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/cade18-smtinterpol/svcomp-DerefFreeMemtrack-32bit-Automizer_SmtInterpol_NoArray.epf -i ../../../trunk/examples/svcomp/memsafety-ext2/complex_data_creation_test01_true-valid-memsafety.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-666feb3-m [2018-04-10 16:01:07,863 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-04-10 16:01:07,864 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-04-10 16:01:07,876 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-04-10 16:01:07,876 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-04-10 16:01:07,876 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-04-10 16:01:07,877 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-04-10 16:01:07,879 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-04-10 16:01:07,880 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-04-10 16:01:07,881 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-04-10 16:01:07,882 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-04-10 16:01:07,882 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-04-10 16:01:07,882 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-04-10 16:01:07,883 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-04-10 16:01:07,884 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-04-10 16:01:07,885 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-04-10 16:01:07,887 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-04-10 16:01:07,888 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-04-10 16:01:07,889 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-04-10 16:01:07,890 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-04-10 16:01:07,891 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2018-04-10 16:01:07,896 INFO L98 SettingsManager]: Beginning loading settings from /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/cade18-smtinterpol/svcomp-DerefFreeMemtrack-32bit-Automizer_SmtInterpol_NoArray.epf [2018-04-10 16:01:07,913 INFO L110 SettingsManager]: Loading preferences was successful [2018-04-10 16:01:07,913 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-04-10 16:01:07,914 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-04-10 16:01:07,914 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-04-10 16:01:07,914 INFO L133 SettingsManager]: * Use SBE=true [2018-04-10 16:01:07,914 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-04-10 16:01:07,915 INFO L133 SettingsManager]: * sizeof long=4 [2018-04-10 16:01:07,915 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-04-10 16:01:07,915 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-04-10 16:01:07,915 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-04-10 16:01:07,915 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-04-10 16:01:07,915 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2018-04-10 16:01:07,915 INFO L133 SettingsManager]: * Bitprecise bitfields=true [2018-04-10 16:01:07,915 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-04-10 16:01:07,915 INFO L133 SettingsManager]: * sizeof long double=12 [2018-04-10 16:01:07,915 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-04-10 16:01:07,915 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-04-10 16:01:07,916 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-04-10 16:01:07,916 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-04-10 16:01:07,916 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-04-10 16:01:07,916 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-04-10 16:01:07,916 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-04-10 16:01:07,916 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-04-10 16:01:07,916 INFO L133 SettingsManager]: * Trace refinement strategy=SMTINTERPOL [2018-04-10 16:01:07,941 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-04-10 16:01:07,949 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Parser(s) successfully (re)initialized [2018-04-10 16:01:07,951 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-04-10 16:01:07,952 INFO L271 PluginConnector]: Initializing CDTParser... [2018-04-10 16:01:07,952 INFO L276 PluginConnector]: CDTParser initialized [2018-04-10 16:01:07,953 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/memsafety-ext2/complex_data_creation_test01_true-valid-memsafety.i [2018-04-10 16:01:08,263 INFO L225 CDTParser]: Created temporary CDT project at /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/data/FLAGc9d5cbb5b [2018-04-10 16:01:08,394 INFO L287 CDTParser]: IsIndexed: true [2018-04-10 16:01:08,394 INFO L288 CDTParser]: Found 1 translation units. [2018-04-10 16:01:08,395 INFO L168 CDTParser]: Scanning complex_data_creation_test01_true-valid-memsafety.i [2018-04-10 16:01:08,402 INFO L210 ultiparseSymbolTable]: Include resolver: [2018-04-10 16:01:08,402 INFO L215 ultiparseSymbolTable]: [2018-04-10 16:01:08,402 INFO L218 ultiparseSymbolTable]: Function table: [2018-04-10 16:01:08,402 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__append ('append') in complex_data_creation_test01_true-valid-memsafety.i [2018-04-10 16:01:08,402 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i____bswap_64 ('__bswap_64') in complex_data_creation_test01_true-valid-memsafety.i [2018-04-10 16:01:08,402 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeData ('freeData') in complex_data_creation_test01_true-valid-memsafety.i [2018-04-10 16:01:08,402 INFO L221 ultiparseSymbolTable]: Function definition of null ('main') in complex_data_creation_test01_true-valid-memsafety.i [2018-04-10 16:01:08,402 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i____bswap_32 ('__bswap_32') in complex_data_creation_test01_true-valid-memsafety.i [2018-04-10 16:01:08,402 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data ('create_data') in complex_data_creation_test01_true-valid-memsafety.i [2018-04-10 16:01:08,403 INFO L227 ultiparseSymbolTable]: Global variable table: [2018-04-10 16:01:08,403 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i____u_long in complex_data_creation_test01_true-valid-memsafety.i [2018-04-10 16:01:08,403 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i____int16_t in complex_data_creation_test01_true-valid-memsafety.i [2018-04-10 16:01:08,403 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__pthread_barrierattr_t in complex_data_creation_test01_true-valid-memsafety.i [2018-04-10 16:01:08,403 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__sigset_t in complex_data_creation_test01_true-valid-memsafety.i [2018-04-10 16:01:08,403 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__pthread_rwlockattr_t in complex_data_creation_test01_true-valid-memsafety.i [2018-04-10 16:01:08,403 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i____quad_t in complex_data_creation_test01_true-valid-memsafety.i [2018-04-10 16:01:08,403 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__u_quad_t in complex_data_creation_test01_true-valid-memsafety.i [2018-04-10 16:01:08,403 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i____fsid_t in complex_data_creation_test01_true-valid-memsafety.i [2018-04-10 16:01:08,403 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__ulong in complex_data_creation_test01_true-valid-memsafety.i [2018-04-10 16:01:08,403 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i____u_quad_t in complex_data_creation_test01_true-valid-memsafety.i [2018-04-10 16:01:08,403 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__pthread_key_t in complex_data_creation_test01_true-valid-memsafety.i [2018-04-10 16:01:08,403 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i____syscall_slong_t in complex_data_creation_test01_true-valid-memsafety.i [2018-04-10 16:01:08,403 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i____ino64_t in complex_data_creation_test01_true-valid-memsafety.i [2018-04-10 16:01:08,403 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__pthread_barrier_t in complex_data_creation_test01_true-valid-memsafety.i [2018-04-10 16:01:08,403 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i____fsblkcnt_t in complex_data_creation_test01_true-valid-memsafety.i [2018-04-10 16:01:08,403 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__int16_t in complex_data_creation_test01_true-valid-memsafety.i [2018-04-10 16:01:08,403 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i____ino_t in complex_data_creation_test01_true-valid-memsafety.i [2018-04-10 16:01:08,403 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__lldiv_t in complex_data_creation_test01_true-valid-memsafety.i [2018-04-10 16:01:08,404 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__blksize_t in complex_data_creation_test01_true-valid-memsafety.i [2018-04-10 16:01:08,404 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__uid_t in complex_data_creation_test01_true-valid-memsafety.i [2018-04-10 16:01:08,404 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__pthread_rwlock_t in complex_data_creation_test01_true-valid-memsafety.i [2018-04-10 16:01:08,404 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i____uint32_t in complex_data_creation_test01_true-valid-memsafety.i [2018-04-10 16:01:08,404 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__Data in complex_data_creation_test01_true-valid-memsafety.i [2018-04-10 16:01:08,404 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__quad_t in complex_data_creation_test01_true-valid-memsafety.i [2018-04-10 16:01:08,404 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__blkcnt_t in complex_data_creation_test01_true-valid-memsafety.i [2018-04-10 16:01:08,404 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i____blkcnt_t in complex_data_creation_test01_true-valid-memsafety.i [2018-04-10 16:01:08,404 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__u_char in complex_data_creation_test01_true-valid-memsafety.i [2018-04-10 16:01:08,404 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__u_int16_t in complex_data_creation_test01_true-valid-memsafety.i [2018-04-10 16:01:08,404 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__pthread_cond_t in complex_data_creation_test01_true-valid-memsafety.i [2018-04-10 16:01:08,404 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i____int32_t in complex_data_creation_test01_true-valid-memsafety.i [2018-04-10 16:01:08,404 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i____suseconds_t in complex_data_creation_test01_true-valid-memsafety.i [2018-04-10 16:01:08,404 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i____pthread_slist_t in complex_data_creation_test01_true-valid-memsafety.i [2018-04-10 16:01:08,405 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__clockid_t in complex_data_creation_test01_true-valid-memsafety.i [2018-04-10 16:01:08,405 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__fsblkcnt_t in complex_data_creation_test01_true-valid-memsafety.i [2018-04-10 16:01:08,405 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i____clockid_t in complex_data_creation_test01_true-valid-memsafety.i [2018-04-10 16:01:08,405 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__dev_t in complex_data_creation_test01_true-valid-memsafety.i [2018-04-10 16:01:08,405 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i____rlim_t in complex_data_creation_test01_true-valid-memsafety.i [2018-04-10 16:01:08,405 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__id_t in complex_data_creation_test01_true-valid-memsafety.i [2018-04-10 16:01:08,405 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__u_int in complex_data_creation_test01_true-valid-memsafety.i [2018-04-10 16:01:08,405 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__uint in complex_data_creation_test01_true-valid-memsafety.i [2018-04-10 16:01:08,405 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__wchar_t in complex_data_creation_test01_true-valid-memsafety.i [2018-04-10 16:01:08,405 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__fd_mask in complex_data_creation_test01_true-valid-memsafety.i [2018-04-10 16:01:08,405 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__nlink_t in complex_data_creation_test01_true-valid-memsafety.i [2018-04-10 16:01:08,406 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i____u_char in complex_data_creation_test01_true-valid-memsafety.i [2018-04-10 16:01:08,406 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i____off64_t in complex_data_creation_test01_true-valid-memsafety.i [2018-04-10 16:01:08,406 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i____sig_atomic_t in complex_data_creation_test01_true-valid-memsafety.i [2018-04-10 16:01:08,406 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i____timer_t in complex_data_creation_test01_true-valid-memsafety.i [2018-04-10 16:01:08,406 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i____off_t in complex_data_creation_test01_true-valid-memsafety.i [2018-04-10 16:01:08,406 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i____ssize_t in complex_data_creation_test01_true-valid-memsafety.i [2018-04-10 16:01:08,406 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i____pid_t in complex_data_creation_test01_true-valid-memsafety.i [2018-04-10 16:01:08,406 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__pthread_mutexattr_t in complex_data_creation_test01_true-valid-memsafety.i [2018-04-10 16:01:08,406 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i____gid_t in complex_data_creation_test01_true-valid-memsafety.i [2018-04-10 16:01:08,406 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__int32_t in complex_data_creation_test01_true-valid-memsafety.i [2018-04-10 16:01:08,407 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__key_t in complex_data_creation_test01_true-valid-memsafety.i [2018-04-10 16:01:08,407 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__u_int32_t in complex_data_creation_test01_true-valid-memsafety.i [2018-04-10 16:01:08,407 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i____id_t in complex_data_creation_test01_true-valid-memsafety.i [2018-04-10 16:01:08,407 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i____fd_mask in complex_data_creation_test01_true-valid-memsafety.i [2018-04-10 16:01:08,407 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__pthread_t in complex_data_creation_test01_true-valid-memsafety.i [2018-04-10 16:01:08,407 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i____syscall_ulong_t in complex_data_creation_test01_true-valid-memsafety.i [2018-04-10 16:01:08,407 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__u_int8_t in complex_data_creation_test01_true-valid-memsafety.i [2018-04-10 16:01:08,407 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i____nlink_t in complex_data_creation_test01_true-valid-memsafety.i [2018-04-10 16:01:08,407 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__u_short in complex_data_creation_test01_true-valid-memsafety.i [2018-04-10 16:01:08,407 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__timer_t in complex_data_creation_test01_true-valid-memsafety.i [2018-04-10 16:01:08,408 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__register_t in complex_data_creation_test01_true-valid-memsafety.i [2018-04-10 16:01:08,408 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i____fsblkcnt64_t in complex_data_creation_test01_true-valid-memsafety.i [2018-04-10 16:01:08,408 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__u_int64_t in complex_data_creation_test01_true-valid-memsafety.i [2018-04-10 16:01:08,408 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i____fsfilcnt64_t in complex_data_creation_test01_true-valid-memsafety.i [2018-04-10 16:01:08,408 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i____uint64_t in complex_data_creation_test01_true-valid-memsafety.i [2018-04-10 16:01:08,408 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i____fsword_t in complex_data_creation_test01_true-valid-memsafety.i [2018-04-10 16:01:08,408 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i____blkcnt64_t in complex_data_creation_test01_true-valid-memsafety.i [2018-04-10 16:01:08,408 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__pid_t in complex_data_creation_test01_true-valid-memsafety.i [2018-04-10 16:01:08,408 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__fsfilcnt_t in complex_data_creation_test01_true-valid-memsafety.i [2018-04-10 16:01:08,408 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__ino_t in complex_data_creation_test01_true-valid-memsafety.i [2018-04-10 16:01:08,408 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__gid_t in complex_data_creation_test01_true-valid-memsafety.i [2018-04-10 16:01:08,409 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__ldiv_t in complex_data_creation_test01_true-valid-memsafety.i [2018-04-10 16:01:08,409 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__int8_t in complex_data_creation_test01_true-valid-memsafety.i [2018-04-10 16:01:08,409 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i____uid_t in complex_data_creation_test01_true-valid-memsafety.i [2018-04-10 16:01:08,409 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__ssize_t in complex_data_creation_test01_true-valid-memsafety.i [2018-04-10 16:01:08,409 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i____intptr_t in complex_data_creation_test01_true-valid-memsafety.i [2018-04-10 16:01:08,409 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__pthread_attr_t in complex_data_creation_test01_true-valid-memsafety.i [2018-04-10 16:01:08,409 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i____mode_t in complex_data_creation_test01_true-valid-memsafety.i [2018-04-10 16:01:08,409 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i____socklen_t in complex_data_creation_test01_true-valid-memsafety.i [2018-04-10 16:01:08,409 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__pthread_once_t in complex_data_creation_test01_true-valid-memsafety.i [2018-04-10 16:01:08,409 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__off_t in complex_data_creation_test01_true-valid-memsafety.i [2018-04-10 16:01:08,409 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i____u_int in complex_data_creation_test01_true-valid-memsafety.i [2018-04-10 16:01:08,409 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__size_t in complex_data_creation_test01_true-valid-memsafety.i [2018-04-10 16:01:08,410 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__div_t in complex_data_creation_test01_true-valid-memsafety.i [2018-04-10 16:01:08,410 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i____clock_t in complex_data_creation_test01_true-valid-memsafety.i [2018-04-10 16:01:08,410 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__time_t in complex_data_creation_test01_true-valid-memsafety.i [2018-04-10 16:01:08,410 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__caddr_t in complex_data_creation_test01_true-valid-memsafety.i [2018-04-10 16:01:08,410 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i____rlim64_t in complex_data_creation_test01_true-valid-memsafety.i [2018-04-10 16:01:08,410 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i____daddr_t in complex_data_creation_test01_true-valid-memsafety.i [2018-04-10 16:01:08,410 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__pthread_spinlock_t in complex_data_creation_test01_true-valid-memsafety.i [2018-04-10 16:01:08,410 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__mode_t in complex_data_creation_test01_true-valid-memsafety.i [2018-04-10 16:01:08,410 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i____u_short in complex_data_creation_test01_true-valid-memsafety.i [2018-04-10 16:01:08,410 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i____sigset_t in complex_data_creation_test01_true-valid-memsafety.i [2018-04-10 16:01:08,410 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__pthread_mutex_t in complex_data_creation_test01_true-valid-memsafety.i [2018-04-10 16:01:08,410 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__loff_t in complex_data_creation_test01_true-valid-memsafety.i [2018-04-10 16:01:08,410 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__fd_set in complex_data_creation_test01_true-valid-memsafety.i [2018-04-10 16:01:08,410 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i____useconds_t in complex_data_creation_test01_true-valid-memsafety.i [2018-04-10 16:01:08,410 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__ushort in complex_data_creation_test01_true-valid-memsafety.i [2018-04-10 16:01:08,410 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i____int64_t in complex_data_creation_test01_true-valid-memsafety.i [2018-04-10 16:01:08,410 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i____uint8_t in complex_data_creation_test01_true-valid-memsafety.i [2018-04-10 16:01:08,410 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i____key_t in complex_data_creation_test01_true-valid-memsafety.i [2018-04-10 16:01:08,410 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i____caddr_t in complex_data_creation_test01_true-valid-memsafety.i [2018-04-10 16:01:08,410 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i____time_t in complex_data_creation_test01_true-valid-memsafety.i [2018-04-10 16:01:08,411 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__u_long in complex_data_creation_test01_true-valid-memsafety.i [2018-04-10 16:01:08,411 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i____dev_t in complex_data_creation_test01_true-valid-memsafety.i [2018-04-10 16:01:08,411 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i____fsfilcnt_t in complex_data_creation_test01_true-valid-memsafety.i [2018-04-10 16:01:08,411 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i____uint16_t in complex_data_creation_test01_true-valid-memsafety.i [2018-04-10 16:01:08,411 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i____blksize_t in complex_data_creation_test01_true-valid-memsafety.i [2018-04-10 16:01:08,411 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__clock_t in complex_data_creation_test01_true-valid-memsafety.i [2018-04-10 16:01:08,411 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__suseconds_t in complex_data_creation_test01_true-valid-memsafety.i [2018-04-10 16:01:08,411 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i____qaddr_t in complex_data_creation_test01_true-valid-memsafety.i [2018-04-10 16:01:08,411 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__int64_t in complex_data_creation_test01_true-valid-memsafety.i [2018-04-10 16:01:08,411 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__daddr_t in complex_data_creation_test01_true-valid-memsafety.i [2018-04-10 16:01:08,411 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i____loff_t in complex_data_creation_test01_true-valid-memsafety.i [2018-04-10 16:01:08,411 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__pthread_condattr_t in complex_data_creation_test01_true-valid-memsafety.i [2018-04-10 16:01:08,411 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__fsid_t in complex_data_creation_test01_true-valid-memsafety.i [2018-04-10 16:01:08,411 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i____int8_t in complex_data_creation_test01_true-valid-memsafety.i [2018-04-10 16:01:08,426 INFO L330 CDTParser]: Deleted temporary CDT project at /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/data/FLAGc9d5cbb5b [2018-04-10 16:01:08,428 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-04-10 16:01:08,429 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-04-10 16:01:08,430 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-04-10 16:01:08,430 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-04-10 16:01:08,434 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-04-10 16:01:08,435 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.04 04:01:08" (1/1) ... [2018-04-10 16:01:08,437 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@d9054fa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.04 04:01:08, skipping insertion in model container [2018-04-10 16:01:08,437 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.04 04:01:08" (1/1) ... [2018-04-10 16:01:08,452 INFO L167 Dispatcher]: Using SV-COMP mode [2018-04-10 16:01:08,474 INFO L167 Dispatcher]: Using SV-COMP mode [2018-04-10 16:01:08,607 INFO L175 PostProcessor]: Settings: Checked method=main [2018-04-10 16:01:08,649 INFO L175 PostProcessor]: Settings: Checked method=main [2018-04-10 16:01:08,655 INFO L100 SccComputation]: Graph consists of 0 InCaSumBalls and 120 non ball SCCs. Number of states in SCCs 120. [2018-04-10 16:01:08,701 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.04 04:01:08 WrapperNode [2018-04-10 16:01:08,701 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-04-10 16:01:08,702 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-04-10 16:01:08,702 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-04-10 16:01:08,702 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-04-10 16:01:08,714 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.04 04:01:08" (1/1) ... [2018-04-10 16:01:08,714 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.04 04:01:08" (1/1) ... [2018-04-10 16:01:08,727 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.04 04:01:08" (1/1) ... [2018-04-10 16:01:08,727 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.04 04:01:08" (1/1) ... [2018-04-10 16:01:08,737 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.04 04:01:08" (1/1) ... [2018-04-10 16:01:08,741 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.04 04:01:08" (1/1) ... [2018-04-10 16:01:08,744 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.04 04:01:08" (1/1) ... [2018-04-10 16:01:08,749 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-04-10 16:01:08,749 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-04-10 16:01:08,749 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-04-10 16:01:08,749 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-04-10 16:01:08,750 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.04 04:01:08" (1/1) ... No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-04-10 16:01:08,846 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-04-10 16:01:08,846 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-04-10 16:01:08,846 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i____bswap_32 [2018-04-10 16:01:08,846 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i____bswap_64 [2018-04-10 16:01:08,846 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data [2018-04-10 16:01:08,846 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeData [2018-04-10 16:01:08,846 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__append [2018-04-10 16:01:08,846 INFO L136 BoogieDeclarations]: Found implementation of procedure main [2018-04-10 16:01:08,846 INFO L128 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-04-10 16:01:08,846 INFO L128 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2018-04-10 16:01:08,847 INFO L128 BoogieDeclarations]: Found specification of procedure atof [2018-04-10 16:01:08,847 INFO L128 BoogieDeclarations]: Found specification of procedure atoi [2018-04-10 16:01:08,847 INFO L128 BoogieDeclarations]: Found specification of procedure atol [2018-04-10 16:01:08,847 INFO L128 BoogieDeclarations]: Found specification of procedure atoll [2018-04-10 16:01:08,847 INFO L128 BoogieDeclarations]: Found specification of procedure strtod [2018-04-10 16:01:08,847 INFO L128 BoogieDeclarations]: Found specification of procedure strtof [2018-04-10 16:01:08,847 INFO L128 BoogieDeclarations]: Found specification of procedure strtold [2018-04-10 16:01:08,847 INFO L128 BoogieDeclarations]: Found specification of procedure strtol [2018-04-10 16:01:08,847 INFO L128 BoogieDeclarations]: Found specification of procedure strtoul [2018-04-10 16:01:08,847 INFO L128 BoogieDeclarations]: Found specification of procedure strtoq [2018-04-10 16:01:08,847 INFO L128 BoogieDeclarations]: Found specification of procedure strtouq [2018-04-10 16:01:08,847 INFO L128 BoogieDeclarations]: Found specification of procedure strtoll [2018-04-10 16:01:08,847 INFO L128 BoogieDeclarations]: Found specification of procedure strtoull [2018-04-10 16:01:08,847 INFO L128 BoogieDeclarations]: Found specification of procedure l64a [2018-04-10 16:01:08,847 INFO L128 BoogieDeclarations]: Found specification of procedure a64l [2018-04-10 16:01:08,847 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i____bswap_32 [2018-04-10 16:01:08,847 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i____bswap_64 [2018-04-10 16:01:08,847 INFO L128 BoogieDeclarations]: Found specification of procedure select [2018-04-10 16:01:08,848 INFO L128 BoogieDeclarations]: Found specification of procedure pselect [2018-04-10 16:01:08,848 INFO L128 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2018-04-10 16:01:08,848 INFO L128 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2018-04-10 16:01:08,848 INFO L128 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2018-04-10 16:01:08,848 INFO L128 BoogieDeclarations]: Found specification of procedure random [2018-04-10 16:01:08,848 INFO L128 BoogieDeclarations]: Found specification of procedure srandom [2018-04-10 16:01:08,848 INFO L128 BoogieDeclarations]: Found specification of procedure initstate [2018-04-10 16:01:08,848 INFO L128 BoogieDeclarations]: Found specification of procedure setstate [2018-04-10 16:01:08,848 INFO L128 BoogieDeclarations]: Found specification of procedure random_r [2018-04-10 16:01:08,848 INFO L128 BoogieDeclarations]: Found specification of procedure srandom_r [2018-04-10 16:01:08,848 INFO L128 BoogieDeclarations]: Found specification of procedure initstate_r [2018-04-10 16:01:08,848 INFO L128 BoogieDeclarations]: Found specification of procedure setstate_r [2018-04-10 16:01:08,848 INFO L128 BoogieDeclarations]: Found specification of procedure rand [2018-04-10 16:01:08,848 INFO L128 BoogieDeclarations]: Found specification of procedure srand [2018-04-10 16:01:08,848 INFO L128 BoogieDeclarations]: Found specification of procedure rand_r [2018-04-10 16:01:08,848 INFO L128 BoogieDeclarations]: Found specification of procedure drand48 [2018-04-10 16:01:08,848 INFO L128 BoogieDeclarations]: Found specification of procedure erand48 [2018-04-10 16:01:08,848 INFO L128 BoogieDeclarations]: Found specification of procedure lrand48 [2018-04-10 16:01:08,848 INFO L128 BoogieDeclarations]: Found specification of procedure nrand48 [2018-04-10 16:01:08,849 INFO L128 BoogieDeclarations]: Found specification of procedure mrand48 [2018-04-10 16:01:08,849 INFO L128 BoogieDeclarations]: Found specification of procedure jrand48 [2018-04-10 16:01:08,849 INFO L128 BoogieDeclarations]: Found specification of procedure srand48 [2018-04-10 16:01:08,849 INFO L128 BoogieDeclarations]: Found specification of procedure seed48 [2018-04-10 16:01:08,849 INFO L128 BoogieDeclarations]: Found specification of procedure lcong48 [2018-04-10 16:01:08,849 INFO L128 BoogieDeclarations]: Found specification of procedure drand48_r [2018-04-10 16:01:08,849 INFO L128 BoogieDeclarations]: Found specification of procedure erand48_r [2018-04-10 16:01:08,849 INFO L128 BoogieDeclarations]: Found specification of procedure lrand48_r [2018-04-10 16:01:08,849 INFO L128 BoogieDeclarations]: Found specification of procedure nrand48_r [2018-04-10 16:01:08,849 INFO L128 BoogieDeclarations]: Found specification of procedure mrand48_r [2018-04-10 16:01:08,849 INFO L128 BoogieDeclarations]: Found specification of procedure jrand48_r [2018-04-10 16:01:08,849 INFO L128 BoogieDeclarations]: Found specification of procedure srand48_r [2018-04-10 16:01:08,849 INFO L128 BoogieDeclarations]: Found specification of procedure seed48_r [2018-04-10 16:01:08,849 INFO L128 BoogieDeclarations]: Found specification of procedure lcong48_r [2018-04-10 16:01:08,849 INFO L128 BoogieDeclarations]: Found specification of procedure malloc [2018-04-10 16:01:08,849 INFO L128 BoogieDeclarations]: Found specification of procedure calloc [2018-04-10 16:01:08,849 INFO L128 BoogieDeclarations]: Found specification of procedure realloc [2018-04-10 16:01:08,849 INFO L128 BoogieDeclarations]: Found specification of procedure free [2018-04-10 16:01:08,849 INFO L128 BoogieDeclarations]: Found specification of procedure cfree [2018-04-10 16:01:08,850 INFO L128 BoogieDeclarations]: Found specification of procedure alloca [2018-04-10 16:01:08,850 INFO L128 BoogieDeclarations]: Found specification of procedure valloc [2018-04-10 16:01:08,850 INFO L128 BoogieDeclarations]: Found specification of procedure posix_memalign [2018-04-10 16:01:08,850 INFO L128 BoogieDeclarations]: Found specification of procedure aligned_alloc [2018-04-10 16:01:08,850 INFO L128 BoogieDeclarations]: Found specification of procedure abort [2018-04-10 16:01:08,850 INFO L128 BoogieDeclarations]: Found specification of procedure atexit [2018-04-10 16:01:08,850 INFO L128 BoogieDeclarations]: Found specification of procedure at_quick_exit [2018-04-10 16:01:08,850 INFO L128 BoogieDeclarations]: Found specification of procedure on_exit [2018-04-10 16:01:08,850 INFO L128 BoogieDeclarations]: Found specification of procedure exit [2018-04-10 16:01:08,850 INFO L128 BoogieDeclarations]: Found specification of procedure quick_exit [2018-04-10 16:01:08,850 INFO L128 BoogieDeclarations]: Found specification of procedure _Exit [2018-04-10 16:01:08,850 INFO L128 BoogieDeclarations]: Found specification of procedure getenv [2018-04-10 16:01:08,850 INFO L128 BoogieDeclarations]: Found specification of procedure putenv [2018-04-10 16:01:08,850 INFO L128 BoogieDeclarations]: Found specification of procedure setenv [2018-04-10 16:01:08,850 INFO L128 BoogieDeclarations]: Found specification of procedure unsetenv [2018-04-10 16:01:08,850 INFO L128 BoogieDeclarations]: Found specification of procedure clearenv [2018-04-10 16:01:08,850 INFO L128 BoogieDeclarations]: Found specification of procedure mktemp [2018-04-10 16:01:08,851 INFO L128 BoogieDeclarations]: Found specification of procedure mkstemp [2018-04-10 16:01:08,851 INFO L128 BoogieDeclarations]: Found specification of procedure mkstemps [2018-04-10 16:01:08,851 INFO L128 BoogieDeclarations]: Found specification of procedure mkdtemp [2018-04-10 16:01:08,851 INFO L128 BoogieDeclarations]: Found specification of procedure system [2018-04-10 16:01:08,851 INFO L128 BoogieDeclarations]: Found specification of procedure realpath [2018-04-10 16:01:08,851 INFO L128 BoogieDeclarations]: Found specification of procedure bsearch [2018-04-10 16:01:08,851 INFO L128 BoogieDeclarations]: Found specification of procedure qsort [2018-04-10 16:01:08,851 INFO L128 BoogieDeclarations]: Found specification of procedure abs [2018-04-10 16:01:08,851 INFO L128 BoogieDeclarations]: Found specification of procedure labs [2018-04-10 16:01:08,851 INFO L128 BoogieDeclarations]: Found specification of procedure llabs [2018-04-10 16:01:08,851 INFO L128 BoogieDeclarations]: Found specification of procedure div [2018-04-10 16:01:08,851 INFO L128 BoogieDeclarations]: Found specification of procedure ldiv [2018-04-10 16:01:08,851 INFO L128 BoogieDeclarations]: Found specification of procedure lldiv [2018-04-10 16:01:08,851 INFO L128 BoogieDeclarations]: Found specification of procedure ecvt [2018-04-10 16:01:08,851 INFO L128 BoogieDeclarations]: Found specification of procedure fcvt [2018-04-10 16:01:08,851 INFO L128 BoogieDeclarations]: Found specification of procedure gcvt [2018-04-10 16:01:08,851 INFO L128 BoogieDeclarations]: Found specification of procedure qecvt [2018-04-10 16:01:08,852 INFO L128 BoogieDeclarations]: Found specification of procedure qfcvt [2018-04-10 16:01:08,852 INFO L128 BoogieDeclarations]: Found specification of procedure qgcvt [2018-04-10 16:01:08,852 INFO L128 BoogieDeclarations]: Found specification of procedure ecvt_r [2018-04-10 16:01:08,852 INFO L128 BoogieDeclarations]: Found specification of procedure fcvt_r [2018-04-10 16:01:08,852 INFO L128 BoogieDeclarations]: Found specification of procedure qecvt_r [2018-04-10 16:01:08,852 INFO L128 BoogieDeclarations]: Found specification of procedure qfcvt_r [2018-04-10 16:01:08,852 INFO L128 BoogieDeclarations]: Found specification of procedure mblen [2018-04-10 16:01:08,852 INFO L128 BoogieDeclarations]: Found specification of procedure mbtowc [2018-04-10 16:01:08,852 INFO L128 BoogieDeclarations]: Found specification of procedure wctomb [2018-04-10 16:01:08,852 INFO L128 BoogieDeclarations]: Found specification of procedure mbstowcs [2018-04-10 16:01:08,852 INFO L128 BoogieDeclarations]: Found specification of procedure wcstombs [2018-04-10 16:01:08,852 INFO L128 BoogieDeclarations]: Found specification of procedure rpmatch [2018-04-10 16:01:08,852 INFO L128 BoogieDeclarations]: Found specification of procedure getsubopt [2018-04-10 16:01:08,852 INFO L128 BoogieDeclarations]: Found specification of procedure getloadavg [2018-04-10 16:01:08,852 INFO L128 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-04-10 16:01:08,852 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data [2018-04-10 16:01:08,852 INFO L128 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-04-10 16:01:08,853 INFO L128 BoogieDeclarations]: Found specification of procedure read~int [2018-04-10 16:01:08,853 INFO L128 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-04-10 16:01:08,853 INFO L128 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-04-10 16:01:08,853 INFO L128 BoogieDeclarations]: Found specification of procedure write~int [2018-04-10 16:01:08,853 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeData [2018-04-10 16:01:08,853 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-04-10 16:01:08,853 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__append [2018-04-10 16:01:08,853 INFO L128 BoogieDeclarations]: Found specification of procedure main [2018-04-10 16:01:08,853 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-04-10 16:01:08,853 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-04-10 16:01:08,853 INFO L128 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2018-04-10 16:01:09,361 INFO L259 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-04-10 16:01:09,362 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.04 04:01:09 BoogieIcfgContainer [2018-04-10 16:01:09,362 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-04-10 16:01:09,364 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-04-10 16:01:09,364 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-04-10 16:01:09,367 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-04-10 16:01:09,367 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.04 04:01:08" (1/3) ... [2018-04-10 16:01:09,368 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1e2a6e8a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.04 04:01:09, skipping insertion in model container [2018-04-10 16:01:09,368 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.04 04:01:08" (2/3) ... [2018-04-10 16:01:09,368 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1e2a6e8a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.04 04:01:09, skipping insertion in model container [2018-04-10 16:01:09,368 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.04 04:01:09" (3/3) ... [2018-04-10 16:01:09,370 INFO L107 eAbstractionObserver]: Analyzing ICFG complex_data_creation_test01_true-valid-memsafety.i [2018-04-10 16:01:09,380 INFO L131 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-04-10 16:01:09,388 INFO L143 ceAbstractionStarter]: Appying trace abstraction to program that has 91 error locations. [2018-04-10 16:01:09,418 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2018-04-10 16:01:09,419 INFO L369 AbstractCegarLoop]: Interprodecural is true [2018-04-10 16:01:09,419 INFO L370 AbstractCegarLoop]: Hoare is false [2018-04-10 16:01:09,419 INFO L371 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-04-10 16:01:09,419 INFO L372 AbstractCegarLoop]: Backedges is TWOTRACK [2018-04-10 16:01:09,419 INFO L373 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-04-10 16:01:09,419 INFO L374 AbstractCegarLoop]: Difference is false [2018-04-10 16:01:09,419 INFO L375 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-04-10 16:01:09,419 INFO L380 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-04-10 16:01:09,420 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-04-10 16:01:09,432 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states. [2018-04-10 16:01:09,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-04-10 16:01:09,440 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 16:01:09,441 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2018-04-10 16:01:09,441 INFO L408 AbstractCegarLoop]: === Iteration 1 === [__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr0RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr1RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr4AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr2AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr5AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr3AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr22RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr4RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr12RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr27RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr35RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr17RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr9RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr2RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr25RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr15RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr7RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr19RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr39RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr16RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr29RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr32RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr6RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr8RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr31RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr3RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr26RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr36RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr23RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr0RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr18RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr21RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr13RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr33RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr38RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr24RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr10RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr28RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr34RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr5RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr20RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr30RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr11RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr37RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr1RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr14RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr25AssertViolationMEMORY_FREE, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr28EnsuresViolationMEMORY_LEAK, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr24AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr14RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr12RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr8RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr3RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr0RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr2RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr7RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr5RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr11RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr14RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr1RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr9RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr13RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr4RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr15RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr6RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr10RequiresViolation]=== [2018-04-10 16:01:09,445 INFO L82 PathProgramCache]: Analyzing trace with hash -169452939, now seen corresponding path program 1 times [2018-04-10 16:01:09,446 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-10 16:01:09,446 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-10 16:01:09,478 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 16:01:09,478 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-10 16:01:09,478 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 16:01:09,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 16:01:09,510 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 16:01:09,542 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 16:01:09,544 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-10 16:01:09,544 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-04-10 16:01:09,545 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-04-10 16:01:09,555 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-04-10 16:01:09,555 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-04-10 16:01:09,557 INFO L87 Difference]: Start difference. First operand 219 states. Second operand 3 states. [2018-04-10 16:01:09,748 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 16:01:09,749 INFO L93 Difference]: Finished difference Result 214 states and 226 transitions. [2018-04-10 16:01:09,749 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-04-10 16:01:09,750 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 7 [2018-04-10 16:01:09,750 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 16:01:09,759 INFO L225 Difference]: With dead ends: 214 [2018-04-10 16:01:09,759 INFO L226 Difference]: Without dead ends: 211 [2018-04-10 16:01:09,761 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-04-10 16:01:09,773 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 211 states. [2018-04-10 16:01:09,793 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 211 to 211. [2018-04-10 16:01:09,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 211 states. [2018-04-10 16:01:09,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 211 states and 223 transitions. [2018-04-10 16:01:09,799 INFO L78 Accepts]: Start accepts. Automaton has 211 states and 223 transitions. Word has length 7 [2018-04-10 16:01:09,799 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 16:01:09,800 INFO L459 AbstractCegarLoop]: Abstraction has 211 states and 223 transitions. [2018-04-10 16:01:09,800 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-04-10 16:01:09,800 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 223 transitions. [2018-04-10 16:01:09,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-04-10 16:01:09,800 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 16:01:09,800 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2018-04-10 16:01:09,800 INFO L408 AbstractCegarLoop]: === Iteration 2 === [__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr0RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr1RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr4AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr2AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr5AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr3AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr22RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr4RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr12RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr27RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr35RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr17RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr9RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr2RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr25RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr15RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr7RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr19RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr39RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr16RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr29RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr32RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr6RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr8RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr31RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr3RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr26RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr36RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr23RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr0RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr18RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr21RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr13RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr33RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr38RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr24RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr10RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr28RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr34RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr5RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr20RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr30RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr11RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr37RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr1RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr14RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr25AssertViolationMEMORY_FREE, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr28EnsuresViolationMEMORY_LEAK, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr24AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr14RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr12RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr8RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr3RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr0RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr2RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr7RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr5RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr11RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr14RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr1RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr9RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr13RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr4RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr15RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr6RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr10RequiresViolation]=== [2018-04-10 16:01:09,801 INFO L82 PathProgramCache]: Analyzing trace with hash -169452938, now seen corresponding path program 1 times [2018-04-10 16:01:09,801 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-10 16:01:09,801 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-10 16:01:09,802 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 16:01:09,802 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-10 16:01:09,802 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 16:01:09,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 16:01:09,813 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 16:01:09,838 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 16:01:09,838 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-10 16:01:09,839 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-04-10 16:01:09,840 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-04-10 16:01:09,840 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-04-10 16:01:09,840 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-04-10 16:01:09,840 INFO L87 Difference]: Start difference. First operand 211 states and 223 transitions. Second operand 3 states. [2018-04-10 16:01:09,955 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 16:01:09,955 INFO L93 Difference]: Finished difference Result 212 states and 225 transitions. [2018-04-10 16:01:09,956 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-04-10 16:01:09,956 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 7 [2018-04-10 16:01:09,956 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 16:01:09,959 INFO L225 Difference]: With dead ends: 212 [2018-04-10 16:01:09,959 INFO L226 Difference]: Without dead ends: 212 [2018-04-10 16:01:09,960 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-04-10 16:01:09,960 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 212 states. [2018-04-10 16:01:09,970 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 212 to 210. [2018-04-10 16:01:09,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 210 states. [2018-04-10 16:01:09,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 210 states and 222 transitions. [2018-04-10 16:01:09,977 INFO L78 Accepts]: Start accepts. Automaton has 210 states and 222 transitions. Word has length 7 [2018-04-10 16:01:09,977 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 16:01:09,977 INFO L459 AbstractCegarLoop]: Abstraction has 210 states and 222 transitions. [2018-04-10 16:01:09,977 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-04-10 16:01:09,977 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 222 transitions. [2018-04-10 16:01:09,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-04-10 16:01:09,978 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 16:01:09,978 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-10 16:01:09,978 INFO L408 AbstractCegarLoop]: === Iteration 3 === [__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr0RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr1RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr4AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr2AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr5AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr3AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr22RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr4RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr12RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr27RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr35RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr17RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr9RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr2RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr25RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr15RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr7RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr19RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr39RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr16RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr29RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr32RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr6RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr8RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr31RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr3RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr26RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr36RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr23RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr0RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr18RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr21RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr13RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr33RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr38RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr24RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr10RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr28RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr34RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr5RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr20RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr30RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr11RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr37RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr1RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr14RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr25AssertViolationMEMORY_FREE, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr28EnsuresViolationMEMORY_LEAK, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr24AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr14RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr12RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr8RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr3RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr0RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr2RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr7RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr5RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr11RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr14RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr1RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr9RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr13RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr4RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr15RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr6RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr10RequiresViolation]=== [2018-04-10 16:01:09,978 INFO L82 PathProgramCache]: Analyzing trace with hash 1251262201, now seen corresponding path program 1 times [2018-04-10 16:01:09,978 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-10 16:01:09,982 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-10 16:01:09,983 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 16:01:09,983 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-10 16:01:09,984 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 16:01:10,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 16:01:10,001 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 16:01:10,007 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-10 16:01:10,008 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-10 16:01:10,008 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-10 16:01:10,009 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-10 16:01:10,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 16:01:10,041 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-10 16:01:10,068 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 [2018-04-10 16:01:10,070 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-10 16:01:10,071 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:01:10,072 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:6, output treesize:5 [2018-04-10 16:01:10,087 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2018-04-10 16:01:10,088 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-10 16:01:10,091 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. [2018-04-10 16:01:10,091 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:12, output treesize:11 [2018-04-10 16:01:10,097 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 16:01:10,098 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-10 16:01:10,098 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-04-10 16:01:10,098 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-04-10 16:01:10,098 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-04-10 16:01:10,098 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-04-10 16:01:10,098 INFO L87 Difference]: Start difference. First operand 210 states and 222 transitions. Second operand 5 states. [2018-04-10 16:01:10,293 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 16:01:10,293 INFO L93 Difference]: Finished difference Result 208 states and 220 transitions. [2018-04-10 16:01:10,294 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-04-10 16:01:10,294 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 14 [2018-04-10 16:01:10,294 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 16:01:10,295 INFO L225 Difference]: With dead ends: 208 [2018-04-10 16:01:10,295 INFO L226 Difference]: Without dead ends: 208 [2018-04-10 16:01:10,295 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 9 SyntacticMatches, 1 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2018-04-10 16:01:10,295 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 208 states. [2018-04-10 16:01:10,302 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 208 to 208. [2018-04-10 16:01:10,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 208 states. [2018-04-10 16:01:10,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 208 states and 220 transitions. [2018-04-10 16:01:10,304 INFO L78 Accepts]: Start accepts. Automaton has 208 states and 220 transitions. Word has length 14 [2018-04-10 16:01:10,304 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 16:01:10,304 INFO L459 AbstractCegarLoop]: Abstraction has 208 states and 220 transitions. [2018-04-10 16:01:10,304 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-04-10 16:01:10,304 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 220 transitions. [2018-04-10 16:01:10,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-04-10 16:01:10,305 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 16:01:10,305 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-10 16:01:10,305 INFO L408 AbstractCegarLoop]: === Iteration 4 === [__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr0RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr1RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr4AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr2AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr5AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr3AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr22RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr4RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr12RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr27RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr35RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr17RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr9RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr2RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr25RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr15RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr7RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr19RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr39RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr16RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr29RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr32RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr6RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr8RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr31RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr3RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr26RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr36RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr23RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr0RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr18RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr21RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr13RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr33RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr38RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr24RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr10RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr28RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr34RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr5RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr20RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr30RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr11RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr37RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr1RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr14RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr25AssertViolationMEMORY_FREE, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr28EnsuresViolationMEMORY_LEAK, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr24AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr14RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr12RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr8RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr3RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr0RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr2RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr7RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr5RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr11RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr14RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr1RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr9RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr13RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr4RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr15RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr6RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr10RequiresViolation]=== [2018-04-10 16:01:10,305 INFO L82 PathProgramCache]: Analyzing trace with hash 1251262202, now seen corresponding path program 1 times [2018-04-10 16:01:10,305 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-10 16:01:10,306 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-10 16:01:10,306 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 16:01:10,307 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-10 16:01:10,307 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 16:01:10,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 16:01:10,320 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 16:01:10,324 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-10 16:01:10,324 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-10 16:01:10,324 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-10 16:01:10,325 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-10 16:01:10,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 16:01:10,354 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-10 16:01:10,359 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 [2018-04-10 16:01:10,359 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-10 16:01:10,363 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 [2018-04-10 16:01:10,364 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 16:01:10,366 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:01:10,367 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:16, output treesize:14 [2018-04-10 16:01:10,388 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:01:10,389 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:01:10,390 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 4 [2018-04-10 16:01:10,390 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-10 16:01:10,396 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:01:10,397 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 21 [2018-04-10 16:01:10,397 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 16:01:10,402 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-10 16:01:10,402 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:25, output treesize:14 [2018-04-10 16:01:10,412 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 16:01:10,412 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-10 16:01:10,413 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-04-10 16:01:10,413 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-04-10 16:01:10,413 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-04-10 16:01:10,413 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-04-10 16:01:10,413 INFO L87 Difference]: Start difference. First operand 208 states and 220 transitions. Second operand 6 states. [2018-04-10 16:01:10,744 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 16:01:10,744 INFO L93 Difference]: Finished difference Result 228 states and 244 transitions. [2018-04-10 16:01:10,744 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-04-10 16:01:10,744 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 14 [2018-04-10 16:01:10,744 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 16:01:10,745 INFO L225 Difference]: With dead ends: 228 [2018-04-10 16:01:10,745 INFO L226 Difference]: Without dead ends: 228 [2018-04-10 16:01:10,746 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2018-04-10 16:01:10,746 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 228 states. [2018-04-10 16:01:10,752 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 228 to 217. [2018-04-10 16:01:10,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 217 states. [2018-04-10 16:01:10,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 217 states and 232 transitions. [2018-04-10 16:01:10,754 INFO L78 Accepts]: Start accepts. Automaton has 217 states and 232 transitions. Word has length 14 [2018-04-10 16:01:10,754 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 16:01:10,754 INFO L459 AbstractCegarLoop]: Abstraction has 217 states and 232 transitions. [2018-04-10 16:01:10,755 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-04-10 16:01:10,755 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 232 transitions. [2018-04-10 16:01:10,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-04-10 16:01:10,755 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 16:01:10,755 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-10 16:01:10,757 INFO L408 AbstractCegarLoop]: === Iteration 5 === [__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr0RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr1RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr4AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr2AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr5AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr3AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr22RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr4RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr12RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr27RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr35RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr17RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr9RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr2RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr25RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr15RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr7RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr19RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr39RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr16RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr29RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr32RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr6RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr8RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr31RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr3RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr26RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr36RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr23RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr0RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr18RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr21RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr13RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr33RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr38RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr24RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr10RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr28RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr34RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr5RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr20RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr30RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr11RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr37RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr1RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr14RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr25AssertViolationMEMORY_FREE, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr28EnsuresViolationMEMORY_LEAK, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr24AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr14RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr12RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr8RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr3RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr0RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr2RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr7RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr5RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr11RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr14RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr1RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr9RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr13RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr4RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr15RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr6RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr10RequiresViolation]=== [2018-04-10 16:01:10,757 INFO L82 PathProgramCache]: Analyzing trace with hash 134422559, now seen corresponding path program 1 times [2018-04-10 16:01:10,757 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-10 16:01:10,757 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-10 16:01:10,758 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 16:01:10,758 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-10 16:01:10,758 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 16:01:10,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 16:01:10,768 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 16:01:10,789 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 16:01:10,789 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-10 16:01:10,790 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-04-10 16:01:10,790 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-04-10 16:01:10,790 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-04-10 16:01:10,790 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-04-10 16:01:10,790 INFO L87 Difference]: Start difference. First operand 217 states and 232 transitions. Second operand 4 states. [2018-04-10 16:01:10,889 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 16:01:10,889 INFO L93 Difference]: Finished difference Result 215 states and 229 transitions. [2018-04-10 16:01:10,889 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-04-10 16:01:10,889 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 15 [2018-04-10 16:01:10,890 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 16:01:10,891 INFO L225 Difference]: With dead ends: 215 [2018-04-10 16:01:10,891 INFO L226 Difference]: Without dead ends: 215 [2018-04-10 16:01:10,891 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-04-10 16:01:10,892 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 215 states. [2018-04-10 16:01:10,894 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 215 to 215. [2018-04-10 16:01:10,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 215 states. [2018-04-10 16:01:10,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 215 states and 229 transitions. [2018-04-10 16:01:10,895 INFO L78 Accepts]: Start accepts. Automaton has 215 states and 229 transitions. Word has length 15 [2018-04-10 16:01:10,895 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 16:01:10,895 INFO L459 AbstractCegarLoop]: Abstraction has 215 states and 229 transitions. [2018-04-10 16:01:10,895 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-04-10 16:01:10,895 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 229 transitions. [2018-04-10 16:01:10,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-04-10 16:01:10,896 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 16:01:10,896 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-10 16:01:10,896 INFO L408 AbstractCegarLoop]: === Iteration 6 === [__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr0RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr1RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr4AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr2AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr5AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr3AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr22RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr4RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr12RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr27RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr35RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr17RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr9RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr2RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr25RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr15RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr7RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr19RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr39RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr16RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr29RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr32RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr6RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr8RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr31RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr3RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr26RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr36RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr23RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr0RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr18RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr21RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr13RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr33RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr38RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr24RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr10RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr28RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr34RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr5RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr20RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr30RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr11RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr37RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr1RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr14RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr25AssertViolationMEMORY_FREE, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr28EnsuresViolationMEMORY_LEAK, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr24AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr14RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr12RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr8RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr3RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr0RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr2RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr7RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr5RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr11RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr14RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr1RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr9RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr13RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr4RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr15RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr6RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr10RequiresViolation]=== [2018-04-10 16:01:10,896 INFO L82 PathProgramCache]: Analyzing trace with hash 134422560, now seen corresponding path program 1 times [2018-04-10 16:01:10,896 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-10 16:01:10,896 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-10 16:01:10,897 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 16:01:10,897 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-10 16:01:10,897 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 16:01:10,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 16:01:10,903 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 16:01:10,931 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 16:01:10,931 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-10 16:01:10,931 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-04-10 16:01:10,932 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-04-10 16:01:10,932 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-04-10 16:01:10,932 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-04-10 16:01:10,932 INFO L87 Difference]: Start difference. First operand 215 states and 229 transitions. Second operand 4 states. [2018-04-10 16:01:11,066 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 16:01:11,066 INFO L93 Difference]: Finished difference Result 213 states and 226 transitions. [2018-04-10 16:01:11,066 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-04-10 16:01:11,066 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 15 [2018-04-10 16:01:11,067 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 16:01:11,067 INFO L225 Difference]: With dead ends: 213 [2018-04-10 16:01:11,068 INFO L226 Difference]: Without dead ends: 213 [2018-04-10 16:01:11,068 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-04-10 16:01:11,068 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 213 states. [2018-04-10 16:01:11,071 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 213 to 213. [2018-04-10 16:01:11,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 213 states. [2018-04-10 16:01:11,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 213 states and 226 transitions. [2018-04-10 16:01:11,073 INFO L78 Accepts]: Start accepts. Automaton has 213 states and 226 transitions. Word has length 15 [2018-04-10 16:01:11,073 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 16:01:11,073 INFO L459 AbstractCegarLoop]: Abstraction has 213 states and 226 transitions. [2018-04-10 16:01:11,073 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-04-10 16:01:11,073 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 226 transitions. [2018-04-10 16:01:11,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-04-10 16:01:11,074 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 16:01:11,074 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-10 16:01:11,074 INFO L408 AbstractCegarLoop]: === Iteration 7 === [__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr0RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr1RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr4AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr2AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr5AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr3AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr22RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr4RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr12RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr27RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr35RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr17RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr9RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr2RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr25RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr15RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr7RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr19RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr39RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr16RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr29RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr32RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr6RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr8RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr31RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr3RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr26RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr36RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr23RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr0RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr18RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr21RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr13RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr33RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr38RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr24RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr10RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr28RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr34RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr5RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr20RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr30RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr11RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr37RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr1RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr14RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr25AssertViolationMEMORY_FREE, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr28EnsuresViolationMEMORY_LEAK, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr24AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr14RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr12RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr8RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr3RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr0RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr2RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr7RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr5RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr11RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr14RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr1RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr9RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr13RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr4RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr15RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr6RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr10RequiresViolation]=== [2018-04-10 16:01:11,074 INFO L82 PathProgramCache]: Analyzing trace with hash 1368322923, now seen corresponding path program 1 times [2018-04-10 16:01:11,074 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-10 16:01:11,074 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-10 16:01:11,075 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 16:01:11,075 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-10 16:01:11,075 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 16:01:11,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 16:01:11,088 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 16:01:11,094 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-10 16:01:11,094 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-10 16:01:11,094 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-10 16:01:11,094 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-10 16:01:11,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 16:01:11,151 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-10 16:01:11,155 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 [2018-04-10 16:01:11,155 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-10 16:01:11,161 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 [2018-04-10 16:01:11,161 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 16:01:11,165 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:01:11,165 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:16, output treesize:14 [2018-04-10 16:01:11,172 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-10 16:01:11,173 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-10 16:01:11,173 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 16:01:11,175 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:01:11,181 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-10 16:01:11,183 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-10 16:01:11,183 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-10 16:01:11,184 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:01:11,188 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:01:11,188 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:33, output treesize:25 [2018-04-10 16:01:11,223 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:01:11,223 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:01:11,224 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 4 [2018-04-10 16:01:11,224 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-10 16:01:11,232 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:01:11,232 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 21 [2018-04-10 16:01:11,233 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 16:01:11,240 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:01:11,240 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:36, output treesize:25 [2018-04-10 16:01:11,262 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:01:11,263 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:01:11,263 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 8 [2018-04-10 16:01:11,264 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-10 16:01:11,271 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:01:11,272 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:42, output treesize:32 [2018-04-10 16:01:11,294 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 26 [2018-04-10 16:01:11,296 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 14 treesize of output 13 [2018-04-10 16:01:11,297 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 16:01:11,300 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:01:11,311 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 22 [2018-04-10 16:01:11,312 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 10 treesize of output 9 [2018-04-10 16:01:11,313 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-10 16:01:11,316 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:01:11,323 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-10 16:01:11,323 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 5 variables, input treesize:55, output treesize:38 [2018-04-10 16:01:11,343 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 24 [2018-04-10 16:01:11,345 INFO L682 Elim1Store]: detected equality via solver [2018-04-10 16:01:11,345 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 18 [2018-04-10 16:01:11,345 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 16:01:11,351 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 3 [2018-04-10 16:01:11,351 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-10 16:01:11,352 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:01:11,358 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2018-04-10 16:01:11,359 INFO L682 Elim1Store]: detected equality via solver [2018-04-10 16:01:11,360 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2018-04-10 16:01:11,360 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-10 16:01:11,362 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:01:11,367 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:01:11,367 INFO L202 ElimStorePlain]: Needed 6 recursive calls to eliminate 6 variables, input treesize:52, output treesize:7 [2018-04-10 16:01:11,379 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 16:01:11,379 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-10 16:01:11,380 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2018-04-10 16:01:11,380 INFO L442 AbstractCegarLoop]: Interpolant automaton has 11 states [2018-04-10 16:01:11,380 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2018-04-10 16:01:11,380 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=91, Unknown=0, NotChecked=0, Total=110 [2018-04-10 16:01:11,381 INFO L87 Difference]: Start difference. First operand 213 states and 226 transitions. Second operand 11 states. [2018-04-10 16:01:12,047 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 16:01:12,047 INFO L93 Difference]: Finished difference Result 215 states and 229 transitions. [2018-04-10 16:01:12,047 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2018-04-10 16:01:12,047 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 20 [2018-04-10 16:01:12,048 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 16:01:12,048 INFO L225 Difference]: With dead ends: 215 [2018-04-10 16:01:12,049 INFO L226 Difference]: Without dead ends: 215 [2018-04-10 16:01:12,049 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=86, Invalid=256, Unknown=0, NotChecked=0, Total=342 [2018-04-10 16:01:12,049 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 215 states. [2018-04-10 16:01:12,052 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 215 to 214. [2018-04-10 16:01:12,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 214 states. [2018-04-10 16:01:12,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 214 states and 227 transitions. [2018-04-10 16:01:12,054 INFO L78 Accepts]: Start accepts. Automaton has 214 states and 227 transitions. Word has length 20 [2018-04-10 16:01:12,054 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 16:01:12,054 INFO L459 AbstractCegarLoop]: Abstraction has 214 states and 227 transitions. [2018-04-10 16:01:12,054 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states. [2018-04-10 16:01:12,054 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 227 transitions. [2018-04-10 16:01:12,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-04-10 16:01:12,055 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 16:01:12,055 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-10 16:01:12,055 INFO L408 AbstractCegarLoop]: === Iteration 8 === [__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr0RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr1RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr4AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr2AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr5AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr3AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr22RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr4RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr12RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr27RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr35RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr17RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr9RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr2RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr25RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr15RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr7RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr19RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr39RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr16RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr29RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr32RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr6RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr8RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr31RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr3RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr26RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr36RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr23RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr0RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr18RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr21RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr13RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr33RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr38RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr24RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr10RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr28RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr34RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr5RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr20RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr30RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr11RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr37RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr1RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr14RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr25AssertViolationMEMORY_FREE, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr28EnsuresViolationMEMORY_LEAK, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr24AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr14RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr12RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr8RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr3RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr0RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr2RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr7RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr5RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr11RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr14RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr1RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr9RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr13RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr4RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr15RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr6RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr10RequiresViolation]=== [2018-04-10 16:01:12,055 INFO L82 PathProgramCache]: Analyzing trace with hash 699601039, now seen corresponding path program 1 times [2018-04-10 16:01:12,055 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-10 16:01:12,055 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-10 16:01:12,056 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 16:01:12,056 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-10 16:01:12,056 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 16:01:12,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 16:01:12,065 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 16:01:12,090 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 16:01:12,091 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-10 16:01:12,091 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-04-10 16:01:12,091 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-04-10 16:01:12,091 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-04-10 16:01:12,091 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-04-10 16:01:12,092 INFO L87 Difference]: Start difference. First operand 214 states and 227 transitions. Second operand 4 states. [2018-04-10 16:01:12,129 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 16:01:12,129 INFO L93 Difference]: Finished difference Result 300 states and 317 transitions. [2018-04-10 16:01:12,130 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-04-10 16:01:12,130 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 22 [2018-04-10 16:01:12,130 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 16:01:12,131 INFO L225 Difference]: With dead ends: 300 [2018-04-10 16:01:12,131 INFO L226 Difference]: Without dead ends: 300 [2018-04-10 16:01:12,132 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-04-10 16:01:12,132 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 300 states. [2018-04-10 16:01:12,136 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 300 to 264. [2018-04-10 16:01:12,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 264 states. [2018-04-10 16:01:12,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 264 states and 317 transitions. [2018-04-10 16:01:12,138 INFO L78 Accepts]: Start accepts. Automaton has 264 states and 317 transitions. Word has length 22 [2018-04-10 16:01:12,138 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 16:01:12,138 INFO L459 AbstractCegarLoop]: Abstraction has 264 states and 317 transitions. [2018-04-10 16:01:12,138 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-04-10 16:01:12,138 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 317 transitions. [2018-04-10 16:01:12,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-04-10 16:01:12,139 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 16:01:12,139 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-10 16:01:12,139 INFO L408 AbstractCegarLoop]: === Iteration 9 === [__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr0RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr1RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr4AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr2AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr5AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr3AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr22RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr4RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr12RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr27RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr35RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr17RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr9RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr2RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr25RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr15RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr7RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr19RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr39RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr16RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr29RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr32RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr6RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr8RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr31RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr3RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr26RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr36RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr23RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr0RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr18RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr21RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr13RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr33RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr38RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr24RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr10RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr28RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr34RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr5RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr20RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr30RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr11RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr37RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr1RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr14RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr25AssertViolationMEMORY_FREE, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr28EnsuresViolationMEMORY_LEAK, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr24AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr14RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr12RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr8RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr3RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr0RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr2RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr7RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr5RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr11RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr14RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr1RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr9RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr13RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr4RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr15RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr6RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr10RequiresViolation]=== [2018-04-10 16:01:12,139 INFO L82 PathProgramCache]: Analyzing trace with hash 211893465, now seen corresponding path program 1 times [2018-04-10 16:01:12,139 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-10 16:01:12,140 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-10 16:01:12,140 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 16:01:12,140 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-10 16:01:12,141 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 16:01:12,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 16:01:12,151 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 16:01:12,153 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-10 16:01:12,154 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-10 16:01:12,154 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-10 16:01:12,155 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-10 16:01:12,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 16:01:12,192 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-10 16:01:12,206 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 [2018-04-10 16:01:12,207 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-10 16:01:12,208 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:01:12,208 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:6, output treesize:5 [2018-04-10 16:01:12,218 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:01:12,219 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:01:12,220 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 [2018-04-10 16:01:12,220 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-10 16:01:12,226 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. [2018-04-10 16:01:12,226 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:17, output treesize:15 [2018-04-10 16:01:12,236 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 16:01:12,236 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-10 16:01:12,236 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-04-10 16:01:12,236 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-04-10 16:01:12,237 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-04-10 16:01:12,237 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2018-04-10 16:01:12,237 INFO L87 Difference]: Start difference. First operand 264 states and 317 transitions. Second operand 5 states. [2018-04-10 16:01:12,373 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 16:01:12,373 INFO L93 Difference]: Finished difference Result 253 states and 293 transitions. [2018-04-10 16:01:12,374 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-04-10 16:01:12,374 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 26 [2018-04-10 16:01:12,374 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 16:01:12,375 INFO L225 Difference]: With dead ends: 253 [2018-04-10 16:01:12,375 INFO L226 Difference]: Without dead ends: 253 [2018-04-10 16:01:12,375 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2018-04-10 16:01:12,375 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 253 states. [2018-04-10 16:01:12,378 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 253 to 251. [2018-04-10 16:01:12,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 251 states. [2018-04-10 16:01:12,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 251 states to 251 states and 291 transitions. [2018-04-10 16:01:12,380 INFO L78 Accepts]: Start accepts. Automaton has 251 states and 291 transitions. Word has length 26 [2018-04-10 16:01:12,380 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 16:01:12,380 INFO L459 AbstractCegarLoop]: Abstraction has 251 states and 291 transitions. [2018-04-10 16:01:12,380 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-04-10 16:01:12,380 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 291 transitions. [2018-04-10 16:01:12,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-04-10 16:01:12,380 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 16:01:12,380 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-10 16:01:12,381 INFO L408 AbstractCegarLoop]: === Iteration 10 === [__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr0RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr1RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr4AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr2AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr5AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr3AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr22RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr4RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr12RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr27RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr35RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr17RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr9RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr2RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr25RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr15RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr7RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr19RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr39RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr16RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr29RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr32RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr6RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr8RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr31RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr3RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr26RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr36RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr23RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr0RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr18RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr21RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr13RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr33RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr38RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr24RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr10RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr28RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr34RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr5RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr20RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr30RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr11RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr37RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr1RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr14RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr25AssertViolationMEMORY_FREE, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr28EnsuresViolationMEMORY_LEAK, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr24AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr14RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr12RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr8RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr3RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr0RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr2RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr7RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr5RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr11RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr14RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr1RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr9RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr13RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr4RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr15RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr6RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr10RequiresViolation]=== [2018-04-10 16:01:12,381 INFO L82 PathProgramCache]: Analyzing trace with hash 211893466, now seen corresponding path program 1 times [2018-04-10 16:01:12,381 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-10 16:01:12,381 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-10 16:01:12,381 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 16:01:12,382 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-10 16:01:12,382 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 16:01:12,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 16:01:12,392 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 16:01:12,394 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-10 16:01:12,394 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-10 16:01:12,395 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-10 16:01:12,395 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-10 16:01:12,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 16:01:12,419 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-10 16:01:12,426 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 [2018-04-10 16:01:12,426 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-10 16:01:12,432 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 [2018-04-10 16:01:12,432 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 16:01:12,436 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:01:12,437 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:16, output treesize:14 [2018-04-10 16:01:12,454 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:01:12,455 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:01:12,456 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 21 [2018-04-10 16:01:12,456 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-10 16:01:12,468 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:01:12,469 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:01:12,470 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 4 [2018-04-10 16:01:12,470 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 16:01:12,476 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-10 16:01:12,476 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:25, output treesize:14 [2018-04-10 16:01:12,485 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 16:01:12,485 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-10 16:01:12,485 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-04-10 16:01:12,486 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-04-10 16:01:12,486 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-04-10 16:01:12,486 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-04-10 16:01:12,486 INFO L87 Difference]: Start difference. First operand 251 states and 291 transitions. Second operand 5 states. [2018-04-10 16:01:12,711 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 16:01:12,711 INFO L93 Difference]: Finished difference Result 246 states and 273 transitions. [2018-04-10 16:01:12,711 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-04-10 16:01:12,712 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 26 [2018-04-10 16:01:12,712 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 16:01:12,713 INFO L225 Difference]: With dead ends: 246 [2018-04-10 16:01:12,713 INFO L226 Difference]: Without dead ends: 246 [2018-04-10 16:01:12,713 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2018-04-10 16:01:12,714 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 246 states. [2018-04-10 16:01:12,717 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 246 to 238. [2018-04-10 16:01:12,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 238 states. [2018-04-10 16:01:12,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 238 states and 265 transitions. [2018-04-10 16:01:12,719 INFO L78 Accepts]: Start accepts. Automaton has 238 states and 265 transitions. Word has length 26 [2018-04-10 16:01:12,719 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 16:01:12,719 INFO L459 AbstractCegarLoop]: Abstraction has 238 states and 265 transitions. [2018-04-10 16:01:12,719 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-04-10 16:01:12,719 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 265 transitions. [2018-04-10 16:01:12,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-04-10 16:01:12,720 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 16:01:12,720 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-10 16:01:12,720 INFO L408 AbstractCegarLoop]: === Iteration 11 === [__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr0RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr1RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr4AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr2AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr5AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr3AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr22RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr4RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr12RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr27RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr35RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr17RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr9RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr2RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr25RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr15RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr7RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr19RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr39RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr16RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr29RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr32RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr6RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr8RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr31RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr3RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr26RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr36RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr23RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr0RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr18RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr21RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr13RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr33RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr38RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr24RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr10RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr28RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr34RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr5RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr20RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr30RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr11RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr37RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr1RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr14RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr25AssertViolationMEMORY_FREE, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr28EnsuresViolationMEMORY_LEAK, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr24AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr14RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr12RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr8RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr3RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr0RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr2RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr7RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr5RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr11RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr14RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr1RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr9RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr13RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr4RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr15RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr6RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr10RequiresViolation]=== [2018-04-10 16:01:12,720 INFO L82 PathProgramCache]: Analyzing trace with hash 1968403808, now seen corresponding path program 1 times [2018-04-10 16:01:12,720 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-10 16:01:12,720 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-10 16:01:12,721 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 16:01:12,721 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-10 16:01:12,721 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 16:01:12,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 16:01:12,733 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 16:01:12,802 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 16:01:12,802 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-10 16:01:12,803 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-04-10 16:01:12,803 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-04-10 16:01:12,803 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-04-10 16:01:12,803 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2018-04-10 16:01:12,803 INFO L87 Difference]: Start difference. First operand 238 states and 265 transitions. Second operand 6 states. [2018-04-10 16:01:13,040 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 16:01:13,040 INFO L93 Difference]: Finished difference Result 259 states and 287 transitions. [2018-04-10 16:01:13,040 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-04-10 16:01:13,041 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 32 [2018-04-10 16:01:13,041 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 16:01:13,042 INFO L225 Difference]: With dead ends: 259 [2018-04-10 16:01:13,042 INFO L226 Difference]: Without dead ends: 259 [2018-04-10 16:01:13,042 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=28, Invalid=44, Unknown=0, NotChecked=0, Total=72 [2018-04-10 16:01:13,043 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 259 states. [2018-04-10 16:01:13,046 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 259 to 248. [2018-04-10 16:01:13,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 248 states. [2018-04-10 16:01:13,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 248 states and 277 transitions. [2018-04-10 16:01:13,048 INFO L78 Accepts]: Start accepts. Automaton has 248 states and 277 transitions. Word has length 32 [2018-04-10 16:01:13,048 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 16:01:13,048 INFO L459 AbstractCegarLoop]: Abstraction has 248 states and 277 transitions. [2018-04-10 16:01:13,048 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-04-10 16:01:13,049 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 277 transitions. [2018-04-10 16:01:13,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-04-10 16:01:13,049 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 16:01:13,049 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-10 16:01:13,049 INFO L408 AbstractCegarLoop]: === Iteration 12 === [__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr0RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr1RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr4AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr2AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr5AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr3AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr22RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr4RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr12RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr27RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr35RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr17RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr9RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr2RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr25RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr15RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr7RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr19RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr39RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr16RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr29RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr32RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr6RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr8RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr31RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr3RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr26RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr36RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr23RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr0RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr18RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr21RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr13RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr33RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr38RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr24RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr10RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr28RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr34RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr5RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr20RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr30RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr11RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr37RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr1RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr14RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr25AssertViolationMEMORY_FREE, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr28EnsuresViolationMEMORY_LEAK, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr24AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr14RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr12RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr8RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr3RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr0RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr2RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr7RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr5RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr11RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr14RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr1RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr9RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr13RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr4RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr15RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr6RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr10RequiresViolation]=== [2018-04-10 16:01:13,050 INFO L82 PathProgramCache]: Analyzing trace with hash 1968403807, now seen corresponding path program 1 times [2018-04-10 16:01:13,050 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-10 16:01:13,050 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-10 16:01:13,050 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 16:01:13,052 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-10 16:01:13,052 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 16:01:13,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 16:01:13,062 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 16:01:13,101 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 16:01:13,101 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-10 16:01:13,102 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-04-10 16:01:13,102 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-04-10 16:01:13,102 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-04-10 16:01:13,102 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-04-10 16:01:13,102 INFO L87 Difference]: Start difference. First operand 248 states and 277 transitions. Second operand 5 states. [2018-04-10 16:01:13,243 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 16:01:13,244 INFO L93 Difference]: Finished difference Result 255 states and 281 transitions. [2018-04-10 16:01:13,244 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-04-10 16:01:13,244 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 32 [2018-04-10 16:01:13,244 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 16:01:13,246 INFO L225 Difference]: With dead ends: 255 [2018-04-10 16:01:13,246 INFO L226 Difference]: Without dead ends: 255 [2018-04-10 16:01:13,246 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2018-04-10 16:01:13,246 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 255 states. [2018-04-10 16:01:13,250 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 255 to 247. [2018-04-10 16:01:13,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 247 states. [2018-04-10 16:01:13,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 247 states and 273 transitions. [2018-04-10 16:01:13,252 INFO L78 Accepts]: Start accepts. Automaton has 247 states and 273 transitions. Word has length 32 [2018-04-10 16:01:13,252 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 16:01:13,252 INFO L459 AbstractCegarLoop]: Abstraction has 247 states and 273 transitions. [2018-04-10 16:01:13,252 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-04-10 16:01:13,252 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 273 transitions. [2018-04-10 16:01:13,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-04-10 16:01:13,253 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 16:01:13,253 INFO L355 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-10 16:01:13,253 INFO L408 AbstractCegarLoop]: === Iteration 13 === [__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr0RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr1RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr4AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr2AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr5AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr3AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr22RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr4RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr12RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr27RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr35RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr17RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr9RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr2RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr25RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr15RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr7RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr19RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr39RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr16RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr29RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr32RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr6RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr8RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr31RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr3RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr26RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr36RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr23RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr0RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr18RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr21RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr13RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr33RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr38RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr24RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr10RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr28RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr34RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr5RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr20RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr30RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr11RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr37RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr1RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr14RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr25AssertViolationMEMORY_FREE, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr28EnsuresViolationMEMORY_LEAK, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr24AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr14RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr12RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr8RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr3RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr0RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr2RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr7RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr5RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr11RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr14RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr1RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr9RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr13RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr4RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr15RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr6RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr10RequiresViolation]=== [2018-04-10 16:01:13,253 INFO L82 PathProgramCache]: Analyzing trace with hash 1047733976, now seen corresponding path program 1 times [2018-04-10 16:01:13,253 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-10 16:01:13,254 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-10 16:01:13,254 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 16:01:13,254 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-10 16:01:13,254 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 16:01:13,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 16:01:13,265 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 16:01:13,403 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 16:01:13,404 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-10 16:01:13,404 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-10 16:01:13,404 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-10 16:01:13,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 16:01:13,437 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-10 16:01:13,442 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 [2018-04-10 16:01:13,442 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-10 16:01:13,445 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:01:13,446 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2018-04-10 16:01:13,461 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 10 [2018-04-10 16:01:13,464 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 10 treesize of output 9 [2018-04-10 16:01:13,464 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 16:01:13,466 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:01:13,476 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 10 [2018-04-10 16:01:13,478 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 10 treesize of output 9 [2018-04-10 16:01:13,479 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-10 16:01:13,480 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:01:13,487 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:01:13,487 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:35, output treesize:21 [2018-04-10 16:01:13,566 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 17 [2018-04-10 16:01:13,568 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 5 [2018-04-10 16:01:13,568 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 16:01:13,569 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:01:13,580 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 26 [2018-04-10 16:01:13,582 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 11 [2018-04-10 16:01:13,582 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-10 16:01:13,584 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:01:13,588 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:01:13,588 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:55, output treesize:19 [2018-04-10 16:01:13,602 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 16:01:13,602 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-10 16:01:13,602 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 15 [2018-04-10 16:01:13,603 INFO L442 AbstractCegarLoop]: Interpolant automaton has 16 states [2018-04-10 16:01:13,603 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2018-04-10 16:01:13,603 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=191, Unknown=0, NotChecked=0, Total=240 [2018-04-10 16:01:13,603 INFO L87 Difference]: Start difference. First operand 247 states and 273 transitions. Second operand 16 states. [2018-04-10 16:01:14,074 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 16:01:14,074 INFO L93 Difference]: Finished difference Result 274 states and 299 transitions. [2018-04-10 16:01:14,075 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2018-04-10 16:01:14,075 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 39 [2018-04-10 16:01:14,075 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 16:01:14,076 INFO L225 Difference]: With dead ends: 274 [2018-04-10 16:01:14,076 INFO L226 Difference]: Without dead ends: 274 [2018-04-10 16:01:14,077 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 54 GetRequests, 32 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 81 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=143, Invalid=409, Unknown=0, NotChecked=0, Total=552 [2018-04-10 16:01:14,077 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 274 states. [2018-04-10 16:01:14,081 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 274 to 268. [2018-04-10 16:01:14,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 268 states. [2018-04-10 16:01:14,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 268 states and 293 transitions. [2018-04-10 16:01:14,082 INFO L78 Accepts]: Start accepts. Automaton has 268 states and 293 transitions. Word has length 39 [2018-04-10 16:01:14,083 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 16:01:14,083 INFO L459 AbstractCegarLoop]: Abstraction has 268 states and 293 transitions. [2018-04-10 16:01:14,083 INFO L460 AbstractCegarLoop]: Interpolant automaton has 16 states. [2018-04-10 16:01:14,083 INFO L276 IsEmpty]: Start isEmpty. Operand 268 states and 293 transitions. [2018-04-10 16:01:14,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-04-10 16:01:14,084 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 16:01:14,084 INFO L355 BasicCegarLoop]: trace histogram [4, 3, 3, 3, 3, 3, 3, 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] [2018-04-10 16:01:14,084 INFO L408 AbstractCegarLoop]: === Iteration 14 === [__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr0RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr1RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr4AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr2AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr5AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr3AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr22RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr4RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr12RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr27RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr35RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr17RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr9RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr2RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr25RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr15RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr7RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr19RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr39RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr16RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr29RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr32RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr6RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr8RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr31RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr3RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr26RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr36RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr23RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr0RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr18RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr21RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr13RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr33RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr38RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr24RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr10RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr28RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr34RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr5RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr20RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr30RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr11RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr37RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr1RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr14RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr25AssertViolationMEMORY_FREE, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr28EnsuresViolationMEMORY_LEAK, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr24AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr14RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr12RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr8RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr3RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr0RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr2RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr7RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr5RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr11RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr14RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr1RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr9RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr13RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr4RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr15RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr6RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr10RequiresViolation]=== [2018-04-10 16:01:14,084 INFO L82 PathProgramCache]: Analyzing trace with hash -954307701, now seen corresponding path program 1 times [2018-04-10 16:01:14,085 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-10 16:01:14,085 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-10 16:01:14,085 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 16:01:14,085 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-10 16:01:14,086 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 16:01:14,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 16:01:14,099 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 16:01:14,140 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-04-10 16:01:14,140 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-10 16:01:14,140 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-04-10 16:01:14,140 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-04-10 16:01:14,141 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-04-10 16:01:14,141 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-04-10 16:01:14,141 INFO L87 Difference]: Start difference. First operand 268 states and 293 transitions. Second operand 4 states. [2018-04-10 16:01:14,248 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 16:01:14,249 INFO L93 Difference]: Finished difference Result 270 states and 291 transitions. [2018-04-10 16:01:14,249 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-04-10 16:01:14,249 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 63 [2018-04-10 16:01:14,249 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 16:01:14,250 INFO L225 Difference]: With dead ends: 270 [2018-04-10 16:01:14,250 INFO L226 Difference]: Without dead ends: 270 [2018-04-10 16:01:14,251 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-04-10 16:01:14,251 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 270 states. [2018-04-10 16:01:14,255 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 270 to 264. [2018-04-10 16:01:14,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 264 states. [2018-04-10 16:01:14,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 264 states and 285 transitions. [2018-04-10 16:01:14,256 INFO L78 Accepts]: Start accepts. Automaton has 264 states and 285 transitions. Word has length 63 [2018-04-10 16:01:14,256 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 16:01:14,256 INFO L459 AbstractCegarLoop]: Abstraction has 264 states and 285 transitions. [2018-04-10 16:01:14,256 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-04-10 16:01:14,256 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 285 transitions. [2018-04-10 16:01:14,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-04-10 16:01:14,257 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 16:01:14,257 INFO L355 BasicCegarLoop]: trace histogram [4, 3, 3, 3, 3, 3, 3, 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] [2018-04-10 16:01:14,257 INFO L408 AbstractCegarLoop]: === Iteration 15 === [__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr0RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr1RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr4AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr2AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr5AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr3AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr22RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr4RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr12RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr27RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr35RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr17RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr9RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr2RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr25RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr15RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr7RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr19RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr39RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr16RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr29RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr32RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr6RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr8RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr31RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr3RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr26RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr36RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr23RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr0RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr18RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr21RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr13RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr33RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr38RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr24RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr10RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr28RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr34RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr5RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr20RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr30RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr11RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr37RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr1RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr14RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr25AssertViolationMEMORY_FREE, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr28EnsuresViolationMEMORY_LEAK, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr24AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr14RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr12RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr8RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr3RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr0RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr2RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr7RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr5RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr11RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr14RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr1RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr9RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr13RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr4RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr15RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr6RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr10RequiresViolation]=== [2018-04-10 16:01:14,257 INFO L82 PathProgramCache]: Analyzing trace with hash -954307700, now seen corresponding path program 1 times [2018-04-10 16:01:14,257 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-10 16:01:14,258 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-10 16:01:14,258 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 16:01:14,258 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-10 16:01:14,258 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 16:01:14,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 16:01:14,270 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 16:01:14,308 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-04-10 16:01:14,308 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-10 16:01:14,308 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-04-10 16:01:14,309 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-04-10 16:01:14,309 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-04-10 16:01:14,309 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-04-10 16:01:14,309 INFO L87 Difference]: Start difference. First operand 264 states and 285 transitions. Second operand 4 states. [2018-04-10 16:01:14,415 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 16:01:14,415 INFO L93 Difference]: Finished difference Result 266 states and 283 transitions. [2018-04-10 16:01:14,416 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-04-10 16:01:14,416 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 63 [2018-04-10 16:01:14,416 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 16:01:14,417 INFO L225 Difference]: With dead ends: 266 [2018-04-10 16:01:14,417 INFO L226 Difference]: Without dead ends: 266 [2018-04-10 16:01:14,418 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-04-10 16:01:14,418 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 266 states. [2018-04-10 16:01:14,422 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 266 to 260. [2018-04-10 16:01:14,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 260 states. [2018-04-10 16:01:14,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 260 states and 277 transitions. [2018-04-10 16:01:14,423 INFO L78 Accepts]: Start accepts. Automaton has 260 states and 277 transitions. Word has length 63 [2018-04-10 16:01:14,423 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 16:01:14,423 INFO L459 AbstractCegarLoop]: Abstraction has 260 states and 277 transitions. [2018-04-10 16:01:14,423 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-04-10 16:01:14,424 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 277 transitions. [2018-04-10 16:01:14,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-04-10 16:01:14,425 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 16:01:14,425 INFO L355 BasicCegarLoop]: trace histogram [4, 3, 3, 3, 3, 3, 3, 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] [2018-04-10 16:01:14,425 INFO L408 AbstractCegarLoop]: === Iteration 16 === [__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr0RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr1RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr4AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr2AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr5AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr3AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr22RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr4RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr12RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr27RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr35RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr17RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr9RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr2RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr25RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr15RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr7RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr19RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr39RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr16RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr29RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr32RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr6RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr8RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr31RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr3RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr26RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr36RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr23RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr0RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr18RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr21RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr13RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr33RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr38RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr24RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr10RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr28RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr34RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr5RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr20RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr30RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr11RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr37RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr1RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr14RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr25AssertViolationMEMORY_FREE, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr28EnsuresViolationMEMORY_LEAK, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr24AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr14RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr12RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr8RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr3RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr0RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr2RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr7RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr5RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr11RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr14RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr1RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr9RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr13RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr4RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr15RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr6RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr10RequiresViolation]=== [2018-04-10 16:01:14,425 INFO L82 PathProgramCache]: Analyzing trace with hash -564334807, now seen corresponding path program 1 times [2018-04-10 16:01:14,425 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-10 16:01:14,425 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-10 16:01:14,426 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 16:01:14,426 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-10 16:01:14,426 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 16:01:14,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 16:01:14,439 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 16:01:14,475 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 16:01:14,475 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-10 16:01:14,475 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-10 16:01:14,476 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-10 16:01:14,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 16:01:14,514 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-10 16:01:14,525 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 16:01:14,525 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-10 16:01:14,525 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 7 [2018-04-10 16:01:14,525 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-04-10 16:01:14,526 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-04-10 16:01:14,526 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2018-04-10 16:01:14,526 INFO L87 Difference]: Start difference. First operand 260 states and 277 transitions. Second operand 7 states. [2018-04-10 16:01:14,546 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 16:01:14,546 INFO L93 Difference]: Finished difference Result 284 states and 301 transitions. [2018-04-10 16:01:14,546 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-04-10 16:01:14,546 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 66 [2018-04-10 16:01:14,547 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 16:01:14,548 INFO L225 Difference]: With dead ends: 284 [2018-04-10 16:01:14,548 INFO L226 Difference]: Without dead ends: 284 [2018-04-10 16:01:14,548 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 71 GetRequests, 66 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2018-04-10 16:01:14,548 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 284 states. [2018-04-10 16:01:14,551 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 284 to 274. [2018-04-10 16:01:14,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 274 states. [2018-04-10 16:01:14,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 274 states to 274 states and 291 transitions. [2018-04-10 16:01:14,553 INFO L78 Accepts]: Start accepts. Automaton has 274 states and 291 transitions. Word has length 66 [2018-04-10 16:01:14,553 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 16:01:14,553 INFO L459 AbstractCegarLoop]: Abstraction has 274 states and 291 transitions. [2018-04-10 16:01:14,553 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-04-10 16:01:14,553 INFO L276 IsEmpty]: Start isEmpty. Operand 274 states and 291 transitions. [2018-04-10 16:01:14,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2018-04-10 16:01:14,554 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 16:01:14,554 INFO L355 BasicCegarLoop]: trace histogram [5, 4, 4, 4, 4, 4, 4, 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] [2018-04-10 16:01:14,554 INFO L408 AbstractCegarLoop]: === Iteration 17 === [__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr0RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr1RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr4AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr2AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr5AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr3AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr22RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr4RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr12RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr27RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr35RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr17RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr9RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr2RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr25RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr15RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr7RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr19RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr39RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr16RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr29RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr32RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr6RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr8RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr31RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr3RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr26RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr36RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr23RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr0RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr18RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr21RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr13RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr33RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr38RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr24RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr10RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr28RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr34RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr5RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr20RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr30RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr11RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr37RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr1RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr14RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr25AssertViolationMEMORY_FREE, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr28EnsuresViolationMEMORY_LEAK, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr24AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr14RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr12RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr8RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr3RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr0RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr2RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr7RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr5RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr11RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr14RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr1RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr9RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr13RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr4RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr15RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr6RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr10RequiresViolation]=== [2018-04-10 16:01:14,554 INFO L82 PathProgramCache]: Analyzing trace with hash -1310047583, now seen corresponding path program 2 times [2018-04-10 16:01:14,554 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-10 16:01:14,554 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-10 16:01:14,555 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 16:01:14,555 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-10 16:01:14,555 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 16:01:14,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 16:01:14,568 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 16:01:14,610 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 0 proven. 50 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 16:01:14,610 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-10 16:01:14,610 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-10 16:01:14,611 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST1 [2018-04-10 16:01:14,628 INFO L242 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2018-04-10 16:01:14,629 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-04-10 16:01:14,632 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-10 16:01:14,640 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 [2018-04-10 16:01:14,640 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-10 16:01:14,643 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:01:14,644 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:6, output treesize:5 [2018-04-10 16:01:14,670 WARN L1033 $PredicateComparison]: unable to prove that (exists ((|__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc5.base| Int)) (and (<= (select |c_old(#valid)| |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc5.base|) 0) (= (store |c_old(#valid)| |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc5.base| 1) |c_#valid|))) is different from true [2018-04-10 16:01:14,680 WARN L1033 $PredicateComparison]: unable to prove that (exists ((|__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc6.base| Int) (|__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc5.base| Int)) (and (<= (select |c_old(#valid)| |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc5.base|) 0) (= |c_#valid| (store (store |c_old(#valid)| |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc5.base| 1) |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc6.base| 1)))) is different from true [2018-04-10 16:01:14,720 WARN L1033 $PredicateComparison]: unable to prove that (and (exists ((__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_~data~0.base Int)) (= 1 (select |c_#valid| __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_~data~0.base))) (exists ((|__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc6.base| Int) (|__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc5.base| Int)) (and (<= (select |c_old(#valid)| |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc5.base|) 0) (= |c_#valid| (store (store |c_old(#valid)| |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc5.base| 1) |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc6.base| 1))))) is different from true [2018-04-10 16:01:14,734 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:01:14,738 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:01:14,738 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 30 [2018-04-10 16:01:14,743 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 20 [2018-04-10 16:01:14,743 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 16:01:14,749 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:01:14,756 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-1 vars, End of recursive call: 3 dim-0 vars, and 1 xjuncts. [2018-04-10 16:01:14,756 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:25, output treesize:25 [2018-04-10 16:01:14,790 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2018-04-10 16:01:14,790 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-04-10 16:01:14,790 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [7] total 14 [2018-04-10 16:01:14,791 INFO L442 AbstractCegarLoop]: Interpolant automaton has 14 states [2018-04-10 16:01:14,791 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2018-04-10 16:01:14,791 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=83, Unknown=3, NotChecked=60, Total=182 [2018-04-10 16:01:14,791 INFO L87 Difference]: Start difference. First operand 274 states and 291 transitions. Second operand 14 states. [2018-04-10 16:01:15,160 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 16:01:15,160 INFO L93 Difference]: Finished difference Result 336 states and 362 transitions. [2018-04-10 16:01:15,160 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2018-04-10 16:01:15,160 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 73 [2018-04-10 16:01:15,160 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 16:01:15,161 INFO L225 Difference]: With dead ends: 336 [2018-04-10 16:01:15,161 INFO L226 Difference]: Without dead ends: 336 [2018-04-10 16:01:15,161 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 85 GetRequests, 68 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 3 IntricatePredicates, 0 DeprecatedPredicates, 31 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=71, Invalid=163, Unknown=18, NotChecked=90, Total=342 [2018-04-10 16:01:15,161 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 336 states. [2018-04-10 16:01:15,164 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 336 to 305. [2018-04-10 16:01:15,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 305 states. [2018-04-10 16:01:15,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 305 states to 305 states and 328 transitions. [2018-04-10 16:01:15,166 INFO L78 Accepts]: Start accepts. Automaton has 305 states and 328 transitions. Word has length 73 [2018-04-10 16:01:15,166 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 16:01:15,166 INFO L459 AbstractCegarLoop]: Abstraction has 305 states and 328 transitions. [2018-04-10 16:01:15,166 INFO L460 AbstractCegarLoop]: Interpolant automaton has 14 states. [2018-04-10 16:01:15,166 INFO L276 IsEmpty]: Start isEmpty. Operand 305 states and 328 transitions. [2018-04-10 16:01:15,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-04-10 16:01:15,166 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 16:01:15,167 INFO L355 BasicCegarLoop]: trace histogram [6, 5, 5, 5, 5, 5, 5, 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] [2018-04-10 16:01:15,167 INFO L408 AbstractCegarLoop]: === Iteration 18 === [__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr0RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr1RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr4AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr2AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr5AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr3AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr22RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr4RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr12RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr27RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr35RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr17RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr9RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr2RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr25RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr15RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr7RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr19RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr39RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr16RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr29RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr32RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr6RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr8RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr31RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr3RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr26RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr36RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr23RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr0RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr18RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr21RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr13RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr33RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr38RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr24RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr10RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr28RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr34RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr5RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr20RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr30RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr11RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr37RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr1RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr14RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr25AssertViolationMEMORY_FREE, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr28EnsuresViolationMEMORY_LEAK, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr24AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr14RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr12RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr8RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr3RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr0RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr2RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr7RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr5RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr11RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr14RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr1RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr9RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr13RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr4RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr15RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr6RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr10RequiresViolation]=== [2018-04-10 16:01:15,167 INFO L82 PathProgramCache]: Analyzing trace with hash -388589526, now seen corresponding path program 1 times [2018-04-10 16:01:15,167 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-10 16:01:15,167 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-10 16:01:15,167 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 16:01:15,167 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-04-10 16:01:15,168 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 16:01:15,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 16:01:15,177 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 16:01:15,213 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 0 proven. 80 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 16:01:15,214 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-10 16:01:15,214 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-10 16:01:15,214 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-10 16:01:15,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 16:01:15,230 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-10 16:01:15,244 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 0 proven. 80 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 16:01:15,244 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-10 16:01:15,244 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 9 [2018-04-10 16:01:15,244 INFO L442 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-04-10 16:01:15,245 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-04-10 16:01:15,245 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=36, Unknown=0, NotChecked=0, Total=72 [2018-04-10 16:01:15,245 INFO L87 Difference]: Start difference. First operand 305 states and 328 transitions. Second operand 9 states. [2018-04-10 16:01:15,266 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 16:01:15,266 INFO L93 Difference]: Finished difference Result 329 states and 352 transitions. [2018-04-10 16:01:15,266 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-04-10 16:01:15,266 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 80 [2018-04-10 16:01:15,267 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 16:01:15,268 INFO L225 Difference]: With dead ends: 329 [2018-04-10 16:01:15,268 INFO L226 Difference]: Without dead ends: 329 [2018-04-10 16:01:15,268 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 87 GetRequests, 80 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=36, Invalid=36, Unknown=0, NotChecked=0, Total=72 [2018-04-10 16:01:15,268 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 329 states. [2018-04-10 16:01:15,272 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 329 to 319. [2018-04-10 16:01:15,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 319 states. [2018-04-10 16:01:15,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 319 states to 319 states and 342 transitions. [2018-04-10 16:01:15,273 INFO L78 Accepts]: Start accepts. Automaton has 319 states and 342 transitions. Word has length 80 [2018-04-10 16:01:15,274 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 16:01:15,274 INFO L459 AbstractCegarLoop]: Abstraction has 319 states and 342 transitions. [2018-04-10 16:01:15,274 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-04-10 16:01:15,274 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 342 transitions. [2018-04-10 16:01:15,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-04-10 16:01:15,276 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 16:01:15,276 INFO L355 BasicCegarLoop]: trace histogram [7, 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] [2018-04-10 16:01:15,276 INFO L408 AbstractCegarLoop]: === Iteration 19 === [__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr0RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr1RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr4AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr2AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr5AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr3AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr22RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr4RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr12RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr27RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr35RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr17RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr9RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr2RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr25RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr15RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr7RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr19RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr39RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr16RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr29RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr32RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr6RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr8RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr31RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr3RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr26RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr36RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr23RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr0RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr18RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr21RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr13RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr33RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr38RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr24RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr10RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr28RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr34RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr5RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr20RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr30RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr11RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr37RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr1RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr14RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr25AssertViolationMEMORY_FREE, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr28EnsuresViolationMEMORY_LEAK, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr24AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr14RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr12RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr8RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr3RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr0RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr2RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr7RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr5RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr11RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr14RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr1RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr9RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr13RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr4RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr15RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr6RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr10RequiresViolation]=== [2018-04-10 16:01:15,276 INFO L82 PathProgramCache]: Analyzing trace with hash 1139833250, now seen corresponding path program 2 times [2018-04-10 16:01:15,276 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-10 16:01:15,276 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-10 16:01:15,277 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 16:01:15,277 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-10 16:01:15,277 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 16:01:15,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 16:01:15,292 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 16:01:15,378 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 0 proven. 117 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 16:01:15,378 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-10 16:01:15,378 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-10 16:01:15,379 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST1 [2018-04-10 16:01:15,395 INFO L242 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2018-04-10 16:01:15,395 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-04-10 16:01:15,398 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-10 16:01:15,437 WARN L1033 $PredicateComparison]: unable to prove that (exists ((|__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc5.base| Int)) (and (= |c_#length| (store |c_old(#length)| |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc5.base| 16)) (<= (select |c_old(#valid)| |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc5.base|) 0))) is different from true [2018-04-10 16:01:15,442 WARN L1033 $PredicateComparison]: unable to prove that (exists ((|__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc6.base| Int) (|__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc5.base| Int)) (and (= |c_#length| (store (store |c_old(#length)| |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc5.base| 16) |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc6.base| 80)) (<= (select |c_old(#valid)| |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc5.base|) 0))) is different from true [2018-04-10 16:01:15,552 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:01:15,553 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 23 [2018-04-10 16:01:15,559 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:01:15,571 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 1 new quantified variables, introduced 4 case distinctions, treesize of input 19 treesize of output 33 [2018-04-10 16:01:15,573 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 4 xjuncts. [2018-04-10 16:01:15,603 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-10 16:01:15,620 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:01:15,621 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:01:15,622 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 15 [2018-04-10 16:01:15,622 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-10 16:01:15,633 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-1 vars, End of recursive call: 3 dim-0 vars, and 2 xjuncts. [2018-04-10 16:01:15,634 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 4 variables, input treesize:30, output treesize:46 [2018-04-10 16:01:15,700 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 117 trivial. 0 not checked. [2018-04-10 16:01:15,700 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-04-10 16:01:15,700 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [9] total 16 [2018-04-10 16:01:15,701 INFO L442 AbstractCegarLoop]: Interpolant automaton has 16 states [2018-04-10 16:01:15,701 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2018-04-10 16:01:15,701 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=136, Unknown=2, NotChecked=50, Total=240 [2018-04-10 16:01:15,701 INFO L87 Difference]: Start difference. First operand 319 states and 342 transitions. Second operand 16 states. [2018-04-10 16:01:16,133 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 16:01:16,134 INFO L93 Difference]: Finished difference Result 377 states and 403 transitions. [2018-04-10 16:01:16,134 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2018-04-10 16:01:16,134 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 87 [2018-04-10 16:01:16,134 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 16:01:16,136 INFO L225 Difference]: With dead ends: 377 [2018-04-10 16:01:16,136 INFO L226 Difference]: Without dead ends: 377 [2018-04-10 16:01:16,136 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 108 GetRequests, 84 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 2 IntricatePredicates, 0 DeprecatedPredicates, 89 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=130, Invalid=400, Unknown=30, NotChecked=90, Total=650 [2018-04-10 16:01:16,137 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 377 states. [2018-04-10 16:01:16,141 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 377 to 351. [2018-04-10 16:01:16,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 351 states. [2018-04-10 16:01:16,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 351 states to 351 states and 380 transitions. [2018-04-10 16:01:16,142 INFO L78 Accepts]: Start accepts. Automaton has 351 states and 380 transitions. Word has length 87 [2018-04-10 16:01:16,143 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 16:01:16,143 INFO L459 AbstractCegarLoop]: Abstraction has 351 states and 380 transitions. [2018-04-10 16:01:16,143 INFO L460 AbstractCegarLoop]: Interpolant automaton has 16 states. [2018-04-10 16:01:16,143 INFO L276 IsEmpty]: Start isEmpty. Operand 351 states and 380 transitions. [2018-04-10 16:01:16,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2018-04-10 16:01:16,144 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 16:01:16,144 INFO L355 BasicCegarLoop]: trace histogram [8, 7, 7, 7, 7, 7, 7, 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] [2018-04-10 16:01:16,144 INFO L408 AbstractCegarLoop]: === Iteration 20 === [__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr0RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr1RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr4AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr2AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr5AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr3AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr22RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr4RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr12RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr27RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr35RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr17RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr9RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr2RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr25RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr15RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr7RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr19RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr39RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr16RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr29RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr32RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr6RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr8RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr31RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr3RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr26RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr36RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr23RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr0RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr18RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr21RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr13RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr33RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr38RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr24RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr10RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr28RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr34RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr5RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr20RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr30RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr11RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr37RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr1RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr14RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr25AssertViolationMEMORY_FREE, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr28EnsuresViolationMEMORY_LEAK, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr24AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr14RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr12RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr8RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr3RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr0RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr2RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr7RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr5RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr11RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr14RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr1RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr9RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr13RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr4RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr15RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr6RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr10RequiresViolation]=== [2018-04-10 16:01:16,144 INFO L82 PathProgramCache]: Analyzing trace with hash 1337024844, now seen corresponding path program 1 times [2018-04-10 16:01:16,144 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-10 16:01:16,144 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-10 16:01:16,145 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 16:01:16,145 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-04-10 16:01:16,145 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 16:01:16,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 16:01:16,160 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 16:01:16,218 INFO L134 CoverageAnalysis]: Checked inductivity of 161 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 161 trivial. 0 not checked. [2018-04-10 16:01:16,218 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-10 16:01:16,219 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-04-10 16:01:16,219 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-04-10 16:01:16,219 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-04-10 16:01:16,219 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-04-10 16:01:16,220 INFO L87 Difference]: Start difference. First operand 351 states and 380 transitions. Second operand 6 states. [2018-04-10 16:01:16,309 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 16:01:16,310 INFO L93 Difference]: Finished difference Result 401 states and 436 transitions. [2018-04-10 16:01:16,310 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-04-10 16:01:16,310 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 96 [2018-04-10 16:01:16,310 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 16:01:16,312 INFO L225 Difference]: With dead ends: 401 [2018-04-10 16:01:16,312 INFO L226 Difference]: Without dead ends: 401 [2018-04-10 16:01:16,312 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=32, Invalid=58, Unknown=0, NotChecked=0, Total=90 [2018-04-10 16:01:16,312 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 401 states. [2018-04-10 16:01:16,317 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 401 to 359. [2018-04-10 16:01:16,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 359 states. [2018-04-10 16:01:16,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 359 states to 359 states and 388 transitions. [2018-04-10 16:01:16,319 INFO L78 Accepts]: Start accepts. Automaton has 359 states and 388 transitions. Word has length 96 [2018-04-10 16:01:16,319 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 16:01:16,319 INFO L459 AbstractCegarLoop]: Abstraction has 359 states and 388 transitions. [2018-04-10 16:01:16,319 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-04-10 16:01:16,319 INFO L276 IsEmpty]: Start isEmpty. Operand 359 states and 388 transitions. [2018-04-10 16:01:16,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2018-04-10 16:01:16,320 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 16:01:16,320 INFO L355 BasicCegarLoop]: trace histogram [8, 7, 7, 7, 7, 7, 7, 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] [2018-04-10 16:01:16,320 INFO L408 AbstractCegarLoop]: === Iteration 21 === [__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr0RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr1RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr4AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr2AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr5AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr3AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr22RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr4RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr12RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr27RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr35RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr17RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr9RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr2RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr25RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr15RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr7RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr19RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr39RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr16RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr29RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr32RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr6RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr8RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr31RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr3RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr26RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr36RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr23RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr0RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr18RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr21RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr13RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr33RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr38RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr24RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr10RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr28RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr34RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr5RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr20RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr30RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr11RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr37RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr1RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr14RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr25AssertViolationMEMORY_FREE, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr28EnsuresViolationMEMORY_LEAK, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr24AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr14RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr12RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr8RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr3RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr0RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr2RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr7RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr5RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr11RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr14RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr1RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr9RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr13RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr4RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr15RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr6RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr10RequiresViolation]=== [2018-04-10 16:01:16,320 INFO L82 PathProgramCache]: Analyzing trace with hash 697883576, now seen corresponding path program 1 times [2018-04-10 16:01:16,321 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-10 16:01:16,321 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-10 16:01:16,321 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 16:01:16,321 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-10 16:01:16,321 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 16:01:16,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 16:01:16,336 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 16:01:16,403 INFO L134 CoverageAnalysis]: Checked inductivity of 161 backedges. 0 proven. 161 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 16:01:16,404 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-10 16:01:16,404 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-10 16:01:16,405 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-10 16:01:16,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 16:01:16,426 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-10 16:01:16,441 INFO L134 CoverageAnalysis]: Checked inductivity of 161 backedges. 0 proven. 161 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 16:01:16,441 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-10 16:01:16,441 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 10] total 11 [2018-04-10 16:01:16,441 INFO L442 AbstractCegarLoop]: Interpolant automaton has 11 states [2018-04-10 16:01:16,442 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2018-04-10 16:01:16,442 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=55, Unknown=0, NotChecked=0, Total=110 [2018-04-10 16:01:16,442 INFO L87 Difference]: Start difference. First operand 359 states and 388 transitions. Second operand 11 states. [2018-04-10 16:01:16,470 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 16:01:16,470 INFO L93 Difference]: Finished difference Result 383 states and 412 transitions. [2018-04-10 16:01:16,470 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-04-10 16:01:16,471 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 96 [2018-04-10 16:01:16,471 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 16:01:16,472 INFO L225 Difference]: With dead ends: 383 [2018-04-10 16:01:16,472 INFO L226 Difference]: Without dead ends: 383 [2018-04-10 16:01:16,472 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 105 GetRequests, 96 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=55, Invalid=55, Unknown=0, NotChecked=0, Total=110 [2018-04-10 16:01:16,473 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 383 states. [2018-04-10 16:01:16,477 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 383 to 373. [2018-04-10 16:01:16,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 373 states. [2018-04-10 16:01:16,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 373 states to 373 states and 402 transitions. [2018-04-10 16:01:16,478 INFO L78 Accepts]: Start accepts. Automaton has 373 states and 402 transitions. Word has length 96 [2018-04-10 16:01:16,478 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 16:01:16,479 INFO L459 AbstractCegarLoop]: Abstraction has 373 states and 402 transitions. [2018-04-10 16:01:16,479 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states. [2018-04-10 16:01:16,479 INFO L276 IsEmpty]: Start isEmpty. Operand 373 states and 402 transitions. [2018-04-10 16:01:16,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-04-10 16:01:16,480 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 16:01:16,480 INFO L355 BasicCegarLoop]: trace histogram [9, 8, 8, 8, 8, 8, 8, 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] [2018-04-10 16:01:16,480 INFO L408 AbstractCegarLoop]: === Iteration 22 === [__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr0RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr1RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr4AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr2AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr5AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr3AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr22RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr4RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr12RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr27RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr35RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr17RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr9RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr2RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr25RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr15RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr7RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr19RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr39RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr16RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr29RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr32RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr6RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr8RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr31RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr3RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr26RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr36RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr23RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr0RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr18RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr21RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr13RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr33RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr38RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr24RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr10RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr28RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr34RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr5RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr20RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr30RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr11RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr37RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr1RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr14RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr25AssertViolationMEMORY_FREE, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr28EnsuresViolationMEMORY_LEAK, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr24AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr14RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr12RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr8RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr3RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr0RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr2RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr7RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr5RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr11RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr14RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr1RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr9RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr13RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr4RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr15RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr6RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr10RequiresViolation]=== [2018-04-10 16:01:16,480 INFO L82 PathProgramCache]: Analyzing trace with hash 1316015408, now seen corresponding path program 2 times [2018-04-10 16:01:16,480 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-10 16:01:16,480 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-10 16:01:16,481 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 16:01:16,481 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-10 16:01:16,481 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 16:01:16,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 16:01:16,497 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 16:01:16,577 INFO L134 CoverageAnalysis]: Checked inductivity of 212 backedges. 0 proven. 212 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 16:01:16,577 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-10 16:01:16,577 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-10 16:01:16,578 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST1 [2018-04-10 16:01:16,603 INFO L242 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2018-04-10 16:01:16,603 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-04-10 16:01:16,606 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-10 16:01:16,622 WARN L1033 $PredicateComparison]: unable to prove that (exists ((|__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc5.base| Int)) (and (= (select |c_old(#valid)| |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc5.base|) 0) (= (store |c_old(#valid)| |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc5.base| 1) |c_#valid|))) is different from true [2018-04-10 16:01:16,626 WARN L1033 $PredicateComparison]: unable to prove that (exists ((|__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc6.base| Int) (|__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc5.base| Int)) (and (= (select |c_old(#valid)| |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc5.base|) 0) (= |c_#valid| (store (store |c_old(#valid)| |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc5.base| 1) |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc6.base| 1)))) is different from true [2018-04-10 16:01:16,676 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:01:16,677 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:01:16,677 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 27 [2018-04-10 16:01:16,682 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 23 treesize of output 20 [2018-04-10 16:01:16,682 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 16:01:16,687 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:01:16,693 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-1 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-10 16:01:16,694 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:20, output treesize:20 [2018-04-10 16:01:16,765 INFO L134 CoverageAnalysis]: Checked inductivity of 212 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 212 trivial. 0 not checked. [2018-04-10 16:01:16,765 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-04-10 16:01:16,766 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [11] total 16 [2018-04-10 16:01:16,766 INFO L442 AbstractCegarLoop]: Interpolant automaton has 16 states [2018-04-10 16:01:16,766 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2018-04-10 16:01:16,767 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=66, Invalid=122, Unknown=2, NotChecked=50, Total=240 [2018-04-10 16:01:16,767 INFO L87 Difference]: Start difference. First operand 373 states and 402 transitions. Second operand 16 states. [2018-04-10 16:01:17,054 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 16:01:17,054 INFO L93 Difference]: Finished difference Result 405 states and 435 transitions. [2018-04-10 16:01:17,055 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2018-04-10 16:01:17,055 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 103 [2018-04-10 16:01:17,055 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 16:01:17,056 INFO L225 Difference]: With dead ends: 405 [2018-04-10 16:01:17,056 INFO L226 Difference]: Without dead ends: 405 [2018-04-10 16:01:17,056 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 123 GetRequests, 100 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 2 IntricatePredicates, 0 DeprecatedPredicates, 69 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=165, Invalid=302, Unknown=47, NotChecked=86, Total=600 [2018-04-10 16:01:17,057 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 405 states. [2018-04-10 16:01:17,061 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 405 to 391. [2018-04-10 16:01:17,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 391 states. [2018-04-10 16:01:17,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 391 states to 391 states and 422 transitions. [2018-04-10 16:01:17,063 INFO L78 Accepts]: Start accepts. Automaton has 391 states and 422 transitions. Word has length 103 [2018-04-10 16:01:17,063 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 16:01:17,063 INFO L459 AbstractCegarLoop]: Abstraction has 391 states and 422 transitions. [2018-04-10 16:01:17,063 INFO L460 AbstractCegarLoop]: Interpolant automaton has 16 states. [2018-04-10 16:01:17,063 INFO L276 IsEmpty]: Start isEmpty. Operand 391 states and 422 transitions. [2018-04-10 16:01:17,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-04-10 16:01:17,064 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 16:01:17,064 INFO L355 BasicCegarLoop]: trace histogram [10, 9, 9, 9, 9, 9, 9, 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] [2018-04-10 16:01:17,064 INFO L408 AbstractCegarLoop]: === Iteration 23 === [__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr0RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr1RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr4AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr2AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr5AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr3AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr22RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr4RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr12RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr27RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr35RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr17RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr9RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr2RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr25RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr15RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr7RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr19RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr39RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr16RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr29RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr32RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr6RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr8RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr31RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr3RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr26RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr36RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr23RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr0RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr18RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr21RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr13RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr33RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr38RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr24RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr10RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr28RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr34RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr5RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr20RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr30RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr11RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr37RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr1RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr14RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr25AssertViolationMEMORY_FREE, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr28EnsuresViolationMEMORY_LEAK, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr24AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr14RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr12RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr8RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr3RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr0RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr2RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr7RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr5RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr11RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr14RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr1RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr9RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr13RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr4RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr15RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr6RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr10RequiresViolation]=== [2018-04-10 16:01:17,065 INFO L82 PathProgramCache]: Analyzing trace with hash 109364409, now seen corresponding path program 1 times [2018-04-10 16:01:17,065 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-10 16:01:17,065 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-10 16:01:17,065 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 16:01:17,065 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-04-10 16:01:17,065 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 16:01:17,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 16:01:17,083 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 16:01:17,188 INFO L134 CoverageAnalysis]: Checked inductivity of 270 backedges. 0 proven. 270 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 16:01:17,188 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-10 16:01:17,189 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-10 16:01:17,189 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-10 16:01:17,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 16:01:17,213 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-10 16:01:17,230 INFO L134 CoverageAnalysis]: Checked inductivity of 270 backedges. 0 proven. 270 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 16:01:17,230 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-10 16:01:17,230 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 12] total 13 [2018-04-10 16:01:17,231 INFO L442 AbstractCegarLoop]: Interpolant automaton has 13 states [2018-04-10 16:01:17,231 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2018-04-10 16:01:17,231 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=78, Invalid=78, Unknown=0, NotChecked=0, Total=156 [2018-04-10 16:01:17,231 INFO L87 Difference]: Start difference. First operand 391 states and 422 transitions. Second operand 13 states. [2018-04-10 16:01:17,271 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 16:01:17,271 INFO L93 Difference]: Finished difference Result 415 states and 446 transitions. [2018-04-10 16:01:17,272 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2018-04-10 16:01:17,272 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 110 [2018-04-10 16:01:17,272 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 16:01:17,274 INFO L225 Difference]: With dead ends: 415 [2018-04-10 16:01:17,275 INFO L226 Difference]: Without dead ends: 415 [2018-04-10 16:01:17,275 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 121 GetRequests, 110 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=78, Invalid=78, Unknown=0, NotChecked=0, Total=156 [2018-04-10 16:01:17,275 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 415 states. [2018-04-10 16:01:17,281 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 415 to 405. [2018-04-10 16:01:17,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 405 states. [2018-04-10 16:01:17,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 405 states to 405 states and 436 transitions. [2018-04-10 16:01:17,282 INFO L78 Accepts]: Start accepts. Automaton has 405 states and 436 transitions. Word has length 110 [2018-04-10 16:01:17,283 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 16:01:17,283 INFO L459 AbstractCegarLoop]: Abstraction has 405 states and 436 transitions. [2018-04-10 16:01:17,283 INFO L460 AbstractCegarLoop]: Interpolant automaton has 13 states. [2018-04-10 16:01:17,283 INFO L276 IsEmpty]: Start isEmpty. Operand 405 states and 436 transitions. [2018-04-10 16:01:17,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-04-10 16:01:17,284 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 16:01:17,284 INFO L355 BasicCegarLoop]: trace histogram [11, 10, 10, 10, 10, 10, 10, 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] [2018-04-10 16:01:17,284 INFO L408 AbstractCegarLoop]: === Iteration 24 === [__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr0RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr1RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr4AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr2AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr5AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr3AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr22RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr4RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr12RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr27RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr35RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr17RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr9RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr2RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr25RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr15RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr7RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr19RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr39RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr16RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr29RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr32RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr6RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr8RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr31RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr3RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr26RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr36RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr23RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr0RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr18RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr21RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr13RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr33RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr38RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr24RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr10RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr28RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr34RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr5RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr20RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr30RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr11RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr37RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr1RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr14RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr25AssertViolationMEMORY_FREE, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr28EnsuresViolationMEMORY_LEAK, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr24AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr14RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr12RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr8RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr3RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr0RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr2RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr7RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr5RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr11RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr14RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr1RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr9RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr13RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr4RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr15RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr6RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr10RequiresViolation]=== [2018-04-10 16:01:17,285 INFO L82 PathProgramCache]: Analyzing trace with hash 352109617, now seen corresponding path program 2 times [2018-04-10 16:01:17,285 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-10 16:01:17,285 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-10 16:01:17,285 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 16:01:17,285 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-10 16:01:17,285 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 16:01:17,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 16:01:17,302 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 16:01:17,407 INFO L134 CoverageAnalysis]: Checked inductivity of 335 backedges. 0 proven. 335 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 16:01:17,408 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-10 16:01:17,408 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-10 16:01:17,408 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST1 [2018-04-10 16:01:17,426 INFO L242 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2018-04-10 16:01:17,426 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-04-10 16:01:17,429 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-10 16:01:17,483 WARN L1033 $PredicateComparison]: unable to prove that (exists ((|__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc5.base| Int)) (and (= |c_#length| (store |c_old(#length)| |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc5.base| 16)) (<= (select |c_old(#valid)| |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc5.base|) 0))) is different from true [2018-04-10 16:01:17,486 WARN L1033 $PredicateComparison]: unable to prove that (exists ((|__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc6.base| Int) (|__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc5.base| Int)) (and (= |c_#length| (store (store |c_old(#length)| |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc5.base| 16) |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc6.base| 80)) (<= (select |c_old(#valid)| |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc5.base|) 0))) is different from true [2018-04-10 16:01:17,542 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:01:17,544 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 23 [2018-04-10 16:01:17,550 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:01:17,561 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 1 new quantified variables, introduced 4 case distinctions, treesize of input 19 treesize of output 33 [2018-04-10 16:01:17,562 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 4 xjuncts. [2018-04-10 16:01:17,579 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-10 16:01:17,593 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:01:17,593 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:01:17,595 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 15 [2018-04-10 16:01:17,595 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-10 16:01:17,630 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-1 vars, End of recursive call: 3 dim-0 vars, and 2 xjuncts. [2018-04-10 16:01:17,631 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 4 variables, input treesize:33, output treesize:52 [2018-04-10 16:01:17,727 INFO L134 CoverageAnalysis]: Checked inductivity of 335 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 335 trivial. 0 not checked. [2018-04-10 16:01:17,727 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-04-10 16:01:17,728 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [13] total 21 [2018-04-10 16:01:17,728 INFO L442 AbstractCegarLoop]: Interpolant automaton has 21 states [2018-04-10 16:01:17,728 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2018-04-10 16:01:17,728 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=96, Invalid=252, Unknown=2, NotChecked=70, Total=420 [2018-04-10 16:01:17,728 INFO L87 Difference]: Start difference. First operand 405 states and 436 transitions. Second operand 21 states. [2018-04-10 16:01:18,299 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 16:01:18,299 INFO L93 Difference]: Finished difference Result 436 states and 462 transitions. [2018-04-10 16:01:18,299 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2018-04-10 16:01:18,299 INFO L78 Accepts]: Start accepts. Automaton has 21 states. Word has length 117 [2018-04-10 16:01:18,300 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 16:01:18,301 INFO L225 Difference]: With dead ends: 436 [2018-04-10 16:01:18,301 INFO L226 Difference]: Without dead ends: 436 [2018-04-10 16:01:18,301 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 148 GetRequests, 113 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 2 IntricatePredicates, 0 DeprecatedPredicates, 203 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=265, Invalid=865, Unknown=68, NotChecked=134, Total=1332 [2018-04-10 16:01:18,302 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 436 states. [2018-04-10 16:01:18,307 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 436 to 418. [2018-04-10 16:01:18,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 418 states. [2018-04-10 16:01:18,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 418 states to 418 states and 447 transitions. [2018-04-10 16:01:18,308 INFO L78 Accepts]: Start accepts. Automaton has 418 states and 447 transitions. Word has length 117 [2018-04-10 16:01:18,309 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 16:01:18,309 INFO L459 AbstractCegarLoop]: Abstraction has 418 states and 447 transitions. [2018-04-10 16:01:18,309 INFO L460 AbstractCegarLoop]: Interpolant automaton has 21 states. [2018-04-10 16:01:18,309 INFO L276 IsEmpty]: Start isEmpty. Operand 418 states and 447 transitions. [2018-04-10 16:01:18,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2018-04-10 16:01:18,310 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 16:01:18,310 INFO L355 BasicCegarLoop]: trace histogram [12, 11, 11, 11, 11, 11, 11, 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] [2018-04-10 16:01:18,310 INFO L408 AbstractCegarLoop]: === Iteration 25 === [__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr0RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr1RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr4AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr2AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr5AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr3AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr22RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr4RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr12RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr27RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr35RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr17RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr9RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr2RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr25RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr15RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr7RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr19RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr39RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr16RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr29RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr32RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr6RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr8RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr31RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr3RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr26RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr36RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr23RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr0RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr18RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr21RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr13RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr33RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr38RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr24RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr10RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr28RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr34RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr5RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr20RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr30RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr11RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr37RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr1RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr14RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr25AssertViolationMEMORY_FREE, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr28EnsuresViolationMEMORY_LEAK, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr24AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr14RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr12RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr8RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr3RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr0RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr2RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr7RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr5RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr11RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr14RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr1RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr9RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr13RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr4RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr15RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr6RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr10RequiresViolation]=== [2018-04-10 16:01:18,311 INFO L82 PathProgramCache]: Analyzing trace with hash -1214199572, now seen corresponding path program 1 times [2018-04-10 16:01:18,311 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-10 16:01:18,311 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-10 16:01:18,311 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 16:01:18,311 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-04-10 16:01:18,312 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 16:01:18,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 16:01:18,328 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 16:01:18,368 INFO L134 CoverageAnalysis]: Checked inductivity of 407 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 407 trivial. 0 not checked. [2018-04-10 16:01:18,369 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-10 16:01:18,369 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-04-10 16:01:18,369 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-04-10 16:01:18,369 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-04-10 16:01:18,369 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-04-10 16:01:18,370 INFO L87 Difference]: Start difference. First operand 418 states and 447 transitions. Second operand 4 states. [2018-04-10 16:01:18,389 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 16:01:18,389 INFO L93 Difference]: Finished difference Result 426 states and 451 transitions. [2018-04-10 16:01:18,389 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-04-10 16:01:18,389 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 124 [2018-04-10 16:01:18,390 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 16:01:18,391 INFO L225 Difference]: With dead ends: 426 [2018-04-10 16:01:18,391 INFO L226 Difference]: Without dead ends: 426 [2018-04-10 16:01:18,391 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-04-10 16:01:18,392 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 426 states. [2018-04-10 16:01:18,397 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 426 to 424. [2018-04-10 16:01:18,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 424 states. [2018-04-10 16:01:18,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 424 states to 424 states and 449 transitions. [2018-04-10 16:01:18,398 INFO L78 Accepts]: Start accepts. Automaton has 424 states and 449 transitions. Word has length 124 [2018-04-10 16:01:18,398 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 16:01:18,399 INFO L459 AbstractCegarLoop]: Abstraction has 424 states and 449 transitions. [2018-04-10 16:01:18,399 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-04-10 16:01:18,399 INFO L276 IsEmpty]: Start isEmpty. Operand 424 states and 449 transitions. [2018-04-10 16:01:18,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2018-04-10 16:01:18,400 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 16:01:18,400 INFO L355 BasicCegarLoop]: trace histogram [12, 11, 11, 11, 11, 11, 11, 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, 1, 1] [2018-04-10 16:01:18,400 INFO L408 AbstractCegarLoop]: === Iteration 26 === [__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr0RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr1RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr4AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr2AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr5AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr3AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr22RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr4RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr12RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr27RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr35RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr17RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr9RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr2RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr25RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr15RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr7RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr19RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr39RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr16RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr29RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr32RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr6RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr8RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr31RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr3RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr26RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr36RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr23RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr0RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr18RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr21RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr13RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr33RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr38RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr24RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr10RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr28RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr34RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr5RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr20RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr30RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr11RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr37RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr1RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr14RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr25AssertViolationMEMORY_FREE, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr28EnsuresViolationMEMORY_LEAK, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr24AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr14RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr12RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr8RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr3RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr0RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr2RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr7RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr5RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr11RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr14RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr1RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr9RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr13RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr4RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr15RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr6RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr10RequiresViolation]=== [2018-04-10 16:01:18,400 INFO L82 PathProgramCache]: Analyzing trace with hash 1412017231, now seen corresponding path program 1 times [2018-04-10 16:01:18,400 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-10 16:01:18,400 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-10 16:01:18,401 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 16:01:18,401 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-10 16:01:18,401 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 16:01:18,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 16:01:18,419 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 16:01:18,529 INFO L134 CoverageAnalysis]: Checked inductivity of 407 backedges. 0 proven. 407 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 16:01:18,529 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-10 16:01:18,529 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-10 16:01:18,530 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-10 16:01:18,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 16:01:18,547 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-10 16:01:18,559 INFO L134 CoverageAnalysis]: Checked inductivity of 407 backedges. 0 proven. 407 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 16:01:18,560 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-10 16:01:18,560 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 14] total 15 [2018-04-10 16:01:18,560 INFO L442 AbstractCegarLoop]: Interpolant automaton has 15 states [2018-04-10 16:01:18,560 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2018-04-10 16:01:18,561 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=105, Invalid=105, Unknown=0, NotChecked=0, Total=210 [2018-04-10 16:01:18,561 INFO L87 Difference]: Start difference. First operand 424 states and 449 transitions. Second operand 15 states. [2018-04-10 16:01:18,598 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 16:01:18,598 INFO L93 Difference]: Finished difference Result 448 states and 473 transitions. [2018-04-10 16:01:18,598 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2018-04-10 16:01:18,598 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 126 [2018-04-10 16:01:18,598 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 16:01:18,599 INFO L225 Difference]: With dead ends: 448 [2018-04-10 16:01:18,599 INFO L226 Difference]: Without dead ends: 448 [2018-04-10 16:01:18,599 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 139 GetRequests, 126 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=105, Invalid=105, Unknown=0, NotChecked=0, Total=210 [2018-04-10 16:01:18,600 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 448 states. [2018-04-10 16:01:18,608 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 448 to 438. [2018-04-10 16:01:18,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 438 states. [2018-04-10 16:01:18,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 438 states to 438 states and 463 transitions. [2018-04-10 16:01:18,610 INFO L78 Accepts]: Start accepts. Automaton has 438 states and 463 transitions. Word has length 126 [2018-04-10 16:01:18,610 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 16:01:18,610 INFO L459 AbstractCegarLoop]: Abstraction has 438 states and 463 transitions. [2018-04-10 16:01:18,610 INFO L460 AbstractCegarLoop]: Interpolant automaton has 15 states. [2018-04-10 16:01:18,610 INFO L276 IsEmpty]: Start isEmpty. Operand 438 states and 463 transitions. [2018-04-10 16:01:18,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2018-04-10 16:01:18,611 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 16:01:18,611 INFO L355 BasicCegarLoop]: trace histogram [13, 12, 12, 12, 12, 12, 12, 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, 1, 1] [2018-04-10 16:01:18,611 INFO L408 AbstractCegarLoop]: === Iteration 27 === [__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr0RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr1RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr4AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr2AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr5AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr3AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr22RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr4RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr12RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr27RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr35RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr17RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr9RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr2RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr25RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr15RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr7RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr19RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr39RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr16RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr29RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr32RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr6RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr8RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr31RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr3RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr26RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr36RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr23RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr0RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr18RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr21RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr13RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr33RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr38RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr24RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr10RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr28RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr34RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr5RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr20RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr30RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr11RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr37RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr1RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr14RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr25AssertViolationMEMORY_FREE, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr28EnsuresViolationMEMORY_LEAK, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr24AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr14RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr12RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr8RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr3RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr0RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr2RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr7RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr5RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr11RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr14RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr1RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr9RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr13RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr4RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr15RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr6RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr10RequiresViolation]=== [2018-04-10 16:01:18,611 INFO L82 PathProgramCache]: Analyzing trace with hash -1738294329, now seen corresponding path program 2 times [2018-04-10 16:01:18,612 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-10 16:01:18,612 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-10 16:01:18,612 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 16:01:18,612 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-10 16:01:18,612 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 16:01:18,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 16:01:18,629 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 16:01:18,802 INFO L134 CoverageAnalysis]: Checked inductivity of 486 backedges. 0 proven. 486 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 16:01:18,803 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-10 16:01:18,803 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-10 16:01:18,803 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST1 [2018-04-10 16:01:18,819 INFO L242 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2018-04-10 16:01:18,819 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-04-10 16:01:18,822 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-10 16:01:18,824 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 [2018-04-10 16:01:18,824 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-10 16:01:18,825 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:01:18,825 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:6, output treesize:5 [2018-04-10 16:01:18,852 WARN L1033 $PredicateComparison]: unable to prove that (exists ((|__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc5.base| Int)) (and (<= (select |c_old(#valid)| |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc5.base|) 0) (= (store |c_old(#valid)| |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc5.base| 1) |c_#valid|))) is different from true [2018-04-10 16:01:18,855 WARN L1033 $PredicateComparison]: unable to prove that (exists ((|__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc6.base| Int) (|__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc5.base| Int)) (and (<= (select |c_old(#valid)| |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc5.base|) 0) (= |c_#valid| (store (store |c_old(#valid)| |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc5.base| 1) |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc6.base| 1)))) is different from true [2018-04-10 16:01:18,935 WARN L1033 $PredicateComparison]: unable to prove that (and (exists ((__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_~data~0.base Int)) (= 1 (select |c_#valid| __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_~data~0.base))) (exists ((|__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc6.base| Int) (|__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc5.base| Int)) (and (<= (select |c_old(#valid)| |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc5.base|) 0) (= |c_#valid| (store (store |c_old(#valid)| |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc5.base| 1) |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc6.base| 1))))) is different from true [2018-04-10 16:01:18,941 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:01:18,942 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:01:18,943 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 30 [2018-04-10 16:01:18,950 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 20 [2018-04-10 16:01:18,950 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 16:01:18,956 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:01:18,962 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-1 vars, End of recursive call: 3 dim-0 vars, and 1 xjuncts. [2018-04-10 16:01:18,962 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:25, output treesize:25 [2018-04-10 16:01:19,039 INFO L134 CoverageAnalysis]: Checked inductivity of 486 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 486 trivial. 0 not checked. [2018-04-10 16:01:19,040 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-04-10 16:01:19,040 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [15] total 22 [2018-04-10 16:01:19,040 INFO L442 AbstractCegarLoop]: Interpolant automaton has 22 states [2018-04-10 16:01:19,040 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2018-04-10 16:01:19,041 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=120, Invalid=231, Unknown=3, NotChecked=108, Total=462 [2018-04-10 16:01:19,041 INFO L87 Difference]: Start difference. First operand 438 states and 463 transitions. Second operand 22 states. [2018-04-10 16:01:19,694 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 16:01:19,694 INFO L93 Difference]: Finished difference Result 490 states and 520 transitions. [2018-04-10 16:01:19,694 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2018-04-10 16:01:19,694 INFO L78 Accepts]: Start accepts. Automaton has 22 states. Word has length 133 [2018-04-10 16:01:19,695 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 16:01:19,696 INFO L225 Difference]: With dead ends: 490 [2018-04-10 16:01:19,696 INFO L226 Difference]: Without dead ends: 490 [2018-04-10 16:01:19,697 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 161 GetRequests, 128 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 3 IntricatePredicates, 0 DeprecatedPredicates, 139 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=315, Invalid=595, Unknown=94, NotChecked=186, Total=1190 [2018-04-10 16:01:19,697 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 490 states. [2018-04-10 16:01:19,702 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 490 to 463. [2018-04-10 16:01:19,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 463 states. [2018-04-10 16:01:19,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 463 states to 463 states and 491 transitions. [2018-04-10 16:01:19,704 INFO L78 Accepts]: Start accepts. Automaton has 463 states and 491 transitions. Word has length 133 [2018-04-10 16:01:19,704 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 16:01:19,704 INFO L459 AbstractCegarLoop]: Abstraction has 463 states and 491 transitions. [2018-04-10 16:01:19,704 INFO L460 AbstractCegarLoop]: Interpolant automaton has 22 states. [2018-04-10 16:01:19,705 INFO L276 IsEmpty]: Start isEmpty. Operand 463 states and 491 transitions. [2018-04-10 16:01:19,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2018-04-10 16:01:19,705 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 16:01:19,705 INFO L355 BasicCegarLoop]: trace histogram [14, 13, 13, 13, 13, 13, 13, 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, 1, 1] [2018-04-10 16:01:19,705 INFO L408 AbstractCegarLoop]: === Iteration 28 === [__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr0RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr1RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr4AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr2AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr5AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr3AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr22RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr4RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr12RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr27RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr35RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr17RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr9RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr2RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr25RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr15RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr7RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr19RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr39RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr16RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr29RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr32RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr6RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr8RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr31RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr3RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr26RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr36RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr23RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr0RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr18RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr21RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr13RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr33RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr38RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr24RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr10RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr28RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr34RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr5RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr20RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr30RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr11RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr37RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr1RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr14RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr25AssertViolationMEMORY_FREE, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr28EnsuresViolationMEMORY_LEAK, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr24AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr14RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr12RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr8RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr3RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr0RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr2RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr7RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr5RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr11RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr14RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr1RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr9RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr13RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr4RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr15RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr6RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr10RequiresViolation]=== [2018-04-10 16:01:19,706 INFO L82 PathProgramCache]: Analyzing trace with hash -501754544, now seen corresponding path program 1 times [2018-04-10 16:01:19,706 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-10 16:01:19,706 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-10 16:01:19,707 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 16:01:19,707 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-04-10 16:01:19,707 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 16:01:19,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 16:01:19,725 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 16:01:19,865 INFO L134 CoverageAnalysis]: Checked inductivity of 572 backedges. 0 proven. 572 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 16:01:19,865 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-10 16:01:19,865 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-10 16:01:19,866 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-10 16:01:19,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 16:01:19,883 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-10 16:01:19,908 INFO L134 CoverageAnalysis]: Checked inductivity of 572 backedges. 0 proven. 572 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 16:01:19,909 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-10 16:01:19,909 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 16] total 17 [2018-04-10 16:01:19,909 INFO L442 AbstractCegarLoop]: Interpolant automaton has 17 states [2018-04-10 16:01:19,909 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2018-04-10 16:01:19,909 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=136, Invalid=136, Unknown=0, NotChecked=0, Total=272 [2018-04-10 16:01:19,909 INFO L87 Difference]: Start difference. First operand 463 states and 491 transitions. Second operand 17 states. [2018-04-10 16:01:19,948 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 16:01:19,948 INFO L93 Difference]: Finished difference Result 487 states and 515 transitions. [2018-04-10 16:01:19,948 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2018-04-10 16:01:19,948 INFO L78 Accepts]: Start accepts. Automaton has 17 states. Word has length 140 [2018-04-10 16:01:19,948 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 16:01:19,949 INFO L225 Difference]: With dead ends: 487 [2018-04-10 16:01:19,949 INFO L226 Difference]: Without dead ends: 487 [2018-04-10 16:01:19,949 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 155 GetRequests, 140 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 24 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=136, Invalid=136, Unknown=0, NotChecked=0, Total=272 [2018-04-10 16:01:19,949 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 487 states. [2018-04-10 16:01:19,953 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 487 to 477. [2018-04-10 16:01:19,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 477 states. [2018-04-10 16:01:19,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 477 states to 477 states and 505 transitions. [2018-04-10 16:01:19,954 INFO L78 Accepts]: Start accepts. Automaton has 477 states and 505 transitions. Word has length 140 [2018-04-10 16:01:19,954 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 16:01:19,954 INFO L459 AbstractCegarLoop]: Abstraction has 477 states and 505 transitions. [2018-04-10 16:01:19,954 INFO L460 AbstractCegarLoop]: Interpolant automaton has 17 states. [2018-04-10 16:01:19,954 INFO L276 IsEmpty]: Start isEmpty. Operand 477 states and 505 transitions. [2018-04-10 16:01:19,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2018-04-10 16:01:19,955 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 16:01:19,955 INFO L355 BasicCegarLoop]: trace histogram [15, 14, 14, 14, 14, 14, 14, 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, 1, 1] [2018-04-10 16:01:19,955 INFO L408 AbstractCegarLoop]: === Iteration 29 === [__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr0RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr1RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr4AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr2AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr5AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr3AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr22RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr4RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr12RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr27RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr35RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr17RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr9RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr2RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr25RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr15RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr7RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr19RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr39RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr16RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr29RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr32RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr6RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr8RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr31RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr3RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr26RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr36RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr23RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr0RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr18RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr21RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr13RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr33RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr38RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr24RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr10RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr28RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr34RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr5RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr20RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr30RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr11RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr37RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr1RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr14RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr25AssertViolationMEMORY_FREE, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr28EnsuresViolationMEMORY_LEAK, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr24AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr14RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr12RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr8RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr3RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr0RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr2RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr7RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr5RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr11RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr14RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr1RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr9RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr13RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr4RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr15RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr6RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr10RequiresViolation]=== [2018-04-10 16:01:19,955 INFO L82 PathProgramCache]: Analyzing trace with hash 853897928, now seen corresponding path program 2 times [2018-04-10 16:01:19,955 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-10 16:01:19,956 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-10 16:01:19,956 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 16:01:19,956 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-10 16:01:19,956 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 16:01:19,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 16:01:19,968 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 16:01:20,144 INFO L134 CoverageAnalysis]: Checked inductivity of 665 backedges. 0 proven. 665 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 16:01:20,145 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-10 16:01:20,145 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-10 16:01:20,145 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST1 [2018-04-10 16:01:20,158 INFO L242 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2018-04-10 16:01:20,159 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-04-10 16:01:20,162 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-10 16:01:20,232 WARN L1033 $PredicateComparison]: unable to prove that (exists ((|__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc6.base| Int) (|__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc5.base| Int)) (and (= |c_#length| (store (store |c_old(#length)| |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc5.base| 16) |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc6.base| 80)) (<= (select |c_old(#valid)| |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc5.base|) 0) (<= (select (store |c_old(#valid)| |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc5.base| 1) |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc6.base|) 0))) is different from true [2018-04-10 16:01:20,333 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:01:20,334 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:01:20,336 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:01:20,337 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:01:20,338 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 30 [2018-04-10 16:01:20,338 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-10 16:01:20,357 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 23 [2018-04-10 16:01:20,360 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:01:20,361 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 36 [2018-04-10 16:01:20,362 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-10 16:01:20,369 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:01:20,377 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-1 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-10 16:01:20,378 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 4 variables, input treesize:38, output treesize:29 [2018-04-10 16:01:20,498 INFO L134 CoverageAnalysis]: Checked inductivity of 665 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 665 trivial. 0 not checked. [2018-04-10 16:01:20,582 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-04-10 16:01:20,583 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [17] total 24 [2018-04-10 16:01:20,583 INFO L442 AbstractCegarLoop]: Interpolant automaton has 24 states [2018-04-10 16:01:20,583 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2018-04-10 16:01:20,584 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=152, Invalid=356, Unknown=2, NotChecked=42, Total=552 [2018-04-10 16:01:20,584 INFO L87 Difference]: Start difference. First operand 477 states and 505 transitions. Second operand 24 states. [2018-04-10 16:01:21,445 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 16:01:21,445 INFO L93 Difference]: Finished difference Result 519 states and 549 transitions. [2018-04-10 16:01:21,445 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2018-04-10 16:01:21,445 INFO L78 Accepts]: Start accepts. Automaton has 24 states. Word has length 147 [2018-04-10 16:01:21,446 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 16:01:21,447 INFO L225 Difference]: With dead ends: 519 [2018-04-10 16:01:21,447 INFO L226 Difference]: Without dead ends: 519 [2018-04-10 16:01:21,448 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 185 GetRequests, 144 SyntacticMatches, 0 SemanticMatches, 41 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 282 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=432, Invalid=1157, Unknown=137, NotChecked=80, Total=1806 [2018-04-10 16:01:21,449 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 519 states. [2018-04-10 16:01:21,454 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 519 to 491. [2018-04-10 16:01:21,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 491 states. [2018-04-10 16:01:21,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 491 states to 491 states and 518 transitions. [2018-04-10 16:01:21,456 INFO L78 Accepts]: Start accepts. Automaton has 491 states and 518 transitions. Word has length 147 [2018-04-10 16:01:21,456 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 16:01:21,456 INFO L459 AbstractCegarLoop]: Abstraction has 491 states and 518 transitions. [2018-04-10 16:01:21,456 INFO L460 AbstractCegarLoop]: Interpolant automaton has 24 states. [2018-04-10 16:01:21,457 INFO L276 IsEmpty]: Start isEmpty. Operand 491 states and 518 transitions. [2018-04-10 16:01:21,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-04-10 16:01:21,457 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 16:01:21,457 INFO L355 BasicCegarLoop]: trace histogram [16, 15, 15, 15, 15, 15, 15, 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, 1, 1, 1] [2018-04-10 16:01:21,458 INFO L408 AbstractCegarLoop]: === Iteration 30 === [__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr0RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr1RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr4AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr2AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr5AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr3AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr22RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr4RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr12RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr27RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr35RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr17RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr9RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr2RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr25RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr15RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr7RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr19RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr39RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr16RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr29RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr32RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr6RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr8RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr31RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr3RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr26RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr36RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr23RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr0RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr18RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr21RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr13RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr33RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr38RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr24RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr10RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr28RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr34RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr5RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr20RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr30RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr11RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr37RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr1RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr14RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr25AssertViolationMEMORY_FREE, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr28EnsuresViolationMEMORY_LEAK, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr24AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr14RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr12RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr8RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr3RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr0RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr2RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr7RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr5RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr11RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr14RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr1RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr9RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr13RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr4RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr15RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr6RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr10RequiresViolation]=== [2018-04-10 16:01:21,458 INFO L82 PathProgramCache]: Analyzing trace with hash 912113949, now seen corresponding path program 1 times [2018-04-10 16:01:21,458 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-10 16:01:21,458 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-10 16:01:21,459 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 16:01:21,459 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-04-10 16:01:21,459 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 16:01:21,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 16:01:21,477 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 16:01:21,548 INFO L134 CoverageAnalysis]: Checked inductivity of 765 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 765 trivial. 0 not checked. [2018-04-10 16:01:21,548 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-10 16:01:21,549 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-04-10 16:01:21,549 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-04-10 16:01:21,549 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-04-10 16:01:21,549 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-04-10 16:01:21,549 INFO L87 Difference]: Start difference. First operand 491 states and 518 transitions. Second operand 5 states. [2018-04-10 16:01:21,687 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 16:01:21,688 INFO L93 Difference]: Finished difference Result 490 states and 517 transitions. [2018-04-10 16:01:21,688 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-04-10 16:01:21,688 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 155 [2018-04-10 16:01:21,688 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 16:01:21,690 INFO L225 Difference]: With dead ends: 490 [2018-04-10 16:01:21,690 INFO L226 Difference]: Without dead ends: 490 [2018-04-10 16:01:21,690 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2018-04-10 16:01:21,690 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 490 states. [2018-04-10 16:01:21,696 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 490 to 490. [2018-04-10 16:01:21,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 490 states. [2018-04-10 16:01:21,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 490 states to 490 states and 517 transitions. [2018-04-10 16:01:21,697 INFO L78 Accepts]: Start accepts. Automaton has 490 states and 517 transitions. Word has length 155 [2018-04-10 16:01:21,698 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 16:01:21,698 INFO L459 AbstractCegarLoop]: Abstraction has 490 states and 517 transitions. [2018-04-10 16:01:21,698 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-04-10 16:01:21,698 INFO L276 IsEmpty]: Start isEmpty. Operand 490 states and 517 transitions. [2018-04-10 16:01:21,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-04-10 16:01:21,699 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 16:01:21,699 INFO L355 BasicCegarLoop]: trace histogram [16, 15, 15, 15, 15, 15, 15, 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, 1, 1, 1] [2018-04-10 16:01:21,699 INFO L408 AbstractCegarLoop]: === Iteration 31 === [__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr0RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr1RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr4AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr2AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr5AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr3AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr22RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr4RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr12RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr27RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr35RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr17RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr9RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr2RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr25RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr15RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr7RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr19RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr39RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr16RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr29RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr32RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr6RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr8RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr31RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr3RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr26RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr36RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr23RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr0RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr18RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr21RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr13RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr33RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr38RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr24RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr10RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr28RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr34RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr5RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr20RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr30RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr11RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr37RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr1RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr14RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr25AssertViolationMEMORY_FREE, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr28EnsuresViolationMEMORY_LEAK, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr24AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr14RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr12RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr8RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr3RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr0RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr2RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr7RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr5RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr11RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr14RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr1RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr9RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr13RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr4RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr15RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr6RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr10RequiresViolation]=== [2018-04-10 16:01:21,699 INFO L82 PathProgramCache]: Analyzing trace with hash 912113950, now seen corresponding path program 1 times [2018-04-10 16:01:21,699 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-10 16:01:21,699 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-10 16:01:21,700 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 16:01:21,700 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-10 16:01:21,700 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 16:01:21,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 16:01:21,720 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 16:01:21,911 INFO L134 CoverageAnalysis]: Checked inductivity of 765 backedges. 0 proven. 765 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 16:01:21,911 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-10 16:01:21,911 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-10 16:01:21,912 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-10 16:01:21,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 16:01:21,940 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-10 16:01:21,976 INFO L134 CoverageAnalysis]: Checked inductivity of 765 backedges. 0 proven. 765 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 16:01:21,976 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-10 16:01:21,977 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [18, 18] total 19 [2018-04-10 16:01:21,977 INFO L442 AbstractCegarLoop]: Interpolant automaton has 19 states [2018-04-10 16:01:21,977 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2018-04-10 16:01:21,977 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=171, Invalid=171, Unknown=0, NotChecked=0, Total=342 [2018-04-10 16:01:21,978 INFO L87 Difference]: Start difference. First operand 490 states and 517 transitions. Second operand 19 states. [2018-04-10 16:01:22,036 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 16:01:22,036 INFO L93 Difference]: Finished difference Result 514 states and 541 transitions. [2018-04-10 16:01:22,037 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2018-04-10 16:01:22,037 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 155 [2018-04-10 16:01:22,037 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 16:01:22,039 INFO L225 Difference]: With dead ends: 514 [2018-04-10 16:01:22,039 INFO L226 Difference]: Without dead ends: 514 [2018-04-10 16:01:22,039 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 172 GetRequests, 155 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 28 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=171, Invalid=171, Unknown=0, NotChecked=0, Total=342 [2018-04-10 16:01:22,040 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 514 states. [2018-04-10 16:01:22,045 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 514 to 504. [2018-04-10 16:01:22,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 504 states. [2018-04-10 16:01:22,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 504 states to 504 states and 531 transitions. [2018-04-10 16:01:22,046 INFO L78 Accepts]: Start accepts. Automaton has 504 states and 531 transitions. Word has length 155 [2018-04-10 16:01:22,047 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 16:01:22,047 INFO L459 AbstractCegarLoop]: Abstraction has 504 states and 531 transitions. [2018-04-10 16:01:22,047 INFO L460 AbstractCegarLoop]: Interpolant automaton has 19 states. [2018-04-10 16:01:22,047 INFO L276 IsEmpty]: Start isEmpty. Operand 504 states and 531 transitions. [2018-04-10 16:01:22,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2018-04-10 16:01:22,048 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 16:01:22,048 INFO L355 BasicCegarLoop]: trace histogram [17, 16, 16, 16, 16, 16, 16, 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, 1, 1, 1] [2018-04-10 16:01:22,048 INFO L408 AbstractCegarLoop]: === Iteration 32 === [__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr0RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr1RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr4AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr2AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr5AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr3AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr22RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr4RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr12RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr27RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr35RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr17RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr9RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr2RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr25RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr15RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr7RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr19RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr39RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr16RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr29RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr32RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr6RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr8RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr31RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr3RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr26RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr36RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr23RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr0RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr18RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr21RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr13RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr33RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr38RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr24RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr10RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr28RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr34RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr5RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr20RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr30RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr11RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr37RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr1RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr14RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr25AssertViolationMEMORY_FREE, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr28EnsuresViolationMEMORY_LEAK, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr24AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr14RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr12RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr8RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr3RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr0RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr2RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr7RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr5RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr11RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr14RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr1RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr9RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr13RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr4RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr15RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr6RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr10RequiresViolation]=== [2018-04-10 16:01:22,048 INFO L82 PathProgramCache]: Analyzing trace with hash -1016953690, now seen corresponding path program 2 times [2018-04-10 16:01:22,048 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-10 16:01:22,048 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-10 16:01:22,049 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 16:01:22,049 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-10 16:01:22,049 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 16:01:22,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 16:01:22,069 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 16:01:22,285 INFO L134 CoverageAnalysis]: Checked inductivity of 872 backedges. 0 proven. 872 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 16:01:22,286 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-10 16:01:22,286 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-10 16:01:22,287 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST1 [2018-04-10 16:01:22,312 INFO L242 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2018-04-10 16:01:22,312 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-04-10 16:01:22,315 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-10 16:01:22,318 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 [2018-04-10 16:01:22,319 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-10 16:01:22,323 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 [2018-04-10 16:01:22,324 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 16:01:22,327 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:01:22,327 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:16, output treesize:14 [2018-04-10 16:01:22,395 WARN L1033 $PredicateComparison]: unable to prove that (exists ((|__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc5.base| Int)) (and (= |c_#length| (store |c_old(#length)| |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc5.base| 16)) (= (select |c_old(#valid)| |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc5.base|) 0))) is different from true [2018-04-10 16:01:22,398 WARN L1033 $PredicateComparison]: unable to prove that (exists ((|__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc6.base| Int) (|__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc5.base| Int)) (and (= |c_#length| (store (store |c_old(#length)| |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc5.base| 16) |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc6.base| 80)) (= (select |c_old(#valid)| |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc5.base|) 0))) is different from true [2018-04-10 16:01:22,519 WARN L1033 $PredicateComparison]: unable to prove that (and (exists ((__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_~data~0.base Int)) (= 1 (select |c_#valid| __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_~data~0.base))) (exists ((|__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc6.base| Int) (|__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc5.base| Int) (|__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__append_#t~malloc23.base| Int)) (and (= (store (store (store |c_old(#length)| |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__append_#t~malloc23.base| 8) |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc5.base| 16) |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc6.base| 80) |c_#length|) (<= (select |c_old(#valid)| |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__append_#t~malloc23.base|) 0) (= 0 (select (store |c_old(#valid)| |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__append_#t~malloc23.base| 1) |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc5.base|))))) is different from true [2018-04-10 16:01:22,538 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:01:22,539 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:01:22,540 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:01:22,541 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:01:22,543 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 20 [2018-04-10 16:01:22,543 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-10 16:01:22,554 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:01:22,555 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 30 [2018-04-10 16:01:22,557 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:01:22,558 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:01:22,559 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 6 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 52 [2018-04-10 16:01:22,563 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:01:22,564 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:01:22,565 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:01:22,580 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 9 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 6 case distinctions, treesize of input 40 treesize of output 45 [2018-04-10 16:01:22,582 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 8 xjuncts. [2018-04-10 16:01:22,631 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 4 xjuncts. [2018-04-10 16:01:22,653 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-1 vars, End of recursive call: and 4 xjuncts. [2018-04-10 16:01:22,703 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 2 dim-1 vars, End of recursive call: 9 dim-0 vars, and 4 xjuncts. [2018-04-10 16:01:22,704 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 5 variables, input treesize:39, output treesize:82 [2018-04-10 16:01:22,804 INFO L134 CoverageAnalysis]: Checked inductivity of 872 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 872 trivial. 0 not checked. [2018-04-10 16:01:22,804 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-04-10 16:01:22,804 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [19] total 27 [2018-04-10 16:01:22,805 INFO L442 AbstractCegarLoop]: Interpolant automaton has 27 states [2018-04-10 16:01:22,805 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2018-04-10 16:01:22,805 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=187, Invalid=354, Unknown=23, NotChecked=138, Total=702 [2018-04-10 16:01:22,805 INFO L87 Difference]: Start difference. First operand 504 states and 531 transitions. Second operand 27 states. [2018-04-10 16:01:23,960 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 16:01:23,960 INFO L93 Difference]: Finished difference Result 588 states and 629 transitions. [2018-04-10 16:01:23,961 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2018-04-10 16:01:23,961 INFO L78 Accepts]: Start accepts. Automaton has 27 states. Word has length 162 [2018-04-10 16:01:23,961 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 16:01:23,962 INFO L225 Difference]: With dead ends: 588 [2018-04-10 16:01:23,962 INFO L226 Difference]: Without dead ends: 588 [2018-04-10 16:01:23,963 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 200 GetRequests, 156 SyntacticMatches, 1 SemanticMatches, 43 ConstructedPredicates, 3 IntricatePredicates, 0 DeprecatedPredicates, 232 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=547, Invalid=1145, Unknown=42, NotChecked=246, Total=1980 [2018-04-10 16:01:23,963 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 588 states. [2018-04-10 16:01:23,969 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 588 to 554. [2018-04-10 16:01:23,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 554 states. [2018-04-10 16:01:23,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 554 states to 554 states and 605 transitions. [2018-04-10 16:01:23,971 INFO L78 Accepts]: Start accepts. Automaton has 554 states and 605 transitions. Word has length 162 [2018-04-10 16:01:23,971 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 16:01:23,971 INFO L459 AbstractCegarLoop]: Abstraction has 554 states and 605 transitions. [2018-04-10 16:01:23,971 INFO L460 AbstractCegarLoop]: Interpolant automaton has 27 states. [2018-04-10 16:01:23,971 INFO L276 IsEmpty]: Start isEmpty. Operand 554 states and 605 transitions. [2018-04-10 16:01:23,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2018-04-10 16:01:23,972 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 16:01:23,972 INFO L355 BasicCegarLoop]: trace histogram [18, 17, 17, 17, 17, 17, 17, 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, 1, 1, 1, 1] [2018-04-10 16:01:23,972 INFO L408 AbstractCegarLoop]: === Iteration 33 === [__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr0RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr1RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr4AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr2AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr5AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr3AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr22RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr4RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr12RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr27RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr35RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr17RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr9RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr2RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr25RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr15RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr7RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr19RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr39RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr16RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr29RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr32RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr6RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr8RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr31RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr3RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr26RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr36RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr23RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr0RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr18RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr21RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr13RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr33RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr38RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr24RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr10RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr28RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr34RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr5RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr20RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr30RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr11RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr37RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr1RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr14RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr25AssertViolationMEMORY_FREE, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr28EnsuresViolationMEMORY_LEAK, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr24AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr14RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr12RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr8RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr3RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr0RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr2RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr7RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr5RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr11RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr14RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr1RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr9RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr13RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr4RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr15RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr6RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr10RequiresViolation]=== [2018-04-10 16:01:23,973 INFO L82 PathProgramCache]: Analyzing trace with hash 594825310, now seen corresponding path program 1 times [2018-04-10 16:01:23,973 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-10 16:01:23,973 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-10 16:01:23,973 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 16:01:23,974 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-04-10 16:01:23,974 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 16:01:23,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 16:01:23,994 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 16:01:24,217 INFO L134 CoverageAnalysis]: Checked inductivity of 986 backedges. 0 proven. 986 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 16:01:24,218 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-10 16:01:24,218 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-10 16:01:24,218 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-10 16:01:24,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 16:01:24,247 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-10 16:01:24,318 INFO L134 CoverageAnalysis]: Checked inductivity of 986 backedges. 0 proven. 986 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 16:01:24,318 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-10 16:01:24,319 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [20, 20] total 21 [2018-04-10 16:01:24,319 INFO L442 AbstractCegarLoop]: Interpolant automaton has 21 states [2018-04-10 16:01:24,319 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2018-04-10 16:01:24,320 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=210, Invalid=210, Unknown=0, NotChecked=0, Total=420 [2018-04-10 16:01:24,320 INFO L87 Difference]: Start difference. First operand 554 states and 605 transitions. Second operand 21 states. [2018-04-10 16:01:24,386 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 16:01:24,386 INFO L93 Difference]: Finished difference Result 578 states and 629 transitions. [2018-04-10 16:01:24,387 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2018-04-10 16:01:24,387 INFO L78 Accepts]: Start accepts. Automaton has 21 states. Word has length 170 [2018-04-10 16:01:24,387 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 16:01:24,389 INFO L225 Difference]: With dead ends: 578 [2018-04-10 16:01:24,389 INFO L226 Difference]: Without dead ends: 578 [2018-04-10 16:01:24,389 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 189 GetRequests, 170 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 32 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=210, Invalid=210, Unknown=0, NotChecked=0, Total=420 [2018-04-10 16:01:24,390 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 578 states. [2018-04-10 16:01:24,395 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 578 to 568. [2018-04-10 16:01:24,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 568 states. [2018-04-10 16:01:24,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 568 states to 568 states and 619 transitions. [2018-04-10 16:01:24,397 INFO L78 Accepts]: Start accepts. Automaton has 568 states and 619 transitions. Word has length 170 [2018-04-10 16:01:24,397 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 16:01:24,397 INFO L459 AbstractCegarLoop]: Abstraction has 568 states and 619 transitions. [2018-04-10 16:01:24,397 INFO L460 AbstractCegarLoop]: Interpolant automaton has 21 states. [2018-04-10 16:01:24,397 INFO L276 IsEmpty]: Start isEmpty. Operand 568 states and 619 transitions. [2018-04-10 16:01:24,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2018-04-10 16:01:24,398 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 16:01:24,399 INFO L355 BasicCegarLoop]: trace histogram [19, 18, 18, 18, 18, 18, 18, 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, 1, 1, 1, 1] [2018-04-10 16:01:24,399 INFO L408 AbstractCegarLoop]: === Iteration 34 === [__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr0RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr1RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr4AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr2AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr5AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr3AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr22RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr4RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr12RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr27RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr35RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr17RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr9RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr2RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr25RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr15RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr7RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr19RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr39RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr16RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr29RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr32RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr6RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr8RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr31RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr3RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr26RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr36RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr23RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr0RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr18RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr21RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr13RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr33RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr38RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr24RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr10RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr28RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr34RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr5RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr20RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr30RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr11RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr37RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr1RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr14RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr25AssertViolationMEMORY_FREE, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr28EnsuresViolationMEMORY_LEAK, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr24AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr14RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr12RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr8RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr3RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr0RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr2RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr7RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr5RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr11RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr14RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr1RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr9RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr13RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr4RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr15RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr6RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr10RequiresViolation]=== [2018-04-10 16:01:24,399 INFO L82 PathProgramCache]: Analyzing trace with hash 1601113046, now seen corresponding path program 2 times [2018-04-10 16:01:24,399 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-10 16:01:24,399 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-10 16:01:24,400 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 16:01:24,400 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-10 16:01:24,400 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 16:01:24,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 16:01:24,421 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 16:01:24,676 INFO L134 CoverageAnalysis]: Checked inductivity of 1107 backedges. 0 proven. 1107 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 16:01:24,676 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-10 16:01:24,676 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-10 16:01:24,677 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST1 [2018-04-10 16:01:24,694 INFO L242 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2018-04-10 16:01:24,694 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-04-10 16:01:24,697 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-10 16:01:24,728 WARN L1033 $PredicateComparison]: unable to prove that (exists ((|__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc5.base| Int)) (and (= (select |c_old(#valid)| |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc5.base|) 0) (= (store |c_old(#valid)| |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc5.base| 1) |c_#valid|))) is different from true [2018-04-10 16:01:24,731 WARN L1033 $PredicateComparison]: unable to prove that (exists ((|__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc6.base| Int) (|__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc5.base| Int)) (and (= (select |c_old(#valid)| |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc5.base|) 0) (= |c_#valid| (store (store |c_old(#valid)| |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc5.base| 1) |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc6.base| 1)))) is different from true [2018-04-10 16:01:24,806 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:01:24,807 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:01:24,808 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 27 [2018-04-10 16:01:24,812 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 23 treesize of output 20 [2018-04-10 16:01:24,813 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 16:01:24,828 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:01:24,834 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-1 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-10 16:01:24,834 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:20, output treesize:20 [2018-04-10 16:01:24,903 INFO L134 CoverageAnalysis]: Checked inductivity of 1107 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1107 trivial. 0 not checked. [2018-04-10 16:01:24,904 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-04-10 16:01:24,904 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [21] total 26 [2018-04-10 16:01:24,904 INFO L442 AbstractCegarLoop]: Interpolant automaton has 26 states [2018-04-10 16:01:24,904 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2018-04-10 16:01:24,905 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=221, Invalid=337, Unknown=2, NotChecked=90, Total=650 [2018-04-10 16:01:24,905 INFO L87 Difference]: Start difference. First operand 568 states and 619 transitions. Second operand 26 states. [2018-04-10 16:01:25,584 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 16:01:25,584 INFO L93 Difference]: Finished difference Result 607 states and 661 transitions. [2018-04-10 16:01:25,615 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2018-04-10 16:01:25,616 INFO L78 Accepts]: Start accepts. Automaton has 26 states. Word has length 177 [2018-04-10 16:01:25,616 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 16:01:25,617 INFO L225 Difference]: With dead ends: 607 [2018-04-10 16:01:25,617 INFO L226 Difference]: Without dead ends: 607 [2018-04-10 16:01:25,618 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 217 GetRequests, 174 SyntacticMatches, 0 SemanticMatches, 43 ConstructedPredicates, 2 IntricatePredicates, 0 DeprecatedPredicates, 244 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=620, Invalid=1002, Unknown=192, NotChecked=166, Total=1980 [2018-04-10 16:01:25,618 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 607 states. [2018-04-10 16:01:25,622 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 607 to 584. [2018-04-10 16:01:25,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 584 states. [2018-04-10 16:01:25,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 584 states to 584 states and 636 transitions. [2018-04-10 16:01:25,623 INFO L78 Accepts]: Start accepts. Automaton has 584 states and 636 transitions. Word has length 177 [2018-04-10 16:01:25,623 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 16:01:25,623 INFO L459 AbstractCegarLoop]: Abstraction has 584 states and 636 transitions. [2018-04-10 16:01:25,623 INFO L460 AbstractCegarLoop]: Interpolant automaton has 26 states. [2018-04-10 16:01:25,623 INFO L276 IsEmpty]: Start isEmpty. Operand 584 states and 636 transitions. [2018-04-10 16:01:25,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2018-04-10 16:01:25,624 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 16:01:25,624 INFO L355 BasicCegarLoop]: trace histogram [20, 19, 19, 19, 19, 19, 19, 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, 1, 1, 1, 1] [2018-04-10 16:01:25,624 INFO L408 AbstractCegarLoop]: === Iteration 35 === [__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr0RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr1RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr4AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr2AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr5AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr3AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr22RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr4RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr12RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr27RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr35RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr17RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr9RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr2RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr25RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr15RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr7RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr19RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr39RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr16RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr29RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr32RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr6RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr8RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr31RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr3RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr26RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr36RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr23RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr0RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr18RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr21RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr13RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr33RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr38RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr24RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr10RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr28RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr34RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr5RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr20RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr30RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr11RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr37RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr1RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr14RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr25AssertViolationMEMORY_FREE, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr28EnsuresViolationMEMORY_LEAK, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr24AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr14RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr12RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr8RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr3RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr0RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr2RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr7RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr5RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr11RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr14RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr1RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr9RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr13RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr4RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr15RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr6RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr10RequiresViolation]=== [2018-04-10 16:01:25,624 INFO L82 PathProgramCache]: Analyzing trace with hash -1014433441, now seen corresponding path program 1 times [2018-04-10 16:01:25,624 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-10 16:01:25,624 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-10 16:01:25,625 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 16:01:25,625 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-04-10 16:01:25,625 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 16:01:25,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 16:01:25,640 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 16:01:25,910 INFO L134 CoverageAnalysis]: Checked inductivity of 1235 backedges. 0 proven. 1235 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 16:01:25,911 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-10 16:01:25,911 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-10 16:01:25,911 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-10 16:01:25,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 16:01:25,940 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-10 16:01:25,982 INFO L134 CoverageAnalysis]: Checked inductivity of 1235 backedges. 0 proven. 1235 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 16:01:25,982 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-10 16:01:25,983 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [22, 22] total 23 [2018-04-10 16:01:25,983 INFO L442 AbstractCegarLoop]: Interpolant automaton has 23 states [2018-04-10 16:01:25,983 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2018-04-10 16:01:25,984 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=253, Invalid=253, Unknown=0, NotChecked=0, Total=506 [2018-04-10 16:01:25,984 INFO L87 Difference]: Start difference. First operand 584 states and 636 transitions. Second operand 23 states. [2018-04-10 16:01:26,055 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 16:01:26,056 INFO L93 Difference]: Finished difference Result 598 states and 650 transitions. [2018-04-10 16:01:26,056 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2018-04-10 16:01:26,056 INFO L78 Accepts]: Start accepts. Automaton has 23 states. Word has length 184 [2018-04-10 16:01:26,056 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 16:01:26,058 INFO L225 Difference]: With dead ends: 598 [2018-04-10 16:01:26,058 INFO L226 Difference]: Without dead ends: 598 [2018-04-10 16:01:26,058 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 205 GetRequests, 184 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 36 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=253, Invalid=253, Unknown=0, NotChecked=0, Total=506 [2018-04-10 16:01:26,059 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 598 states. [2018-04-10 16:01:26,064 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 598 to 598. [2018-04-10 16:01:26,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 598 states. [2018-04-10 16:01:26,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 598 states to 598 states and 650 transitions. [2018-04-10 16:01:26,066 INFO L78 Accepts]: Start accepts. Automaton has 598 states and 650 transitions. Word has length 184 [2018-04-10 16:01:26,066 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 16:01:26,066 INFO L459 AbstractCegarLoop]: Abstraction has 598 states and 650 transitions. [2018-04-10 16:01:26,066 INFO L460 AbstractCegarLoop]: Interpolant automaton has 23 states. [2018-04-10 16:01:26,067 INFO L276 IsEmpty]: Start isEmpty. Operand 598 states and 650 transitions. [2018-04-10 16:01:26,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2018-04-10 16:01:26,067 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 16:01:26,068 INFO L355 BasicCegarLoop]: trace histogram [21, 20, 20, 20, 20, 20, 20, 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, 1, 1, 1, 1] [2018-04-10 16:01:26,068 INFO L408 AbstractCegarLoop]: === Iteration 36 === [__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr0RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr1RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr4AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr2AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr5AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr3AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr22RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr4RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr12RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr27RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr35RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr17RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr9RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr2RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr25RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr15RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr7RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr19RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr39RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr16RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr29RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr32RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr6RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr8RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr31RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr3RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr26RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr36RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr23RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr0RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr18RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr21RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr13RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr33RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr38RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr24RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr10RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr28RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr34RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr5RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr20RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr30RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr11RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr37RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr1RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr14RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr25AssertViolationMEMORY_FREE, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr28EnsuresViolationMEMORY_LEAK, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr24AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr14RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr12RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr8RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr3RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr0RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr2RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr7RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr5RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr11RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr14RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr1RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr9RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr13RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr4RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr15RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr6RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr10RequiresViolation]=== [2018-04-10 16:01:26,068 INFO L82 PathProgramCache]: Analyzing trace with hash -411417897, now seen corresponding path program 2 times [2018-04-10 16:01:26,068 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-10 16:01:26,068 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-10 16:01:26,069 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 16:01:26,069 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-10 16:01:26,069 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 16:01:26,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 16:01:26,092 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 16:01:26,099 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-10 16:01:26,099 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-10 16:01:26,099 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-10 16:01:26,100 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST1 [2018-04-10 16:01:26,115 INFO L242 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2018-04-10 16:01:26,115 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-04-10 16:01:26,119 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-10 16:01:26,144 WARN L1033 $PredicateComparison]: unable to prove that (exists ((|__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc5.base| Int)) (and (= |c_#length| (store |c_old(#length)| |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc5.base| 16)) (<= (select |c_old(#valid)| |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc5.base|) 0))) is different from true [2018-04-10 16:01:26,147 WARN L1033 $PredicateComparison]: unable to prove that (exists ((|__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc6.base| Int) (|__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc5.base| Int)) (and (= |c_#length| (store (store |c_old(#length)| |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc5.base| 16) |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc6.base| 80)) (<= (select |c_old(#valid)| |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc5.base|) 0))) is different from true [2018-04-10 16:01:26,237 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:01:26,238 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 23 [2018-04-10 16:01:26,244 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:01:26,255 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 1 new quantified variables, introduced 4 case distinctions, treesize of input 19 treesize of output 33 [2018-04-10 16:01:26,256 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 4 xjuncts. [2018-04-10 16:01:26,279 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-10 16:01:26,300 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:01:26,301 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:01:26,302 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 15 [2018-04-10 16:01:26,302 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-10 16:01:26,318 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-1 vars, End of recursive call: 3 dim-0 vars, and 2 xjuncts. [2018-04-10 16:01:26,318 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 4 variables, input treesize:33, output treesize:52 [2018-04-10 16:01:26,486 INFO L134 CoverageAnalysis]: Checked inductivity of 1370 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1370 trivial. 0 not checked. [2018-04-10 16:01:26,486 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-10 16:01:26,486 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2018-04-10 16:01:26,487 INFO L442 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-04-10 16:01:26,487 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-04-10 16:01:26,487 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=43, Unknown=2, NotChecked=26, Total=90 [2018-04-10 16:01:26,487 INFO L87 Difference]: Start difference. First operand 598 states and 650 transitions. Second operand 10 states. [2018-04-10 16:01:26,796 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 16:01:26,796 INFO L93 Difference]: Finished difference Result 610 states and 664 transitions. [2018-04-10 16:01:26,796 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2018-04-10 16:01:26,796 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 191 [2018-04-10 16:01:26,796 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 16:01:26,798 INFO L225 Difference]: With dead ends: 610 [2018-04-10 16:01:26,798 INFO L226 Difference]: Without dead ends: 610 [2018-04-10 16:01:26,798 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 196 GetRequests, 182 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 2 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=55, Invalid=133, Unknown=2, NotChecked=50, Total=240 [2018-04-10 16:01:26,798 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 610 states. [2018-04-10 16:01:26,802 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 610 to 588. [2018-04-10 16:01:26,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 588 states. [2018-04-10 16:01:26,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 588 states to 588 states and 638 transitions. [2018-04-10 16:01:26,803 INFO L78 Accepts]: Start accepts. Automaton has 588 states and 638 transitions. Word has length 191 [2018-04-10 16:01:26,804 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 16:01:26,804 INFO L459 AbstractCegarLoop]: Abstraction has 588 states and 638 transitions. [2018-04-10 16:01:26,804 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-04-10 16:01:26,804 INFO L276 IsEmpty]: Start isEmpty. Operand 588 states and 638 transitions. [2018-04-10 16:01:26,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2018-04-10 16:01:26,804 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 16:01:26,805 INFO L355 BasicCegarLoop]: trace histogram [21, 20, 20, 20, 20, 20, 20, 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, 1, 1, 1, 1] [2018-04-10 16:01:26,805 INFO L408 AbstractCegarLoop]: === Iteration 37 === [__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr0RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr1RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr4AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr2AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr5AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr3AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr22RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr4RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr12RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr27RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr35RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr17RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr9RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr2RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr25RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr15RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr7RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr19RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr39RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr16RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr29RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr32RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr6RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr8RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr31RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr3RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr26RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr36RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr23RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr0RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr18RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr21RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr13RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr33RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr38RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr24RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr10RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr28RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr34RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr5RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr20RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr30RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr11RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr37RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr1RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr14RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr25AssertViolationMEMORY_FREE, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr28EnsuresViolationMEMORY_LEAK, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr24AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr14RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr12RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr8RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr3RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr0RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr2RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr7RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr5RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr11RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr14RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr1RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr9RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr13RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr4RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr15RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr6RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr10RequiresViolation]=== [2018-04-10 16:01:26,805 INFO L82 PathProgramCache]: Analyzing trace with hash -1696547156, now seen corresponding path program 1 times [2018-04-10 16:01:26,805 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-10 16:01:26,805 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-10 16:01:26,805 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 16:01:26,805 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-04-10 16:01:26,805 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 16:01:26,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 16:01:26,817 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 16:01:26,911 INFO L134 CoverageAnalysis]: Checked inductivity of 1370 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1370 trivial. 0 not checked. [2018-04-10 16:01:26,911 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-10 16:01:26,912 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-04-10 16:01:26,912 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-04-10 16:01:26,912 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-04-10 16:01:26,912 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2018-04-10 16:01:26,912 INFO L87 Difference]: Start difference. First operand 588 states and 638 transitions. Second operand 7 states. [2018-04-10 16:01:27,105 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 16:01:27,105 INFO L93 Difference]: Finished difference Result 614 states and 671 transitions. [2018-04-10 16:01:27,105 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-04-10 16:01:27,105 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 191 [2018-04-10 16:01:27,105 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 16:01:27,106 INFO L225 Difference]: With dead ends: 614 [2018-04-10 16:01:27,106 INFO L226 Difference]: Without dead ends: 614 [2018-04-10 16:01:27,107 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=26, Invalid=64, Unknown=0, NotChecked=0, Total=90 [2018-04-10 16:01:27,107 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 614 states. [2018-04-10 16:01:27,110 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 614 to 587. [2018-04-10 16:01:27,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 587 states. [2018-04-10 16:01:27,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 587 states to 587 states and 636 transitions. [2018-04-10 16:01:27,111 INFO L78 Accepts]: Start accepts. Automaton has 587 states and 636 transitions. Word has length 191 [2018-04-10 16:01:27,112 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 16:01:27,112 INFO L459 AbstractCegarLoop]: Abstraction has 587 states and 636 transitions. [2018-04-10 16:01:27,112 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-04-10 16:01:27,112 INFO L276 IsEmpty]: Start isEmpty. Operand 587 states and 636 transitions. [2018-04-10 16:01:27,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2018-04-10 16:01:27,112 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 16:01:27,112 INFO L355 BasicCegarLoop]: trace histogram [21, 20, 20, 20, 20, 20, 20, 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, 1, 1, 1, 1] [2018-04-10 16:01:27,113 INFO L408 AbstractCegarLoop]: === Iteration 38 === [__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr0RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr1RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr4AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr2AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr5AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr3AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr22RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr4RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr12RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr27RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr35RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr17RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr9RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr2RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr25RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr15RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr7RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr19RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr39RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr16RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr29RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr32RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr6RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr8RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr31RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr3RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr26RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr36RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr23RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr0RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr18RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr21RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr13RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr33RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr38RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr24RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr10RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr28RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr34RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr5RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr20RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr30RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr11RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr37RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr1RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr14RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr25AssertViolationMEMORY_FREE, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr28EnsuresViolationMEMORY_LEAK, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr24AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr14RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr12RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr8RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr3RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr0RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr2RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr7RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr5RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr11RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr14RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr1RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr9RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr13RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr4RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr15RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr6RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr10RequiresViolation]=== [2018-04-10 16:01:27,113 INFO L82 PathProgramCache]: Analyzing trace with hash -1696547155, now seen corresponding path program 1 times [2018-04-10 16:01:27,113 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-10 16:01:27,113 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-10 16:01:27,113 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 16:01:27,113 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-10 16:01:27,113 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 16:01:27,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 16:01:27,126 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 16:01:27,303 INFO L134 CoverageAnalysis]: Checked inductivity of 1370 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1370 trivial. 0 not checked. [2018-04-10 16:01:27,303 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-10 16:01:27,303 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-04-10 16:01:27,304 INFO L442 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-04-10 16:01:27,304 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-04-10 16:01:27,304 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2018-04-10 16:01:27,304 INFO L87 Difference]: Start difference. First operand 587 states and 636 transitions. Second operand 9 states. [2018-04-10 16:01:27,516 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 16:01:27,516 INFO L93 Difference]: Finished difference Result 634 states and 694 transitions. [2018-04-10 16:01:27,516 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2018-04-10 16:01:27,516 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 191 [2018-04-10 16:01:27,517 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 16:01:27,518 INFO L225 Difference]: With dead ends: 634 [2018-04-10 16:01:27,518 INFO L226 Difference]: Without dead ends: 634 [2018-04-10 16:01:27,518 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 28 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=66, Invalid=174, Unknown=0, NotChecked=0, Total=240 [2018-04-10 16:01:27,518 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 634 states. [2018-04-10 16:01:27,522 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 634 to 586. [2018-04-10 16:01:27,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 586 states. [2018-04-10 16:01:27,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 586 states to 586 states and 634 transitions. [2018-04-10 16:01:27,523 INFO L78 Accepts]: Start accepts. Automaton has 586 states and 634 transitions. Word has length 191 [2018-04-10 16:01:27,524 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 16:01:27,524 INFO L459 AbstractCegarLoop]: Abstraction has 586 states and 634 transitions. [2018-04-10 16:01:27,524 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-04-10 16:01:27,524 INFO L276 IsEmpty]: Start isEmpty. Operand 586 states and 634 transitions. [2018-04-10 16:01:27,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2018-04-10 16:01:27,524 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 16:01:27,524 INFO L355 BasicCegarLoop]: trace histogram [21, 20, 20, 20, 20, 20, 20, 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, 1, 1, 1, 1, 1, 1, 1] [2018-04-10 16:01:27,524 INFO L408 AbstractCegarLoop]: === Iteration 39 === [__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr0RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr1RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr4AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr2AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr5AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr3AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr22RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr4RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr12RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr27RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr35RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr17RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr9RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr2RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr25RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr15RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr7RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr19RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr39RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr16RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr29RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr32RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr6RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr8RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr31RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr3RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr26RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr36RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr23RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr0RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr18RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr21RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr13RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr33RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr38RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr24RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr10RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr28RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr34RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr5RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr20RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr30RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr11RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr37RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr1RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr14RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr25AssertViolationMEMORY_FREE, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr28EnsuresViolationMEMORY_LEAK, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr24AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr14RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr12RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr8RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr3RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr0RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr2RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr7RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr5RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr11RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr14RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr1RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr9RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr13RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr4RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr15RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr6RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr10RequiresViolation]=== [2018-04-10 16:01:27,525 INFO L82 PathProgramCache]: Analyzing trace with hash -1858491660, now seen corresponding path program 1 times [2018-04-10 16:01:27,525 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-10 16:01:27,525 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-10 16:01:27,525 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 16:01:27,525 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-10 16:01:27,525 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 16:01:27,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 16:01:27,544 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 16:01:27,548 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-10 16:01:27,548 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-10 16:01:27,548 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-10 16:01:27,549 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-10 16:01:27,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 16:01:27,592 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-10 16:01:27,598 WARN L1033 $PredicateComparison]: unable to prove that (exists ((|__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc5.base| Int)) (and (<= (select |c_old(#valid)| |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc5.base|) 0) (= (store |c_old(#valid)| |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc5.base| 1) |c_#valid|))) is different from true [2018-04-10 16:01:27,600 WARN L1033 $PredicateComparison]: unable to prove that (exists ((|__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc6.base| Int) (|__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc5.base| Int)) (and (<= (select |c_old(#valid)| |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc5.base|) 0) (= |c_#valid| (store (store |c_old(#valid)| |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc5.base| 1) |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc6.base| 1)))) is different from true [2018-04-10 16:01:27,642 WARN L1033 $PredicateComparison]: unable to prove that (exists ((|__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc6.base| Int) (|__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc20.base| Int) (|__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc5.base| Int)) (and (= |c_#valid| (store (store (store |c_old(#valid)| |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc5.base| 1) |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc6.base| 1) |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc20.base| 1)) (<= (select |c_old(#valid)| |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc5.base|) 0))) is different from true [2018-04-10 16:01:27,650 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:01:27,651 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:01:27,651 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 33 [2018-04-10 16:01:27,654 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 26 [2018-04-10 16:01:27,659 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 25 [2018-04-10 16:01:27,659 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-10 16:01:27,664 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:01:27,669 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:01:27,674 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-1 vars, End of recursive call: 3 dim-0 vars, and 1 xjuncts. [2018-04-10 16:01:27,674 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 4 variables, input treesize:23, output treesize:25 [2018-04-10 16:01:27,782 INFO L134 CoverageAnalysis]: Checked inductivity of 1370 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1370 trivial. 0 not checked. [2018-04-10 16:01:27,782 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-10 16:01:27,782 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-04-10 16:01:27,782 INFO L442 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-04-10 16:01:27,783 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-04-10 16:01:27,783 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=15, Unknown=3, NotChecked=24, Total=56 [2018-04-10 16:01:27,783 INFO L87 Difference]: Start difference. First operand 586 states and 634 transitions. Second operand 8 states. [2018-04-10 16:01:27,882 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 16:01:27,882 INFO L93 Difference]: Finished difference Result 624 states and 674 transitions. [2018-04-10 16:01:27,882 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-04-10 16:01:27,882 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 194 [2018-04-10 16:01:27,883 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 16:01:27,884 INFO L225 Difference]: With dead ends: 624 [2018-04-10 16:01:27,884 INFO L226 Difference]: Without dead ends: 624 [2018-04-10 16:01:27,884 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 193 GetRequests, 187 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 3 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=14, Invalid=15, Unknown=3, NotChecked=24, Total=56 [2018-04-10 16:01:27,885 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 624 states. [2018-04-10 16:01:27,889 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 624 to 603. [2018-04-10 16:01:27,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 603 states. [2018-04-10 16:01:27,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 603 states to 603 states and 653 transitions. [2018-04-10 16:01:27,891 INFO L78 Accepts]: Start accepts. Automaton has 603 states and 653 transitions. Word has length 194 [2018-04-10 16:01:27,891 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 16:01:27,892 INFO L459 AbstractCegarLoop]: Abstraction has 603 states and 653 transitions. [2018-04-10 16:01:27,892 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-04-10 16:01:27,892 INFO L276 IsEmpty]: Start isEmpty. Operand 603 states and 653 transitions. [2018-04-10 16:01:27,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2018-04-10 16:01:27,893 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 16:01:27,893 INFO L355 BasicCegarLoop]: trace histogram [21, 20, 20, 20, 20, 20, 20, 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, 1, 1, 1, 1, 1, 1, 1] [2018-04-10 16:01:27,893 INFO L408 AbstractCegarLoop]: === Iteration 40 === [__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr0RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr1RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr4AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr2AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr5AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr3AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr22RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr4RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr12RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr27RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr35RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr17RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr9RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr2RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr25RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr15RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr7RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr19RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr39RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr16RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr29RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr32RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr6RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr8RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr31RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr3RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr26RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr36RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr23RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr0RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr18RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr21RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr13RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr33RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr38RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr24RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr10RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr28RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr34RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr5RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr20RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr30RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr11RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr37RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr1RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr14RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr25AssertViolationMEMORY_FREE, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr28EnsuresViolationMEMORY_LEAK, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr24AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr14RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr12RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr8RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr3RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr0RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr2RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr7RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr5RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr11RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr14RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr1RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr9RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr13RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr4RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr15RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr6RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr10RequiresViolation]=== [2018-04-10 16:01:27,893 INFO L82 PathProgramCache]: Analyzing trace with hash -1858491659, now seen corresponding path program 1 times [2018-04-10 16:01:27,893 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-10 16:01:27,893 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-10 16:01:27,894 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 16:01:27,894 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-10 16:01:27,894 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 16:01:27,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 16:01:27,922 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 16:01:27,928 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-10 16:01:27,928 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-10 16:01:27,928 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-10 16:01:27,929 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-10 16:01:27,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 16:01:27,972 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-10 16:01:28,016 WARN L1033 $PredicateComparison]: unable to prove that (exists ((|__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc6.base| Int) (|__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc5.base| Int)) (and (= |c_#length| (store (store |c_old(#length)| |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc5.base| 16) |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc6.base| 80)) (<= (select |c_old(#valid)| |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc5.base|) 0) (<= (select (store |c_old(#valid)| |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc5.base| 1) |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc6.base|) 0))) is different from true [2018-04-10 16:01:28,123 WARN L1033 $PredicateComparison]: unable to prove that (exists ((|__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc6.base| Int) (|__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc20.base| Int) (|__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc5.base| Int)) (and (= |c_#length| (store (store (store |c_old(#length)| |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc5.base| 16) |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc6.base| 80) |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc20.base| 16)) (<= (select |c_old(#valid)| |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc5.base|) 0) (<= (select (store |c_old(#valid)| |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc5.base| 1) |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc6.base|) 0))) is different from true [2018-04-10 16:01:28,147 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:01:28,148 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:01:28,149 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:01:28,150 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:01:28,151 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 30 [2018-04-10 16:01:28,151 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-10 16:01:28,162 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 26 [2018-04-10 16:01:28,165 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:01:28,167 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 42 [2018-04-10 16:01:28,188 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 4 case distinctions, treesize of input 30 treesize of output 46 [2018-04-10 16:01:28,189 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 4 xjuncts. [2018-04-10 16:01:28,223 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-10 16:01:28,237 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-10 16:01:28,255 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 2 dim-1 vars, End of recursive call: 5 dim-0 vars, and 2 xjuncts. [2018-04-10 16:01:28,255 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 5 variables, input treesize:41, output treesize:72 [2018-04-10 16:01:29,306 WARN L151 SmtUtils]: Spent 1039ms on a formula simplification. DAG size of input: 46 DAG size of output 42 [2018-04-10 16:01:29,436 INFO L134 CoverageAnalysis]: Checked inductivity of 1370 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1370 trivial. 0 not checked. [2018-04-10 16:01:29,436 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-10 16:01:29,436 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2018-04-10 16:01:29,436 INFO L442 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-04-10 16:01:29,437 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-04-10 16:01:29,437 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=42, Unknown=3, NotChecked=26, Total=90 [2018-04-10 16:01:29,437 INFO L87 Difference]: Start difference. First operand 603 states and 653 transitions. Second operand 10 states. [2018-04-10 16:01:30,596 WARN L148 SmtUtils]: Spent 1091ms on a formula simplification that was a NOOP. DAG size: 45 [2018-04-10 16:01:30,741 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 16:01:30,741 INFO L93 Difference]: Finished difference Result 625 states and 675 transitions. [2018-04-10 16:01:30,741 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2018-04-10 16:01:30,741 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 194 [2018-04-10 16:01:30,741 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 16:01:30,742 INFO L225 Difference]: With dead ends: 625 [2018-04-10 16:01:30,742 INFO L226 Difference]: Without dead ends: 625 [2018-04-10 16:01:30,742 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 197 GetRequests, 185 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 2 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 2.2s TimeCoverageRelationStatistics Valid=44, Invalid=93, Unknown=3, NotChecked=42, Total=182 [2018-04-10 16:01:30,743 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 625 states. [2018-04-10 16:01:30,745 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 625 to 603. [2018-04-10 16:01:30,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 603 states. [2018-04-10 16:01:30,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 603 states to 603 states and 652 transitions. [2018-04-10 16:01:30,746 INFO L78 Accepts]: Start accepts. Automaton has 603 states and 652 transitions. Word has length 194 [2018-04-10 16:01:30,746 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 16:01:30,746 INFO L459 AbstractCegarLoop]: Abstraction has 603 states and 652 transitions. [2018-04-10 16:01:30,746 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-04-10 16:01:30,746 INFO L276 IsEmpty]: Start isEmpty. Operand 603 states and 652 transitions. [2018-04-10 16:01:30,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 196 [2018-04-10 16:01:30,747 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 16:01:30,747 INFO L355 BasicCegarLoop]: trace histogram [21, 20, 20, 20, 20, 20, 20, 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, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-10 16:01:30,747 INFO L408 AbstractCegarLoop]: === Iteration 41 === [__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr0RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr1RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr4AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr2AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr5AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr3AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr22RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr4RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr12RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr27RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr35RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr17RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr9RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr2RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr25RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr15RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr7RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr19RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr39RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr16RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr29RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr32RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr6RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr8RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr31RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr3RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr26RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr36RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr23RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr0RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr18RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr21RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr13RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr33RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr38RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr24RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr10RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr28RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr34RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr5RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr20RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr30RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr11RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr37RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr1RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr14RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr25AssertViolationMEMORY_FREE, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr28EnsuresViolationMEMORY_LEAK, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr24AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr14RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr12RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr8RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr3RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr0RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr2RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr7RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr5RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr11RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr14RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr1RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr9RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr13RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr4RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr15RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr6RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr10RequiresViolation]=== [2018-04-10 16:01:30,747 INFO L82 PathProgramCache]: Analyzing trace with hash -1440865934, now seen corresponding path program 1 times [2018-04-10 16:01:30,747 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-10 16:01:30,747 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-10 16:01:30,747 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 16:01:30,748 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-10 16:01:30,748 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 16:01:30,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 16:01:30,759 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 16:01:30,805 INFO L134 CoverageAnalysis]: Checked inductivity of 1370 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1370 trivial. 0 not checked. [2018-04-10 16:01:30,805 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-10 16:01:30,805 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-04-10 16:01:30,806 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-04-10 16:01:30,806 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-04-10 16:01:30,806 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-04-10 16:01:30,806 INFO L87 Difference]: Start difference. First operand 603 states and 652 transitions. Second operand 5 states. [2018-04-10 16:01:30,932 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 16:01:30,933 INFO L93 Difference]: Finished difference Result 631 states and 687 transitions. [2018-04-10 16:01:30,933 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-04-10 16:01:30,933 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 195 [2018-04-10 16:01:30,933 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 16:01:30,935 INFO L225 Difference]: With dead ends: 631 [2018-04-10 16:01:30,935 INFO L226 Difference]: Without dead ends: 631 [2018-04-10 16:01:30,935 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2018-04-10 16:01:30,936 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 631 states. [2018-04-10 16:01:30,940 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 631 to 602. [2018-04-10 16:01:30,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 602 states. [2018-04-10 16:01:30,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 602 states to 602 states and 650 transitions. [2018-04-10 16:01:30,942 INFO L78 Accepts]: Start accepts. Automaton has 602 states and 650 transitions. Word has length 195 [2018-04-10 16:01:30,942 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 16:01:30,942 INFO L459 AbstractCegarLoop]: Abstraction has 602 states and 650 transitions. [2018-04-10 16:01:30,943 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-04-10 16:01:30,943 INFO L276 IsEmpty]: Start isEmpty. Operand 602 states and 650 transitions. [2018-04-10 16:01:30,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 196 [2018-04-10 16:01:30,944 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 16:01:30,944 INFO L355 BasicCegarLoop]: trace histogram [21, 20, 20, 20, 20, 20, 20, 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, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-10 16:01:30,944 INFO L408 AbstractCegarLoop]: === Iteration 42 === [__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr0RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr1RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr4AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr2AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr5AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr3AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr22RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr4RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr12RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr27RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr35RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr17RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr9RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr2RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr25RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr15RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr7RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr19RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr39RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr16RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr29RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr32RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr6RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr8RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr31RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr3RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr26RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr36RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr23RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr0RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr18RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr21RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr13RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr33RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr38RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr24RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr10RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr28RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr34RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr5RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr20RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr30RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr11RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr37RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr1RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr14RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr25AssertViolationMEMORY_FREE, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr28EnsuresViolationMEMORY_LEAK, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr24AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr14RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr12RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr8RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr3RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr0RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr2RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr7RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr5RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr11RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr14RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr1RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr9RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr13RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr4RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr15RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr6RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr10RequiresViolation]=== [2018-04-10 16:01:30,944 INFO L82 PathProgramCache]: Analyzing trace with hash -1440865933, now seen corresponding path program 1 times [2018-04-10 16:01:30,944 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-10 16:01:30,944 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-10 16:01:30,945 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 16:01:30,945 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-10 16:01:30,945 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 16:01:30,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 16:01:30,974 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 16:01:31,162 INFO L134 CoverageAnalysis]: Checked inductivity of 1370 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1370 trivial. 0 not checked. [2018-04-10 16:01:31,162 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-10 16:01:31,162 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2018-04-10 16:01:31,162 INFO L442 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-04-10 16:01:31,163 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-04-10 16:01:31,163 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2018-04-10 16:01:31,163 INFO L87 Difference]: Start difference. First operand 602 states and 650 transitions. Second operand 10 states. [2018-04-10 16:01:31,381 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 16:01:31,381 INFO L93 Difference]: Finished difference Result 651 states and 710 transitions. [2018-04-10 16:01:31,382 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2018-04-10 16:01:31,382 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 195 [2018-04-10 16:01:31,382 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 16:01:31,383 INFO L225 Difference]: With dead ends: 651 [2018-04-10 16:01:31,383 INFO L226 Difference]: Without dead ends: 651 [2018-04-10 16:01:31,383 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 39 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=62, Invalid=210, Unknown=0, NotChecked=0, Total=272 [2018-04-10 16:01:31,384 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 651 states. [2018-04-10 16:01:31,386 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 651 to 601. [2018-04-10 16:01:31,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 601 states. [2018-04-10 16:01:31,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 601 states to 601 states and 648 transitions. [2018-04-10 16:01:31,387 INFO L78 Accepts]: Start accepts. Automaton has 601 states and 648 transitions. Word has length 195 [2018-04-10 16:01:31,387 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 16:01:31,387 INFO L459 AbstractCegarLoop]: Abstraction has 601 states and 648 transitions. [2018-04-10 16:01:31,387 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-04-10 16:01:31,387 INFO L276 IsEmpty]: Start isEmpty. Operand 601 states and 648 transitions. [2018-04-10 16:01:31,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2018-04-10 16:01:31,388 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 16:01:31,388 INFO L355 BasicCegarLoop]: trace histogram [21, 20, 20, 20, 20, 20, 20, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-10 16:01:31,388 INFO L408 AbstractCegarLoop]: === Iteration 43 === [__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr0RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr1RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr4AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr2AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr5AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr3AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr22RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr4RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr12RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr27RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr35RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr17RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr9RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr2RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr25RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr15RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr7RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr19RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr39RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr16RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr29RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr32RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr6RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr8RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr31RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr3RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr26RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr36RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr23RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr0RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr18RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr21RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr13RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr33RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr38RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr24RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr10RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr28RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr34RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr5RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr20RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr30RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr11RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr37RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr1RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr14RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr25AssertViolationMEMORY_FREE, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr28EnsuresViolationMEMORY_LEAK, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr24AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr14RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr12RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr8RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr3RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr0RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr2RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr7RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr5RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr11RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr14RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr1RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr9RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr13RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr4RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr15RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr6RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr10RequiresViolation]=== [2018-04-10 16:01:31,389 INFO L82 PathProgramCache]: Analyzing trace with hash -1717170804, now seen corresponding path program 1 times [2018-04-10 16:01:31,389 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-10 16:01:31,389 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-10 16:01:31,389 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 16:01:31,389 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-10 16:01:31,389 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 16:01:31,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 16:01:31,412 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 16:01:31,423 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-10 16:01:31,423 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-10 16:01:31,424 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-10 16:01:31,424 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-10 16:01:31,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 16:01:31,604 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-10 16:01:31,619 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 [2018-04-10 16:01:31,619 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-10 16:01:31,625 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 [2018-04-10 16:01:31,625 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 16:01:31,629 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:01:31,630 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:16, output treesize:14 [2018-04-10 16:01:31,925 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-10 16:01:31,928 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-10 16:01:31,928 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 16:01:31,931 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:01:31,956 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-10 16:01:31,957 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:70, output treesize:75 [2018-04-10 16:01:32,003 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-10 16:01:32,005 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-10 16:01:32,006 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 16:01:32,008 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:01:32,040 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 64 treesize of output 70 [2018-04-10 16:01:32,043 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 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 65 treesize of output 64 [2018-04-10 16:01:32,044 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-10 16:01:32,097 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:01:32,105 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 1 new quantified variables, introduced 2 case distinctions, treesize of input 56 treesize of output 70 [2018-04-10 16:01:32,106 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-10 16:01:32,141 INFO L267 ElimStorePlain]: Start of recursive call 4: 2 dim-1 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-10 16:01:32,188 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 2 dim-2 vars, End of recursive call: 5 dim-0 vars, and 2 xjuncts. [2018-04-10 16:01:32,189 INFO L202 ElimStorePlain]: Needed 6 recursive calls to eliminate 6 variables, input treesize:101, output treesize:225 [2018-04-10 16:01:32,317 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:01:32,318 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:01:32,319 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:01:32,319 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:01:32,321 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 125 [2018-04-10 16:01:32,338 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:01:32,339 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:01:32,340 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:01:32,340 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:01:32,341 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 73 [2018-04-10 16:01:32,341 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 16:01:32,349 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:01:32,369 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:01:32,370 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 54 [2018-04-10 16:01:32,372 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:01:32,373 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:01:32,373 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 9 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 108 [2018-04-10 16:01:32,397 WARN L307 Elim1Store]: Array PQE input equivalent to false [2018-04-10 16:01:32,397 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-10 16:01:32,399 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:01:32,400 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:01:32,400 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:01:32,401 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 9 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 48 [2018-04-10 16:01:32,401 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-10 16:01:32,405 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:01:32,407 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:01:32,423 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-10 16:01:32,423 INFO L202 ElimStorePlain]: Needed 7 recursive calls to eliminate 9 variables, input treesize:245, output treesize:86 [2018-04-10 16:01:32,451 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 75 treesize of output 63 [2018-04-10 16:01:32,453 INFO L682 Elim1Store]: detected equality via solver [2018-04-10 16:01:32,453 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 63 treesize of output 54 [2018-04-10 16:01:32,454 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-10 16:01:32,461 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-10 16:01:32,473 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: 3 dim-0 vars, and 1 xjuncts. [2018-04-10 16:01:32,473 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:97, output treesize:73 [2018-04-10 16:01:32,501 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:01:32,502 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:01:32,502 INFO L682 Elim1Store]: detected equality via solver [2018-04-10 16:01:32,503 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:01:32,503 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 62 treesize of output 62 [2018-04-10 16:01:32,505 INFO L682 Elim1Store]: detected equality via solver [2018-04-10 16:01:32,510 INFO L477 Elim1Store]: Elim1 applied some preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 39 treesize of output 33 [2018-04-10 16:01:32,511 INFO L267 ElimStorePlain]: Start of recursive call 3: 3 dim-0 vars, End of recursive call: 3 dim-0 vars, and 2 xjuncts. [2018-04-10 16:01:32,528 INFO L682 Elim1Store]: detected equality via solver [2018-04-10 16:01:32,533 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 40 treesize of output 38 [2018-04-10 16:01:32,534 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 2 xjuncts. [2018-04-10 16:01:32,535 INFO L682 Elim1Store]: detected equality via solver [2018-04-10 16:01:32,535 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 26 [2018-04-10 16:01:32,536 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-10 16:01:32,553 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-10 16:01:32,571 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 1 dim-2 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-10 16:01:32,571 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 5 variables, input treesize:80, output treesize:31 [2018-04-10 16:01:32,908 INFO L134 CoverageAnalysis]: Checked inductivity of 1370 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1370 trivial. 0 not checked. [2018-04-10 16:01:32,908 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-10 16:01:32,908 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2018-04-10 16:01:32,908 INFO L442 AbstractCegarLoop]: Interpolant automaton has 20 states [2018-04-10 16:01:32,908 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2018-04-10 16:01:32,909 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=42, Invalid=338, Unknown=0, NotChecked=0, Total=380 [2018-04-10 16:01:32,909 INFO L87 Difference]: Start difference. First operand 601 states and 648 transitions. Second operand 20 states. [2018-04-10 16:01:34,144 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 16:01:34,144 INFO L93 Difference]: Finished difference Result 630 states and 677 transitions. [2018-04-10 16:01:34,144 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2018-04-10 16:01:34,144 INFO L78 Accepts]: Start accepts. Automaton has 20 states. Word has length 196 [2018-04-10 16:01:34,145 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 16:01:34,146 INFO L225 Difference]: With dead ends: 630 [2018-04-10 16:01:34,146 INFO L226 Difference]: Without dead ends: 630 [2018-04-10 16:01:34,146 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 203 GetRequests, 177 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 94 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=83, Invalid=673, Unknown=0, NotChecked=0, Total=756 [2018-04-10 16:01:34,146 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 630 states. [2018-04-10 16:01:34,149 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 630 to 601. [2018-04-10 16:01:34,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 601 states. [2018-04-10 16:01:34,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 601 states to 601 states and 647 transitions. [2018-04-10 16:01:34,149 INFO L78 Accepts]: Start accepts. Automaton has 601 states and 647 transitions. Word has length 196 [2018-04-10 16:01:34,149 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 16:01:34,150 INFO L459 AbstractCegarLoop]: Abstraction has 601 states and 647 transitions. [2018-04-10 16:01:34,150 INFO L460 AbstractCegarLoop]: Interpolant automaton has 20 states. [2018-04-10 16:01:34,150 INFO L276 IsEmpty]: Start isEmpty. Operand 601 states and 647 transitions. [2018-04-10 16:01:34,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2018-04-10 16:01:34,150 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 16:01:34,150 INFO L355 BasicCegarLoop]: trace histogram [21, 20, 20, 20, 20, 20, 20, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-10 16:01:34,150 INFO L408 AbstractCegarLoop]: === Iteration 44 === [__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr0RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr1RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr4AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr2AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr5AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr3AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr22RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr4RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr12RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr27RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr35RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr17RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr9RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr2RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr25RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr15RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr7RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr19RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr39RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr16RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr29RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr32RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr6RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr8RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr31RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr3RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr26RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr36RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr23RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr0RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr18RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr21RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr13RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr33RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr38RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr24RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr10RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr28RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr34RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr5RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr20RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr30RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr11RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr37RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr1RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr14RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr25AssertViolationMEMORY_FREE, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr28EnsuresViolationMEMORY_LEAK, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr24AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr14RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr12RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr8RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr3RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr0RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr2RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr7RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr5RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr11RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr14RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr1RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr9RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr13RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr4RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr15RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr6RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr10RequiresViolation]=== [2018-04-10 16:01:34,151 INFO L82 PathProgramCache]: Analyzing trace with hash -1717170803, now seen corresponding path program 1 times [2018-04-10 16:01:34,151 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-10 16:01:34,151 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-10 16:01:34,151 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 16:01:34,151 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-10 16:01:34,151 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 16:01:34,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 16:01:34,165 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 16:01:34,177 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-10 16:01:34,177 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-10 16:01:34,177 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-10 16:01:34,177 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-10 16:01:34,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 16:01:34,264 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-10 16:01:34,266 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 [2018-04-10 16:01:34,266 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-10 16:01:34,268 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:01:34,268 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2018-04-10 16:01:34,399 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-10 16:01:34,401 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-10 16:01:34,401 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 16:01:34,403 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:01:34,418 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-10 16:01:34,420 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-10 16:01:34,420 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-10 16:01:34,422 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:01:34,433 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:01:34,433 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:45, output treesize:34 [2018-04-10 16:01:34,480 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 33 [2018-04-10 16:01:34,499 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 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 22 treesize of output 21 [2018-04-10 16:01:34,499 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 16:01:34,528 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 19 treesize of output 27 [2018-04-10 16:01:34,529 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-10 16:01:34,546 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-10 16:01:34,586 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 19 treesize of output 31 [2018-04-10 16:01:34,598 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 22 [2018-04-10 16:01:34,598 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 2 xjuncts. [2018-04-10 16:01:34,618 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 16 treesize of output 15 [2018-04-10 16:01:34,618 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-10 16:01:34,627 INFO L267 ElimStorePlain]: Start of recursive call 5: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:01:34,650 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 2 dim-2 vars, End of recursive call: 3 dim-0 vars, and 2 xjuncts. [2018-04-10 16:01:34,651 INFO L202 ElimStorePlain]: Needed 7 recursive calls to eliminate 5 variables, input treesize:53, output treesize:113 [2018-04-10 16:01:34,696 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:01:34,697 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:01:34,697 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 63 treesize of output 64 [2018-04-10 16:01:34,698 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-10 16:01:34,721 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 2 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-10 16:01:34,721 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 5 variables, input treesize:129, output treesize:57 [2018-04-10 16:01:34,841 INFO L682 Elim1Store]: detected equality via solver [2018-04-10 16:01:34,844 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 63 treesize of output 63 [2018-04-10 16:01:34,847 INFO L682 Elim1Store]: detected equality via solver [2018-04-10 16:01:34,847 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 13 [2018-04-10 16:01:34,848 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 16:01:34,858 INFO L682 Elim1Store]: detected equality via solver [2018-04-10 16:01:34,859 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 26 [2018-04-10 16:01:34,859 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-10 16:01:34,869 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-10 16:01:34,885 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 27 [2018-04-10 16:01:34,886 INFO L682 Elim1Store]: detected equality via solver [2018-04-10 16:01:34,887 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 15 [2018-04-10 16:01:34,887 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-10 16:01:34,894 INFO L682 Elim1Store]: detected equality via solver [2018-04-10 16:01:34,895 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2018-04-10 16:01:34,895 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-10 16:01:34,899 INFO L267 ElimStorePlain]: Start of recursive call 5: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:01:34,908 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:01:34,909 INFO L202 ElimStorePlain]: Needed 7 recursive calls to eliminate 6 variables, input treesize:96, output treesize:9 [2018-04-10 16:01:34,981 INFO L134 CoverageAnalysis]: Checked inductivity of 1370 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1370 trivial. 0 not checked. [2018-04-10 16:01:34,981 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-10 16:01:34,981 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2018-04-10 16:01:34,982 INFO L442 AbstractCegarLoop]: Interpolant automaton has 20 states [2018-04-10 16:01:34,982 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2018-04-10 16:01:34,982 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=334, Unknown=0, NotChecked=0, Total=380 [2018-04-10 16:01:34,982 INFO L87 Difference]: Start difference. First operand 601 states and 647 transitions. Second operand 20 states. [2018-04-10 16:01:36,396 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 16:01:36,397 INFO L93 Difference]: Finished difference Result 700 states and 772 transitions. [2018-04-10 16:01:36,397 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2018-04-10 16:01:36,397 INFO L78 Accepts]: Start accepts. Automaton has 20 states. Word has length 196 [2018-04-10 16:01:36,397 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 16:01:36,398 INFO L225 Difference]: With dead ends: 700 [2018-04-10 16:01:36,398 INFO L226 Difference]: Without dead ends: 700 [2018-04-10 16:01:36,399 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 209 GetRequests, 176 SyntacticMatches, 1 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 193 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=149, Invalid=973, Unknown=0, NotChecked=0, Total=1122 [2018-04-10 16:01:36,399 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 700 states. [2018-04-10 16:01:36,402 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 700 to 603. [2018-04-10 16:01:36,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 603 states. [2018-04-10 16:01:36,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 603 states to 603 states and 654 transitions. [2018-04-10 16:01:36,403 INFO L78 Accepts]: Start accepts. Automaton has 603 states and 654 transitions. Word has length 196 [2018-04-10 16:01:36,403 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 16:01:36,403 INFO L459 AbstractCegarLoop]: Abstraction has 603 states and 654 transitions. [2018-04-10 16:01:36,403 INFO L460 AbstractCegarLoop]: Interpolant automaton has 20 states. [2018-04-10 16:01:36,403 INFO L276 IsEmpty]: Start isEmpty. Operand 603 states and 654 transitions. [2018-04-10 16:01:36,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2018-04-10 16:01:36,404 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 16:01:36,404 INFO L355 BasicCegarLoop]: trace histogram [21, 20, 20, 20, 20, 20, 20, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-10 16:01:36,405 INFO L408 AbstractCegarLoop]: === Iteration 45 === [__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr0RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr1RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr4AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr2AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr5AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr3AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr22RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr4RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr12RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr27RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr35RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr17RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr9RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr2RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr25RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr15RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr7RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr19RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr39RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr16RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr29RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr32RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr6RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr8RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr31RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr3RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr26RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr36RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr23RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr0RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr18RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr21RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr13RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr33RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr38RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr24RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr10RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr28RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr34RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr5RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr20RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr30RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr11RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr37RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr1RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr14RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr25AssertViolationMEMORY_FREE, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr28EnsuresViolationMEMORY_LEAK, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr24AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr14RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr12RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr8RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr3RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr0RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr2RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr7RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr5RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr11RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr14RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr1RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr9RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr13RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr4RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr15RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr6RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr10RequiresViolation]=== [2018-04-10 16:01:36,405 INFO L82 PathProgramCache]: Analyzing trace with hash 695910083, now seen corresponding path program 1 times [2018-04-10 16:01:36,405 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-10 16:01:36,405 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-10 16:01:36,405 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 16:01:36,406 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-10 16:01:36,406 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 16:01:36,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 16:01:36,431 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 16:01:36,436 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-10 16:01:36,436 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-10 16:01:36,436 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-10 16:01:36,437 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-10 16:01:36,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 16:01:36,494 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-10 16:01:36,506 WARN L1033 $PredicateComparison]: unable to prove that (exists ((|__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc5.base| Int)) (and (<= (select |c_old(#valid)| |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc5.base|) 0) (= (store |c_old(#valid)| |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc5.base| 1) |c_#valid|))) is different from true [2018-04-10 16:01:36,510 WARN L1033 $PredicateComparison]: unable to prove that (exists ((|__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc6.base| Int) (|__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc5.base| Int)) (let ((.cse0 (store |c_old(#valid)| |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc5.base| 1))) (and (= 0 (select .cse0 |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc6.base|)) (<= (select |c_old(#valid)| |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc5.base|) 0) (= |c_#valid| (store .cse0 |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc6.base| 1))))) is different from true [2018-04-10 16:01:36,580 WARN L1033 $PredicateComparison]: unable to prove that (exists ((|__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc6.base| Int) (|__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc20.base| Int) (|__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc5.base| Int)) (let ((.cse1 (store |c_old(#valid)| |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc5.base| 1))) (let ((.cse0 (store .cse1 |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc6.base| 1))) (and (= |c_#valid| (store .cse0 |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc20.base| 1)) (= 0 (select .cse0 |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc20.base|)) (= 0 (select .cse1 |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc6.base|)) (<= (select |c_old(#valid)| |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc5.base|) 0))))) is different from true [2018-04-10 16:01:36,606 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:01:36,607 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:01:36,608 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:01:36,610 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:01:36,610 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 62 [2018-04-10 16:01:36,640 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:01:36,641 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:01:36,642 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:01:36,643 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:01:36,644 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 57 [2018-04-10 16:01:36,648 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 51 [2018-04-10 16:01:36,648 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-10 16:01:36,663 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:01:36,675 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:01:36,690 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-1 vars, End of recursive call: 3 dim-0 vars, and 1 xjuncts. [2018-04-10 16:01:36,690 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 4 variables, input treesize:42, output treesize:45 [2018-04-10 16:01:36,861 INFO L134 CoverageAnalysis]: Checked inductivity of 1370 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1370 trivial. 0 not checked. [2018-04-10 16:01:36,861 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-10 16:01:36,861 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-04-10 16:01:36,861 INFO L442 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-04-10 16:01:36,862 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-04-10 16:01:36,862 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=15, Unknown=3, NotChecked=24, Total=56 [2018-04-10 16:01:36,862 INFO L87 Difference]: Start difference. First operand 603 states and 654 transitions. Second operand 8 states. [2018-04-10 16:01:37,045 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 16:01:37,045 INFO L93 Difference]: Finished difference Result 627 states and 681 transitions. [2018-04-10 16:01:37,046 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-04-10 16:01:37,046 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 196 [2018-04-10 16:01:37,046 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 16:01:37,047 INFO L225 Difference]: With dead ends: 627 [2018-04-10 16:01:37,048 INFO L226 Difference]: Without dead ends: 627 [2018-04-10 16:01:37,048 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 195 GetRequests, 188 SyntacticMatches, 1 SemanticMatches, 6 ConstructedPredicates, 3 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=14, Invalid=15, Unknown=3, NotChecked=24, Total=56 [2018-04-10 16:01:37,048 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 627 states. [2018-04-10 16:01:37,053 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 627 to 605. [2018-04-10 16:01:37,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 605 states. [2018-04-10 16:01:37,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 605 states to 605 states and 657 transitions. [2018-04-10 16:01:37,054 INFO L78 Accepts]: Start accepts. Automaton has 605 states and 657 transitions. Word has length 196 [2018-04-10 16:01:37,054 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 16:01:37,054 INFO L459 AbstractCegarLoop]: Abstraction has 605 states and 657 transitions. [2018-04-10 16:01:37,054 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-04-10 16:01:37,055 INFO L276 IsEmpty]: Start isEmpty. Operand 605 states and 657 transitions. [2018-04-10 16:01:37,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2018-04-10 16:01:37,056 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 16:01:37,056 INFO L355 BasicCegarLoop]: trace histogram [21, 20, 20, 20, 20, 20, 20, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-10 16:01:37,056 INFO L408 AbstractCegarLoop]: === Iteration 46 === [__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr0RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr1RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr4AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr2AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr5AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr3AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr22RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr4RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr12RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr27RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr35RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr17RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr9RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr2RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr25RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr15RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr7RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr19RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr39RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr16RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr29RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr32RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr6RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr8RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr31RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr3RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr26RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr36RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr23RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr0RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr18RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr21RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr13RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr33RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr38RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr24RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr10RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr28RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr34RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr5RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr20RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr30RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr11RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr37RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr1RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr14RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr25AssertViolationMEMORY_FREE, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr28EnsuresViolationMEMORY_LEAK, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr24AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr14RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr12RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr8RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr3RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr0RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr2RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr7RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr5RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr11RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr14RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr1RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr9RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr13RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr4RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr15RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr6RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr10RequiresViolation]=== [2018-04-10 16:01:37,056 INFO L82 PathProgramCache]: Analyzing trace with hash 695910084, now seen corresponding path program 1 times [2018-04-10 16:01:37,056 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-10 16:01:37,056 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-10 16:01:37,057 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 16:01:37,057 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-10 16:01:37,057 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 16:01:37,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 16:01:37,086 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 16:01:37,093 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-10 16:01:37,093 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-10 16:01:37,093 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-10 16:01:37,093 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-10 16:01:37,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 16:01:37,146 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-10 16:01:37,203 WARN L1033 $PredicateComparison]: unable to prove that (exists ((|__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc6.base| Int) (|__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc5.base| Int)) (and (= |c_#length| (store (store |c_old(#length)| |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc5.base| 16) |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc6.base| 80)) (<= (select |c_old(#valid)| |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc5.base|) 0) (<= (select (store |c_old(#valid)| |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc5.base| 1) |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc6.base|) 0))) is different from true [2018-04-10 16:01:37,302 WARN L1033 $PredicateComparison]: unable to prove that (exists ((|__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc6.base| Int) (|__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc20.base| Int) (|__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc5.base| Int)) (and (= |c_#length| (store (store (store |c_old(#length)| |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc5.base| 16) |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc6.base| 80) |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc20.base| 16)) (<= (select |c_old(#valid)| |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc5.base|) 0) (<= (select (store |c_old(#valid)| |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc5.base| 1) |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc6.base|) 0))) is different from true [2018-04-10 16:01:37,327 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:01:37,327 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:01:37,328 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:01:37,330 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:01:37,331 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 30 [2018-04-10 16:01:37,331 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-10 16:01:37,343 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 26 [2018-04-10 16:01:37,346 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:01:37,347 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 42 [2018-04-10 16:01:37,365 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 4 case distinctions, treesize of input 30 treesize of output 46 [2018-04-10 16:01:37,366 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 4 xjuncts. [2018-04-10 16:01:37,400 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-10 16:01:37,419 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-10 16:01:37,442 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 2 dim-1 vars, End of recursive call: 5 dim-0 vars, and 2 xjuncts. [2018-04-10 16:01:37,442 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 5 variables, input treesize:44, output treesize:78 [2018-04-10 16:01:37,689 INFO L134 CoverageAnalysis]: Checked inductivity of 1370 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1370 trivial. 0 not checked. [2018-04-10 16:01:37,689 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-10 16:01:37,689 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2018-04-10 16:01:37,690 INFO L442 AbstractCegarLoop]: Interpolant automaton has 11 states [2018-04-10 16:01:37,690 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2018-04-10 16:01:37,690 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=56, Unknown=3, NotChecked=30, Total=110 [2018-04-10 16:01:37,690 INFO L87 Difference]: Start difference. First operand 605 states and 657 transitions. Second operand 11 states. [2018-04-10 16:01:37,984 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 16:01:37,984 INFO L93 Difference]: Finished difference Result 626 states and 680 transitions. [2018-04-10 16:01:37,984 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2018-04-10 16:01:37,984 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 196 [2018-04-10 16:01:37,985 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 16:01:37,985 INFO L225 Difference]: With dead ends: 626 [2018-04-10 16:01:37,986 INFO L226 Difference]: Without dead ends: 626 [2018-04-10 16:01:37,986 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 201 GetRequests, 186 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 2 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=57, Invalid=156, Unknown=5, NotChecked=54, Total=272 [2018-04-10 16:01:37,986 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 626 states. [2018-04-10 16:01:37,989 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 626 to 605. [2018-04-10 16:01:37,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 605 states. [2018-04-10 16:01:37,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 605 states to 605 states and 656 transitions. [2018-04-10 16:01:37,989 INFO L78 Accepts]: Start accepts. Automaton has 605 states and 656 transitions. Word has length 196 [2018-04-10 16:01:37,989 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 16:01:37,989 INFO L459 AbstractCegarLoop]: Abstraction has 605 states and 656 transitions. [2018-04-10 16:01:37,990 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states. [2018-04-10 16:01:37,990 INFO L276 IsEmpty]: Start isEmpty. Operand 605 states and 656 transitions. [2018-04-10 16:01:37,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2018-04-10 16:01:37,991 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 16:01:37,991 INFO L355 BasicCegarLoop]: trace histogram [21, 20, 20, 20, 20, 20, 20, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-10 16:01:37,991 INFO L408 AbstractCegarLoop]: === Iteration 47 === [__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr0RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr1RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr4AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr2AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr5AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr3AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr22RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr4RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr12RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr27RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr35RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr17RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr9RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr2RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr25RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr15RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr7RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr19RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr39RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr16RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr29RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr32RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr6RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr8RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr31RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr3RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr26RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr36RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr23RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr0RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr18RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr21RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr13RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr33RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr38RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr24RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr10RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr28RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr34RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr5RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr20RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr30RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr11RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr37RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr1RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr14RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr25AssertViolationMEMORY_FREE, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr28EnsuresViolationMEMORY_LEAK, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr24AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr14RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr12RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr8RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr3RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr0RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr2RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr7RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr5RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr11RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr14RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr1RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr9RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr13RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr4RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr15RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr6RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr10RequiresViolation]=== [2018-04-10 16:01:37,991 INFO L82 PathProgramCache]: Analyzing trace with hash -1848313714, now seen corresponding path program 1 times [2018-04-10 16:01:37,991 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-10 16:01:37,991 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-10 16:01:37,992 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 16:01:37,992 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-10 16:01:37,992 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 16:01:38,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 16:01:38,016 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 16:01:38,025 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-10 16:01:38,025 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-10 16:01:38,025 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-10 16:01:38,026 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-10 16:01:38,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 16:01:38,080 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-10 16:01:38,100 WARN L1033 $PredicateComparison]: unable to prove that (exists ((|__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc5.base| Int)) (and (= (select |c_old(#valid)| |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc5.base|) 0) (= (store |c_old(#valid)| |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc5.base| 1) |c_#valid|))) is different from true [2018-04-10 16:01:38,103 WARN L1033 $PredicateComparison]: unable to prove that (exists ((|__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc6.base| Int) (|__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc5.base| Int)) (and (= (select |c_old(#valid)| |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc5.base|) 0) (= |c_#valid| (store (store |c_old(#valid)| |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc5.base| 1) |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc6.base| 1)))) is different from true [2018-04-10 16:01:38,211 WARN L1033 $PredicateComparison]: unable to prove that (exists ((|__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc6.base| Int) (|__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc20.base| Int) (|__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc5.base| Int)) (and (= |c_#valid| (store (store (store |c_old(#valid)| |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc5.base| 1) |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc6.base| 1) |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc20.base| 1)) (= (select |c_old(#valid)| |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc5.base|) 0))) is different from true [2018-04-10 16:01:38,221 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:01:38,222 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:01:38,223 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 30 [2018-04-10 16:01:38,227 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 26 [2018-04-10 16:01:38,233 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 25 [2018-04-10 16:01:38,234 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-10 16:01:38,240 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:01:38,245 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:01:38,250 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-1 vars, End of recursive call: 3 dim-0 vars, and 1 xjuncts. [2018-04-10 16:01:38,250 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 4 variables, input treesize:23, output treesize:25 [2018-04-10 16:01:38,373 INFO L134 CoverageAnalysis]: Checked inductivity of 1370 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1370 trivial. 0 not checked. [2018-04-10 16:01:38,374 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-10 16:01:38,374 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-04-10 16:01:38,374 INFO L442 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-04-10 16:01:38,374 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-04-10 16:01:38,374 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=15, Unknown=3, NotChecked=24, Total=56 [2018-04-10 16:01:38,374 INFO L87 Difference]: Start difference. First operand 605 states and 656 transitions. Second operand 8 states. [2018-04-10 16:01:38,490 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 16:01:38,490 INFO L93 Difference]: Finished difference Result 646 states and 701 transitions. [2018-04-10 16:01:38,490 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-04-10 16:01:38,490 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 198 [2018-04-10 16:01:38,490 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 16:01:38,491 INFO L225 Difference]: With dead ends: 646 [2018-04-10 16:01:38,491 INFO L226 Difference]: Without dead ends: 646 [2018-04-10 16:01:38,491 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 197 GetRequests, 191 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 3 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=14, Invalid=15, Unknown=3, NotChecked=24, Total=56 [2018-04-10 16:01:38,492 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 646 states. [2018-04-10 16:01:38,495 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 646 to 620. [2018-04-10 16:01:38,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 620 states. [2018-04-10 16:01:38,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 620 states to 620 states and 672 transitions. [2018-04-10 16:01:38,496 INFO L78 Accepts]: Start accepts. Automaton has 620 states and 672 transitions. Word has length 198 [2018-04-10 16:01:38,496 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 16:01:38,496 INFO L459 AbstractCegarLoop]: Abstraction has 620 states and 672 transitions. [2018-04-10 16:01:38,496 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-04-10 16:01:38,496 INFO L276 IsEmpty]: Start isEmpty. Operand 620 states and 672 transitions. [2018-04-10 16:01:38,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2018-04-10 16:01:38,496 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 16:01:38,497 INFO L355 BasicCegarLoop]: trace histogram [21, 20, 20, 20, 20, 20, 20, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-10 16:01:38,497 INFO L408 AbstractCegarLoop]: === Iteration 48 === [__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr0RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr1RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr4AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr2AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr5AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr3AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr22RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr4RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr12RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr27RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr35RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr17RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr9RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr2RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr25RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr15RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr7RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr19RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr39RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr16RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr29RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr32RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr6RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr8RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr31RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr3RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr26RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr36RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr23RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr0RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr18RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr21RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr13RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr33RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr38RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr24RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr10RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr28RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr34RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr5RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr20RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr30RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr11RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr37RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr1RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr14RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr25AssertViolationMEMORY_FREE, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr28EnsuresViolationMEMORY_LEAK, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr24AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr14RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr12RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr8RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr3RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr0RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr2RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr7RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr5RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr11RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr14RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr1RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr9RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr13RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr4RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr15RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr6RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr10RequiresViolation]=== [2018-04-10 16:01:38,497 INFO L82 PathProgramCache]: Analyzing trace with hash -1848313713, now seen corresponding path program 1 times [2018-04-10 16:01:38,497 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-10 16:01:38,497 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-10 16:01:38,497 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 16:01:38,497 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-10 16:01:38,497 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 16:01:38,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 16:01:38,512 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 16:01:38,524 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-10 16:01:38,524 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-10 16:01:38,524 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-10 16:01:38,524 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-10 16:01:38,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 16:01:38,549 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-10 16:01:38,584 WARN L1033 $PredicateComparison]: unable to prove that (exists ((|__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc6.base| Int) (|__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc5.base| Int)) (and (= |c_#length| (store (store |c_old(#length)| |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc5.base| 16) |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc6.base| 80)) (<= (select |c_old(#valid)| |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc5.base|) 0) (<= (select (store |c_old(#valid)| |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc5.base| 1) |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc6.base|) 0))) is different from true [2018-04-10 16:01:38,667 WARN L1033 $PredicateComparison]: unable to prove that (exists ((|__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc6.base| Int) (|__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc20.base| Int) (|__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc5.base| Int)) (and (= |c_#length| (store (store (store |c_old(#length)| |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc5.base| 16) |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc6.base| 80) |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc20.base| 16)) (<= (select |c_old(#valid)| |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc5.base|) 0) (<= (select (store |c_old(#valid)| |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc5.base| 1) |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc6.base|) 0))) is different from true [2018-04-10 16:01:38,682 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:01:38,683 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:01:38,684 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:01:38,685 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:01:38,685 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 30 [2018-04-10 16:01:38,685 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-10 16:01:38,701 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 26 [2018-04-10 16:01:38,703 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:01:38,705 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 42 [2018-04-10 16:01:38,718 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 4 case distinctions, treesize of input 30 treesize of output 46 [2018-04-10 16:01:38,718 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 4 xjuncts. [2018-04-10 16:01:38,744 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-10 16:01:38,757 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-10 16:01:38,774 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 2 dim-1 vars, End of recursive call: 5 dim-0 vars, and 2 xjuncts. [2018-04-10 16:01:38,774 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 5 variables, input treesize:41, output treesize:72 [2018-04-10 16:01:40,110 WARN L151 SmtUtils]: Spent 1327ms on a formula simplification. DAG size of input: 46 DAG size of output 42 [2018-04-10 16:01:40,211 INFO L134 CoverageAnalysis]: Checked inductivity of 1370 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1370 trivial. 0 not checked. [2018-04-10 16:01:40,211 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-10 16:01:40,211 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2018-04-10 16:01:40,211 INFO L442 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-04-10 16:01:40,211 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-04-10 16:01:40,212 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=42, Unknown=3, NotChecked=26, Total=90 [2018-04-10 16:01:40,212 INFO L87 Difference]: Start difference. First operand 620 states and 672 transitions. Second operand 10 states. [2018-04-10 16:01:40,567 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 16:01:40,567 INFO L93 Difference]: Finished difference Result 647 states and 703 transitions. [2018-04-10 16:01:40,567 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2018-04-10 16:01:40,567 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 198 [2018-04-10 16:01:40,567 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 16:01:40,568 INFO L225 Difference]: With dead ends: 647 [2018-04-10 16:01:40,568 INFO L226 Difference]: Without dead ends: 647 [2018-04-10 16:01:40,569 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 201 GetRequests, 189 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 2 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=44, Invalid=93, Unknown=3, NotChecked=42, Total=182 [2018-04-10 16:01:40,569 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 647 states. [2018-04-10 16:01:40,572 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 647 to 620. [2018-04-10 16:01:40,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 620 states. [2018-04-10 16:01:40,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 620 states to 620 states and 671 transitions. [2018-04-10 16:01:40,573 INFO L78 Accepts]: Start accepts. Automaton has 620 states and 671 transitions. Word has length 198 [2018-04-10 16:01:40,573 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 16:01:40,573 INFO L459 AbstractCegarLoop]: Abstraction has 620 states and 671 transitions. [2018-04-10 16:01:40,573 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-04-10 16:01:40,573 INFO L276 IsEmpty]: Start isEmpty. Operand 620 states and 671 transitions. [2018-04-10 16:01:40,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2018-04-10 16:01:40,573 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 16:01:40,573 INFO L355 BasicCegarLoop]: trace histogram [21, 20, 20, 20, 20, 20, 20, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-10 16:01:40,574 INFO L408 AbstractCegarLoop]: === Iteration 49 === [__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr0RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr1RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr4AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr2AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr5AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr3AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr22RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr4RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr12RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr27RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr35RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr17RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr9RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr2RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr25RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr15RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr7RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr19RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr39RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr16RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr29RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr32RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr6RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr8RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr31RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr3RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr26RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr36RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr23RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr0RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr18RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr21RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr13RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr33RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr38RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr24RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr10RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr28RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr34RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr5RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr20RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr30RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr11RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr37RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr1RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr14RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr25AssertViolationMEMORY_FREE, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr28EnsuresViolationMEMORY_LEAK, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr24AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr14RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr12RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr8RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr3RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr0RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr2RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr7RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr5RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr11RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr14RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr1RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr9RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr13RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr4RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr15RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr6RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr10RequiresViolation]=== [2018-04-10 16:01:40,574 INFO L82 PathProgramCache]: Analyzing trace with hash 1985838135, now seen corresponding path program 1 times [2018-04-10 16:01:40,574 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-10 16:01:40,574 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-10 16:01:40,574 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 16:01:40,574 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-10 16:01:40,574 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 16:01:40,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 16:01:40,587 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 16:01:40,595 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-10 16:01:40,595 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-10 16:01:40,595 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-10 16:01:40,596 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-10 16:01:40,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 16:01:40,619 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-10 16:01:40,635 WARN L1033 $PredicateComparison]: unable to prove that (exists ((|__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc5.base| Int)) (and (<= (select |c_old(#valid)| |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc5.base|) 0) (= (store |c_old(#valid)| |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc5.base| 1) |c_#valid|))) is different from true [2018-04-10 16:01:40,637 WARN L1033 $PredicateComparison]: unable to prove that (exists ((|__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc6.base| Int) (|__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc5.base| Int)) (and (<= (select |c_old(#valid)| |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc5.base|) 0) (= |c_#valid| (store (store |c_old(#valid)| |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc5.base| 1) |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc6.base| 1)))) is different from true [2018-04-10 16:01:40,705 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:01:40,706 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:01:40,707 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 30 [2018-04-10 16:01:40,712 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 20 [2018-04-10 16:01:40,712 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 16:01:40,717 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:01:40,723 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-1 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-10 16:01:40,724 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:20, output treesize:20 [2018-04-10 16:01:40,826 INFO L134 CoverageAnalysis]: Checked inductivity of 1376 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1376 trivial. 0 not checked. [2018-04-10 16:01:40,826 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-10 16:01:40,826 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-04-10 16:01:40,826 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-04-10 16:01:40,826 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-04-10 16:01:40,827 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=14, Unknown=2, NotChecked=14, Total=42 [2018-04-10 16:01:40,827 INFO L87 Difference]: Start difference. First operand 620 states and 671 transitions. Second operand 7 states. [2018-04-10 16:01:40,897 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 16:01:40,897 INFO L93 Difference]: Finished difference Result 626 states and 673 transitions. [2018-04-10 16:01:40,897 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-04-10 16:01:40,897 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 199 [2018-04-10 16:01:40,897 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 16:01:40,898 INFO L225 Difference]: With dead ends: 626 [2018-04-10 16:01:40,898 INFO L226 Difference]: Without dead ends: 626 [2018-04-10 16:01:40,898 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 198 GetRequests, 193 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 2 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=12, Invalid=14, Unknown=2, NotChecked=14, Total=42 [2018-04-10 16:01:40,899 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 626 states. [2018-04-10 16:01:40,902 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 626 to 620. [2018-04-10 16:01:40,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 620 states. [2018-04-10 16:01:40,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 620 states to 620 states and 670 transitions. [2018-04-10 16:01:40,904 INFO L78 Accepts]: Start accepts. Automaton has 620 states and 670 transitions. Word has length 199 [2018-04-10 16:01:40,904 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 16:01:40,904 INFO L459 AbstractCegarLoop]: Abstraction has 620 states and 670 transitions. [2018-04-10 16:01:40,904 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-04-10 16:01:40,904 INFO L276 IsEmpty]: Start isEmpty. Operand 620 states and 670 transitions. [2018-04-10 16:01:40,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2018-04-10 16:01:40,904 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 16:01:40,905 INFO L355 BasicCegarLoop]: trace histogram [21, 20, 20, 20, 20, 20, 20, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-10 16:01:40,905 INFO L408 AbstractCegarLoop]: === Iteration 50 === [__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr0RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr1RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr4AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr2AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr5AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr3AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr22RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr4RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr12RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr27RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr35RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr17RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr9RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr2RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr25RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr15RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr7RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr19RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr39RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr16RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr29RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr32RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr6RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr8RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr31RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr3RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr26RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr36RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr23RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr0RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr18RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr21RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr13RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr33RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr38RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr24RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr10RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr28RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr34RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr5RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr20RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr30RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr11RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr37RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr1RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr14RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr25AssertViolationMEMORY_FREE, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr28EnsuresViolationMEMORY_LEAK, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr24AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr14RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr12RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr8RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr3RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr0RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr2RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr7RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr5RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr11RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr14RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr1RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr9RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr13RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr4RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr15RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr6RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr10RequiresViolation]=== [2018-04-10 16:01:40,905 INFO L82 PathProgramCache]: Analyzing trace with hash 1985838136, now seen corresponding path program 1 times [2018-04-10 16:01:40,905 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-10 16:01:40,905 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-10 16:01:40,905 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 16:01:40,905 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-10 16:01:40,905 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 16:01:40,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 16:01:40,920 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 16:01:40,929 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-10 16:01:40,929 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-10 16:01:40,929 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-10 16:01:40,929 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-10 16:01:40,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 16:01:40,959 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-10 16:01:40,995 WARN L1033 $PredicateComparison]: unable to prove that (exists ((|__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc5.base| Int)) (and (= |c_#length| (store |c_old(#length)| |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc5.base| 16)) (<= (select |c_old(#valid)| |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc5.base|) 0))) is different from true [2018-04-10 16:01:40,998 WARN L1033 $PredicateComparison]: unable to prove that (exists ((|__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc5.base| Int)) (and (= |c_#length| (store (store |c_old(#length)| |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc5.base| 16) |c___U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc6.base| 80)) (<= (select |c_old(#valid)| |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc5.base|) 0))) is different from true [2018-04-10 16:01:41,001 WARN L1033 $PredicateComparison]: unable to prove that (exists ((|__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc6.base| Int) (|__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc5.base| Int)) (and (= |c_#length| (store (store |c_old(#length)| |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc5.base| 16) |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc6.base| 80)) (<= (select |c_old(#valid)| |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc5.base|) 0))) is different from true [2018-04-10 16:01:41,073 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:01:41,074 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 23 [2018-04-10 16:01:41,076 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:01:41,083 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 1 new quantified variables, introduced 4 case distinctions, treesize of input 19 treesize of output 33 [2018-04-10 16:01:41,084 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 4 xjuncts. [2018-04-10 16:01:41,098 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-10 16:01:41,110 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:01:41,110 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:01:41,111 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 15 [2018-04-10 16:01:41,111 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-10 16:01:41,121 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-1 vars, End of recursive call: 3 dim-0 vars, and 2 xjuncts. [2018-04-10 16:01:41,121 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 4 variables, input treesize:30, output treesize:46 [2018-04-10 16:01:41,239 INFO L134 CoverageAnalysis]: Checked inductivity of 1376 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1376 trivial. 0 not checked. [2018-04-10 16:01:41,239 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-10 16:01:41,239 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2018-04-10 16:01:41,240 INFO L442 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-04-10 16:01:41,240 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-04-10 16:01:41,240 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=32, Unknown=3, NotChecked=36, Total=90 [2018-04-10 16:01:41,240 INFO L87 Difference]: Start difference. First operand 620 states and 670 transitions. Second operand 10 states. [2018-04-10 16:01:41,374 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 16:01:41,374 INFO L93 Difference]: Finished difference Result 636 states and 685 transitions. [2018-04-10 16:01:41,374 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2018-04-10 16:01:41,374 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 199 [2018-04-10 16:01:41,374 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 16:01:41,376 INFO L225 Difference]: With dead ends: 636 [2018-04-10 16:01:41,376 INFO L226 Difference]: Without dead ends: 636 [2018-04-10 16:01:41,376 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 201 GetRequests, 190 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 3 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=34, Invalid=65, Unknown=3, NotChecked=54, Total=156 [2018-04-10 16:01:41,376 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 636 states. [2018-04-10 16:01:41,381 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 636 to 620. [2018-04-10 16:01:41,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 620 states. [2018-04-10 16:01:41,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 620 states to 620 states and 669 transitions. [2018-04-10 16:01:41,382 INFO L78 Accepts]: Start accepts. Automaton has 620 states and 669 transitions. Word has length 199 [2018-04-10 16:01:41,383 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 16:01:41,383 INFO L459 AbstractCegarLoop]: Abstraction has 620 states and 669 transitions. [2018-04-10 16:01:41,383 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-04-10 16:01:41,383 INFO L276 IsEmpty]: Start isEmpty. Operand 620 states and 669 transitions. [2018-04-10 16:01:41,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2018-04-10 16:01:41,384 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 16:01:41,384 INFO L355 BasicCegarLoop]: trace histogram [21, 20, 20, 20, 20, 20, 20, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-10 16:01:41,384 INFO L408 AbstractCegarLoop]: === Iteration 51 === [__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr0RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr1RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr4AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr2AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr5AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr3AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr22RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr4RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr12RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr27RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr35RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr17RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr9RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr2RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr25RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr15RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr7RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr19RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr39RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr16RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr29RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr32RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr6RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr8RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr31RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr3RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr26RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr36RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr23RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr0RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr18RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr21RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr13RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr33RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr38RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr24RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr10RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr28RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr34RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr5RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr20RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr30RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr11RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr37RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr1RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr14RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr25AssertViolationMEMORY_FREE, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr28EnsuresViolationMEMORY_LEAK, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr24AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr14RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr12RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr8RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr3RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr0RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr2RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr7RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr5RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr11RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr14RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr1RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr9RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr13RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr4RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr15RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr6RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr10RequiresViolation]=== [2018-04-10 16:01:41,384 INFO L82 PathProgramCache]: Analyzing trace with hash 50176563, now seen corresponding path program 1 times [2018-04-10 16:01:41,384 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-10 16:01:41,385 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-10 16:01:41,385 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 16:01:41,385 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-10 16:01:41,385 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 16:01:41,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 16:01:41,401 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 16:01:41,507 INFO L134 CoverageAnalysis]: Checked inductivity of 1370 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1370 trivial. 0 not checked. [2018-04-10 16:01:41,507 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-10 16:01:41,507 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-04-10 16:01:41,508 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-04-10 16:01:41,508 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-04-10 16:01:41,508 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2018-04-10 16:01:41,508 INFO L87 Difference]: Start difference. First operand 620 states and 669 transitions. Second operand 6 states. [2018-04-10 16:01:41,625 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 16:01:41,625 INFO L93 Difference]: Finished difference Result 615 states and 663 transitions. [2018-04-10 16:01:41,625 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-04-10 16:01:41,625 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 199 [2018-04-10 16:01:41,625 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 16:01:41,626 INFO L225 Difference]: With dead ends: 615 [2018-04-10 16:01:41,626 INFO L226 Difference]: Without dead ends: 615 [2018-04-10 16:01:41,627 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2018-04-10 16:01:41,627 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 615 states. [2018-04-10 16:01:41,629 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 615 to 594. [2018-04-10 16:01:41,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 594 states. [2018-04-10 16:01:41,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 594 states to 594 states and 630 transitions. [2018-04-10 16:01:41,630 INFO L78 Accepts]: Start accepts. Automaton has 594 states and 630 transitions. Word has length 199 [2018-04-10 16:01:41,630 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 16:01:41,630 INFO L459 AbstractCegarLoop]: Abstraction has 594 states and 630 transitions. [2018-04-10 16:01:41,630 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-04-10 16:01:41,630 INFO L276 IsEmpty]: Start isEmpty. Operand 594 states and 630 transitions. [2018-04-10 16:01:41,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2018-04-10 16:01:41,631 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 16:01:41,631 INFO L355 BasicCegarLoop]: trace histogram [21, 20, 20, 20, 20, 20, 20, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-10 16:01:41,631 INFO L408 AbstractCegarLoop]: === Iteration 52 === [__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr0RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr1RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr4AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr2AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr5AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr3AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr22RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr4RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr12RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr27RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr35RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr17RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr9RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr2RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr25RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr15RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr7RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr19RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr39RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr16RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr29RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr32RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr6RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr8RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr31RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr3RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr26RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr36RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr23RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr0RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr18RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr21RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr13RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr33RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr38RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr24RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr10RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr28RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr34RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr5RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr20RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr30RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr11RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr37RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr1RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr14RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr25AssertViolationMEMORY_FREE, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr28EnsuresViolationMEMORY_LEAK, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr24AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr14RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr12RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr8RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr3RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr0RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr2RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr7RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr5RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr11RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr14RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr1RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr9RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr13RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr4RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr15RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr6RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr10RequiresViolation]=== [2018-04-10 16:01:41,631 INFO L82 PathProgramCache]: Analyzing trace with hash 1886981597, now seen corresponding path program 1 times [2018-04-10 16:01:41,631 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-10 16:01:41,631 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-10 16:01:41,631 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 16:01:41,632 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-10 16:01:41,632 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 16:01:41,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 16:01:41,645 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 16:01:41,651 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-10 16:01:41,651 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-10 16:01:41,651 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-10 16:01:41,652 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-10 16:01:41,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 16:01:41,682 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-10 16:01:41,696 WARN L1033 $PredicateComparison]: unable to prove that (exists ((|__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc5.base| Int)) (and (<= (select |c_old(#valid)| |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc5.base|) 0) (= (store |c_old(#valid)| |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc5.base| 1) |c_#valid|))) is different from true [2018-04-10 16:01:41,699 WARN L1033 $PredicateComparison]: unable to prove that (exists ((|__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc6.base| Int) (|__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc5.base| Int)) (let ((.cse0 (store |c_old(#valid)| |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc5.base| 1))) (and (<= (select |c_old(#valid)| |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc5.base|) 0) (<= (select .cse0 |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc6.base|) 0) (= |c_#valid| (store .cse0 |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc6.base| 1))))) is different from true [2018-04-10 16:01:41,778 WARN L1033 $PredicateComparison]: unable to prove that (exists ((|__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc6.base| Int) (|__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc20.base| Int) (|__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc5.base| Int)) (let ((.cse0 (store |c_old(#valid)| |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc5.base| 1))) (and (= |c_#valid| (store (store .cse0 |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc6.base| 1) |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc20.base| 1)) (<= (select |c_old(#valid)| |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc5.base|) 0) (<= (select .cse0 |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc6.base|) 0)))) is different from true [2018-04-10 16:01:41,796 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:01:41,797 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:01:41,798 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:01:41,800 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:01:41,800 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 54 [2018-04-10 16:01:41,804 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 43 [2018-04-10 16:01:41,808 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 33 [2018-04-10 16:01:41,808 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-10 16:01:41,814 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:01:41,819 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:01:41,824 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-1 vars, End of recursive call: 3 dim-0 vars, and 1 xjuncts. [2018-04-10 16:01:41,825 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 4 variables, input treesize:31, output treesize:33 [2018-04-10 16:01:41,954 INFO L134 CoverageAnalysis]: Checked inductivity of 1370 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1370 trivial. 0 not checked. [2018-04-10 16:01:41,954 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-10 16:01:41,955 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-04-10 16:01:41,955 INFO L442 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-04-10 16:01:41,955 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-04-10 16:01:41,955 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=15, Unknown=3, NotChecked=24, Total=56 [2018-04-10 16:01:41,955 INFO L87 Difference]: Start difference. First operand 594 states and 630 transitions. Second operand 8 states. [2018-04-10 16:01:42,265 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 16:01:42,265 INFO L93 Difference]: Finished difference Result 618 states and 658 transitions. [2018-04-10 16:01:42,265 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-04-10 16:01:42,265 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 200 [2018-04-10 16:01:42,265 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 16:01:42,266 INFO L225 Difference]: With dead ends: 618 [2018-04-10 16:01:42,266 INFO L226 Difference]: Without dead ends: 618 [2018-04-10 16:01:42,266 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 199 GetRequests, 192 SyntacticMatches, 1 SemanticMatches, 6 ConstructedPredicates, 3 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=14, Invalid=15, Unknown=3, NotChecked=24, Total=56 [2018-04-10 16:01:42,267 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 618 states. [2018-04-10 16:01:42,269 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 618 to 596. [2018-04-10 16:01:42,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 596 states. [2018-04-10 16:01:42,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 596 states to 596 states and 633 transitions. [2018-04-10 16:01:42,270 INFO L78 Accepts]: Start accepts. Automaton has 596 states and 633 transitions. Word has length 200 [2018-04-10 16:01:42,270 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 16:01:42,270 INFO L459 AbstractCegarLoop]: Abstraction has 596 states and 633 transitions. [2018-04-10 16:01:42,270 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-04-10 16:01:42,270 INFO L276 IsEmpty]: Start isEmpty. Operand 596 states and 633 transitions. [2018-04-10 16:01:42,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2018-04-10 16:01:42,270 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 16:01:42,271 INFO L355 BasicCegarLoop]: trace histogram [21, 20, 20, 20, 20, 20, 20, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-10 16:01:42,271 INFO L408 AbstractCegarLoop]: === Iteration 53 === [__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr0RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr1RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr4AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr2AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr5AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr3AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr22RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr4RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr12RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr27RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr35RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr17RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr9RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr2RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr25RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr15RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr7RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr19RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr39RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr16RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr29RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr32RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr6RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr8RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr31RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr3RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr26RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr36RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr23RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr0RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr18RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr21RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr13RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr33RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr38RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr24RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr10RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr28RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr34RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr5RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr20RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr30RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr11RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr37RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr1RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr14RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr25AssertViolationMEMORY_FREE, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr28EnsuresViolationMEMORY_LEAK, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr24AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr14RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr12RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr8RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr3RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr0RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr2RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr7RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr5RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr11RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr14RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr1RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr9RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr13RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr4RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr15RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr6RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr10RequiresViolation]=== [2018-04-10 16:01:42,271 INFO L82 PathProgramCache]: Analyzing trace with hash 1886981598, now seen corresponding path program 1 times [2018-04-10 16:01:42,271 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-10 16:01:42,271 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-10 16:01:42,271 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 16:01:42,271 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-10 16:01:42,271 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 16:01:42,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 16:01:42,287 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 16:01:42,291 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-10 16:01:42,291 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-10 16:01:42,291 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-10 16:01:42,291 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-10 16:01:42,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 16:01:42,313 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-10 16:01:42,350 WARN L1033 $PredicateComparison]: unable to prove that (exists ((|__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc6.base| Int) (|__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc5.base| Int)) (and (= |c_#length| (store (store |c_old(#length)| |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc5.base| 16) |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc6.base| 80)) (<= (select |c_old(#valid)| |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc5.base|) 0) (<= (select (store |c_old(#valid)| |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc5.base| 1) |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc6.base|) 0))) is different from true [2018-04-10 16:01:42,422 WARN L1033 $PredicateComparison]: unable to prove that (exists ((|__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc6.base| Int) (|__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc20.base| Int) (|__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc5.base| Int)) (and (= |c_#length| (store (store (store |c_old(#length)| |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc5.base| 16) |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc6.base| 80) |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc20.base| 16)) (<= (select |c_old(#valid)| |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc5.base|) 0) (<= (select (store |c_old(#valid)| |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc5.base| 1) |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc6.base|) 0))) is different from true [2018-04-10 16:01:42,447 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:01:42,447 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:01:42,451 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:01:42,453 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:01:42,454 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 30 [2018-04-10 16:01:42,454 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-10 16:01:42,467 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 26 [2018-04-10 16:01:42,472 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:01:42,472 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 42 [2018-04-10 16:01:42,485 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 4 case distinctions, treesize of input 30 treesize of output 46 [2018-04-10 16:01:42,486 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 4 xjuncts. [2018-04-10 16:01:42,511 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-10 16:01:42,524 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-10 16:01:42,541 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 2 dim-1 vars, End of recursive call: 5 dim-0 vars, and 2 xjuncts. [2018-04-10 16:01:42,541 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 5 variables, input treesize:44, output treesize:78 [2018-04-10 16:01:42,744 INFO L134 CoverageAnalysis]: Checked inductivity of 1370 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1370 trivial. 0 not checked. [2018-04-10 16:01:42,745 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-10 16:01:42,745 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2018-04-10 16:01:42,745 INFO L442 AbstractCegarLoop]: Interpolant automaton has 11 states [2018-04-10 16:01:42,745 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2018-04-10 16:01:42,745 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=56, Unknown=3, NotChecked=30, Total=110 [2018-04-10 16:01:42,745 INFO L87 Difference]: Start difference. First operand 596 states and 633 transitions. Second operand 11 states. [2018-04-10 16:01:43,074 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 16:01:43,075 INFO L93 Difference]: Finished difference Result 617 states and 657 transitions. [2018-04-10 16:01:43,075 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2018-04-10 16:01:43,075 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 200 [2018-04-10 16:01:43,075 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 16:01:43,076 INFO L225 Difference]: With dead ends: 617 [2018-04-10 16:01:43,076 INFO L226 Difference]: Without dead ends: 617 [2018-04-10 16:01:43,076 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 205 GetRequests, 190 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 2 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=57, Invalid=156, Unknown=5, NotChecked=54, Total=272 [2018-04-10 16:01:43,077 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 617 states. [2018-04-10 16:01:43,079 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 617 to 577. [2018-04-10 16:01:43,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 577 states. [2018-04-10 16:01:43,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 577 states to 577 states and 612 transitions. [2018-04-10 16:01:43,080 INFO L78 Accepts]: Start accepts. Automaton has 577 states and 612 transitions. Word has length 200 [2018-04-10 16:01:43,080 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 16:01:43,080 INFO L459 AbstractCegarLoop]: Abstraction has 577 states and 612 transitions. [2018-04-10 16:01:43,080 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states. [2018-04-10 16:01:43,080 INFO L276 IsEmpty]: Start isEmpty. Operand 577 states and 612 transitions. [2018-04-10 16:01:43,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2018-04-10 16:01:43,110 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 16:01:43,110 INFO L355 BasicCegarLoop]: trace histogram [21, 20, 20, 20, 20, 20, 20, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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] [2018-04-10 16:01:43,110 INFO L408 AbstractCegarLoop]: === Iteration 54 === [__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr0RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr1RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr4AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr2AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr5AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr3AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr22RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr4RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr12RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr27RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr35RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr17RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr9RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr2RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr25RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr15RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr7RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr19RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr39RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr16RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr29RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr32RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr6RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr8RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr31RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr3RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr26RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr36RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr23RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr0RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr18RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr21RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr13RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr33RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr38RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr24RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr10RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr28RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr34RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr5RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr20RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr30RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr11RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr37RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr1RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr14RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr25AssertViolationMEMORY_FREE, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr28EnsuresViolationMEMORY_LEAK, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr24AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr14RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr12RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr8RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr3RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr0RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr2RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr7RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr5RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr11RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr14RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr1RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr9RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr13RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr4RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr15RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr6RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr10RequiresViolation]=== [2018-04-10 16:01:43,110 INFO L82 PathProgramCache]: Analyzing trace with hash 1424968518, now seen corresponding path program 1 times [2018-04-10 16:01:43,110 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-10 16:01:43,110 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-10 16:01:43,111 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 16:01:43,111 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-10 16:01:43,111 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 16:01:43,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 16:01:43,125 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 16:01:43,131 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-10 16:01:43,131 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-10 16:01:43,131 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-10 16:01:43,131 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-10 16:01:43,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 16:01:43,160 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-10 16:01:43,191 WARN L1033 $PredicateComparison]: unable to prove that (exists ((|__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc5.base| Int)) (and (<= (select |c_old(#valid)| |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc5.base|) 0) (= (store |c_old(#valid)| |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc5.base| 1) |c_#valid|))) is different from true [2018-04-10 16:01:43,194 WARN L1033 $PredicateComparison]: unable to prove that (exists ((|__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc6.base| Int) (|__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc5.base| Int)) (and (<= (select |c_old(#valid)| |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc5.base|) 0) (= |c_#valid| (store (store |c_old(#valid)| |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc5.base| 1) |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc6.base| 1)))) is different from true [2018-04-10 16:01:43,268 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:01:43,270 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:01:43,271 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:01:43,272 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 39 [2018-04-10 16:01:43,277 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 29 [2018-04-10 16:01:43,278 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 16:01:43,286 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:01:43,294 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-1 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-10 16:01:43,295 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:25, output treesize:29 [2018-04-10 16:01:43,447 INFO L134 CoverageAnalysis]: Checked inductivity of 1376 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1376 trivial. 0 not checked. [2018-04-10 16:01:43,447 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-10 16:01:43,447 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-04-10 16:01:43,448 INFO L442 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-04-10 16:01:43,448 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-04-10 16:01:43,448 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=28, Unknown=2, NotChecked=22, Total=72 [2018-04-10 16:01:43,448 INFO L87 Difference]: Start difference. First operand 577 states and 612 transitions. Second operand 9 states. [2018-04-10 16:01:43,604 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 16:01:43,604 INFO L93 Difference]: Finished difference Result 583 states and 617 transitions. [2018-04-10 16:01:43,604 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-04-10 16:01:43,604 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 201 [2018-04-10 16:01:43,605 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 16:01:43,606 INFO L225 Difference]: With dead ends: 583 [2018-04-10 16:01:43,606 INFO L226 Difference]: Without dead ends: 583 [2018-04-10 16:01:43,606 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 200 GetRequests, 193 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 2 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=20, Invalid=28, Unknown=2, NotChecked=22, Total=72 [2018-04-10 16:01:43,606 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 583 states. [2018-04-10 16:01:43,610 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 583 to 577. [2018-04-10 16:01:43,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 577 states. [2018-04-10 16:01:43,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 577 states to 577 states and 611 transitions. [2018-04-10 16:01:43,611 INFO L78 Accepts]: Start accepts. Automaton has 577 states and 611 transitions. Word has length 201 [2018-04-10 16:01:43,611 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 16:01:43,611 INFO L459 AbstractCegarLoop]: Abstraction has 577 states and 611 transitions. [2018-04-10 16:01:43,611 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-04-10 16:01:43,612 INFO L276 IsEmpty]: Start isEmpty. Operand 577 states and 611 transitions. [2018-04-10 16:01:43,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2018-04-10 16:01:43,612 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 16:01:43,612 INFO L355 BasicCegarLoop]: trace histogram [21, 20, 20, 20, 20, 20, 20, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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] [2018-04-10 16:01:43,613 INFO L408 AbstractCegarLoop]: === Iteration 55 === [__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr0RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr1RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr4AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr2AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr5AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr3AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr22RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr4RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr12RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr27RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr35RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr17RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr9RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr2RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr25RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr15RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr7RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr19RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr39RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr16RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr29RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr32RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr6RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr8RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr31RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr3RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr26RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr36RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr23RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr0RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr18RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr21RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr13RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr33RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr38RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr24RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr10RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr28RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr34RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr5RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr20RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr30RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr11RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr37RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr1RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr14RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr25AssertViolationMEMORY_FREE, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr28EnsuresViolationMEMORY_LEAK, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr24AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr14RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr12RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr8RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr3RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr0RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr2RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr7RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr5RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr11RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr14RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr1RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr9RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr13RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr4RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr15RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr6RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr10RequiresViolation]=== [2018-04-10 16:01:43,613 INFO L82 PathProgramCache]: Analyzing trace with hash 1424968519, now seen corresponding path program 1 times [2018-04-10 16:01:43,613 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-10 16:01:43,613 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-10 16:01:43,613 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 16:01:43,614 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-10 16:01:43,614 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 16:01:43,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 16:01:43,633 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 16:01:43,641 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-10 16:01:43,641 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-10 16:01:43,641 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-10 16:01:43,642 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-10 16:01:43,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 16:01:43,673 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-10 16:01:43,696 WARN L1033 $PredicateComparison]: unable to prove that (exists ((|__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc5.base| Int)) (and (= |c_#length| (store |c_old(#length)| |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc5.base| 16)) (<= (select |c_old(#valid)| |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc5.base|) 0))) is different from true [2018-04-10 16:01:43,698 WARN L1033 $PredicateComparison]: unable to prove that (exists ((|__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc6.base| Int) (|__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc5.base| Int)) (and (= |c_#length| (store (store |c_old(#length)| |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc5.base| 16) |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc6.base| 80)) (<= (select |c_old(#valid)| |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc5.base|) 0))) is different from true [2018-04-10 16:01:43,745 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:01:43,746 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 23 [2018-04-10 16:01:43,749 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:01:43,756 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 1 new quantified variables, introduced 4 case distinctions, treesize of input 19 treesize of output 33 [2018-04-10 16:01:43,757 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 4 xjuncts. [2018-04-10 16:01:43,771 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-10 16:01:43,784 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:01:43,784 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:01:43,785 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 12 [2018-04-10 16:01:43,785 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-10 16:01:43,798 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-1 vars, End of recursive call: 3 dim-0 vars, and 2 xjuncts. [2018-04-10 16:01:43,798 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 4 variables, input treesize:33, output treesize:52 [2018-04-10 16:01:43,896 INFO L134 CoverageAnalysis]: Checked inductivity of 1376 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1376 trivial. 0 not checked. [2018-04-10 16:01:43,897 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-10 16:01:43,897 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2018-04-10 16:01:43,897 INFO L442 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-04-10 16:01:43,897 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-04-10 16:01:43,897 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=43, Unknown=2, NotChecked=26, Total=90 [2018-04-10 16:01:43,897 INFO L87 Difference]: Start difference. First operand 577 states and 611 transitions. Second operand 10 states. [2018-04-10 16:01:44,132 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 16:01:44,132 INFO L93 Difference]: Finished difference Result 589 states and 623 transitions. [2018-04-10 16:01:44,132 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2018-04-10 16:01:44,133 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 201 [2018-04-10 16:01:44,133 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 16:01:44,134 INFO L225 Difference]: With dead ends: 589 [2018-04-10 16:01:44,134 INFO L226 Difference]: Without dead ends: 589 [2018-04-10 16:01:44,134 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 205 GetRequests, 191 SyntacticMatches, 1 SemanticMatches, 13 ConstructedPredicates, 2 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=45, Invalid=117, Unknown=2, NotChecked=46, Total=210 [2018-04-10 16:01:44,134 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 589 states. [2018-04-10 16:01:44,138 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 589 to 569. [2018-04-10 16:01:44,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 569 states. [2018-04-10 16:01:44,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 569 states to 569 states and 602 transitions. [2018-04-10 16:01:44,139 INFO L78 Accepts]: Start accepts. Automaton has 569 states and 602 transitions. Word has length 201 [2018-04-10 16:01:44,139 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 16:01:44,139 INFO L459 AbstractCegarLoop]: Abstraction has 569 states and 602 transitions. [2018-04-10 16:01:44,139 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-04-10 16:01:44,139 INFO L276 IsEmpty]: Start isEmpty. Operand 569 states and 602 transitions. [2018-04-10 16:01:44,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2018-04-10 16:01:44,140 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 16:01:44,140 INFO L355 BasicCegarLoop]: trace histogram [21, 20, 20, 20, 20, 20, 20, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-10 16:01:44,141 INFO L408 AbstractCegarLoop]: === Iteration 56 === [__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr0RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr1RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr4AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr2AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr5AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr3AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr22RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr4RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr12RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr27RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr35RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr17RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr9RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr2RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr25RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr15RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr7RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr19RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr39RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr16RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr29RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr32RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr6RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr8RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr31RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr3RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr26RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr36RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr23RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr0RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr18RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr21RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr13RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr33RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr38RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr24RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr10RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr28RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr34RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr5RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr20RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr30RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr11RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr37RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr1RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr14RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr25AssertViolationMEMORY_FREE, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr28EnsuresViolationMEMORY_LEAK, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr24AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr14RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr12RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr8RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr3RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr0RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr2RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr7RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr5RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr11RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr14RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr1RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr9RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr13RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr4RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr15RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr6RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr10RequiresViolation]=== [2018-04-10 16:01:44,141 INFO L82 PathProgramCache]: Analyzing trace with hash 1804393164, now seen corresponding path program 1 times [2018-04-10 16:01:44,141 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-10 16:01:44,141 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-10 16:01:44,141 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 16:01:44,141 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-10 16:01:44,142 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 16:01:44,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 16:01:44,154 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 16:01:44,196 INFO L134 CoverageAnalysis]: Checked inductivity of 1376 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 1370 trivial. 0 not checked. [2018-04-10 16:01:44,196 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-10 16:01:44,196 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-04-10 16:01:44,197 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-04-10 16:01:44,197 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-04-10 16:01:44,197 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-04-10 16:01:44,197 INFO L87 Difference]: Start difference. First operand 569 states and 602 transitions. Second operand 5 states. [2018-04-10 16:01:44,222 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 16:01:44,222 INFO L93 Difference]: Finished difference Result 633 states and 679 transitions. [2018-04-10 16:01:44,223 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-04-10 16:01:44,223 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 203 [2018-04-10 16:01:44,223 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 16:01:44,224 INFO L225 Difference]: With dead ends: 633 [2018-04-10 16:01:44,224 INFO L226 Difference]: Without dead ends: 633 [2018-04-10 16:01:44,224 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2018-04-10 16:01:44,224 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 633 states. [2018-04-10 16:01:44,228 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 633 to 575. [2018-04-10 16:01:44,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 575 states. [2018-04-10 16:01:44,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 575 states to 575 states and 608 transitions. [2018-04-10 16:01:44,229 INFO L78 Accepts]: Start accepts. Automaton has 575 states and 608 transitions. Word has length 203 [2018-04-10 16:01:44,229 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 16:01:44,229 INFO L459 AbstractCegarLoop]: Abstraction has 575 states and 608 transitions. [2018-04-10 16:01:44,229 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-04-10 16:01:44,229 INFO L276 IsEmpty]: Start isEmpty. Operand 575 states and 608 transitions. [2018-04-10 16:01:44,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2018-04-10 16:01:44,229 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 16:01:44,230 INFO L355 BasicCegarLoop]: trace histogram [21, 20, 20, 20, 20, 20, 20, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-10 16:01:44,230 INFO L408 AbstractCegarLoop]: === Iteration 57 === [__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr0RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr1RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr4AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr2AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr5AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr3AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr22RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr4RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr12RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr27RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr35RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr17RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr9RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr2RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr25RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr15RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr7RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr19RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr39RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr16RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr29RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr32RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr6RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr8RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr31RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr3RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr26RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr36RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr23RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr0RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr18RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr21RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr13RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr33RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr38RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr24RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr10RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr28RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr34RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr5RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr20RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr30RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr11RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr37RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr1RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr14RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr25AssertViolationMEMORY_FREE, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr28EnsuresViolationMEMORY_LEAK, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr24AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr14RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr12RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr8RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr3RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr0RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr2RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr7RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr5RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr11RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr14RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr1RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr9RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr13RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr4RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr15RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr6RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr10RequiresViolation]=== [2018-04-10 16:01:44,230 INFO L82 PathProgramCache]: Analyzing trace with hash 995046538, now seen corresponding path program 1 times [2018-04-10 16:01:44,230 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-10 16:01:44,230 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-10 16:01:44,230 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 16:01:44,230 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-10 16:01:44,230 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 16:01:44,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 16:01:44,243 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 16:01:44,250 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-10 16:01:44,250 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-10 16:01:44,250 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-10 16:01:44,251 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-10 16:01:44,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 16:01:44,335 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-10 16:01:44,336 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 [2018-04-10 16:01:44,337 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-10 16:01:44,339 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:01:44,339 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2018-04-10 16:01:44,361 WARN L1033 $PredicateComparison]: unable to prove that (exists ((|__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc5.base| Int)) (and (<= (select |c_old(#valid)| |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc5.base|) 0) (= (store |c_old(#valid)| |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc5.base| 1) |c_#valid|))) is different from true [2018-04-10 16:01:44,363 WARN L1033 $PredicateComparison]: unable to prove that (exists ((|__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc6.base| Int) (|__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc5.base| Int)) (let ((.cse0 (store |c_old(#valid)| |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc5.base| 1))) (and (<= (select |c_old(#valid)| |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc5.base|) 0) (<= (select .cse0 |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc6.base|) 0) (= |c_#valid| (store .cse0 |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc6.base| 1))))) is different from true [2018-04-10 16:01:44,456 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:01:44,456 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:01:44,458 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:01:44,459 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:01:44,461 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 59 [2018-04-10 16:01:44,488 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:01:44,489 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:01:44,490 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:01:44,491 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:01:44,492 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:01:44,494 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 8 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 68 [2018-04-10 16:01:44,497 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 54 [2018-04-10 16:01:44,498 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-10 16:01:44,516 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:01:44,530 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:01:44,543 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-1 vars, End of recursive call: 3 dim-0 vars, and 1 xjuncts. [2018-04-10 16:01:44,543 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 4 variables, input treesize:52, output treesize:55 [2018-04-10 16:01:44,609 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:01:44,610 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:01:44,611 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:01:44,611 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:01:44,612 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:01:44,612 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 11 disjoint index pairs (out of 10 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 41 [2018-04-10 16:01:44,613 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-10 16:01:44,629 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 17 [2018-04-10 16:01:44,630 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 16:01:44,648 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 2 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-10 16:01:44,648 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 6 variables, input treesize:66, output treesize:20 [2018-04-10 16:01:44,811 INFO L134 CoverageAnalysis]: Checked inductivity of 1376 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 1370 trivial. 0 not checked. [2018-04-10 16:01:44,811 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-10 16:01:44,811 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [13] total 13 [2018-04-10 16:01:44,811 INFO L442 AbstractCegarLoop]: Interpolant automaton has 14 states [2018-04-10 16:01:44,812 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2018-04-10 16:01:44,812 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=110, Unknown=3, NotChecked=42, Total=182 [2018-04-10 16:01:44,812 INFO L87 Difference]: Start difference. First operand 575 states and 608 transitions. Second operand 14 states. [2018-04-10 16:01:45,586 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 16:01:45,586 INFO L93 Difference]: Finished difference Result 673 states and 739 transitions. [2018-04-10 16:01:45,586 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2018-04-10 16:01:45,586 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 203 [2018-04-10 16:01:45,587 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 16:01:45,588 INFO L225 Difference]: With dead ends: 673 [2018-04-10 16:01:45,589 INFO L226 Difference]: Without dead ends: 673 [2018-04-10 16:01:45,589 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 206 GetRequests, 190 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 2 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=48, Invalid=196, Unknown=4, NotChecked=58, Total=306 [2018-04-10 16:01:45,589 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 673 states. [2018-04-10 16:01:45,594 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 673 to 632. [2018-04-10 16:01:45,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 632 states. [2018-04-10 16:01:45,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 632 states to 632 states and 686 transitions. [2018-04-10 16:01:45,595 INFO L78 Accepts]: Start accepts. Automaton has 632 states and 686 transitions. Word has length 203 [2018-04-10 16:01:45,596 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 16:01:45,596 INFO L459 AbstractCegarLoop]: Abstraction has 632 states and 686 transitions. [2018-04-10 16:01:45,596 INFO L460 AbstractCegarLoop]: Interpolant automaton has 14 states. [2018-04-10 16:01:45,596 INFO L276 IsEmpty]: Start isEmpty. Operand 632 states and 686 transitions. [2018-04-10 16:01:45,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2018-04-10 16:01:45,597 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 16:01:45,597 INFO L355 BasicCegarLoop]: trace histogram [21, 20, 20, 20, 20, 20, 20, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-10 16:01:45,597 INFO L408 AbstractCegarLoop]: === Iteration 58 === [__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr0RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr1RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr4AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr2AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr5AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr3AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr22RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr4RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr12RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr27RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr35RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr17RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr9RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr2RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr25RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr15RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr7RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr19RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr39RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr16RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr29RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr32RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr6RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr8RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr31RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr3RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr26RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr36RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr23RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr0RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr18RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr21RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr13RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr33RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr38RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr24RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr10RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr28RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr34RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr5RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr20RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr30RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr11RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr37RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr1RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr14RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr25AssertViolationMEMORY_FREE, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr28EnsuresViolationMEMORY_LEAK, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr24AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr14RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr12RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr8RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr3RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr0RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr2RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr7RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr5RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr11RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr14RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr1RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr9RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr13RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr4RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr15RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr6RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr10RequiresViolation]=== [2018-04-10 16:01:45,597 INFO L82 PathProgramCache]: Analyzing trace with hash 291198177, now seen corresponding path program 1 times [2018-04-10 16:01:45,597 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-10 16:01:45,597 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-10 16:01:45,598 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 16:01:45,598 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-10 16:01:45,598 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 16:01:45,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 16:01:45,614 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 16:01:45,698 INFO L134 CoverageAnalysis]: Checked inductivity of 1370 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1370 trivial. 0 not checked. [2018-04-10 16:01:45,698 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-10 16:01:45,698 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-04-10 16:01:45,698 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-04-10 16:01:45,698 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-04-10 16:01:45,699 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-04-10 16:01:45,699 INFO L87 Difference]: Start difference. First operand 632 states and 686 transitions. Second operand 5 states. [2018-04-10 16:01:45,826 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 16:01:45,826 INFO L93 Difference]: Finished difference Result 646 states and 702 transitions. [2018-04-10 16:01:45,864 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-04-10 16:01:45,864 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 202 [2018-04-10 16:01:45,864 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 16:01:45,865 INFO L225 Difference]: With dead ends: 646 [2018-04-10 16:01:45,865 INFO L226 Difference]: Without dead ends: 646 [2018-04-10 16:01:45,865 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2018-04-10 16:01:45,865 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 646 states. [2018-04-10 16:01:45,868 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 646 to 637. [2018-04-10 16:01:45,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 637 states. [2018-04-10 16:01:45,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 637 states to 637 states and 693 transitions. [2018-04-10 16:01:45,869 INFO L78 Accepts]: Start accepts. Automaton has 637 states and 693 transitions. Word has length 202 [2018-04-10 16:01:45,869 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 16:01:45,869 INFO L459 AbstractCegarLoop]: Abstraction has 637 states and 693 transitions. [2018-04-10 16:01:45,869 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-04-10 16:01:45,869 INFO L276 IsEmpty]: Start isEmpty. Operand 637 states and 693 transitions. [2018-04-10 16:01:45,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2018-04-10 16:01:45,870 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 16:01:45,870 INFO L355 BasicCegarLoop]: trace histogram [21, 20, 20, 20, 20, 20, 20, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-10 16:01:45,871 INFO L408 AbstractCegarLoop]: === Iteration 59 === [__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr0RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr1RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr4AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr2AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr5AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr3AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr22RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr4RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr12RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr27RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr35RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr17RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr9RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr2RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr25RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr15RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr7RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr19RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr39RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr16RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr29RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr32RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr6RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr8RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr31RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr3RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr26RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr36RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr23RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr0RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr18RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr21RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr13RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr33RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr38RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr24RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr10RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr28RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr34RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr5RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr20RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr30RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr11RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr37RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr1RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr14RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr25AssertViolationMEMORY_FREE, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr28EnsuresViolationMEMORY_LEAK, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr24AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr14RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr12RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr8RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr3RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr0RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr2RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr7RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr5RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr11RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr14RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr1RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr9RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr13RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr4RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr15RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr6RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr10RequiresViolation]=== [2018-04-10 16:01:45,871 INFO L82 PathProgramCache]: Analyzing trace with hash 291198178, now seen corresponding path program 1 times [2018-04-10 16:01:45,871 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-10 16:01:45,871 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-10 16:01:45,871 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 16:01:45,872 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-10 16:01:45,872 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 16:01:45,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 16:01:45,885 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 16:01:45,892 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-10 16:01:45,892 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-10 16:01:45,892 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-10 16:01:45,893 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-10 16:01:45,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 16:01:45,951 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-10 16:01:45,957 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 [2018-04-10 16:01:45,957 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-10 16:01:45,962 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 [2018-04-10 16:01:45,962 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 16:01:45,966 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:01:45,966 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:22, output treesize:20 [2018-04-10 16:01:46,005 WARN L1033 $PredicateComparison]: unable to prove that (exists ((|__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc6.base| Int) (|__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc5.base| Int)) (and (= |c_#length| (store (store |c_old(#length)| |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc5.base| 16) |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc6.base| 80)) (<= (select |c_old(#valid)| |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc5.base|) 0) (<= (select (store |c_old(#valid)| |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc5.base| 1) |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc6.base|) 0))) is different from true [2018-04-10 16:01:46,098 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:01:46,098 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:01:46,099 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 27 [2018-04-10 16:01:46,101 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:01:46,101 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:01:46,101 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:01:46,102 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 6 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 46 [2018-04-10 16:01:46,102 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 16:01:46,109 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:01:46,122 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:01:46,122 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:01:46,123 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:01:46,124 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:01:46,124 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:01:46,125 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 27 [2018-04-10 16:01:46,125 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-10 16:01:46,132 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-1 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-10 16:01:46,132 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 4 variables, input treesize:45, output treesize:28 [2018-04-10 16:01:46,164 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-10 16:01:46,166 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-10 16:01:46,166 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 16:01:46,167 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:01:46,177 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-10 16:01:46,179 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-10 16:01:46,179 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-10 16:01:46,180 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:01:46,189 INFO L267 ElimStorePlain]: Start of recursive call 1: 5 dim-0 vars, 2 dim-2 vars, End of recursive call: 3 dim-0 vars, and 1 xjuncts. [2018-04-10 16:01:46,189 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 7 variables, input treesize:50, output treesize:40 [2018-04-10 16:01:46,235 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 13 [2018-04-10 16:01:46,237 INFO L682 Elim1Store]: detected equality via solver [2018-04-10 16:01:46,237 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2018-04-10 16:01:46,237 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 16:01:46,239 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:01:46,248 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 16 [2018-04-10 16:01:46,249 INFO L682 Elim1Store]: detected equality via solver [2018-04-10 16:01:46,250 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 10 [2018-04-10 16:01:46,250 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-10 16:01:46,252 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:01:46,259 INFO L267 ElimStorePlain]: Start of recursive call 1: 5 dim-0 vars, 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-10 16:01:46,259 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 7 variables, input treesize:57, output treesize:22 [2018-04-10 16:01:46,384 INFO L134 CoverageAnalysis]: Checked inductivity of 1370 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1370 trivial. 0 not checked. [2018-04-10 16:01:46,384 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-10 16:01:46,384 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2018-04-10 16:01:46,384 INFO L442 AbstractCegarLoop]: Interpolant automaton has 15 states [2018-04-10 16:01:46,384 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2018-04-10 16:01:46,385 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=148, Unknown=3, NotChecked=24, Total=210 [2018-04-10 16:01:46,385 INFO L87 Difference]: Start difference. First operand 637 states and 693 transitions. Second operand 15 states. [2018-04-10 16:01:46,911 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 16:01:46,911 INFO L93 Difference]: Finished difference Result 685 states and 748 transitions. [2018-04-10 16:01:46,911 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2018-04-10 16:01:46,911 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 202 [2018-04-10 16:01:46,911 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 16:01:46,912 INFO L225 Difference]: With dead ends: 685 [2018-04-10 16:01:46,912 INFO L226 Difference]: Without dead ends: 685 [2018-04-10 16:01:46,913 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 209 GetRequests, 187 SyntacticMatches, 1 SemanticMatches, 21 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 71 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=83, Invalid=378, Unknown=5, NotChecked=40, Total=506 [2018-04-10 16:01:46,913 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 685 states. [2018-04-10 16:01:46,916 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 685 to 642. [2018-04-10 16:01:46,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 642 states. [2018-04-10 16:01:46,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 642 states to 642 states and 699 transitions. [2018-04-10 16:01:46,917 INFO L78 Accepts]: Start accepts. Automaton has 642 states and 699 transitions. Word has length 202 [2018-04-10 16:01:46,917 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 16:01:46,917 INFO L459 AbstractCegarLoop]: Abstraction has 642 states and 699 transitions. [2018-04-10 16:01:46,917 INFO L460 AbstractCegarLoop]: Interpolant automaton has 15 states. [2018-04-10 16:01:46,918 INFO L276 IsEmpty]: Start isEmpty. Operand 642 states and 699 transitions. [2018-04-10 16:01:46,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2018-04-10 16:01:46,918 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 16:01:46,918 INFO L355 BasicCegarLoop]: trace histogram [21, 20, 20, 20, 20, 20, 20, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-10 16:01:46,918 INFO L408 AbstractCegarLoop]: === Iteration 60 === [__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr0RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr1RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr4AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr2AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr5AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr3AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr22RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr4RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr12RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr27RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr35RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr17RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr9RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr2RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr25RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr15RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr7RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr19RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr39RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr16RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr29RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr32RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr6RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr8RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr31RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr3RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr26RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr36RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr23RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr0RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr18RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr21RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr13RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr33RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr38RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr24RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr10RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr28RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr34RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr5RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr20RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr30RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr11RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr37RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr1RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr14RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr25AssertViolationMEMORY_FREE, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr28EnsuresViolationMEMORY_LEAK, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr24AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr14RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr12RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr8RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr3RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr0RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr2RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr7RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr5RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr11RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr14RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr1RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr9RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr13RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr4RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr15RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr6RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr10RequiresViolation]=== [2018-04-10 16:01:46,918 INFO L82 PathProgramCache]: Analyzing trace with hash 667655710, now seen corresponding path program 1 times [2018-04-10 16:01:46,919 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-10 16:01:46,919 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-10 16:01:46,919 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 16:01:46,919 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-10 16:01:46,919 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 16:01:46,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 16:01:46,929 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 16:01:47,007 INFO L134 CoverageAnalysis]: Checked inductivity of 1370 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1370 trivial. 0 not checked. [2018-04-10 16:01:47,008 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-10 16:01:47,008 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-04-10 16:01:47,008 INFO L442 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-04-10 16:01:47,008 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-04-10 16:01:47,008 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2018-04-10 16:01:47,008 INFO L87 Difference]: Start difference. First operand 642 states and 699 transitions. Second operand 8 states. [2018-04-10 16:01:47,121 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 16:01:47,121 INFO L93 Difference]: Finished difference Result 660 states and 715 transitions. [2018-04-10 16:01:47,121 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2018-04-10 16:01:47,121 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 204 [2018-04-10 16:01:47,121 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 16:01:47,122 INFO L225 Difference]: With dead ends: 660 [2018-04-10 16:01:47,122 INFO L226 Difference]: Without dead ends: 660 [2018-04-10 16:01:47,122 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=43, Invalid=113, Unknown=0, NotChecked=0, Total=156 [2018-04-10 16:01:47,123 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 660 states. [2018-04-10 16:01:47,127 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 660 to 642. [2018-04-10 16:01:47,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 642 states. [2018-04-10 16:01:47,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 642 states to 642 states and 697 transitions. [2018-04-10 16:01:47,128 INFO L78 Accepts]: Start accepts. Automaton has 642 states and 697 transitions. Word has length 204 [2018-04-10 16:01:47,128 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 16:01:47,128 INFO L459 AbstractCegarLoop]: Abstraction has 642 states and 697 transitions. [2018-04-10 16:01:47,128 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-04-10 16:01:47,128 INFO L276 IsEmpty]: Start isEmpty. Operand 642 states and 697 transitions. [2018-04-10 16:01:47,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2018-04-10 16:01:47,129 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 16:01:47,129 INFO L355 BasicCegarLoop]: trace histogram [21, 20, 20, 20, 20, 20, 20, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-10 16:01:47,129 INFO L408 AbstractCegarLoop]: === Iteration 61 === [__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr0RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr1RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr4AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr2AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr5AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr3AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr22RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr4RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr12RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr27RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr35RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr17RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr9RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr2RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr25RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr15RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr7RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr19RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr39RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr16RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr29RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr32RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr6RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr8RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr31RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr3RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr26RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr36RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr23RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr0RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr18RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr21RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr13RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr33RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr38RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr24RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr10RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr28RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr34RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr5RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr20RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr30RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr11RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr37RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr1RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr14RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr25AssertViolationMEMORY_FREE, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr28EnsuresViolationMEMORY_LEAK, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr24AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr14RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr12RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr8RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr3RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr0RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr2RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr7RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr5RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr11RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr14RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr1RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr9RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr13RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr4RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr15RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr6RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr10RequiresViolation]=== [2018-04-10 16:01:47,129 INFO L82 PathProgramCache]: Analyzing trace with hash -748816502, now seen corresponding path program 1 times [2018-04-10 16:01:47,129 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-10 16:01:47,129 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-10 16:01:47,129 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 16:01:47,129 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-10 16:01:47,129 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 16:01:47,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 16:01:47,140 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 16:01:47,178 INFO L134 CoverageAnalysis]: Checked inductivity of 1370 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1370 trivial. 0 not checked. [2018-04-10 16:01:47,179 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-10 16:01:47,179 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-04-10 16:01:47,179 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-04-10 16:01:47,179 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-04-10 16:01:47,179 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-04-10 16:01:47,179 INFO L87 Difference]: Start difference. First operand 642 states and 697 transitions. Second operand 5 states. [2018-04-10 16:01:47,282 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 16:01:47,282 INFO L93 Difference]: Finished difference Result 648 states and 703 transitions. [2018-04-10 16:01:47,282 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-04-10 16:01:47,282 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 205 [2018-04-10 16:01:47,283 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 16:01:47,284 INFO L225 Difference]: With dead ends: 648 [2018-04-10 16:01:47,284 INFO L226 Difference]: Without dead ends: 648 [2018-04-10 16:01:47,284 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2018-04-10 16:01:47,285 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 648 states. [2018-04-10 16:01:47,290 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 648 to 645. [2018-04-10 16:01:47,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 645 states. [2018-04-10 16:01:47,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 645 states to 645 states and 701 transitions. [2018-04-10 16:01:47,291 INFO L78 Accepts]: Start accepts. Automaton has 645 states and 701 transitions. Word has length 205 [2018-04-10 16:01:47,291 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 16:01:47,291 INFO L459 AbstractCegarLoop]: Abstraction has 645 states and 701 transitions. [2018-04-10 16:01:47,291 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-04-10 16:01:47,291 INFO L276 IsEmpty]: Start isEmpty. Operand 645 states and 701 transitions. [2018-04-10 16:01:47,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2018-04-10 16:01:47,292 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 16:01:47,293 INFO L355 BasicCegarLoop]: trace histogram [21, 20, 20, 20, 20, 20, 20, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-10 16:01:47,293 INFO L408 AbstractCegarLoop]: === Iteration 62 === [__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr0RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr1RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr4AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr2AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr5AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr3AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr22RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr4RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr12RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr27RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr35RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr17RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr9RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr2RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr25RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr15RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr7RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr19RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr39RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr16RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr29RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr32RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr6RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr8RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr31RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr3RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr26RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr36RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr23RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr0RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr18RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr21RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr13RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr33RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr38RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr24RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr10RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr28RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr34RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr5RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr20RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr30RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr11RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr37RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr1RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr14RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr25AssertViolationMEMORY_FREE, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr28EnsuresViolationMEMORY_LEAK, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr24AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr14RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr12RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr8RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr3RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr0RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr2RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr7RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr5RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr11RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr14RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr1RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr9RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr13RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr4RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr15RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr6RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr10RequiresViolation]=== [2018-04-10 16:01:47,293 INFO L82 PathProgramCache]: Analyzing trace with hash -748816501, now seen corresponding path program 1 times [2018-04-10 16:01:47,293 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-10 16:01:47,293 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-10 16:01:47,294 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 16:01:47,294 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-10 16:01:47,294 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 16:01:47,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 16:01:47,307 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 16:01:47,348 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-10 16:01:47,348 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-10 16:01:47,348 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-10 16:01:47,349 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-10 16:01:47,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 16:01:47,398 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-10 16:01:47,436 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-10 16:01:47,437 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-10 16:01:47,438 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 16:01:47,439 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:01:47,448 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-10 16:01:47,449 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-10 16:01:47,449 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-10 16:01:47,451 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:01:47,457 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-10 16:01:47,457 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 5 variables, input treesize:35, output treesize:21 [2018-04-10 16:01:47,508 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 13 [2018-04-10 16:01:47,509 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 5 [2018-04-10 16:01:47,509 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 16:01:47,510 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:01:47,517 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 16 [2018-04-10 16:01:47,518 INFO L682 Elim1Store]: detected equality via solver [2018-04-10 16:01:47,518 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 10 [2018-04-10 16:01:47,518 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-10 16:01:47,520 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:01:47,525 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:01:47,525 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 5 variables, input treesize:47, output treesize:12 [2018-04-10 16:01:47,553 INFO L134 CoverageAnalysis]: Checked inductivity of 1370 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1370 trivial. 0 not checked. [2018-04-10 16:01:47,553 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-10 16:01:47,553 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2018-04-10 16:01:47,553 INFO L442 AbstractCegarLoop]: Interpolant automaton has 13 states [2018-04-10 16:01:47,553 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2018-04-10 16:01:47,553 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=121, Unknown=0, NotChecked=0, Total=156 [2018-04-10 16:01:47,553 INFO L87 Difference]: Start difference. First operand 645 states and 701 transitions. Second operand 13 states. [2018-04-10 16:01:47,805 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 16:01:47,805 INFO L93 Difference]: Finished difference Result 658 states and 713 transitions. [2018-04-10 16:01:47,805 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2018-04-10 16:01:47,805 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 205 [2018-04-10 16:01:47,805 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 16:01:47,806 INFO L225 Difference]: With dead ends: 658 [2018-04-10 16:01:47,806 INFO L226 Difference]: Without dead ends: 658 [2018-04-10 16:01:47,806 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 213 GetRequests, 193 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 81 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=104, Invalid=358, Unknown=0, NotChecked=0, Total=462 [2018-04-10 16:01:47,807 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 658 states. [2018-04-10 16:01:47,809 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 658 to 645. [2018-04-10 16:01:47,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 645 states. [2018-04-10 16:01:47,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 645 states to 645 states and 700 transitions. [2018-04-10 16:01:47,810 INFO L78 Accepts]: Start accepts. Automaton has 645 states and 700 transitions. Word has length 205 [2018-04-10 16:01:47,810 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 16:01:47,810 INFO L459 AbstractCegarLoop]: Abstraction has 645 states and 700 transitions. [2018-04-10 16:01:47,810 INFO L460 AbstractCegarLoop]: Interpolant automaton has 13 states. [2018-04-10 16:01:47,810 INFO L276 IsEmpty]: Start isEmpty. Operand 645 states and 700 transitions. [2018-04-10 16:01:47,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2018-04-10 16:01:47,811 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 16:01:47,811 INFO L355 BasicCegarLoop]: trace histogram [21, 20, 20, 20, 20, 20, 20, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-10 16:01:47,811 INFO L408 AbstractCegarLoop]: === Iteration 63 === [__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr0RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr1RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr4AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr2AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr5AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr3AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr22RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr4RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr12RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr27RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr35RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr17RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr9RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr2RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr25RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr15RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr7RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr19RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr39RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr16RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr29RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr32RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr6RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr8RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr31RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr3RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr26RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr36RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr23RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr0RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr18RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr21RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr13RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr33RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr38RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr24RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr10RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr28RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr34RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr5RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr20RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr30RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr11RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr37RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr1RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr14RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr25AssertViolationMEMORY_FREE, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr28EnsuresViolationMEMORY_LEAK, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr24AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr14RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr12RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr8RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr3RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr0RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr2RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr7RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr5RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr11RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr14RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr1RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr9RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr13RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr4RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr15RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr6RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr10RequiresViolation]=== [2018-04-10 16:01:47,811 INFO L82 PathProgramCache]: Analyzing trace with hash 1341913945, now seen corresponding path program 1 times [2018-04-10 16:01:47,811 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-10 16:01:47,811 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-10 16:01:47,812 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 16:01:47,812 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-10 16:01:47,812 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 16:01:47,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 16:01:47,829 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 16:01:47,864 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-10 16:01:47,865 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-10 16:01:47,865 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-10 16:01:47,865 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-10 16:01:48,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 16:01:48,036 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-10 16:01:48,050 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 [2018-04-10 16:01:48,050 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-10 16:01:48,051 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:01:48,051 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:6, output treesize:5 [2018-04-10 16:01:48,079 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-04-10 16:01:48,080 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-10 16:01:48,085 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:01:48,085 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:20, output treesize:15 [2018-04-10 16:01:48,087 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-04-10 16:01:48,087 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-10 16:01:48,088 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:01:48,088 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:5, output treesize:1 [2018-04-10 16:01:48,117 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-10 16:01:48,118 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-10 16:01:48,118 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 16:01:48,120 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:01:48,126 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:01:48,126 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:31, output treesize:24 [2018-04-10 16:01:48,153 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 33 [2018-04-10 16:01:48,155 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 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 22 treesize of output 21 [2018-04-10 16:01:48,155 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 16:01:48,176 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 19 treesize of output 27 [2018-04-10 16:01:48,176 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-10 16:01:48,190 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-10 16:01:48,206 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-10 16:01:48,208 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-10 16:01:48,208 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-10 16:01:48,210 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:01:48,231 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-10 16:01:48,231 INFO L202 ElimStorePlain]: Needed 6 recursive calls to eliminate 4 variables, input treesize:40, output treesize:63 [2018-04-10 16:01:48,255 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:01:48,256 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:01:48,256 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 40 [2018-04-10 16:01:48,257 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-10 16:01:48,266 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:01:48,266 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:73, output treesize:33 [2018-04-10 16:01:48,309 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 31 [2018-04-10 16:01:48,310 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 23 [2018-04-10 16:01:48,310 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-10 16:01:48,314 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-10 16:01:48,321 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: 3 dim-0 vars, and 1 xjuncts. [2018-04-10 16:01:48,321 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:54, output treesize:38 [2018-04-10 16:01:48,338 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 24 [2018-04-10 16:01:48,340 INFO L682 Elim1Store]: detected equality via solver [2018-04-10 16:01:48,340 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2018-04-10 16:01:48,340 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 16:01:48,344 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2018-04-10 16:01:48,344 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-10 16:01:48,345 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:01:48,349 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:01:48,349 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 5 variables, input treesize:45, output treesize:5 [2018-04-10 16:01:48,379 INFO L134 CoverageAnalysis]: Checked inductivity of 1370 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1370 trivial. 0 not checked. [2018-04-10 16:01:48,379 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-10 16:01:48,380 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2018-04-10 16:01:48,380 INFO L442 AbstractCegarLoop]: Interpolant automaton has 17 states [2018-04-10 16:01:48,380 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2018-04-10 16:01:48,380 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=236, Unknown=0, NotChecked=0, Total=272 [2018-04-10 16:01:48,380 INFO L87 Difference]: Start difference. First operand 645 states and 700 transitions. Second operand 17 states. [2018-04-10 16:01:49,004 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 16:01:49,004 INFO L93 Difference]: Finished difference Result 676 states and 734 transitions. [2018-04-10 16:01:49,005 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2018-04-10 16:01:49,005 INFO L78 Accepts]: Start accepts. Automaton has 17 states. Word has length 205 [2018-04-10 16:01:49,005 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 16:01:49,007 INFO L225 Difference]: With dead ends: 676 [2018-04-10 16:01:49,007 INFO L226 Difference]: Without dead ends: 676 [2018-04-10 16:01:49,007 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 216 GetRequests, 189 SyntacticMatches, 0 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 122 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=118, Invalid=694, Unknown=0, NotChecked=0, Total=812 [2018-04-10 16:01:49,007 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 676 states. [2018-04-10 16:01:49,012 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 676 to 630. [2018-04-10 16:01:49,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 630 states. [2018-04-10 16:01:49,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 630 states to 630 states and 679 transitions. [2018-04-10 16:01:49,013 INFO L78 Accepts]: Start accepts. Automaton has 630 states and 679 transitions. Word has length 205 [2018-04-10 16:01:49,013 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 16:01:49,013 INFO L459 AbstractCegarLoop]: Abstraction has 630 states and 679 transitions. [2018-04-10 16:01:49,013 INFO L460 AbstractCegarLoop]: Interpolant automaton has 17 states. [2018-04-10 16:01:49,013 INFO L276 IsEmpty]: Start isEmpty. Operand 630 states and 679 transitions. [2018-04-10 16:01:49,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2018-04-10 16:01:49,014 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 16:01:49,014 INFO L355 BasicCegarLoop]: trace histogram [21, 20, 20, 20, 20, 20, 20, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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] [2018-04-10 16:01:49,014 INFO L408 AbstractCegarLoop]: === Iteration 64 === [__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr0RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr1RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr4AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr2AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr5AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr3AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr22RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr4RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr12RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr27RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr35RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr17RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr9RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr2RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr25RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr15RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr7RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr19RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr39RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr16RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr29RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr32RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr6RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr8RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr31RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr3RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr26RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr36RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr23RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr0RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr18RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr21RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr13RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr33RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr38RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr24RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr10RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr28RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr34RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr5RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr20RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr30RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr11RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr37RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr1RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr14RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr25AssertViolationMEMORY_FREE, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr28EnsuresViolationMEMORY_LEAK, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr24AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr14RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr12RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr8RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr3RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr0RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr2RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr7RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr5RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr11RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr14RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr1RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr9RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr13RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr4RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr15RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr6RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr10RequiresViolation]=== [2018-04-10 16:01:49,015 INFO L82 PathProgramCache]: Analyzing trace with hash -1001876432, now seen corresponding path program 1 times [2018-04-10 16:01:49,015 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-10 16:01:49,015 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-10 16:01:49,015 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 16:01:49,015 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-10 16:01:49,015 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 16:01:49,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 16:01:49,035 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 16:01:49,044 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-10 16:01:49,044 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-10 16:01:49,044 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-10 16:01:49,045 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-10 16:01:49,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 16:01:49,108 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-10 16:01:49,111 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 [2018-04-10 16:01:49,111 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-10 16:01:49,117 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:01:49,117 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2018-04-10 16:01:49,230 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 12 [2018-04-10 16:01:49,232 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:01:49,233 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:01:49,233 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 21 [2018-04-10 16:01:49,233 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 16:01:49,237 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:01:49,247 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-1 vars, End of recursive call: 3 dim-0 vars, and 1 xjuncts. [2018-04-10 16:01:49,247 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:65, output treesize:66 [2018-04-10 16:01:49,356 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:01:49,356 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:01:49,357 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:01:49,357 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:01:49,359 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 65 [2018-04-10 16:01:49,377 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:01:49,378 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:01:49,378 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:01:49,379 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:01:49,379 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:01:49,380 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 8 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 68 [2018-04-10 16:01:49,382 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 51 [2018-04-10 16:01:49,382 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-10 16:01:49,390 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:01:49,399 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:01:49,401 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:01:49,401 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:01:49,403 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:01:49,404 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:01:49,404 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:01:49,405 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:01:49,407 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 75 [2018-04-10 16:01:49,430 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:01:49,431 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:01:49,432 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:01:49,432 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:01:49,433 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:01:49,433 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:01:49,434 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:01:49,435 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 11 disjoint index pairs (out of 10 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 85 [2018-04-10 16:01:49,437 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 68 [2018-04-10 16:01:49,438 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-10 16:01:49,449 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:01:49,460 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:01:49,483 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 1 dim-1 vars, End of recursive call: 4 dim-0 vars, and 1 xjuncts. [2018-04-10 16:01:49,483 INFO L202 ElimStorePlain]: Needed 7 recursive calls to eliminate 5 variables, input treesize:76, output treesize:67 [2018-04-10 16:01:49,506 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:01:49,507 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 8 disjoint index pairs (out of 10 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 33 [2018-04-10 16:01:49,507 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-10 16:01:49,518 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 1 dim-1 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-10 16:01:49,518 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 5 variables, input treesize:74, output treesize:29 [2018-04-10 16:01:49,578 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:01:49,581 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:01:49,581 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:01:49,582 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:01:49,597 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 6 case distinctions, treesize of input 24 treesize of output 50 [2018-04-10 16:01:49,598 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 8 xjuncts. [2018-04-10 16:01:49,636 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-1 vars, End of recursive call: 7 dim-0 vars, and 3 xjuncts. [2018-04-10 16:01:49,636 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 4 variables, input treesize:35, output treesize:93 [2018-04-10 16:01:49,856 INFO L134 CoverageAnalysis]: Checked inductivity of 1376 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 1370 trivial. 0 not checked. [2018-04-10 16:01:49,856 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-10 16:01:49,856 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [18] total 18 [2018-04-10 16:01:49,856 INFO L442 AbstractCegarLoop]: Interpolant automaton has 19 states [2018-04-10 16:01:49,857 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2018-04-10 16:01:49,857 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=280, Unknown=18, NotChecked=0, Total=342 [2018-04-10 16:01:49,857 INFO L87 Difference]: Start difference. First operand 630 states and 679 transitions. Second operand 19 states. [2018-04-10 16:01:51,981 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 16:01:51,982 INFO L93 Difference]: Finished difference Result 844 states and 960 transitions. [2018-04-10 16:01:51,982 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2018-04-10 16:01:51,982 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 207 [2018-04-10 16:01:51,982 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 16:01:51,983 INFO L225 Difference]: With dead ends: 844 [2018-04-10 16:01:51,983 INFO L226 Difference]: Without dead ends: 844 [2018-04-10 16:01:51,984 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 215 GetRequests, 189 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 115 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=97, Invalid=630, Unknown=29, NotChecked=0, Total=756 [2018-04-10 16:01:51,984 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 844 states. [2018-04-10 16:01:51,987 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 844 to 770. [2018-04-10 16:01:51,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 770 states. [2018-04-10 16:01:51,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 770 states to 770 states and 881 transitions. [2018-04-10 16:01:51,988 INFO L78 Accepts]: Start accepts. Automaton has 770 states and 881 transitions. Word has length 207 [2018-04-10 16:01:51,989 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 16:01:51,989 INFO L459 AbstractCegarLoop]: Abstraction has 770 states and 881 transitions. [2018-04-10 16:01:51,989 INFO L460 AbstractCegarLoop]: Interpolant automaton has 19 states. [2018-04-10 16:01:51,989 INFO L276 IsEmpty]: Start isEmpty. Operand 770 states and 881 transitions. [2018-04-10 16:01:51,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2018-04-10 16:01:51,989 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 16:01:51,989 INFO L355 BasicCegarLoop]: trace histogram [21, 20, 20, 20, 20, 20, 20, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-10 16:01:51,989 INFO L408 AbstractCegarLoop]: === Iteration 65 === [__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr0RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr1RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr4AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr2AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr5AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr3AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr22RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr4RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr12RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr27RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr35RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr17RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr9RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr2RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr25RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr15RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr7RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr19RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr39RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr16RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr29RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr32RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr6RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr8RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr31RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr3RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr26RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr36RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr23RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr0RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr18RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr21RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr13RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr33RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr38RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr24RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr10RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr28RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr34RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr5RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr20RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr30RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr11RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr37RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr1RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr14RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr25AssertViolationMEMORY_FREE, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr28EnsuresViolationMEMORY_LEAK, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr24AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr14RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr12RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr8RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr3RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr0RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr2RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr7RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr5RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr11RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr14RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr1RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr9RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr13RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr4RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr15RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr6RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr10RequiresViolation]=== [2018-04-10 16:01:51,990 INFO L82 PathProgramCache]: Analyzing trace with hash 226781308, now seen corresponding path program 1 times [2018-04-10 16:01:51,990 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-10 16:01:51,990 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-10 16:01:51,990 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 16:01:51,990 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-10 16:01:51,990 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 16:01:52,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 16:01:52,001 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 16:01:52,008 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-10 16:01:52,009 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-10 16:01:52,009 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-10 16:01:52,009 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-10 16:01:52,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 16:01:52,049 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-10 16:01:52,053 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 [2018-04-10 16:01:52,053 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-10 16:01:52,063 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 [2018-04-10 16:01:52,063 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 16:01:52,067 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:01:52,067 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:22, output treesize:20 [2018-04-10 16:01:52,092 WARN L1033 $PredicateComparison]: unable to prove that (exists ((|__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc6.base| Int) (|__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc5.base| Int)) (and (= |c_#length| (store (store |c_old(#length)| |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc5.base| 16) |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc6.base| 80)) (= (select |c_old(#valid)| |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc5.base|) 0) (<= (select (store |c_old(#valid)| |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc5.base| 1) |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc6.base|) 0))) is different from true [2018-04-10 16:01:52,148 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:01:52,148 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:01:52,149 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:01:52,150 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:01:52,150 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 20 [2018-04-10 16:01:52,150 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-10 16:01:52,158 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:01:52,158 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 27 [2018-04-10 16:01:52,160 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:01:52,160 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:01:52,160 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 6 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 46 [2018-04-10 16:01:52,161 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-10 16:01:52,167 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:01:52,174 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-1 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-10 16:01:52,174 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 4 variables, input treesize:42, output treesize:25 [2018-04-10 16:01:52,200 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-10 16:01:52,201 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-10 16:01:52,201 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 16:01:52,203 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:01:52,210 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-10 16:01:52,211 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-10 16:01:52,211 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-10 16:01:52,213 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:01:52,226 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-10 16:01:52,226 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 6 variables, input treesize:44, output treesize:34 [2018-04-10 16:01:52,268 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 13 [2018-04-10 16:01:52,269 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 5 [2018-04-10 16:01:52,270 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 16:01:52,270 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:01:52,276 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 16 [2018-04-10 16:01:52,277 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 7 [2018-04-10 16:01:52,277 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-10 16:01:52,279 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:01:52,282 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-10 16:01:52,282 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 6 variables, input treesize:48, output treesize:22 [2018-04-10 16:01:52,405 INFO L134 CoverageAnalysis]: Checked inductivity of 1370 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1370 trivial. 0 not checked. [2018-04-10 16:01:52,405 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-10 16:01:52,405 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2018-04-10 16:01:52,405 INFO L442 AbstractCegarLoop]: Interpolant automaton has 14 states [2018-04-10 16:01:52,406 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2018-04-10 16:01:52,406 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=126, Unknown=3, NotChecked=22, Total=182 [2018-04-10 16:01:52,406 INFO L87 Difference]: Start difference. First operand 770 states and 881 transitions. Second operand 14 states. [2018-04-10 16:01:52,894 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 16:01:52,894 INFO L93 Difference]: Finished difference Result 890 states and 1055 transitions. [2018-04-10 16:01:52,894 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2018-04-10 16:01:52,895 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 206 [2018-04-10 16:01:52,895 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 16:01:52,896 INFO L225 Difference]: With dead ends: 890 [2018-04-10 16:01:52,896 INFO L226 Difference]: Without dead ends: 890 [2018-04-10 16:01:52,896 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 212 GetRequests, 192 SyntacticMatches, 1 SemanticMatches, 19 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 56 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=69, Invalid=311, Unknown=4, NotChecked=36, Total=420 [2018-04-10 16:01:52,896 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 890 states. [2018-04-10 16:01:52,900 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 890 to 811. [2018-04-10 16:01:52,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 811 states. [2018-04-10 16:01:52,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 811 states to 811 states and 938 transitions. [2018-04-10 16:01:52,901 INFO L78 Accepts]: Start accepts. Automaton has 811 states and 938 transitions. Word has length 206 [2018-04-10 16:01:52,901 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 16:01:52,901 INFO L459 AbstractCegarLoop]: Abstraction has 811 states and 938 transitions. [2018-04-10 16:01:52,901 INFO L460 AbstractCegarLoop]: Interpolant automaton has 14 states. [2018-04-10 16:01:52,901 INFO L276 IsEmpty]: Start isEmpty. Operand 811 states and 938 transitions. [2018-04-10 16:01:52,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2018-04-10 16:01:52,902 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 16:01:52,902 INFO L355 BasicCegarLoop]: trace histogram [21, 20, 20, 20, 20, 20, 20, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-10 16:01:52,902 INFO L408 AbstractCegarLoop]: === Iteration 66 === [__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr0RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr1RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr4AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr2AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr5AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr3AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr22RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr4RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr12RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr27RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr35RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr17RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr9RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr2RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr25RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr15RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr7RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr19RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr39RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr16RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr29RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr32RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr6RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr8RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr31RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr3RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr26RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr36RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr23RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr0RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr18RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr21RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr13RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr33RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr38RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr24RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr10RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr28RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr34RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr5RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr20RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr30RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr11RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr37RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr1RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr14RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr25AssertViolationMEMORY_FREE, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr28EnsuresViolationMEMORY_LEAK, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr24AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr14RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr12RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr8RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr3RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr0RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr2RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr7RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr5RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr11RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr14RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr1RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr9RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr13RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr4RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr15RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr6RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr10RequiresViolation]=== [2018-04-10 16:01:52,902 INFO L82 PathProgramCache]: Analyzing trace with hash 67986697, now seen corresponding path program 1 times [2018-04-10 16:01:52,902 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-10 16:01:52,903 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-10 16:01:52,903 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 16:01:52,903 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-10 16:01:52,903 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 16:01:52,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 16:01:52,915 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 16:01:52,922 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-10 16:01:52,923 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-10 16:01:52,923 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-10 16:01:52,923 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-10 16:01:53,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 16:01:53,033 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-10 16:01:53,035 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 [2018-04-10 16:01:53,035 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-10 16:01:53,037 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:01:53,038 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2018-04-10 16:01:53,043 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-10 16:01:53,044 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-10 16:01:53,044 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 16:01:53,045 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:01:53,051 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-10 16:01:53,052 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-10 16:01:53,052 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-10 16:01:53,053 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:01:53,057 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:01:53,057 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:31, output treesize:23 [2018-04-10 16:01:53,628 WARN L1033 $PredicateComparison]: unable to prove that (exists ((|__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__append_#t~ret26.offset| Int) (|__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc6.base| Int) (|__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__append_#t~mem24.base| Int) (__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__append_~pointerToList.base Int) (__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__append_~pointerToList.offset Int) (|__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__append_#t~mem24.offset| Int) (|__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc6.offset| Int) (__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_~data~0.offset Int) (|__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__append_#t~ret26.base| Int) (__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__append_~node~0.base Int)) (let ((.cse0 (store |c_old(#valid)| __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__append_~node~0.base 1)) (.cse4 (+ __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_~data~0.offset 4)) (.cse5 (+ __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_~data~0.offset 12))) (and (<= 0 __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__append_~pointerToList.offset) (= |c_#valid| (store (store .cse0 |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__append_#t~ret26.base| 1) |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc6.base| 1)) (<= (select .cse0 |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__append_#t~ret26.base|) 0) (= (let ((.cse1 (let ((.cse2 (let ((.cse3 (store |c_old(#memory_$Pointer$.offset)| __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__append_~node~0.base (store (select |c_old(#memory_$Pointer$.offset)| __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__append_~node~0.base) 4 |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__append_#t~mem24.offset|)))) (store .cse3 |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__append_#t~ret26.base| (store (store (select .cse3 |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__append_#t~ret26.base|) .cse4 |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc6.offset|) .cse5 0))))) (store .cse2 __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__append_~node~0.base (store (select .cse2 __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__append_~node~0.base) 0 |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__append_#t~ret26.offset|))))) (store .cse1 __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__append_~pointerToList.base (store (select .cse1 __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__append_~pointerToList.base) __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__append_~pointerToList.offset 0))) |c_#memory_$Pointer$.offset|) (not (= 0 |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__append_#t~ret26.base|)) (<= __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__append_~pointerToList.offset |c___U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__append_#in~pointerToList.offset|) (<= (select |c_old(#valid)| __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__append_~node~0.base) 0) (= 1 (select .cse0 __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__append_~pointerToList.base)) (= |c_#memory_$Pointer$.base| (let ((.cse6 (let ((.cse7 (let ((.cse8 (store |c_old(#memory_$Pointer$.base)| __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__append_~node~0.base (store (select |c_old(#memory_$Pointer$.base)| __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__append_~node~0.base) 4 |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__append_#t~mem24.base|)))) (store .cse8 |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__append_#t~ret26.base| (store (store (select .cse8 |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__append_#t~ret26.base|) .cse4 |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc6.base|) .cse5 0))))) (store .cse7 __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__append_~node~0.base (store (select .cse7 __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__append_~node~0.base) 0 |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__append_#t~ret26.base|))))) (store .cse6 __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__append_~pointerToList.base (store (select .cse6 __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__append_~pointerToList.base) __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__append_~pointerToList.offset __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__append_~node~0.base))))))) is different from true [2018-04-10 16:01:53,834 WARN L151 SmtUtils]: Spent 201ms on a formula simplification. DAG size of input: 82 DAG size of output 80 [2018-04-10 16:01:53,849 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:01:53,851 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:01:53,853 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:01:53,856 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:01:53,858 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:01:53,861 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:01:53,866 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 8 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 67 [2018-04-10 16:01:53,879 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 56 [2018-04-10 16:01:53,904 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 46 [2018-04-10 16:01:53,904 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-10 16:01:53,931 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:01:53,965 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:01:53,970 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:01:53,972 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:01:53,974 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:01:53,975 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:01:53,978 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 57 [2018-04-10 16:01:53,982 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 43 [2018-04-10 16:01:54,000 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 33 [2018-04-10 16:01:54,000 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-10 16:01:54,021 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:01:54,057 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:01:54,207 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 159 treesize of output 107 [2018-04-10 16:01:54,240 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-10 16:01:54,241 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-04-10 16:01:54,295 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 69 [2018-04-10 16:01:54,298 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 18 [2018-04-10 16:01:54,302 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:01:54,305 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 18 treesize of output 27 [2018-04-10 16:01:54,305 INFO L267 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2018-04-10 16:01:54,315 INFO L267 ElimStorePlain]: Start of recursive call 11: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:01:54,347 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:01:54,358 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 60 treesize of output 71 [2018-04-10 16:01:54,364 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 5 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 23 [2018-04-10 16:01:54,364 INFO L267 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2018-04-10 16:01:54,444 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:01:54,459 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:01:54,473 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 51 treesize of output 103 [2018-04-10 16:01:54,478 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 89 treesize of output 87 [2018-04-10 16:01:54,478 INFO L267 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 1 xjuncts. [2018-04-10 16:01:54,585 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:01:54,585 INFO L682 Elim1Store]: detected equality via solver [2018-04-10 16:01:54,588 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 50 [2018-04-10 16:01:54,588 INFO L267 ElimStorePlain]: Start of recursive call 17: End of recursive call: and 1 xjuncts. [2018-04-10 16:01:54,648 INFO L682 Elim1Store]: detected equality via solver [2018-04-10 16:01:54,651 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 46 [2018-04-10 16:01:54,651 INFO L267 ElimStorePlain]: Start of recursive call 18: End of recursive call: and 1 xjuncts. [2018-04-10 16:01:54,705 INFO L267 ElimStorePlain]: Start of recursive call 15: 3 dim-1 vars, End of recursive call: and 3 xjuncts. [2018-04-10 16:01:54,756 INFO L267 ElimStorePlain]: Start of recursive call 13: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 3 xjuncts. [2018-04-10 16:01:54,808 INFO L267 ElimStorePlain]: Start of recursive call 10: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 3 xjuncts. [2018-04-10 16:01:54,860 INFO L267 ElimStorePlain]: Start of recursive call 8: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 3 xjuncts. [2018-04-10 16:01:54,973 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 159 treesize of output 107 [2018-04-10 16:01:55,008 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-10 16:01:55,009 INFO L267 ElimStorePlain]: Start of recursive call 20: End of recursive call: and 1 xjuncts. [2018-04-10 16:01:55,034 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 69 [2018-04-10 16:01:55,037 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 18 [2018-04-10 16:01:55,039 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:01:55,040 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 18 treesize of output 27 [2018-04-10 16:01:55,041 INFO L267 ElimStorePlain]: Start of recursive call 23: End of recursive call: and 1 xjuncts. [2018-04-10 16:01:55,046 INFO L267 ElimStorePlain]: Start of recursive call 22: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:01:55,066 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 60 treesize of output 62 [2018-04-10 16:01:55,069 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 15 [2018-04-10 16:01:55,070 INFO L267 ElimStorePlain]: Start of recursive call 25: End of recursive call: and 1 xjuncts. [2018-04-10 16:01:55,106 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 51 treesize of output 92 [2018-04-10 16:01:55,110 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 72 treesize of output 71 [2018-04-10 16:01:55,110 INFO L267 ElimStorePlain]: Start of recursive call 27: End of recursive call: and 1 xjuncts. [2018-04-10 16:01:55,178 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:01:55,179 INFO L682 Elim1Store]: detected equality via solver [2018-04-10 16:01:55,181 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 50 [2018-04-10 16:01:55,181 INFO L267 ElimStorePlain]: Start of recursive call 28: End of recursive call: and 1 xjuncts. [2018-04-10 16:01:55,240 INFO L267 ElimStorePlain]: Start of recursive call 26: 4 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-10 16:01:55,258 INFO L267 ElimStorePlain]: Start of recursive call 24: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2018-04-10 16:01:55,275 INFO L267 ElimStorePlain]: Start of recursive call 21: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2018-04-10 16:01:55,293 INFO L267 ElimStorePlain]: Start of recursive call 19: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2018-04-10 16:01:55,365 INFO L267 ElimStorePlain]: Start of recursive call 1: 10 dim-0 vars, 1 dim-1 vars, 2 dim-2 vars, End of recursive call: 12 dim-0 vars, and 4 xjuncts. [2018-04-10 16:01:55,365 INFO L202 ElimStorePlain]: Needed 28 recursive calls to eliminate 13 variables, input treesize:368, output treesize:553 [2018-04-10 16:01:55,543 WARN L151 SmtUtils]: Spent 108ms on a formula simplification. DAG size of input: 172 DAG size of output 134 [2018-04-10 16:01:55,551 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 159 treesize of output 113 [2018-04-10 16:01:55,551 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-10 16:01:55,631 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:01:55,632 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:01:55,635 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 182 treesize of output 175 [2018-04-10 16:01:55,635 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 16:01:55,708 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 112 treesize of output 86 [2018-04-10 16:01:55,708 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-10 16:01:55,761 INFO L267 ElimStorePlain]: Start of recursive call 1: 9 dim-0 vars, 3 dim-1 vars, End of recursive call: 9 dim-0 vars, and 3 xjuncts. [2018-04-10 16:01:55,761 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 12 variables, input treesize:462, output treesize:323 [2018-04-10 16:01:56,662 WARN L148 SmtUtils]: Spent 847ms on a formula simplification that was a NOOP. DAG size: 103 [2018-04-10 16:01:57,382 WARN L151 SmtUtils]: Spent 387ms on a formula simplification. DAG size of input: 318 DAG size of output 175 [2018-04-10 16:01:57,497 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 107 treesize of output 105 [2018-04-10 16:01:57,501 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 7 [2018-04-10 16:01:57,502 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 16:01:57,555 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 1 [2018-04-10 16:01:57,555 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-10 16:01:57,579 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-04-10 16:01:57,579 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-10 16:01:57,597 INFO L267 ElimStorePlain]: Start of recursive call 2: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:01:57,642 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:01:57,644 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 152 treesize of output 162 [2018-04-10 16:01:57,647 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 1 [2018-04-10 16:01:57,647 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-10 16:01:57,671 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-04-10 16:01:57,671 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-04-10 16:01:57,690 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 7 [2018-04-10 16:01:57,690 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-04-10 16:01:57,706 INFO L267 ElimStorePlain]: Start of recursive call 6: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:01:57,743 INFO L267 ElimStorePlain]: Start of recursive call 1: 9 dim-0 vars, 2 dim-2 vars, End of recursive call: 9 dim-0 vars, and 2 xjuncts. [2018-04-10 16:01:57,743 INFO L202 ElimStorePlain]: Needed 9 recursive calls to eliminate 11 variables, input treesize:260, output treesize:190 [2018-04-10 16:01:58,084 INFO L134 CoverageAnalysis]: Checked inductivity of 1370 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1370 trivial. 0 not checked. [2018-04-10 16:01:58,084 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-10 16:01:58,084 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [25] imperfect sequences [] total 25 [2018-04-10 16:01:58,084 INFO L442 AbstractCegarLoop]: Interpolant automaton has 25 states [2018-04-10 16:01:58,084 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2018-04-10 16:01:58,084 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=491, Unknown=13, NotChecked=44, Total=600 [2018-04-10 16:01:58,085 INFO L87 Difference]: Start difference. First operand 811 states and 938 transitions. Second operand 25 states. [2018-04-10 16:01:59,444 WARN L151 SmtUtils]: Spent 191ms on a formula simplification. DAG size of input: 151 DAG size of output 140 [2018-04-10 16:01:59,815 WARN L151 SmtUtils]: Spent 254ms on a formula simplification. DAG size of input: 176 DAG size of output 150 [2018-04-10 16:02:00,265 WARN L151 SmtUtils]: Spent 347ms on a formula simplification. DAG size of input: 313 DAG size of output 159 [2018-04-10 16:02:00,540 WARN L151 SmtUtils]: Spent 187ms on a formula simplification. DAG size of input: 251 DAG size of output 120 [2018-04-10 16:02:00,747 WARN L151 SmtUtils]: Spent 126ms on a formula simplification. DAG size of input: 211 DAG size of output 108 [2018-04-10 16:02:01,029 WARN L151 SmtUtils]: Spent 118ms on a formula simplification. DAG size of input: 234 DAG size of output 113 [2018-04-10 16:02:02,048 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 16:02:02,048 INFO L93 Difference]: Finished difference Result 868 states and 1014 transitions. [2018-04-10 16:02:02,049 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2018-04-10 16:02:02,049 INFO L78 Accepts]: Start accepts. Automaton has 25 states. Word has length 208 [2018-04-10 16:02:02,049 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 16:02:02,050 INFO L225 Difference]: With dead ends: 868 [2018-04-10 16:02:02,050 INFO L226 Difference]: Without dead ends: 862 [2018-04-10 16:02:02,050 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 217 GetRequests, 184 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 127 ImplicationChecksByTransitivity, 4.2s TimeCoverageRelationStatistics Valid=120, Invalid=989, Unknown=17, NotChecked=64, Total=1190 [2018-04-10 16:02:02,051 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 862 states. [2018-04-10 16:02:02,056 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 862 to 825. [2018-04-10 16:02:02,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 825 states. [2018-04-10 16:02:02,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 825 states to 825 states and 960 transitions. [2018-04-10 16:02:02,057 INFO L78 Accepts]: Start accepts. Automaton has 825 states and 960 transitions. Word has length 208 [2018-04-10 16:02:02,057 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 16:02:02,057 INFO L459 AbstractCegarLoop]: Abstraction has 825 states and 960 transitions. [2018-04-10 16:02:02,057 INFO L460 AbstractCegarLoop]: Interpolant automaton has 25 states. [2018-04-10 16:02:02,057 INFO L276 IsEmpty]: Start isEmpty. Operand 825 states and 960 transitions. [2018-04-10 16:02:02,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2018-04-10 16:02:02,058 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 16:02:02,059 INFO L355 BasicCegarLoop]: trace histogram [21, 20, 20, 20, 20, 20, 20, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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] [2018-04-10 16:02:02,059 INFO L408 AbstractCegarLoop]: === Iteration 67 === [__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr0RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr1RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr4AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr2AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr5AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr3AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr22RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr4RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr12RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr27RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr35RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr17RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr9RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr2RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr25RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr15RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr7RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr19RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr39RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr16RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr29RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr32RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr6RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr8RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr31RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr3RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr26RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr36RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr23RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr0RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr18RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr21RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr13RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr33RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr38RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr24RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr10RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr28RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr34RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr5RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr20RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr30RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr11RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr37RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr1RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr14RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr25AssertViolationMEMORY_FREE, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr28EnsuresViolationMEMORY_LEAK, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr24AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr14RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr12RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr8RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr3RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr0RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr2RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr7RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr5RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr11RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr14RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr1RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr9RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr13RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr4RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr15RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr6RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr10RequiresViolation]=== [2018-04-10 16:02:02,059 INFO L82 PathProgramCache]: Analyzing trace with hash -2102750690, now seen corresponding path program 1 times [2018-04-10 16:02:02,059 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-10 16:02:02,059 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-10 16:02:02,060 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 16:02:02,060 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-10 16:02:02,060 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 16:02:02,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 16:02:02,074 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 16:02:02,078 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-10 16:02:02,078 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-10 16:02:02,078 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-10 16:02:02,078 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-10 16:02:02,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 16:02:02,108 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-10 16:02:02,151 WARN L1033 $PredicateComparison]: unable to prove that (exists ((|__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc5.base| Int)) (and (<= (select |c_old(#valid)| |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc5.base|) 0) (= (store |c_old(#valid)| |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc5.base| 1) |c_#valid|))) is different from true [2018-04-10 16:02:02,171 WARN L1033 $PredicateComparison]: unable to prove that (exists ((|__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc6.base| Int) (|__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc5.base| Int)) (let ((.cse0 (store |c_old(#valid)| |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc5.base| 1))) (and (<= (select |c_old(#valid)| |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc5.base|) 0) (<= (select .cse0 |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc6.base|) 0) (= |c_#valid| (store .cse0 |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc6.base| 1))))) is different from true [2018-04-10 16:02:02,259 WARN L1033 $PredicateComparison]: unable to prove that (exists ((|__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc6.base| Int) (|__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc20.base| Int) (|__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc5.base| Int)) (let ((.cse0 (store |c_old(#valid)| |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc5.base| 1))) (and (= |c_#valid| (store (store .cse0 |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc6.base| 1) |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc20.base| 1)) (<= (select |c_old(#valid)| |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc5.base|) 0) (<= (select .cse0 |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc6.base|) 0)))) is different from true [2018-04-10 16:02:02,273 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:02:02,274 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:02:02,275 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:02:02,276 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:02:02,276 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 54 [2018-04-10 16:02:02,299 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 43 [2018-04-10 16:02:02,307 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 33 [2018-04-10 16:02:02,308 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-10 16:02:02,314 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:02:02,320 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:02:02,328 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-1 vars, End of recursive call: 3 dim-0 vars, and 1 xjuncts. [2018-04-10 16:02:02,328 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 4 variables, input treesize:31, output treesize:33 [2018-04-10 16:02:02,439 INFO L134 CoverageAnalysis]: Checked inductivity of 1376 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1376 trivial. 0 not checked. [2018-04-10 16:02:02,439 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-10 16:02:02,439 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-04-10 16:02:02,439 INFO L442 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-04-10 16:02:02,439 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-04-10 16:02:02,440 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=21, Unknown=3, NotChecked=30, Total=72 [2018-04-10 16:02:02,440 INFO L87 Difference]: Start difference. First operand 825 states and 960 transitions. Second operand 9 states. [2018-04-10 16:02:02,464 WARN L1033 $PredicateComparison]: unable to prove that (and (exists ((__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__append_~pointerToList.base Int)) (= 1 (select |c_#valid| __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__append_~pointerToList.base))) (exists ((|__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc5.base| Int)) (and (<= (select |c_old(#valid)| |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc5.base|) 0) (= (store |c_old(#valid)| |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc5.base| 1) |c_#valid|)))) is different from true [2018-04-10 16:02:02,791 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 16:02:02,791 INFO L93 Difference]: Finished difference Result 827 states and 959 transitions. [2018-04-10 16:02:02,792 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2018-04-10 16:02:02,792 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 208 [2018-04-10 16:02:02,792 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 16:02:02,793 INFO L225 Difference]: With dead ends: 827 [2018-04-10 16:02:02,793 INFO L226 Difference]: Without dead ends: 827 [2018-04-10 16:02:02,793 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 210 GetRequests, 201 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 4 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=24, Invalid=30, Unknown=4, NotChecked=52, Total=110 [2018-04-10 16:02:02,793 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 827 states. [2018-04-10 16:02:02,797 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 827 to 824. [2018-04-10 16:02:02,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 824 states. [2018-04-10 16:02:02,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 824 states to 824 states and 959 transitions. [2018-04-10 16:02:02,798 INFO L78 Accepts]: Start accepts. Automaton has 824 states and 959 transitions. Word has length 208 [2018-04-10 16:02:02,798 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 16:02:02,798 INFO L459 AbstractCegarLoop]: Abstraction has 824 states and 959 transitions. [2018-04-10 16:02:02,798 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-04-10 16:02:02,798 INFO L276 IsEmpty]: Start isEmpty. Operand 824 states and 959 transitions. [2018-04-10 16:02:02,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2018-04-10 16:02:02,799 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 16:02:02,799 INFO L355 BasicCegarLoop]: trace histogram [21, 20, 20, 20, 20, 20, 20, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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] [2018-04-10 16:02:02,799 INFO L408 AbstractCegarLoop]: === Iteration 68 === [__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr0RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr1RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr4AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr2AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr5AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr3AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr22RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr4RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr12RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr27RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr35RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr17RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr9RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr2RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr25RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr15RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr7RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr19RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr39RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr16RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr29RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr32RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr6RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr8RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr31RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr3RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr26RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr36RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr23RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr0RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr18RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr21RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr13RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr33RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr38RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr24RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr10RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr28RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr34RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr5RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr20RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr30RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr11RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr37RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr1RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr14RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr25AssertViolationMEMORY_FREE, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr28EnsuresViolationMEMORY_LEAK, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr24AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr14RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr12RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr8RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr3RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr0RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr2RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr7RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr5RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr11RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr14RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr1RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr9RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr13RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr4RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr15RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr6RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr10RequiresViolation]=== [2018-04-10 16:02:02,799 INFO L82 PathProgramCache]: Analyzing trace with hash -2102750689, now seen corresponding path program 1 times [2018-04-10 16:02:02,800 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-10 16:02:02,800 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-10 16:02:02,800 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 16:02:02,800 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-10 16:02:02,800 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 16:02:02,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 16:02:02,813 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 16:02:02,825 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-10 16:02:02,826 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-10 16:02:02,826 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-10 16:02:02,826 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-10 16:02:02,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 16:02:02,846 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-10 16:02:02,864 WARN L1033 $PredicateComparison]: unable to prove that (exists ((|__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc6.base| Int) (|__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc5.base| Int)) (and (= |c_#length| (store (store |c_old(#length)| |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc5.base| 16) |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc6.base| 80)) (<= (select |c_old(#valid)| |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc5.base|) 0) (<= (select (store |c_old(#valid)| |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc5.base| 1) |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc6.base|) 0))) is different from true [2018-04-10 16:02:02,915 WARN L1033 $PredicateComparison]: unable to prove that (exists ((|__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc6.base| Int) (|__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc20.base| Int) (|__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc5.base| Int)) (and (= |c_#length| (store (store (store |c_old(#length)| |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc5.base| 16) |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc6.base| 80) |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc20.base| 16)) (<= (select |c_old(#valid)| |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc5.base|) 0) (<= (select (store |c_old(#valid)| |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc5.base| 1) |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc6.base|) 0))) is different from true [2018-04-10 16:02:02,930 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:02:02,932 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 26 [2018-04-10 16:02:02,933 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:02:02,934 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:02:02,935 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 42 [2018-04-10 16:02:02,945 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 4 case distinctions, treesize of input 30 treesize of output 46 [2018-04-10 16:02:02,946 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 4 xjuncts. [2018-04-10 16:02:02,967 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-10 16:02:02,978 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-10 16:02:02,993 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:02:02,994 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:02:02,995 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:02:02,995 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:02:02,995 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 30 [2018-04-10 16:02:02,996 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-10 16:02:03,009 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 2 dim-1 vars, End of recursive call: 5 dim-0 vars, and 2 xjuncts. [2018-04-10 16:02:03,010 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 5 variables, input treesize:41, output treesize:72 [2018-04-10 16:02:04,036 WARN L151 SmtUtils]: Spent 1017ms on a formula simplification. DAG size of input: 46 DAG size of output 42 [2018-04-10 16:02:04,140 INFO L134 CoverageAnalysis]: Checked inductivity of 1376 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1376 trivial. 0 not checked. [2018-04-10 16:02:04,140 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-10 16:02:04,140 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2018-04-10 16:02:04,140 INFO L442 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-04-10 16:02:04,140 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-04-10 16:02:04,141 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=42, Unknown=3, NotChecked=26, Total=90 [2018-04-10 16:02:04,141 INFO L87 Difference]: Start difference. First operand 824 states and 959 transitions. Second operand 10 states. [2018-04-10 16:02:04,492 WARN L148 SmtUtils]: Spent 278ms on a formula simplification that was a NOOP. DAG size: 45 [2018-04-10 16:02:04,817 WARN L151 SmtUtils]: Spent 314ms on a formula simplification. DAG size of input: 49 DAG size of output 47 [2018-04-10 16:02:04,942 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 16:02:04,942 INFO L93 Difference]: Finished difference Result 825 states and 958 transitions. [2018-04-10 16:02:04,942 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2018-04-10 16:02:04,942 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 208 [2018-04-10 16:02:04,942 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 16:02:04,943 INFO L225 Difference]: With dead ends: 825 [2018-04-10 16:02:04,943 INFO L226 Difference]: Without dead ends: 825 [2018-04-10 16:02:04,943 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 211 GetRequests, 199 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 2 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=44, Invalid=93, Unknown=3, NotChecked=42, Total=182 [2018-04-10 16:02:04,944 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 825 states. [2018-04-10 16:02:04,947 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 825 to 823. [2018-04-10 16:02:04,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 823 states. [2018-04-10 16:02:04,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 823 states to 823 states and 958 transitions. [2018-04-10 16:02:04,948 INFO L78 Accepts]: Start accepts. Automaton has 823 states and 958 transitions. Word has length 208 [2018-04-10 16:02:04,949 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 16:02:04,949 INFO L459 AbstractCegarLoop]: Abstraction has 823 states and 958 transitions. [2018-04-10 16:02:04,949 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-04-10 16:02:04,949 INFO L276 IsEmpty]: Start isEmpty. Operand 823 states and 958 transitions. [2018-04-10 16:02:04,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2018-04-10 16:02:04,949 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 16:02:04,949 INFO L355 BasicCegarLoop]: trace histogram [21, 20, 20, 20, 20, 20, 20, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-10 16:02:04,950 INFO L408 AbstractCegarLoop]: === Iteration 69 === [__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr0RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr1RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr4AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr2AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr5AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr3AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr22RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr4RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr12RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr27RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr35RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr17RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr9RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr2RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr25RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr15RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr7RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr19RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr39RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr16RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr29RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr32RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr6RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr8RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr31RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr3RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr26RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr36RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr23RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr0RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr18RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr21RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr13RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr33RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr38RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr24RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr10RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr28RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr34RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr5RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr20RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr30RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr11RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr37RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr1RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr14RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr25AssertViolationMEMORY_FREE, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr28EnsuresViolationMEMORY_LEAK, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr24AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr14RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr12RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr8RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr3RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr0RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr2RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr7RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr5RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr11RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr14RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr1RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr9RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr13RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr4RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr15RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr6RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr10RequiresViolation]=== [2018-04-10 16:02:04,950 INFO L82 PathProgramCache]: Analyzing trace with hash 1230961915, now seen corresponding path program 1 times [2018-04-10 16:02:04,950 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-10 16:02:04,950 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-10 16:02:04,950 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 16:02:04,950 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-10 16:02:04,950 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 16:02:04,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 16:02:04,962 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 16:02:04,965 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-10 16:02:04,966 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-10 16:02:04,966 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-10 16:02:04,966 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-10 16:02:05,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 16:02:05,019 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-10 16:02:05,020 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 [2018-04-10 16:02:05,020 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-10 16:02:05,021 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:02:05,021 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:6, output treesize:5 [2018-04-10 16:02:05,068 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-10 16:02:05,069 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 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 8 treesize of output 7 [2018-04-10 16:02:05,069 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 16:02:05,070 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:02:05,076 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:02:05,076 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:33, output treesize:26 [2018-04-10 16:02:05,090 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-10 16:02:05,091 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-10 16:02:05,091 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 16:02:05,092 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:02:05,106 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 20 treesize of output 32 [2018-04-10 16:02:05,108 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 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 21 treesize of output 20 [2018-04-10 16:02:05,108 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-10 16:02:05,123 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 1 new quantified variables, introduced 2 case distinctions, treesize of input 18 treesize of output 34 [2018-04-10 16:02:05,124 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 2 xjuncts. [2018-04-10 16:02:05,133 INFO L267 ElimStorePlain]: Start of recursive call 4: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-10 16:02:05,143 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 2 xjuncts. [2018-04-10 16:02:05,143 INFO L202 ElimStorePlain]: Needed 6 recursive calls to eliminate 4 variables, input treesize:42, output treesize:75 [2018-04-10 16:02:05,164 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:02:05,165 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:02:05,165 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 46 [2018-04-10 16:02:05,165 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-10 16:02:05,176 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:02:05,177 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:85, output treesize:39 [2018-04-10 16:02:05,189 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 30 [2018-04-10 16:02:05,191 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 22 [2018-04-10 16:02:05,191 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-10 16:02:05,194 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-10 16:02:05,200 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: 3 dim-0 vars, and 1 xjuncts. [2018-04-10 16:02:05,200 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:53, output treesize:37 [2018-04-10 16:02:05,214 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 23 [2018-04-10 16:02:05,216 INFO L682 Elim1Store]: detected equality via solver [2018-04-10 16:02:05,216 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 8 [2018-04-10 16:02:05,216 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 16:02:05,219 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2018-04-10 16:02:05,219 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-10 16:02:05,220 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:02:05,223 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:02:05,223 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 5 variables, input treesize:44, output treesize:4 [2018-04-10 16:02:05,266 INFO L134 CoverageAnalysis]: Checked inductivity of 1380 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 1370 trivial. 0 not checked. [2018-04-10 16:02:05,267 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-10 16:02:05,267 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2018-04-10 16:02:05,267 INFO L442 AbstractCegarLoop]: Interpolant automaton has 17 states [2018-04-10 16:02:05,267 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2018-04-10 16:02:05,267 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=238, Unknown=0, NotChecked=0, Total=272 [2018-04-10 16:02:05,267 INFO L87 Difference]: Start difference. First operand 823 states and 958 transitions. Second operand 17 states. [2018-04-10 16:02:05,839 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 16:02:05,839 INFO L93 Difference]: Finished difference Result 832 states and 963 transitions. [2018-04-10 16:02:05,839 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2018-04-10 16:02:05,839 INFO L78 Accepts]: Start accepts. Automaton has 17 states. Word has length 209 [2018-04-10 16:02:05,839 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 16:02:05,840 INFO L225 Difference]: With dead ends: 832 [2018-04-10 16:02:05,840 INFO L226 Difference]: Without dead ends: 832 [2018-04-10 16:02:05,841 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 220 GetRequests, 193 SyntacticMatches, 0 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 107 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=108, Invalid=704, Unknown=0, NotChecked=0, Total=812 [2018-04-10 16:02:05,841 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 832 states. [2018-04-10 16:02:05,844 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 832 to 785. [2018-04-10 16:02:05,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 785 states. [2018-04-10 16:02:05,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 785 states to 785 states and 902 transitions. [2018-04-10 16:02:05,845 INFO L78 Accepts]: Start accepts. Automaton has 785 states and 902 transitions. Word has length 209 [2018-04-10 16:02:05,845 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 16:02:05,845 INFO L459 AbstractCegarLoop]: Abstraction has 785 states and 902 transitions. [2018-04-10 16:02:05,845 INFO L460 AbstractCegarLoop]: Interpolant automaton has 17 states. [2018-04-10 16:02:05,845 INFO L276 IsEmpty]: Start isEmpty. Operand 785 states and 902 transitions. [2018-04-10 16:02:05,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2018-04-10 16:02:05,846 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 16:02:05,846 INFO L355 BasicCegarLoop]: trace histogram [21, 20, 20, 20, 20, 20, 20, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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] [2018-04-10 16:02:05,846 INFO L408 AbstractCegarLoop]: === Iteration 70 === [__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr0RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr1RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr4AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr2AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr5AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr3AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr22RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr4RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr12RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr27RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr35RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr17RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr9RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr2RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr25RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr15RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr7RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr19RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr39RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr16RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr29RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr32RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr6RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr8RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr31RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr3RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr26RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr36RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr23RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr0RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr18RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr21RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr13RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr33RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr38RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr24RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr10RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr28RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr34RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr5RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr20RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr30RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr11RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr37RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr1RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr14RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr25AssertViolationMEMORY_FREE, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr28EnsuresViolationMEMORY_LEAK, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr24AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr14RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr12RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr8RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr3RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr0RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr2RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr7RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr5RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr11RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr14RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr1RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr9RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr13RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr4RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr15RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr6RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr10RequiresViolation]=== [2018-04-10 16:02:05,846 INFO L82 PathProgramCache]: Analyzing trace with hash -2108783763, now seen corresponding path program 1 times [2018-04-10 16:02:05,846 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-10 16:02:05,846 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-10 16:02:05,847 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 16:02:05,847 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-10 16:02:05,847 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 16:02:05,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 16:02:05,865 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 16:02:05,868 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-10 16:02:05,869 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-10 16:02:05,869 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-10 16:02:05,869 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-10 16:02:05,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 16:02:05,944 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-10 16:02:05,950 WARN L1033 $PredicateComparison]: unable to prove that (exists ((|__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc5.base| Int)) (and (= (select |c_old(#valid)| |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc5.base|) 0) (= (store |c_old(#valid)| |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc5.base| 1) |c_#valid|))) is different from true [2018-04-10 16:02:05,952 WARN L1033 $PredicateComparison]: unable to prove that (exists ((|__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc6.base| Int) (|__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc5.base| Int)) (and (= (select |c_old(#valid)| |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc5.base|) 0) (= |c_#valid| (store (store |c_old(#valid)| |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc5.base| 1) |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc6.base| 1)))) is different from true [2018-04-10 16:02:05,993 WARN L1033 $PredicateComparison]: unable to prove that (exists ((|__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc6.base| Int) (|__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc20.base| Int) (|__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc5.base| Int)) (and (= |c_#valid| (store (store (store |c_old(#valid)| |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc5.base| 1) |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc6.base| 1) |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc20.base| 1)) (= (select |c_old(#valid)| |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc5.base|) 0))) is different from true [2018-04-10 16:02:06,003 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:02:06,004 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:02:06,004 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 30 [2018-04-10 16:02:06,007 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 26 [2018-04-10 16:02:06,011 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 25 [2018-04-10 16:02:06,012 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-10 16:02:06,016 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:02:06,021 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:02:06,025 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-1 vars, End of recursive call: 3 dim-0 vars, and 1 xjuncts. [2018-04-10 16:02:06,025 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 4 variables, input treesize:23, output treesize:25 [2018-04-10 16:02:06,107 INFO L134 CoverageAnalysis]: Checked inductivity of 1376 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1376 trivial. 0 not checked. [2018-04-10 16:02:06,107 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-10 16:02:06,108 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-04-10 16:02:06,108 INFO L442 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-04-10 16:02:06,108 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-04-10 16:02:06,108 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=15, Unknown=3, NotChecked=24, Total=56 [2018-04-10 16:02:06,108 INFO L87 Difference]: Start difference. First operand 785 states and 902 transitions. Second operand 8 states. [2018-04-10 16:02:06,173 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 16:02:06,173 INFO L93 Difference]: Finished difference Result 786 states and 901 transitions. [2018-04-10 16:02:06,173 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-04-10 16:02:06,173 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 210 [2018-04-10 16:02:06,174 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 16:02:06,175 INFO L225 Difference]: With dead ends: 786 [2018-04-10 16:02:06,175 INFO L226 Difference]: Without dead ends: 786 [2018-04-10 16:02:06,175 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 209 GetRequests, 202 SyntacticMatches, 1 SemanticMatches, 6 ConstructedPredicates, 3 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=14, Invalid=15, Unknown=3, NotChecked=24, Total=56 [2018-04-10 16:02:06,176 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 786 states. [2018-04-10 16:02:06,182 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 786 to 785. [2018-04-10 16:02:06,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 785 states. [2018-04-10 16:02:06,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 785 states to 785 states and 901 transitions. [2018-04-10 16:02:06,183 INFO L78 Accepts]: Start accepts. Automaton has 785 states and 901 transitions. Word has length 210 [2018-04-10 16:02:06,183 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 16:02:06,183 INFO L459 AbstractCegarLoop]: Abstraction has 785 states and 901 transitions. [2018-04-10 16:02:06,183 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-04-10 16:02:06,183 INFO L276 IsEmpty]: Start isEmpty. Operand 785 states and 901 transitions. [2018-04-10 16:02:06,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2018-04-10 16:02:06,184 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 16:02:06,184 INFO L355 BasicCegarLoop]: trace histogram [21, 20, 20, 20, 20, 20, 20, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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] [2018-04-10 16:02:06,184 INFO L408 AbstractCegarLoop]: === Iteration 71 === [__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr0RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr1RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr4AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr2AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr5AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr3AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr22RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr4RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr12RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr27RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr35RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr17RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr9RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr2RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr25RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr15RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr7RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr19RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr39RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr16RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr29RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr32RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr6RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr8RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr31RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr3RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr26RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr36RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr23RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr0RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr18RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr21RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr13RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr33RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr38RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr24RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr10RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr28RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr34RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr5RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr20RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr30RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr11RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr37RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr1RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr14RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr25AssertViolationMEMORY_FREE, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr28EnsuresViolationMEMORY_LEAK, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr24AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr14RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr12RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr8RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr3RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr0RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr2RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr7RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr5RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr11RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr14RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr1RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr9RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr13RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr4RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr15RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr6RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr10RequiresViolation]=== [2018-04-10 16:02:06,184 INFO L82 PathProgramCache]: Analyzing trace with hash -2108783762, now seen corresponding path program 1 times [2018-04-10 16:02:06,184 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-10 16:02:06,184 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-10 16:02:06,184 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 16:02:06,184 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-10 16:02:06,185 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 16:02:06,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 16:02:06,201 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 16:02:06,206 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-10 16:02:06,207 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-10 16:02:06,207 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-10 16:02:06,207 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-10 16:02:06,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 16:02:06,235 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-10 16:02:06,281 WARN L1033 $PredicateComparison]: unable to prove that (exists ((|__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc6.base| Int) (|__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc5.base| Int)) (and (= |c_#length| (store (store |c_old(#length)| |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc5.base| 16) |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc6.base| 80)) (<= (select |c_old(#valid)| |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc5.base|) 0) (<= (select (store |c_old(#valid)| |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc5.base| 1) |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc6.base|) 0))) is different from true [2018-04-10 16:02:06,331 WARN L1033 $PredicateComparison]: unable to prove that (exists ((|__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc6.base| Int) (|__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc20.base| Int) (|__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc5.base| Int)) (and (= |c_#length| (store (store (store |c_old(#length)| |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc5.base| 16) |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc6.base| 80) |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc20.base| 16)) (<= (select |c_old(#valid)| |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc5.base|) 0) (<= (select (store |c_old(#valid)| |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc5.base| 1) |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc6.base|) 0))) is different from true [2018-04-10 16:02:06,347 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:02:06,347 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:02:06,348 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:02:06,349 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:02:06,350 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 27 [2018-04-10 16:02:06,350 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-10 16:02:06,359 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 26 [2018-04-10 16:02:06,362 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:02:06,363 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 42 [2018-04-10 16:02:06,376 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 4 case distinctions, treesize of input 30 treesize of output 46 [2018-04-10 16:02:06,376 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 4 xjuncts. [2018-04-10 16:02:06,401 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-10 16:02:06,413 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-10 16:02:06,430 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 2 dim-1 vars, End of recursive call: 5 dim-0 vars, and 2 xjuncts. [2018-04-10 16:02:06,430 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 5 variables, input treesize:44, output treesize:78 [2018-04-10 16:02:06,635 INFO L134 CoverageAnalysis]: Checked inductivity of 1376 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1376 trivial. 0 not checked. [2018-04-10 16:02:06,635 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-10 16:02:06,635 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2018-04-10 16:02:06,635 INFO L442 AbstractCegarLoop]: Interpolant automaton has 11 states [2018-04-10 16:02:06,635 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2018-04-10 16:02:06,635 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=56, Unknown=3, NotChecked=30, Total=110 [2018-04-10 16:02:06,635 INFO L87 Difference]: Start difference. First operand 785 states and 901 transitions. Second operand 11 states. [2018-04-10 16:02:06,938 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 16:02:06,938 INFO L93 Difference]: Finished difference Result 785 states and 900 transitions. [2018-04-10 16:02:06,938 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2018-04-10 16:02:06,938 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 210 [2018-04-10 16:02:06,939 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 16:02:06,941 INFO L225 Difference]: With dead ends: 785 [2018-04-10 16:02:06,941 INFO L226 Difference]: Without dead ends: 785 [2018-04-10 16:02:06,941 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 215 GetRequests, 199 SyntacticMatches, 1 SemanticMatches, 15 ConstructedPredicates, 2 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=57, Invalid=156, Unknown=5, NotChecked=54, Total=272 [2018-04-10 16:02:06,942 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 785 states. [2018-04-10 16:02:06,948 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 785 to 768. [2018-04-10 16:02:06,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 768 states. [2018-04-10 16:02:06,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 768 states to 768 states and 882 transitions. [2018-04-10 16:02:06,950 INFO L78 Accepts]: Start accepts. Automaton has 768 states and 882 transitions. Word has length 210 [2018-04-10 16:02:06,951 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 16:02:06,951 INFO L459 AbstractCegarLoop]: Abstraction has 768 states and 882 transitions. [2018-04-10 16:02:06,951 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states. [2018-04-10 16:02:06,951 INFO L276 IsEmpty]: Start isEmpty. Operand 768 states and 882 transitions. [2018-04-10 16:02:06,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2018-04-10 16:02:06,952 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 16:02:06,952 INFO L355 BasicCegarLoop]: trace histogram [21, 20, 20, 20, 20, 20, 20, 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, 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] [2018-04-10 16:02:06,952 INFO L408 AbstractCegarLoop]: === Iteration 72 === [__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr0RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr1RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr4AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr2AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr5AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr3AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr22RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr4RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr12RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr27RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr35RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr17RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr9RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr2RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr25RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr15RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr7RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr19RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr39RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr16RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr29RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr32RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr6RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr8RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr31RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr3RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr26RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr36RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr23RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr0RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr18RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr21RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr13RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr33RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr38RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr24RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr10RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr28RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr34RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr5RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr20RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr30RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr11RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr37RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr1RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr14RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr25AssertViolationMEMORY_FREE, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr28EnsuresViolationMEMORY_LEAK, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr24AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr14RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr12RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr8RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr3RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr0RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr2RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr7RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr5RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr11RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr14RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr1RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr9RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr13RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr4RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr15RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr6RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr10RequiresViolation]=== [2018-04-10 16:02:06,953 INFO L82 PathProgramCache]: Analyzing trace with hash 508430925, now seen corresponding path program 1 times [2018-04-10 16:02:06,953 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-10 16:02:06,953 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-10 16:02:06,953 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 16:02:06,953 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-10 16:02:06,954 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 16:02:06,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 16:02:06,968 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 16:02:06,994 INFO L134 CoverageAnalysis]: Checked inductivity of 1370 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1370 trivial. 0 not checked. [2018-04-10 16:02:06,994 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-10 16:02:06,994 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-04-10 16:02:06,994 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-04-10 16:02:06,994 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-04-10 16:02:06,994 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-04-10 16:02:06,995 INFO L87 Difference]: Start difference. First operand 768 states and 882 transitions. Second operand 3 states. [2018-04-10 16:02:06,998 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 16:02:06,998 INFO L93 Difference]: Finished difference Result 779 states and 893 transitions. [2018-04-10 16:02:06,999 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-04-10 16:02:06,999 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 212 [2018-04-10 16:02:06,999 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 16:02:07,000 INFO L225 Difference]: With dead ends: 779 [2018-04-10 16:02:07,000 INFO L226 Difference]: Without dead ends: 779 [2018-04-10 16:02:07,000 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-04-10 16:02:07,001 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 779 states. [2018-04-10 16:02:07,004 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 779 to 775. [2018-04-10 16:02:07,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 775 states. [2018-04-10 16:02:07,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 775 states to 775 states and 889 transitions. [2018-04-10 16:02:07,005 INFO L78 Accepts]: Start accepts. Automaton has 775 states and 889 transitions. Word has length 212 [2018-04-10 16:02:07,006 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 16:02:07,006 INFO L459 AbstractCegarLoop]: Abstraction has 775 states and 889 transitions. [2018-04-10 16:02:07,006 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-04-10 16:02:07,006 INFO L276 IsEmpty]: Start isEmpty. Operand 775 states and 889 transitions. [2018-04-10 16:02:07,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2018-04-10 16:02:07,006 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 16:02:07,006 INFO L355 BasicCegarLoop]: trace histogram [21, 20, 20, 20, 20, 20, 20, 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, 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] [2018-04-10 16:02:07,007 INFO L408 AbstractCegarLoop]: === Iteration 73 === [__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr0RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr1RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr4AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr2AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr5AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr3AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr22RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr4RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr12RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr27RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr35RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr17RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr9RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr2RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr25RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr15RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr7RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr19RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr39RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr16RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr29RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr32RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr6RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr8RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr31RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr3RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr26RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr36RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr23RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr0RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr18RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr21RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr13RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr33RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr38RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr24RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr10RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr28RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr34RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr5RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr20RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr30RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr11RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr37RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr1RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr14RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr25AssertViolationMEMORY_FREE, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr28EnsuresViolationMEMORY_LEAK, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr24AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr14RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr12RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr8RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr3RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr0RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr2RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr7RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr5RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr11RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr14RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr1RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr9RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr13RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr4RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr15RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr6RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr10RequiresViolation]=== [2018-04-10 16:02:07,007 INFO L82 PathProgramCache]: Analyzing trace with hash -78375089, now seen corresponding path program 1 times [2018-04-10 16:02:07,007 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-10 16:02:07,007 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-10 16:02:07,007 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 16:02:07,007 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-10 16:02:07,007 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 16:02:07,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 16:02:07,018 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 16:02:07,099 INFO L134 CoverageAnalysis]: Checked inductivity of 1370 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1370 trivial. 0 not checked. [2018-04-10 16:02:07,099 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-10 16:02:07,099 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-04-10 16:02:07,099 INFO L442 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-04-10 16:02:07,100 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-04-10 16:02:07,100 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2018-04-10 16:02:07,100 INFO L87 Difference]: Start difference. First operand 775 states and 889 transitions. Second operand 9 states. [2018-04-10 16:02:07,291 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 16:02:07,291 INFO L93 Difference]: Finished difference Result 802 states and 940 transitions. [2018-04-10 16:02:07,291 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2018-04-10 16:02:07,292 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 212 [2018-04-10 16:02:07,292 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 16:02:07,293 INFO L225 Difference]: With dead ends: 802 [2018-04-10 16:02:07,293 INFO L226 Difference]: Without dead ends: 802 [2018-04-10 16:02:07,293 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=39, Invalid=143, Unknown=0, NotChecked=0, Total=182 [2018-04-10 16:02:07,294 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 802 states. [2018-04-10 16:02:07,298 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 802 to 789. [2018-04-10 16:02:07,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 789 states. [2018-04-10 16:02:07,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 789 states to 789 states and 909 transitions. [2018-04-10 16:02:07,299 INFO L78 Accepts]: Start accepts. Automaton has 789 states and 909 transitions. Word has length 212 [2018-04-10 16:02:07,299 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 16:02:07,299 INFO L459 AbstractCegarLoop]: Abstraction has 789 states and 909 transitions. [2018-04-10 16:02:07,299 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-04-10 16:02:07,299 INFO L276 IsEmpty]: Start isEmpty. Operand 789 states and 909 transitions. [2018-04-10 16:02:07,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2018-04-10 16:02:07,300 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 16:02:07,300 INFO L355 BasicCegarLoop]: trace histogram [21, 20, 20, 20, 20, 20, 20, 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, 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] [2018-04-10 16:02:07,300 INFO L408 AbstractCegarLoop]: === Iteration 74 === [__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr0RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr1RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr4AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr2AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr5AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr3AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr22RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr4RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr12RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr27RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr35RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr17RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr9RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr2RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr25RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr15RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr7RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr19RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr39RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr16RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr29RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr32RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr6RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr8RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr31RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr3RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr26RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr36RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr23RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr0RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr18RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr21RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr13RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr33RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr38RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr24RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr10RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr28RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr34RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr5RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr20RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr30RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr11RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr37RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr1RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr14RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr25AssertViolationMEMORY_FREE, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr28EnsuresViolationMEMORY_LEAK, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr24AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr14RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr12RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr8RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr3RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr0RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr2RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr7RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr5RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr11RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr14RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr1RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr9RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr13RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr4RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr15RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr6RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr10RequiresViolation]=== [2018-04-10 16:02:07,300 INFO L82 PathProgramCache]: Analyzing trace with hash -78375088, now seen corresponding path program 1 times [2018-04-10 16:02:07,300 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-10 16:02:07,300 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-10 16:02:07,300 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 16:02:07,300 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-10 16:02:07,300 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 16:02:07,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 16:02:07,315 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 16:02:07,323 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-10 16:02:07,323 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-10 16:02:07,323 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-10 16:02:07,323 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-10 16:02:07,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 16:02:07,417 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-10 16:02:07,421 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 [2018-04-10 16:02:07,421 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-10 16:02:07,425 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 [2018-04-10 16:02:07,425 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 16:02:07,428 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:02:07,428 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:16, output treesize:14 [2018-04-10 16:02:07,433 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-10 16:02:07,435 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-10 16:02:07,435 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 16:02:07,436 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:02:07,442 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-10 16:02:07,443 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-10 16:02:07,443 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-10 16:02:07,444 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:02:07,449 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:02:07,449 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:36, output treesize:28 [2018-04-10 16:02:07,944 WARN L1033 $PredicateComparison]: unable to prove that (exists ((|__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc6.base| Int) (|__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__append_#t~mem24.base| Int) (__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__append_~pointerToList.base Int) (__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__append_~pointerToList.offset Int) (|__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__append_#t~mem24.offset| Int) (|__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc6.offset| Int) (|__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__append_#t~ret26.base| Int) (__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__append_~node~0.base Int)) (let ((.cse0 (store |c_old(#valid)| __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__append_~node~0.base 1))) (and (= 0 (select (store .cse0 |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__append_#t~ret26.base| 1) |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc6.base|)) (= (select .cse0 |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__append_#t~ret26.base|) 0) (<= 0 __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__append_~pointerToList.offset) (= (select |c_old(#valid)| __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__append_~node~0.base) 0) (= |c_#memory_$Pointer$.base| (let ((.cse1 (let ((.cse2 (let ((.cse3 (store |c_old(#memory_$Pointer$.base)| __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__append_~node~0.base (store (select |c_old(#memory_$Pointer$.base)| __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__append_~node~0.base) 4 |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__append_#t~mem24.base|)))) (store .cse3 |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__append_#t~ret26.base| (store (store (select .cse3 |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__append_#t~ret26.base|) 4 |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc6.base|) 12 0))))) (store .cse2 __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__append_~node~0.base (store (select .cse2 __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__append_~node~0.base) 0 |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__append_#t~ret26.base|))))) (store .cse1 __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__append_~pointerToList.base (store (select .cse1 __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__append_~pointerToList.base) __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__append_~pointerToList.offset __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__append_~node~0.base)))) (<= __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__append_~pointerToList.offset |c___U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__append_#in~pointerToList.offset|) (= |c_#memory_$Pointer$.offset| (let ((.cse4 (let ((.cse5 (let ((.cse6 (store |c_old(#memory_$Pointer$.offset)| __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__append_~node~0.base (store (select |c_old(#memory_$Pointer$.offset)| __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__append_~node~0.base) 4 |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__append_#t~mem24.offset|)))) (store .cse6 |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__append_#t~ret26.base| (store (store (select .cse6 |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__append_#t~ret26.base|) 4 |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc6.offset|) 12 0))))) (store .cse5 __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__append_~node~0.base (store (select .cse5 __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__append_~node~0.base) 0 0))))) (store .cse4 __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__append_~pointerToList.base (store (select .cse4 __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__append_~pointerToList.base) __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__append_~pointerToList.offset 0)))) (= |c_#length| (store (store (store |c_old(#length)| __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__append_~node~0.base 8) |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__append_#t~ret26.base| 16) |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc6.base| 80))))) is different from true [2018-04-10 16:02:08,097 WARN L148 SmtUtils]: Spent 149ms on a formula simplification that was a NOOP. DAG size: 80 [2018-04-10 16:02:08,105 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:02:08,107 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:02:08,109 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:02:08,109 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 44 [2018-04-10 16:02:08,129 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:02:08,133 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:02:08,135 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:02:08,139 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:02:08,139 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 25 [2018-04-10 16:02:08,140 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 16:02:08,167 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:02:08,265 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:02:08,266 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 30 [2018-04-10 16:02:08,272 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:02:08,274 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:02:08,274 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 9 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 52 [2018-04-10 16:02:08,281 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:02:08,283 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:02:08,286 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:02:08,286 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 12 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 81 [2018-04-10 16:02:08,286 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-10 16:02:08,336 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:02:08,361 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:02:08,456 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:02:08,474 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 143 treesize of output 91 [2018-04-10 16:02:08,502 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-10 16:02:08,502 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-04-10 16:02:08,560 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:02:08,563 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:02:08,565 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:02:08,590 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 64 treesize of output 65 [2018-04-10 16:02:08,593 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 14 [2018-04-10 16:02:08,599 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 15 [2018-04-10 16:02:08,599 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2018-04-10 16:02:08,608 INFO L267 ElimStorePlain]: Start of recursive call 10: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:02:08,638 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:02:08,640 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:02:08,646 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:02:08,667 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 56 treesize of output 58 [2018-04-10 16:02:08,673 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 15 [2018-04-10 16:02:08,673 INFO L267 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2018-04-10 16:02:08,701 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:02:08,703 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:02:08,711 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:02:08,760 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 9 case distinctions, treesize of input 47 treesize of output 97 [2018-04-10 16:02:08,760 WARN L130 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2018-04-10 16:02:08,768 INFO L682 Elim1Store]: detected equality via solver [2018-04-10 16:02:08,769 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 65 treesize of output 62 [2018-04-10 16:02:08,769 INFO L267 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2018-04-10 16:02:09,119 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 44 treesize of output 43 [2018-04-10 16:02:09,119 INFO L267 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 1 xjuncts. [2018-04-10 16:02:09,231 INFO L267 ElimStorePlain]: Start of recursive call 14: 8 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:02:09,246 INFO L267 ElimStorePlain]: Start of recursive call 12: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:02:09,260 INFO L267 ElimStorePlain]: Start of recursive call 9: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:02:09,275 INFO L267 ElimStorePlain]: Start of recursive call 7: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:02:09,320 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:02:09,327 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 143 treesize of output 91 [2018-04-10 16:02:09,352 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-10 16:02:09,352 INFO L267 ElimStorePlain]: Start of recursive call 18: End of recursive call: and 1 xjuncts. [2018-04-10 16:02:09,371 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:02:09,372 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:02:09,373 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:02:09,381 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 64 treesize of output 65 [2018-04-10 16:02:09,383 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 14 [2018-04-10 16:02:09,386 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 15 [2018-04-10 16:02:09,386 INFO L267 ElimStorePlain]: Start of recursive call 21: End of recursive call: and 1 xjuncts. [2018-04-10 16:02:09,389 INFO L267 ElimStorePlain]: Start of recursive call 20: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:02:09,402 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:02:09,403 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:02:09,403 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:02:09,409 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 56 treesize of output 58 [2018-04-10 16:02:09,412 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 15 [2018-04-10 16:02:09,412 INFO L267 ElimStorePlain]: Start of recursive call 23: End of recursive call: and 1 xjuncts. [2018-04-10 16:02:09,425 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:02:09,425 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:02:09,428 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:02:09,437 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:02:09,455 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 9 case distinctions, treesize of input 47 treesize of output 104 [2018-04-10 16:02:09,456 WARN L130 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2018-04-10 16:02:09,463 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:02:09,464 INFO L682 Elim1Store]: detected equality via solver [2018-04-10 16:02:09,466 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 69 treesize of output 66 [2018-04-10 16:02:09,466 INFO L267 ElimStorePlain]: Start of recursive call 25: End of recursive call: and 1 xjuncts. [2018-04-10 16:02:09,796 INFO L682 Elim1Store]: detected equality via solver [2018-04-10 16:02:09,797 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 42 [2018-04-10 16:02:09,797 INFO L267 ElimStorePlain]: Start of recursive call 26: End of recursive call: and 1 xjuncts. [2018-04-10 16:02:09,912 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 44 treesize of output 43 [2018-04-10 16:02:10,037 INFO L267 ElimStorePlain]: Start of recursive call 27: End of recursive call: and 1 xjuncts. [2018-04-10 16:02:10,148 INFO L267 ElimStorePlain]: Start of recursive call 24: 8 dim-1 vars, End of recursive call: and 3 xjuncts. [2018-04-10 16:02:10,174 INFO L267 ElimStorePlain]: Start of recursive call 22: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 3 xjuncts. [2018-04-10 16:02:10,201 INFO L267 ElimStorePlain]: Start of recursive call 19: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 3 xjuncts. [2018-04-10 16:02:10,228 INFO L267 ElimStorePlain]: Start of recursive call 17: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 3 xjuncts. [2018-04-10 16:02:10,273 INFO L267 ElimStorePlain]: Start of recursive call 1: 8 dim-0 vars, 2 dim-1 vars, 2 dim-2 vars, End of recursive call: 6 dim-0 vars, and 3 xjuncts. [2018-04-10 16:02:10,273 INFO L202 ElimStorePlain]: Needed 27 recursive calls to eliminate 12 variables, input treesize:340, output treesize:309 [2018-04-10 16:02:10,899 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:02:10,899 INFO L682 Elim1Store]: detected equality via solver [2018-04-10 16:02:10,900 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:02:10,901 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:02:10,901 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:02:10,904 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 111 treesize of output 106 [2018-04-10 16:02:10,906 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 5 [2018-04-10 16:02:10,907 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-10 16:02:10,921 INFO L682 Elim1Store]: detected equality via solver [2018-04-10 16:02:10,921 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 16 [2018-04-10 16:02:10,921 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-10 16:02:10,930 INFO L682 Elim1Store]: detected equality via solver [2018-04-10 16:02:10,930 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 27 [2018-04-10 16:02:10,931 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-10 16:02:10,938 INFO L267 ElimStorePlain]: Start of recursive call 2: 3 dim-1 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-10 16:02:10,953 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:02:10,954 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:02:10,960 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:02:10,962 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 38 [2018-04-10 16:02:10,964 INFO L682 Elim1Store]: detected equality via solver [2018-04-10 16:02:10,965 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2018-04-10 16:02:10,965 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-10 16:02:10,972 INFO L682 Elim1Store]: detected equality via solver [2018-04-10 16:02:10,973 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2018-04-10 16:02:10,973 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-04-10 16:02:10,976 INFO L267 ElimStorePlain]: Start of recursive call 6: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:02:10,986 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 2 dim-2 vars, End of recursive call: 3 dim-0 vars, and 1 xjuncts. [2018-04-10 16:02:10,986 INFO L202 ElimStorePlain]: Needed 8 recursive calls to eliminate 6 variables, input treesize:142, output treesize:31 [2018-04-10 16:02:11,437 INFO L134 CoverageAnalysis]: Checked inductivity of 1370 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1370 trivial. 0 not checked. [2018-04-10 16:02:11,438 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-10 16:02:11,438 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [26] imperfect sequences [] total 26 [2018-04-10 16:02:11,438 INFO L442 AbstractCegarLoop]: Interpolant automaton has 27 states [2018-04-10 16:02:11,438 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2018-04-10 16:02:11,438 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=587, Unknown=10, NotChecked=48, Total=702 [2018-04-10 16:02:11,438 INFO L87 Difference]: Start difference. First operand 789 states and 909 transitions. Second operand 27 states. [2018-04-10 16:02:12,722 WARN L151 SmtUtils]: Spent 133ms on a formula simplification. DAG size of input: 116 DAG size of output 116 [2018-04-10 16:02:12,967 WARN L151 SmtUtils]: Spent 110ms on a formula simplification. DAG size of input: 114 DAG size of output 114 [2018-04-10 16:02:13,201 WARN L151 SmtUtils]: Spent 151ms on a formula simplification. DAG size of input: 118 DAG size of output 118 [2018-04-10 16:02:14,531 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 16:02:14,531 INFO L93 Difference]: Finished difference Result 871 states and 1003 transitions. [2018-04-10 16:02:14,532 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2018-04-10 16:02:14,532 INFO L78 Accepts]: Start accepts. Automaton has 27 states. Word has length 212 [2018-04-10 16:02:14,532 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 16:02:14,533 INFO L225 Difference]: With dead ends: 871 [2018-04-10 16:02:14,533 INFO L226 Difference]: Without dead ends: 871 [2018-04-10 16:02:14,534 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 225 GetRequests, 184 SyntacticMatches, 2 SemanticMatches, 39 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 213 ImplicationChecksByTransitivity, 2.1s TimeCoverageRelationStatistics Valid=137, Invalid=1413, Unknown=14, NotChecked=76, Total=1640 [2018-04-10 16:02:14,534 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 871 states. [2018-04-10 16:02:14,539 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 871 to 838. [2018-04-10 16:02:14,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 838 states. [2018-04-10 16:02:14,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 838 states to 838 states and 966 transitions. [2018-04-10 16:02:14,540 INFO L78 Accepts]: Start accepts. Automaton has 838 states and 966 transitions. Word has length 212 [2018-04-10 16:02:14,541 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 16:02:14,541 INFO L459 AbstractCegarLoop]: Abstraction has 838 states and 966 transitions. [2018-04-10 16:02:14,541 INFO L460 AbstractCegarLoop]: Interpolant automaton has 27 states. [2018-04-10 16:02:14,541 INFO L276 IsEmpty]: Start isEmpty. Operand 838 states and 966 transitions. [2018-04-10 16:02:14,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2018-04-10 16:02:14,542 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 16:02:14,542 INFO L355 BasicCegarLoop]: trace histogram [21, 20, 20, 20, 20, 20, 20, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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] [2018-04-10 16:02:14,542 INFO L408 AbstractCegarLoop]: === Iteration 75 === [__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr0RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr1RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr4AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr2AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr5AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr3AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr22RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr4RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr12RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr27RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr35RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr17RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr9RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr2RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr25RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr15RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr7RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr19RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr39RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr16RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr29RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr32RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr6RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr8RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr31RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr3RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr26RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr36RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr23RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr0RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr18RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr21RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr13RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr33RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr38RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr24RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr10RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr28RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr34RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr5RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr20RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr30RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr11RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr37RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr1RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr14RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr25AssertViolationMEMORY_FREE, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr28EnsuresViolationMEMORY_LEAK, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr24AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr14RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr12RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr8RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr3RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr0RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr2RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr7RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr5RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr11RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr14RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr1RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr9RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr13RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr4RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr15RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr6RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr10RequiresViolation]=== [2018-04-10 16:02:14,543 INFO L82 PathProgramCache]: Analyzing trace with hash 1999831095, now seen corresponding path program 1 times [2018-04-10 16:02:14,543 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-10 16:02:14,543 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-10 16:02:14,543 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 16:02:14,543 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-10 16:02:14,543 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 16:02:14,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 16:02:14,563 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 16:02:14,616 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-10 16:02:14,616 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-10 16:02:14,616 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-10 16:02:14,616 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-10 16:02:14,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 16:02:14,701 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-10 16:02:14,706 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-04-10 16:02:14,707 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-10 16:02:14,708 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:02:14,708 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:12, output treesize:7 [2018-04-10 16:02:14,715 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-10 16:02:14,717 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-10 16:02:14,717 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 16:02:14,718 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:02:14,720 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:02:14,720 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:17, output treesize:9 [2018-04-10 16:02:14,738 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 15 [2018-04-10 16:02:14,738 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-10 16:02:14,742 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. [2018-04-10 16:02:14,742 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:22, output treesize:21 [2018-04-10 16:02:14,778 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 27 treesize of output 37 [2018-04-10 16:02:14,779 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:02:14,780 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 23 treesize of output 32 [2018-04-10 16:02:14,780 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 16:02:14,789 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 [2018-04-10 16:02:14,789 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-10 16:02:14,794 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:02:14,797 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-10 16:02:14,797 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 2 variables, input treesize:30, output treesize:26 [2018-04-10 16:02:14,811 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 28 treesize of output 28 [2018-04-10 16:02:14,812 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 17 [2018-04-10 16:02:14,813 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 16:02:14,819 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 5 [2018-04-10 16:02:14,819 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-10 16:02:14,822 INFO L267 ElimStorePlain]: Start of recursive call 2: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:02:14,822 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:02:14,822 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 3 variables, input treesize:28, output treesize:5 [2018-04-10 16:02:14,849 INFO L134 CoverageAnalysis]: Checked inductivity of 1380 backedges. 3 proven. 7 refuted. 0 times theorem prover too weak. 1370 trivial. 0 not checked. [2018-04-10 16:02:14,849 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-10 16:02:14,849 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [13] total 13 [2018-04-10 16:02:14,849 INFO L442 AbstractCegarLoop]: Interpolant automaton has 14 states [2018-04-10 16:02:14,849 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2018-04-10 16:02:14,849 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=152, Unknown=0, NotChecked=0, Total=182 [2018-04-10 16:02:14,849 INFO L87 Difference]: Start difference. First operand 838 states and 966 transitions. Second operand 14 states. [2018-04-10 16:02:15,252 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 16:02:15,252 INFO L93 Difference]: Finished difference Result 840 states and 971 transitions. [2018-04-10 16:02:15,253 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2018-04-10 16:02:15,253 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 213 [2018-04-10 16:02:15,253 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 16:02:15,254 INFO L225 Difference]: With dead ends: 840 [2018-04-10 16:02:15,254 INFO L226 Difference]: Without dead ends: 840 [2018-04-10 16:02:15,254 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 220 GetRequests, 200 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 46 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=118, Invalid=344, Unknown=0, NotChecked=0, Total=462 [2018-04-10 16:02:15,255 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 840 states. [2018-04-10 16:02:15,266 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 840 to 837. [2018-04-10 16:02:15,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 837 states. [2018-04-10 16:02:15,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 837 states to 837 states and 964 transitions. [2018-04-10 16:02:15,267 INFO L78 Accepts]: Start accepts. Automaton has 837 states and 964 transitions. Word has length 213 [2018-04-10 16:02:15,267 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 16:02:15,267 INFO L459 AbstractCegarLoop]: Abstraction has 837 states and 964 transitions. [2018-04-10 16:02:15,267 INFO L460 AbstractCegarLoop]: Interpolant automaton has 14 states. [2018-04-10 16:02:15,268 INFO L276 IsEmpty]: Start isEmpty. Operand 837 states and 964 transitions. [2018-04-10 16:02:15,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2018-04-10 16:02:15,268 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 16:02:15,268 INFO L355 BasicCegarLoop]: trace histogram [21, 20, 20, 20, 20, 20, 20, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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] [2018-04-10 16:02:15,268 INFO L408 AbstractCegarLoop]: === Iteration 76 === [__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr0RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr1RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr4AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr2AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr5AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr3AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr22RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr4RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr12RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr27RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr35RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr17RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr9RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr2RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr25RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr15RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr7RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr19RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr39RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr16RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr29RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr32RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr6RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr8RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr31RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr3RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr26RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr36RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr23RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr0RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr18RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr21RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr13RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr33RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr38RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr24RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr10RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr28RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr34RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr5RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr20RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr30RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr11RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr37RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr1RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr14RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr25AssertViolationMEMORY_FREE, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr28EnsuresViolationMEMORY_LEAK, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr24AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr14RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr12RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr8RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr3RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr0RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr2RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr7RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr5RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr11RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr14RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr1RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr9RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr13RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr4RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr15RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr6RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr10RequiresViolation]=== [2018-04-10 16:02:15,269 INFO L82 PathProgramCache]: Analyzing trace with hash 1999831096, now seen corresponding path program 1 times [2018-04-10 16:02:15,269 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-10 16:02:15,269 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-10 16:02:15,269 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 16:02:15,269 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-10 16:02:15,269 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 16:02:15,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 16:02:15,283 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 16:02:15,288 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-10 16:02:15,288 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-10 16:02:15,288 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-10 16:02:15,289 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-10 16:02:15,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 16:02:15,374 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-10 16:02:15,380 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 [2018-04-10 16:02:15,380 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-10 16:02:15,383 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:02:15,383 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:16, output treesize:15 [2018-04-10 16:02:15,430 WARN L1033 $PredicateComparison]: unable to prove that (exists ((|__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc6.base| Int) (|__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc5.base| Int)) (and (= |c_#length| (store (store |c_old(#length)| |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc5.base| 16) |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc6.base| 80)) (<= (select |c_old(#valid)| |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc5.base|) 0) (<= (select (store |c_old(#valid)| |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc5.base| 1) |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc6.base|) 0))) is different from true [2018-04-10 16:02:15,487 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:02:15,488 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:02:15,488 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 27 [2018-04-10 16:02:15,490 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:02:15,490 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:02:15,491 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:02:15,491 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 6 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 46 [2018-04-10 16:02:15,491 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 16:02:15,498 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:02:15,510 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:02:15,511 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:02:15,511 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:02:15,512 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:02:15,513 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:02:15,513 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 30 [2018-04-10 16:02:15,513 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-10 16:02:15,522 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-1 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-10 16:02:15,522 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 4 variables, input treesize:45, output treesize:28 [2018-04-10 16:02:15,539 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-10 16:02:15,540 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-10 16:02:15,540 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 16:02:15,542 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:02:15,559 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-10 16:02:15,568 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-10 16:02:15,568 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-10 16:02:15,575 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:02:15,585 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 2 dim-2 vars, End of recursive call: 3 dim-0 vars, and 1 xjuncts. [2018-04-10 16:02:15,585 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 6 variables, input treesize:44, output treesize:33 [2018-04-10 16:02:15,655 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:02:15,655 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:02:15,656 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:02:15,657 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:02:15,658 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:02:15,658 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:02:15,664 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 4 case distinctions, treesize of input 26 treesize of output 53 [2018-04-10 16:02:15,665 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 4 xjuncts. [2018-04-10 16:02:15,695 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 1 dim-1 vars, End of recursive call: 10 dim-0 vars, and 3 xjuncts. [2018-04-10 16:02:15,695 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 5 variables, input treesize:42, output treesize:130 [2018-04-10 16:02:15,863 WARN L151 SmtUtils]: Spent 142ms on a formula simplification. DAG size of input: 76 DAG size of output 72 [2018-04-10 16:02:17,763 WARN L148 SmtUtils]: Spent 1863ms on a formula simplification that was a NOOP. DAG size: 99 [2018-04-10 16:02:17,780 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 81 treesize of output 89 [2018-04-10 16:02:17,782 INFO L682 Elim1Store]: detected equality via solver [2018-04-10 16:02:17,789 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 75 treesize of output 78 [2018-04-10 16:02:17,789 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 16:02:17,825 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 78 treesize of output 77 [2018-04-10 16:02:17,825 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-10 16:02:17,847 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:02:17,924 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 81 treesize of output 91 [2018-04-10 16:02:17,926 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 82 treesize of output 81 [2018-04-10 16:02:17,926 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-10 16:02:17,963 INFO L267 ElimStorePlain]: Start of recursive call 5: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:02:18,032 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 73 treesize of output 83 [2018-04-10 16:02:18,034 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 74 treesize of output 73 [2018-04-10 16:02:18,034 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-04-10 16:02:18,086 INFO L267 ElimStorePlain]: Start of recursive call 7: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:02:18,146 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 77 treesize of output 85 [2018-04-10 16:02:18,148 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 78 treesize of output 77 [2018-04-10 16:02:18,148 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2018-04-10 16:02:18,183 INFO L267 ElimStorePlain]: Start of recursive call 9: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:02:18,237 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 69 treesize of output 79 [2018-04-10 16:02:18,247 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 70 treesize of output 69 [2018-04-10 16:02:18,248 INFO L267 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2018-04-10 16:02:18,294 INFO L267 ElimStorePlain]: Start of recursive call 11: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:02:18,348 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 77 treesize of output 87 [2018-04-10 16:02:18,350 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 78 treesize of output 77 [2018-04-10 16:02:18,350 INFO L267 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2018-04-10 16:02:18,402 INFO L267 ElimStorePlain]: Start of recursive call 13: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:02:18,437 INFO L267 ElimStorePlain]: Start of recursive call 1: 15 dim-0 vars, 6 dim-2 vars, End of recursive call: 15 dim-0 vars, and 3 xjuncts. [2018-04-10 16:02:18,437 INFO L202 ElimStorePlain]: Needed 14 recursive calls to eliminate 21 variables, input treesize:236, output treesize:212 [2018-04-10 16:02:18,518 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 91 treesize of output 89 [2018-04-10 16:02:18,520 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 74 [2018-04-10 16:02:18,520 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 16:02:18,553 INFO L682 Elim1Store]: detected equality via solver [2018-04-10 16:02:18,553 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 74 treesize of output 68 [2018-04-10 16:02:18,553 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-10 16:02:18,586 INFO L682 Elim1Store]: detected equality via solver [2018-04-10 16:02:18,587 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 81 treesize of output 64 [2018-04-10 16:02:18,588 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-10 16:02:18,606 INFO L267 ElimStorePlain]: Start of recursive call 2: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:02:18,650 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 58 treesize of output 58 [2018-04-10 16:02:18,651 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 54 treesize of output 43 [2018-04-10 16:02:18,652 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-10 16:02:18,678 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 32 [2018-04-10 16:02:18,678 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-04-10 16:02:18,700 INFO L267 ElimStorePlain]: Start of recursive call 6: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:02:18,741 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 91 treesize of output 89 [2018-04-10 16:02:18,743 INFO L682 Elim1Store]: detected equality via solver [2018-04-10 16:02:18,743 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 83 [2018-04-10 16:02:18,744 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2018-04-10 16:02:18,778 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 77 treesize of output 62 [2018-04-10 16:02:18,778 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2018-04-10 16:02:18,807 INFO L682 Elim1Store]: detected equality via solver [2018-04-10 16:02:18,809 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 81 treesize of output 64 [2018-04-10 16:02:18,809 INFO L267 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2018-04-10 16:02:18,837 INFO L267 ElimStorePlain]: Start of recursive call 9: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:02:18,873 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 58 treesize of output 58 [2018-04-10 16:02:18,876 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 32 [2018-04-10 16:02:18,876 INFO L267 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2018-04-10 16:02:18,907 INFO L267 ElimStorePlain]: Start of recursive call 13: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:02:18,944 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 83 treesize of output 83 [2018-04-10 16:02:18,946 INFO L682 Elim1Store]: detected equality via solver [2018-04-10 16:02:18,946 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 79 treesize of output 75 [2018-04-10 16:02:18,946 INFO L267 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 1 xjuncts. [2018-04-10 16:02:18,976 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 69 treesize of output 58 [2018-04-10 16:02:18,976 INFO L267 ElimStorePlain]: Start of recursive call 17: End of recursive call: and 1 xjuncts. [2018-04-10 16:02:19,002 INFO L682 Elim1Store]: detected equality via solver [2018-04-10 16:02:19,003 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 75 treesize of output 60 [2018-04-10 16:02:19,003 INFO L267 ElimStorePlain]: Start of recursive call 18: End of recursive call: and 1 xjuncts. [2018-04-10 16:02:19,020 INFO L267 ElimStorePlain]: Start of recursive call 15: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:02:19,049 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 54 treesize of output 54 [2018-04-10 16:02:19,051 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 43 [2018-04-10 16:02:19,051 INFO L267 ElimStorePlain]: Start of recursive call 20: End of recursive call: and 1 xjuncts. [2018-04-10 16:02:19,071 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 32 [2018-04-10 16:02:19,071 INFO L267 ElimStorePlain]: Start of recursive call 21: End of recursive call: and 1 xjuncts. [2018-04-10 16:02:19,091 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 28 [2018-04-10 16:02:19,091 INFO L267 ElimStorePlain]: Start of recursive call 22: End of recursive call: and 1 xjuncts. [2018-04-10 16:02:19,102 INFO L267 ElimStorePlain]: Start of recursive call 19: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:02:19,124 INFO L267 ElimStorePlain]: Start of recursive call 1: 21 dim-0 vars, 6 dim-2 vars, End of recursive call: 6 dim-0 vars, and 3 xjuncts. [2018-04-10 16:02:19,124 INFO L202 ElimStorePlain]: Needed 22 recursive calls to eliminate 27 variables, input treesize:266, output treesize:66 [2018-04-10 16:02:19,317 INFO L134 CoverageAnalysis]: Checked inductivity of 1380 backedges. 3 proven. 7 refuted. 0 times theorem prover too weak. 1370 trivial. 0 not checked. [2018-04-10 16:02:19,317 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-10 16:02:19,317 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [19] total 19 [2018-04-10 16:02:19,317 INFO L442 AbstractCegarLoop]: Interpolant automaton has 20 states [2018-04-10 16:02:19,317 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2018-04-10 16:02:19,318 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=289, Unknown=8, NotChecked=34, Total=380 [2018-04-10 16:02:19,318 INFO L87 Difference]: Start difference. First operand 837 states and 964 transitions. Second operand 20 states. [2018-04-10 16:02:21,459 WARN L148 SmtUtils]: Spent 1454ms on a formula simplification that was a NOOP. DAG size: 84 [2018-04-10 16:02:28,010 WARN L151 SmtUtils]: Spent 6499ms on a formula simplification. DAG size of input: 133 DAG size of output 119 [2018-04-10 16:02:34,943 WARN L151 SmtUtils]: Spent 6845ms on a formula simplification. DAG size of input: 164 DAG size of output 134 [2018-04-10 16:02:36,955 WARN L151 SmtUtils]: Spent 1955ms on a formula simplification. DAG size of input: 145 DAG size of output 127 [2018-04-10 16:02:39,619 WARN L151 SmtUtils]: Spent 2580ms on a formula simplification. DAG size of input: 162 DAG size of output 133 [2018-04-10 16:02:40,125 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 16:02:40,125 INFO L93 Difference]: Finished difference Result 960 states and 1138 transitions. [2018-04-10 16:02:40,125 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2018-04-10 16:02:40,125 INFO L78 Accepts]: Start accepts. Automaton has 20 states. Word has length 213 [2018-04-10 16:02:40,125 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 16:02:40,128 INFO L225 Difference]: With dead ends: 960 [2018-04-10 16:02:40,128 INFO L226 Difference]: Without dead ends: 960 [2018-04-10 16:02:40,128 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 227 GetRequests, 194 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 163 ImplicationChecksByTransitivity, 22.0s TimeCoverageRelationStatistics Valid=189, Invalid=924, Unknown=13, NotChecked=64, Total=1190 [2018-04-10 16:02:40,128 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 960 states. [2018-04-10 16:02:40,136 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 960 to 900. [2018-04-10 16:02:40,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 900 states. [2018-04-10 16:02:40,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 900 states to 900 states and 1051 transitions. [2018-04-10 16:02:40,137 INFO L78 Accepts]: Start accepts. Automaton has 900 states and 1051 transitions. Word has length 213 [2018-04-10 16:02:40,138 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 16:02:40,138 INFO L459 AbstractCegarLoop]: Abstraction has 900 states and 1051 transitions. [2018-04-10 16:02:40,138 INFO L460 AbstractCegarLoop]: Interpolant automaton has 20 states. [2018-04-10 16:02:40,138 INFO L276 IsEmpty]: Start isEmpty. Operand 900 states and 1051 transitions. [2018-04-10 16:02:40,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2018-04-10 16:02:40,139 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 16:02:40,139 INFO L355 BasicCegarLoop]: trace histogram [21, 20, 20, 20, 20, 20, 20, 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, 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] [2018-04-10 16:02:40,139 INFO L408 AbstractCegarLoop]: === Iteration 77 === [__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr0RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr1RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr4AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr2AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr5AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr3AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr22RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr4RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr12RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr27RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr35RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr17RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr9RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr2RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr25RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr15RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr7RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr19RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr39RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr16RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr29RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr32RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr6RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr8RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr31RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr3RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr26RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr36RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr23RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr0RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr18RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr21RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr13RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr33RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr38RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr24RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr10RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr28RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr34RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr5RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr20RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr30RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr11RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr37RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr1RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr14RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr25AssertViolationMEMORY_FREE, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr28EnsuresViolationMEMORY_LEAK, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr24AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr14RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr12RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr8RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr3RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr0RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr2RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr7RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr5RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr11RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr14RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr1RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr9RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr13RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr4RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr15RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr6RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr10RequiresViolation]=== [2018-04-10 16:02:40,139 INFO L82 PathProgramCache]: Analyzing trace with hash 1865339510, now seen corresponding path program 1 times [2018-04-10 16:02:40,139 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-10 16:02:40,139 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-10 16:02:40,140 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 16:02:40,140 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-10 16:02:40,140 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 16:02:40,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 16:02:40,171 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 16:02:40,177 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-10 16:02:40,178 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-10 16:02:40,178 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-10 16:02:40,178 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-10 16:02:40,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 16:02:40,349 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-10 16:02:40,352 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 [2018-04-10 16:02:40,353 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-10 16:02:40,355 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:02:40,356 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2018-04-10 16:02:40,429 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 10 [2018-04-10 16:02:40,431 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 10 treesize of output 9 [2018-04-10 16:02:40,431 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 16:02:40,433 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:02:40,438 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:02:40,439 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:30, output treesize:23 [2018-04-10 16:02:40,597 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 29 [2018-04-10 16:02:40,599 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:02:40,600 INFO L682 Elim1Store]: detected equality via solver [2018-04-10 16:02:40,600 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 29 treesize of output 49 [2018-04-10 16:02:40,600 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 16:02:40,608 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:02:40,619 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-10 16:02:40,619 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:52, output treesize:48 [2018-04-10 16:02:40,717 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:02:40,720 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 27 [2018-04-10 16:02:40,722 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-10 16:02:40,722 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 16:02:40,728 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:02:40,746 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-10 16:02:40,747 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-10 16:02:40,747 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-10 16:02:40,749 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:02:40,764 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:02:40,764 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:70, output treesize:71 [2018-04-10 16:02:40,798 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:02:40,818 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 41 treesize of output 78 [2018-04-10 16:02:40,823 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 58 treesize of output 57 [2018-04-10 16:02:40,823 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 16:02:40,881 INFO L267 ElimStorePlain]: Start of recursive call 2: 4 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:02:40,907 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 55 treesize of output 61 [2018-04-10 16:02:40,909 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 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 56 treesize of output 55 [2018-04-10 16:02:40,909 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-10 16:02:40,932 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:02:40,936 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 1 new quantified variables, introduced 2 case distinctions, treesize of input 47 treesize of output 61 [2018-04-10 16:02:40,937 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-10 16:02:40,954 INFO L267 ElimStorePlain]: Start of recursive call 4: 2 dim-1 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-10 16:02:40,977 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 2 dim-2 vars, End of recursive call: 3 dim-0 vars, and 2 xjuncts. [2018-04-10 16:02:40,977 INFO L202 ElimStorePlain]: Needed 6 recursive calls to eliminate 5 variables, input treesize:90, output treesize:203 [2018-04-10 16:02:41,057 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 1 [2018-04-10 16:02:41,058 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-10 16:02:41,071 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:02:41,072 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:02:41,072 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:02:41,073 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:02:41,074 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 52 [2018-04-10 16:02:41,074 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 16:02:41,087 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-10 16:02:41,087 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 7 variables, input treesize:219, output treesize:113 [2018-04-10 16:02:41,158 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:02:41,159 INFO L682 Elim1Store]: detected equality via solver [2018-04-10 16:02:41,159 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:02:41,160 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 112 treesize of output 98 [2018-04-10 16:02:41,162 INFO L682 Elim1Store]: detected equality via solver [2018-04-10 16:02:41,167 INFO L477 Elim1Store]: Elim1 applied some preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 58 treesize of output 50 [2018-04-10 16:02:41,167 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-10 16:02:41,184 INFO L682 Elim1Store]: detected equality via solver [2018-04-10 16:02:41,185 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 53 treesize of output 48 [2018-04-10 16:02:41,185 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-10 16:02:41,193 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-10 16:02:41,208 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 1 dim-2 vars, End of recursive call: 5 dim-0 vars, and 1 xjuncts. [2018-04-10 16:02:41,208 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 5 variables, input treesize:145, output treesize:71 [2018-04-10 16:02:41,318 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 53 treesize of output 49 [2018-04-10 16:02:41,323 INFO L682 Elim1Store]: detected equality via solver [2018-04-10 16:02:41,323 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 15 [2018-04-10 16:02:41,323 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-10 16:02:41,336 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:02:41,336 INFO L682 Elim1Store]: detected equality via solver [2018-04-10 16:02:41,336 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 19 [2018-04-10 16:02:41,336 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-10 16:02:41,343 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 1 [2018-04-10 16:02:41,344 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-10 16:02:41,347 INFO L267 ElimStorePlain]: Start of recursive call 2: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:02:41,355 INFO L267 ElimStorePlain]: Start of recursive call 1: 6 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:02:41,356 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 7 variables, input treesize:77, output treesize:3 [2018-04-10 16:02:41,569 INFO L134 CoverageAnalysis]: Checked inductivity of 1370 backedges. 0 proven. 97 refuted. 0 times theorem prover too weak. 1273 trivial. 0 not checked. [2018-04-10 16:02:41,569 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-10 16:02:41,570 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [25] total 25 [2018-04-10 16:02:41,570 INFO L442 AbstractCegarLoop]: Interpolant automaton has 26 states [2018-04-10 16:02:41,570 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2018-04-10 16:02:41,570 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=63, Invalid=587, Unknown=0, NotChecked=0, Total=650 [2018-04-10 16:02:41,570 INFO L87 Difference]: Start difference. First operand 900 states and 1051 transitions. Second operand 26 states. [2018-04-10 16:02:43,276 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 16:02:43,276 INFO L93 Difference]: Finished difference Result 1040 states and 1229 transitions. [2018-04-10 16:02:43,276 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2018-04-10 16:02:43,277 INFO L78 Accepts]: Start accepts. Automaton has 26 states. Word has length 213 [2018-04-10 16:02:43,277 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 16:02:43,278 INFO L225 Difference]: With dead ends: 1040 [2018-04-10 16:02:43,278 INFO L226 Difference]: Without dead ends: 1040 [2018-04-10 16:02:43,278 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 235 GetRequests, 187 SyntacticMatches, 1 SemanticMatches, 47 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 453 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=242, Invalid=2110, Unknown=0, NotChecked=0, Total=2352 [2018-04-10 16:02:43,279 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1040 states. [2018-04-10 16:02:43,283 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1040 to 988. [2018-04-10 16:02:43,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 988 states. [2018-04-10 16:02:43,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 988 states to 988 states and 1181 transitions. [2018-04-10 16:02:43,285 INFO L78 Accepts]: Start accepts. Automaton has 988 states and 1181 transitions. Word has length 213 [2018-04-10 16:02:43,285 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 16:02:43,285 INFO L459 AbstractCegarLoop]: Abstraction has 988 states and 1181 transitions. [2018-04-10 16:02:43,285 INFO L460 AbstractCegarLoop]: Interpolant automaton has 26 states. [2018-04-10 16:02:43,285 INFO L276 IsEmpty]: Start isEmpty. Operand 988 states and 1181 transitions. [2018-04-10 16:02:43,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2018-04-10 16:02:43,286 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 16:02:43,286 INFO L355 BasicCegarLoop]: trace histogram [21, 20, 20, 20, 20, 20, 20, 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, 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] [2018-04-10 16:02:43,286 INFO L408 AbstractCegarLoop]: === Iteration 78 === [__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr0RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr1RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr4AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr2AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr5AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr3AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr22RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr4RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr12RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr27RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr35RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr17RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr9RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr2RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr25RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr15RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr7RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr19RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr39RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr16RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr29RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr32RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr6RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr8RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr31RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr3RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr26RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr36RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr23RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr0RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr18RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr21RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr13RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr33RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr38RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr24RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr10RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr28RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr34RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr5RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr20RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr30RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr11RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr37RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr1RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr14RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr25AssertViolationMEMORY_FREE, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr28EnsuresViolationMEMORY_LEAK, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr24AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr14RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr12RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr8RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr3RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr0RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr2RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr7RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr5RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr11RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr14RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr1RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr9RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr13RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr4RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr15RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr6RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr10RequiresViolation]=== [2018-04-10 16:02:43,286 INFO L82 PathProgramCache]: Analyzing trace with hash 1990949999, now seen corresponding path program 1 times [2018-04-10 16:02:43,286 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-10 16:02:43,286 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-10 16:02:43,287 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 16:02:43,287 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-10 16:02:43,287 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 16:02:43,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 16:02:43,307 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 16:02:43,311 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-10 16:02:43,311 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-10 16:02:43,312 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-10 16:02:43,312 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-10 16:02:43,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 16:02:43,414 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-10 16:02:43,416 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 [2018-04-10 16:02:43,416 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-10 16:02:43,420 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 [2018-04-10 16:02:43,420 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 16:02:43,423 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:02:43,423 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:16, output treesize:14 [2018-04-10 16:02:43,532 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 10 [2018-04-10 16:02:43,534 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 10 treesize of output 9 [2018-04-10 16:02:43,534 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 16:02:43,535 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:02:43,542 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:02:43,542 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:53, output treesize:53 [2018-04-10 16:02:43,588 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 58 treesize of output 49 [2018-04-10 16:02:43,589 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:02:43,591 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 49 treesize of output 62 [2018-04-10 16:02:43,591 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 16:02:43,599 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:02:43,607 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:02:43,607 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:66, output treesize:62 [2018-04-10 16:02:43,712 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:02:43,716 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 67 [2018-04-10 16:02:43,718 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 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 8 treesize of output 7 [2018-04-10 16:02:43,719 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 16:02:43,729 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:02:43,772 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-10 16:02:43,775 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-10 16:02:43,775 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-10 16:02:43,777 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:02:43,804 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-10 16:02:43,805 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:143, output treesize:155 [2018-04-10 16:02:43,860 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:02:43,862 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:02:43,881 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 106 treesize of output 113 [2018-04-10 16:02:43,884 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 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 123 treesize of output 122 [2018-04-10 16:02:43,884 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 16:02:44,007 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:02:44,013 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 1 new quantified variables, introduced 2 case distinctions, treesize of input 90 treesize of output 88 [2018-04-10 16:02:44,014 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-10 16:02:44,059 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-10 16:02:44,130 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 19 treesize of output 31 [2018-04-10 16:02:44,133 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 20 treesize of output 19 [2018-04-10 16:02:44,133 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-10 16:02:44,156 INFO L267 ElimStorePlain]: Start of recursive call 5: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:02:44,209 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 2 dim-2 vars, End of recursive call: 5 dim-0 vars, and 2 xjuncts. [2018-04-10 16:02:44,209 INFO L202 ElimStorePlain]: Needed 6 recursive calls to eliminate 6 variables, input treesize:174, output treesize:387 [2018-04-10 16:02:44,373 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:02:44,374 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:02:44,375 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:02:44,376 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:02:44,377 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 114 treesize of output 177 [2018-04-10 16:02:44,403 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:02:44,404 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:02:44,404 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:02:44,405 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:02:44,405 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 90 treesize of output 219 [2018-04-10 16:02:44,407 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 99 treesize of output 179 [2018-04-10 16:02:44,407 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-10 16:02:44,419 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:02:44,430 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:02:44,432 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:02:44,433 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:02:44,433 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:02:44,434 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:02:44,435 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:02:44,435 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:02:44,436 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:02:44,437 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 8 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 116 treesize of output 211 [2018-04-10 16:02:44,469 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:02:44,470 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:02:44,471 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:02:44,472 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:02:44,472 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:02:44,473 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:02:44,473 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 11 disjoint index pairs (out of 10 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 95 treesize of output 272 [2018-04-10 16:02:44,476 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 11 disjoint index pairs (out of 10 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 104 treesize of output 232 [2018-04-10 16:02:44,476 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-10 16:02:44,494 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:02:44,511 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:02:44,560 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 11 [2018-04-10 16:02:44,560 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-04-10 16:02:44,562 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:02:44,563 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:02:44,563 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 25 [2018-04-10 16:02:44,563 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-04-10 16:02:44,603 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-1 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-10 16:02:44,603 INFO L202 ElimStorePlain]: Needed 9 recursive calls to eliminate 9 variables, input treesize:357, output treesize:267 [2018-04-10 16:02:44,702 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:02:44,703 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:02:44,703 INFO L682 Elim1Store]: detected equality via solver [2018-04-10 16:02:44,705 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 253 treesize of output 238 [2018-04-10 16:02:44,707 INFO L682 Elim1Store]: detected equality via solver [2018-04-10 16:02:44,707 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 206 treesize of output 179 [2018-04-10 16:02:44,708 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-10 16:02:44,732 INFO L682 Elim1Store]: detected equality via solver [2018-04-10 16:02:44,733 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2018-04-10 16:02:44,733 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-10 16:02:44,750 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-10 16:02:44,780 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 1 dim-2 vars, End of recursive call: 5 dim-0 vars, and 1 xjuncts. [2018-04-10 16:02:44,781 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 5 variables, input treesize:296, output treesize:214 [2018-04-10 16:02:44,923 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:02:44,924 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:02:44,924 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:02:44,925 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:02:44,925 INFO L682 Elim1Store]: detected equality via solver [2018-04-10 16:02:44,926 INFO L682 Elim1Store]: detected equality via solver [2018-04-10 16:02:44,927 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:02:44,931 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 8 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 186 treesize of output 134 [2018-04-10 16:02:44,934 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 26 [2018-04-10 16:02:44,935 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 16:02:44,953 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 20 [2018-04-10 16:02:44,953 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-10 16:02:44,965 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 22 [2018-04-10 16:02:44,965 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-10 16:02:44,975 INFO L267 ElimStorePlain]: Start of recursive call 2: 3 dim-1 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-10 16:02:44,996 INFO L267 ElimStorePlain]: Start of recursive call 1: 5 dim-0 vars, 1 dim-2 vars, End of recursive call: 4 dim-0 vars, and 1 xjuncts. [2018-04-10 16:02:44,997 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 6 variables, input treesize:215, output treesize:62 [2018-04-10 16:02:45,253 INFO L134 CoverageAnalysis]: Checked inductivity of 1370 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1370 trivial. 0 not checked. [2018-04-10 16:02:45,253 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-10 16:02:45,253 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [23] imperfect sequences [] total 23 [2018-04-10 16:02:45,253 INFO L442 AbstractCegarLoop]: Interpolant automaton has 24 states [2018-04-10 16:02:45,254 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2018-04-10 16:02:45,254 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=496, Unknown=6, NotChecked=0, Total=552 [2018-04-10 16:02:45,254 INFO L87 Difference]: Start difference. First operand 988 states and 1181 transitions. Second operand 24 states. [2018-04-10 16:02:47,706 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 16:02:47,706 INFO L93 Difference]: Finished difference Result 1012 states and 1198 transitions. [2018-04-10 16:02:47,706 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2018-04-10 16:02:47,706 INFO L78 Accepts]: Start accepts. Automaton has 24 states. Word has length 214 [2018-04-10 16:02:47,706 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 16:02:47,707 INFO L225 Difference]: With dead ends: 1012 [2018-04-10 16:02:47,707 INFO L226 Difference]: Without dead ends: 1012 [2018-04-10 16:02:47,708 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 227 GetRequests, 190 SyntacticMatches, 1 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 180 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=130, Invalid=1267, Unknown=9, NotChecked=0, Total=1406 [2018-04-10 16:02:47,708 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1012 states. [2018-04-10 16:02:47,717 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1012 to 986. [2018-04-10 16:02:47,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 986 states. [2018-04-10 16:02:47,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 986 states to 986 states and 1174 transitions. [2018-04-10 16:02:47,719 INFO L78 Accepts]: Start accepts. Automaton has 986 states and 1174 transitions. Word has length 214 [2018-04-10 16:02:47,719 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 16:02:47,719 INFO L459 AbstractCegarLoop]: Abstraction has 986 states and 1174 transitions. [2018-04-10 16:02:47,719 INFO L460 AbstractCegarLoop]: Interpolant automaton has 24 states. [2018-04-10 16:02:47,719 INFO L276 IsEmpty]: Start isEmpty. Operand 986 states and 1174 transitions. [2018-04-10 16:02:47,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2018-04-10 16:02:47,721 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 16:02:47,721 INFO L355 BasicCegarLoop]: trace histogram [21, 20, 20, 20, 20, 20, 20, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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] [2018-04-10 16:02:47,721 INFO L408 AbstractCegarLoop]: === Iteration 79 === [__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr0RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr1RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr4AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr2AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr5AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeDataErr3AssertViolationMEMORY_FREE, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr22RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr4RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr12RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr27RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr35RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr17RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr9RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr2RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr25RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr15RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr7RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr19RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr39RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr16RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr29RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr32RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr6RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr8RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr31RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr3RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr26RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr36RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr23RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr0RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr18RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr21RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr13RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr33RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr38RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr24RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr10RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr28RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr34RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr5RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr20RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr30RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr11RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr37RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr1RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_dataErr14RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr25AssertViolationMEMORY_FREE, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr28EnsuresViolationMEMORY_LEAK, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr24AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr14RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr12RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr8RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr3RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr0RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr2RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr7RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr5RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr11RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr14RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr1RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr9RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr13RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr4RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr15RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr6RequiresViolation, __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__appendErr10RequiresViolation]=== [2018-04-10 16:02:47,721 INFO L82 PathProgramCache]: Analyzing trace with hash -1456133565, now seen corresponding path program 1 times [2018-04-10 16:02:47,721 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-10 16:02:47,721 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-10 16:02:47,722 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 16:02:47,722 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-10 16:02:47,722 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 16:02:47,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 16:02:47,743 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 16:02:47,750 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-10 16:02:47,750 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-10 16:02:47,750 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-10 16:02:47,751 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-10 16:02:47,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 16:02:47,958 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-10 16:02:47,960 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 [2018-04-10 16:02:47,960 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-10 16:02:47,961 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:02:47,961 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:6, output treesize:5 [2018-04-10 16:02:47,964 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:02:47,964 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 21 [2018-04-10 16:02:47,965 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-10 16:02:47,969 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:02:47,969 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:19, output treesize:14 [2018-04-10 16:02:47,976 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-10 16:02:47,977 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-10 16:02:47,978 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 16:02:47,979 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:02:47,983 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:02:47,983 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:25, output treesize:21 [2018-04-10 16:02:48,003 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 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 6 treesize of output 5 [2018-04-10 16:02:48,003 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-10 16:02:48,010 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:02:48,011 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:28, output treesize:27 [2018-04-10 16:02:48,054 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 3 [2018-04-10 16:02:48,055 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-10 16:02:48,064 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. [2018-04-10 16:02:48,064 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:57, output treesize:43 [2018-04-10 16:02:48,380 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-10 16:02:48,383 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-10 16:02:48,383 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 16:02:48,387 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:02:48,436 INFO L267 ElimStorePlain]: Start of recursive call 1: 8 dim-0 vars, 1 dim-2 vars, End of recursive call: 7 dim-0 vars, and 1 xjuncts. [2018-04-10 16:02:48,436 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 9 variables, input treesize:236, output treesize:273 [2018-04-10 16:02:48,441 WARN L1033 $PredicateComparison]: unable to prove that (exists ((|__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc6.base| Int) (|__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__append_#t~mem24.base| Int) (__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__append_~pointerToList.base Int) (__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__append_~pointerToList.offset Int) (__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_~data~0.offset Int) (|__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__append_#t~ret26.base| Int) (__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__append_~node~0.base Int)) (let ((.cse0 (store |c_old(#valid)| __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__append_~node~0.base 1)) (.cse1 (select (select |c_#memory_$Pointer$.offset| __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__append_~pointerToList.base) __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__append_~pointerToList.offset))) (and (= (select .cse0 |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__append_#t~ret26.base|) 0) (<= 0 __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__append_~pointerToList.offset) (not (= __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__append_~node~0.base 0)) (= |c_#valid| (store (store .cse0 |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__append_#t~ret26.base| 1) |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc6.base| 1)) (= (select |c_old(#valid)| __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__append_~node~0.base) 0) (<= .cse1 0) (not (= 0 |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__append_#t~ret26.base|)) (<= __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__append_~pointerToList.offset |c___U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__append_#in~pointerToList.offset|) (<= 0 .cse1) (not (= 0 |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc6.base|)) (= 1 (select .cse0 __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__append_~pointerToList.base)) (= |c_#memory_$Pointer$.base| (let ((.cse2 (let ((.cse3 (let ((.cse4 (store |c_old(#memory_$Pointer$.base)| __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__append_~node~0.base (store (select |c_old(#memory_$Pointer$.base)| __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__append_~node~0.base) (+ .cse1 4) |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__append_#t~mem24.base|)))) (store .cse4 |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__append_#t~ret26.base| (store (store (select .cse4 |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__append_#t~ret26.base|) (+ __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_~data~0.offset 4) |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc6.base|) (+ __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_~data~0.offset 12) 0))))) (store .cse3 __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__append_~node~0.base (store (select .cse3 __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__append_~node~0.base) .cse1 |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__append_#t~ret26.base|))))) (store .cse2 __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__append_~pointerToList.base (store (select .cse2 __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__append_~pointerToList.base) __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__append_~pointerToList.offset __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__append_~node~0.base))))))) is different from true [2018-04-10 16:02:48,687 WARN L151 SmtUtils]: Spent 242ms on a formula simplification. DAG size of input: 72 DAG size of output 70 [2018-04-10 16:02:48,697 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:02:48,701 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:02:48,703 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:02:48,706 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:02:48,710 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:02:48,712 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:02:48,715 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:02:48,715 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 79 [2018-04-10 16:02:48,723 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 74 [2018-04-10 16:02:48,738 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 11 disjoint index pairs (out of 10 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 71 [2018-04-10 16:02:48,738 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-10 16:02:48,769 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:02:48,799 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:02:48,805 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:02:48,806 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:02:48,809 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:02:48,810 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:02:48,811 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 65 [2018-04-10 16:02:48,814 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 57 [2018-04-10 16:02:48,821 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 8 disjoint index pairs (out of 6 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 54 [2018-04-10 16:02:48,821 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-10 16:02:48,839 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:02:48,862 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:02:48,937 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 215 treesize of output 121 [2018-04-10 16:02:48,971 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 14 treesize of output 13 [2018-04-10 16:02:48,971 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-04-10 16:02:48,998 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 86 treesize of output 83 [2018-04-10 16:02:49,000 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 18 [2018-04-10 16:02:49,002 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:02:49,003 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:02:49,003 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 37 [2018-04-10 16:02:49,003 INFO L267 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2018-04-10 16:02:49,009 INFO L267 ElimStorePlain]: Start of recursive call 11: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:02:49,025 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:02:49,028 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 74 treesize of output 85 [2018-04-10 16:02:49,030 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:02:49,031 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 47 [2018-04-10 16:02:49,032 INFO L267 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2018-04-10 16:02:49,050 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:02:49,050 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:02:49,054 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:02:49,114 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 61 treesize of output 120 [2018-04-10 16:02:49,119 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 108 treesize of output 105 [2018-04-10 16:02:49,119 INFO L267 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 1 xjuncts. [2018-04-10 16:02:49,186 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:02:49,186 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:02:49,187 INFO L682 Elim1Store]: detected equality via solver [2018-04-10 16:02:49,188 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 84 [2018-04-10 16:02:49,189 INFO L267 ElimStorePlain]: Start of recursive call 17: End of recursive call: and 1 xjuncts. [2018-04-10 16:02:49,220 INFO L682 Elim1Store]: detected equality via solver [2018-04-10 16:02:49,221 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:02:49,221 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 60 [2018-04-10 16:02:49,221 INFO L267 ElimStorePlain]: Start of recursive call 18: End of recursive call: and 1 xjuncts. [2018-04-10 16:02:49,249 INFO L267 ElimStorePlain]: Start of recursive call 15: 3 dim-1 vars, End of recursive call: and 3 xjuncts. [2018-04-10 16:02:49,276 INFO L267 ElimStorePlain]: Start of recursive call 13: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 3 xjuncts. [2018-04-10 16:02:49,303 INFO L267 ElimStorePlain]: Start of recursive call 10: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 3 xjuncts. [2018-04-10 16:02:49,329 INFO L267 ElimStorePlain]: Start of recursive call 8: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 3 xjuncts. [2018-04-10 16:02:49,376 INFO L267 ElimStorePlain]: Start of recursive call 1: 7 dim-0 vars, 1 dim-1 vars, 1 dim-2 vars, End of recursive call: 9 dim-0 vars, and 3 xjuncts. [2018-04-10 16:02:49,376 INFO L202 ElimStorePlain]: Needed 18 recursive calls to eliminate 9 variables, input treesize:293, output treesize:399 [2018-04-10 16:02:50,079 WARN L151 SmtUtils]: Spent 116ms on a formula simplification. DAG size of input: 141 DAG size of output 140 [2018-04-10 16:02:50,314 WARN L151 SmtUtils]: Spent 120ms on a formula simplification. DAG size of input: 142 DAG size of output 134 [2018-04-10 16:02:50,593 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:02:50,594 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:02:50,594 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:02:50,596 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:02:50,597 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:02:50,598 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:02:50,598 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:02:50,599 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:02:50,600 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:02:50,600 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:02:50,601 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 13 disjoint index pairs (out of 15 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 155 treesize of output 267 [2018-04-10 16:02:50,601 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-10 16:02:50,735 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:02:50,738 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:02:50,740 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:02:50,740 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:02:50,741 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:02:50,743 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:02:50,743 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:02:50,744 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:02:50,745 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:02:50,746 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:02:50,748 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:02:50,749 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:02:50,749 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 7 select indices, 7 select index equivalence classes, 15 disjoint index pairs (out of 21 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 131 treesize of output 209 [2018-04-10 16:02:50,750 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 16:02:50,883 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:02:50,884 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:02:50,886 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:02:50,887 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:02:50,888 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:02:50,890 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:02:50,892 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:02:50,894 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:02:50,894 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:02:50,895 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:02:50,898 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:02:50,899 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:02:50,900 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:02:50,902 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:02:50,902 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:02:50,903 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:02:50,904 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 8 select indices, 8 select index equivalence classes, 20 disjoint index pairs (out of 28 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 209 treesize of output 365 [2018-04-10 16:02:50,904 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-10 16:02:51,028 INFO L267 ElimStorePlain]: Start of recursive call 1: 13 dim-0 vars, 3 dim-1 vars, End of recursive call: 13 dim-0 vars, and 3 xjuncts. [2018-04-10 16:02:51,028 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 16 variables, input treesize:496, output treesize:616 [2018-04-10 16:02:51,572 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:02:51,579 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 8 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 192 treesize of output 193 [2018-04-10 16:02:51,581 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 14 treesize of output 13 [2018-04-10 16:02:51,581 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 16:02:51,631 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:02:51,854 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:02:51,861 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 8 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 302 treesize of output 303 [2018-04-10 16:02:51,864 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 14 treesize of output 13 [2018-04-10 16:02:51,864 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-10 16:02:51,928 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:02:52,120 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:02:52,121 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:02:52,129 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 8 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 232 treesize of output 211 [2018-04-10 16:02:52,131 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 14 treesize of output 13 [2018-04-10 16:02:52,131 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-10 16:02:52,161 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:02:52,365 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 228 treesize of output 225 [2018-04-10 16:02:52,367 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 14 treesize of output 13 [2018-04-10 16:02:52,367 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-04-10 16:02:52,391 INFO L267 ElimStorePlain]: Start of recursive call 8: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:02:52,544 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:02:52,544 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:02:52,568 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:02:52,568 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:02:52,569 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:02:52,571 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:02:52,583 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 13 disjoint index pairs (out of 10 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 188 treesize of output 225 [2018-04-10 16:02:52,586 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 14 treesize of output 13 [2018-04-10 16:02:52,586 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2018-04-10 16:02:52,642 INFO L267 ElimStorePlain]: Start of recursive call 10: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:02:52,817 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:02:52,818 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:02:52,819 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:02:52,819 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:02:52,820 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:02:52,821 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:02:52,821 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:02:52,822 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:02:52,833 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:02:52,834 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:02:52,837 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:02:52,842 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 20 disjoint index pairs (out of 15 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 298 treesize of output 345 [2018-04-10 16:02:52,844 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 14 treesize of output 13 [2018-04-10 16:02:52,844 INFO L267 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2018-04-10 16:02:52,910 INFO L267 ElimStorePlain]: Start of recursive call 12: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:02:53,041 INFO L267 ElimStorePlain]: Start of recursive call 1: 19 dim-0 vars, 6 dim-2 vars, End of recursive call: 19 dim-0 vars, and 3 xjuncts. [2018-04-10 16:02:53,041 INFO L202 ElimStorePlain]: Needed 13 recursive calls to eliminate 25 variables, input treesize:727, output treesize:687 [2018-04-10 16:02:53,300 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:02:53,302 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 8 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 304 treesize of output 280 [2018-04-10 16:02:53,305 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 5 [2018-04-10 16:02:53,305 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 16:02:53,355 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 146 treesize of output 126 [2018-04-10 16:02:53,356 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-10 16:02:53,405 INFO L682 Elim1Store]: detected equality via solver [2018-04-10 16:02:53,405 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2018-04-10 16:02:53,405 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-10 16:02:53,448 INFO L267 ElimStorePlain]: Start of recursive call 2: 3 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-10 16:02:53,596 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 242 treesize of output 218 [2018-04-10 16:02:53,598 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 5 [2018-04-10 16:02:53,598 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-10 16:02:53,626 INFO L682 Elim1Store]: detected equality via solver [2018-04-10 16:02:53,626 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 137 treesize of output 117 [2018-04-10 16:02:53,626 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-04-10 16:02:53,650 INFO L267 ElimStorePlain]: Start of recursive call 6: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:02:53,791 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:02:53,793 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 8 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 194 treesize of output 184 [2018-04-10 16:02:53,795 INFO L682 Elim1Store]: detected equality via solver [2018-04-10 16:02:53,796 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2018-04-10 16:02:53,796 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2018-04-10 16:02:53,847 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 3 [2018-04-10 16:02:53,847 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2018-04-10 16:02:53,889 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 14 [2018-04-10 16:02:53,889 INFO L267 ElimStorePlain]: Start of recursive call 12: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-10 16:02:53,928 INFO L267 ElimStorePlain]: Start of recursive call 9: 3 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-10 16:02:54,048 INFO L267 ElimStorePlain]: Start of recursive call 1: 25 dim-0 vars, 3 dim-2 vars, End of recursive call: 24 dim-0 vars, and 3 xjuncts. [2018-04-10 16:02:54,049 INFO L202 ElimStorePlain]: Needed 12 recursive calls to eliminate 28 variables, input treesize:741, output treesize:564 [2018-04-10 16:02:54,265 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:02:54,267 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:02:54,270 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 8 disjoint index pairs (out of 10 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 193 treesize of output 141 [2018-04-10 16:02:54,276 INFO L477 Elim1Store]: Elim1 applied some preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 41 treesize of output 54 [2018-04-10 16:02:54,276 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-10 16:02:54,302 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 20 [2018-04-10 16:02:54,302 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-10 16:02:54,325 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 18 [2018-04-10 16:02:54,325 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-10 16:02:54,342 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:02:54,343 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:02:54,343 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 22 [2018-04-10 16:02:54,343 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-10 16:02:54,359 INFO L267 ElimStorePlain]: Start of recursive call 2: 4 dim-1 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-10 16:02:54,415 INFO L267 ElimStorePlain]: Start of recursive call 1: 27 dim-0 vars, 3 dim-2 vars, End of recursive call: 4 dim-0 vars, and 1 xjuncts. [2018-04-10 16:02:54,415 INFO L202 ElimStorePlain]: Needed 6 recursive calls to eliminate 30 variables, input treesize:609, output treesize:59 [2018-04-10 16:02:55,021 INFO L134 CoverageAnalysis]: Checked inductivity of 1382 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 1370 trivial. 0 not checked. [2018-04-10 16:02:55,022 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-10 16:02:55,022 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [35] total 35 [2018-04-10 16:02:55,022 INFO L442 AbstractCegarLoop]: Interpolant automaton has 36 states [2018-04-10 16:02:55,022 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 36 interpolants. [2018-04-10 16:02:55,022 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=106, Invalid=1081, Unknown=7, NotChecked=66, Total=1260 [2018-04-10 16:02:55,022 INFO L87 Difference]: Start difference. First operand 986 states and 1174 transitions. Second operand 36 states. [2018-04-10 16:03:01,602 WARN L151 SmtUtils]: Spent 145ms on a formula simplification. DAG size of input: 125 DAG size of output 121 [2018-04-10 16:03:01,996 WARN L151 SmtUtils]: Spent 246ms on a formula simplification. DAG size of input: 129 DAG size of output 126 [2018-04-10 16:03:02,490 WARN L151 SmtUtils]: Spent 363ms on a formula simplification. DAG size of input: 166 DAG size of output 140 [2018-04-10 16:03:03,396 WARN L151 SmtUtils]: Spent 518ms on a formula simplification. DAG size of input: 231 DAG size of output 230 [2018-04-10 16:03:05,615 WARN L151 SmtUtils]: Spent 656ms on a formula simplification. DAG size of input: 269 DAG size of output 264 [2018-04-10 16:03:14,241 WARN L151 SmtUtils]: Spent 997ms on a formula simplification. DAG size of input: 323 DAG size of output 271 [2018-04-10 16:03:48,957 WARN L151 SmtUtils]: Spent 30016ms on a formula simplification. DAG size of input: 405 DAG size of output 350 Received shutdown request... [2018-04-10 16:04:07,118 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2018-04-10 16:04:07,118 WARN L519 AbstractCegarLoop]: Verification canceled [2018-04-10 16:04:07,122 WARN L197 ceAbstractionStarter]: Timeout [2018-04-10 16:04:07,122 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 10.04 04:04:07 BoogieIcfgContainer [2018-04-10 16:04:07,123 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-04-10 16:04:07,124 INFO L168 Benchmark]: Toolchain (without parser) took 178694.85 ms. Allocated memory was 399.5 MB in the beginning and 2.2 GB in the end (delta: 1.8 GB). Free memory was 332.7 MB in the beginning and 753.9 MB in the end (delta: -421.2 MB). Peak memory consumption was 1.4 GB. Max. memory is 5.3 GB. [2018-04-10 16:04:07,125 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 399.5 MB. Free memory is still 360.0 MB. There was no memory consumed. Max. memory is 5.3 GB. [2018-04-10 16:04:07,125 INFO L168 Benchmark]: CACSL2BoogieTranslator took 271.62 ms. Allocated memory is still 399.5 MB. Free memory was 332.7 MB in the beginning and 304.9 MB in the end (delta: 27.8 MB). Peak memory consumption was 27.8 MB. Max. memory is 5.3 GB. [2018-04-10 16:04:07,125 INFO L168 Benchmark]: Boogie Preprocessor took 47.08 ms. Allocated memory is still 399.5 MB. Free memory was 304.9 MB in the beginning and 302.2 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.6 MB. Max. memory is 5.3 GB. [2018-04-10 16:04:07,125 INFO L168 Benchmark]: RCFGBuilder took 612.62 ms. Allocated memory was 399.5 MB in the beginning and 605.0 MB in the end (delta: 205.5 MB). Free memory was 302.2 MB in the beginning and 506.2 MB in the end (delta: -204.0 MB). Peak memory consumption was 25.7 MB. Max. memory is 5.3 GB. [2018-04-10 16:04:07,125 INFO L168 Benchmark]: TraceAbstraction took 177758.50 ms. Allocated memory was 605.0 MB in the beginning and 2.2 GB in the end (delta: 1.6 GB). Free memory was 506.2 MB in the beginning and 753.9 MB in the end (delta: -247.7 MB). Peak memory consumption was 1.3 GB. Max. memory is 5.3 GB. [2018-04-10 16:04:07,126 INFO L344 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 399.5 MB. Free memory is still 360.0 MB. There was no memory consumed. Max. memory is 5.3 GB. * CACSL2BoogieTranslator took 271.62 ms. Allocated memory is still 399.5 MB. Free memory was 332.7 MB in the beginning and 304.9 MB in the end (delta: 27.8 MB). Peak memory consumption was 27.8 MB. Max. memory is 5.3 GB. * Boogie Preprocessor took 47.08 ms. Allocated memory is still 399.5 MB. Free memory was 304.9 MB in the beginning and 302.2 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.6 MB. Max. memory is 5.3 GB. * RCFGBuilder took 612.62 ms. Allocated memory was 399.5 MB in the beginning and 605.0 MB in the end (delta: 205.5 MB). Free memory was 302.2 MB in the beginning and 506.2 MB in the end (delta: -204.0 MB). Peak memory consumption was 25.7 MB. Max. memory is 5.3 GB. * TraceAbstraction took 177758.50 ms. Allocated memory was 605.0 MB in the beginning and 2.2 GB in the end (delta: 1.6 GB). Free memory was 506.2 MB in the beginning and 753.9 MB in the end (delta: -247.7 MB). Peak memory consumption was 1.3 GB. Max. memory is 5.3 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - TimeoutResultAtElement [Line: 572]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 572). Cancelled while BasicCegarLoop was constructing difference of abstraction (986states) and interpolant automaton (currently 32 states, 36 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 326. - TimeoutResultAtElement [Line: 572]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 572). Cancelled while BasicCegarLoop was constructing difference of abstraction (986states) and interpolant automaton (currently 32 states, 36 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 326. - TimeoutResultAtElement [Line: 573]: Timeout (TraceAbstraction) Unable to prove that free always succeeds (line 573). Cancelled while BasicCegarLoop was constructing difference of abstraction (986states) and interpolant automaton (currently 32 states, 36 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 326. - TimeoutResultAtElement [Line: 572]: Timeout (TraceAbstraction) Unable to prove that free always succeeds (line 572). Cancelled while BasicCegarLoop was constructing difference of abstraction (986states) and interpolant automaton (currently 32 states, 36 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 326. - TimeoutResultAtElement [Line: 573]: Timeout (TraceAbstraction) Unable to prove that free always succeeds (line 573). Cancelled while BasicCegarLoop was constructing difference of abstraction (986states) and interpolant automaton (currently 32 states, 36 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 326. - TimeoutResultAtElement [Line: 572]: Timeout (TraceAbstraction) Unable to prove that free always succeeds (line 572). Cancelled while BasicCegarLoop was constructing difference of abstraction (986states) and interpolant automaton (currently 32 states, 36 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 326. - TimeoutResultAtElement [Line: 559]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 559). Cancelled while BasicCegarLoop was constructing difference of abstraction (986states) and interpolant automaton (currently 32 states, 36 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 326. - TimeoutResultAtElement [Line: 545]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 545). Cancelled while BasicCegarLoop was constructing difference of abstraction (986states) and interpolant automaton (currently 32 states, 36 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 326. - TimeoutResultAtElement [Line: 552]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 552). Cancelled while BasicCegarLoop was constructing difference of abstraction (986states) and interpolant automaton (currently 32 states, 36 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 326. - TimeoutResultAtElement [Line: 560]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 560). Cancelled while BasicCegarLoop was constructing difference of abstraction (986states) and interpolant automaton (currently 32 states, 36 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 326. - TimeoutResultAtElement [Line: 564]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 564). Cancelled while BasicCegarLoop was constructing difference of abstraction (986states) and interpolant automaton (currently 32 states, 36 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 326. - TimeoutResultAtElement [Line: 553]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 553). Cancelled while BasicCegarLoop was constructing difference of abstraction (986states) and interpolant automaton (currently 32 states, 36 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 326. - TimeoutResultAtElement [Line: 548]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 548). Cancelled while BasicCegarLoop was constructing difference of abstraction (986states) and interpolant automaton (currently 32 states, 36 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 326. - TimeoutResultAtElement [Line: 542]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 542). Cancelled while BasicCegarLoop was constructing difference of abstraction (986states) and interpolant automaton (currently 32 states, 36 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 326. - TimeoutResultAtElement [Line: 559]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 559). Cancelled while BasicCegarLoop was constructing difference of abstraction (986states) and interpolant automaton (currently 32 states, 36 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 326. - TimeoutResultAtElement [Line: 552]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 552). Cancelled while BasicCegarLoop was constructing difference of abstraction (986states) and interpolant automaton (currently 32 states, 36 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 326. - TimeoutResultAtElement [Line: 548]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 548). Cancelled while BasicCegarLoop was constructing difference of abstraction (986states) and interpolant automaton (currently 32 states, 36 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 326. - TimeoutResultAtElement [Line: 553]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 553). Cancelled while BasicCegarLoop was constructing difference of abstraction (986states) and interpolant automaton (currently 32 states, 36 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 326. - TimeoutResultAtElement [Line: 567]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 567). Cancelled while BasicCegarLoop was constructing difference of abstraction (986states) and interpolant automaton (currently 32 states, 36 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 326. - TimeoutResultAtElement [Line: 553]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 553). Cancelled while BasicCegarLoop was constructing difference of abstraction (986states) and interpolant automaton (currently 32 states, 36 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 326. - TimeoutResultAtElement [Line: 561]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 561). Cancelled while BasicCegarLoop was constructing difference of abstraction (986states) and interpolant automaton (currently 32 states, 36 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 326. - TimeoutResultAtElement [Line: 563]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 563). Cancelled while BasicCegarLoop was constructing difference of abstraction (986states) and interpolant automaton (currently 32 states, 36 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 326. - TimeoutResultAtElement [Line: 548]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 548). Cancelled while BasicCegarLoop was constructing difference of abstraction (986states) and interpolant automaton (currently 32 states, 36 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 326. - TimeoutResultAtElement [Line: 548]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 548). Cancelled while BasicCegarLoop was constructing difference of abstraction (986states) and interpolant automaton (currently 32 states, 36 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 326. - TimeoutResultAtElement [Line: 562]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 562). Cancelled while BasicCegarLoop was constructing difference of abstraction (986states) and interpolant automaton (currently 32 states, 36 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 326. - TimeoutResultAtElement [Line: 542]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 542). Cancelled while BasicCegarLoop was constructing difference of abstraction (986states) and interpolant automaton (currently 32 states, 36 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 326. - TimeoutResultAtElement [Line: 560]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 560). Cancelled while BasicCegarLoop was constructing difference of abstraction (986states) and interpolant automaton (currently 32 states, 36 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 326. - TimeoutResultAtElement [Line: 566]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 566). Cancelled while BasicCegarLoop was constructing difference of abstraction (986states) and interpolant automaton (currently 32 states, 36 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 326. - TimeoutResultAtElement [Line: 559]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 559). Cancelled while BasicCegarLoop was constructing difference of abstraction (986states) and interpolant automaton (currently 32 states, 36 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 326. - TimeoutResultAtElement [Line: 541]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 541). Cancelled while BasicCegarLoop was constructing difference of abstraction (986states) and interpolant automaton (currently 32 states, 36 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 326. - TimeoutResultAtElement [Line: 553]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 553). Cancelled while BasicCegarLoop was constructing difference of abstraction (986states) and interpolant automaton (currently 32 states, 36 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 326. - TimeoutResultAtElement [Line: 558]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 558). Cancelled while BasicCegarLoop was constructing difference of abstraction (986states) and interpolant automaton (currently 32 states, 36 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 326. - TimeoutResultAtElement [Line: 552]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 552). Cancelled while BasicCegarLoop was constructing difference of abstraction (986states) and interpolant automaton (currently 32 states, 36 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 326. - TimeoutResultAtElement [Line: 563]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 563). Cancelled while BasicCegarLoop was constructing difference of abstraction (986states) and interpolant automaton (currently 32 states, 36 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 326. - TimeoutResultAtElement [Line: 567]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 567). Cancelled while BasicCegarLoop was constructing difference of abstraction (986states) and interpolant automaton (currently 32 states, 36 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 326. - TimeoutResultAtElement [Line: 559]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 559). Cancelled while BasicCegarLoop was constructing difference of abstraction (986states) and interpolant automaton (currently 32 states, 36 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 326. - TimeoutResultAtElement [Line: 550]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 550). Cancelled while BasicCegarLoop was constructing difference of abstraction (986states) and interpolant automaton (currently 32 states, 36 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 326. - TimeoutResultAtElement [Line: 561]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 561). Cancelled while BasicCegarLoop was constructing difference of abstraction (986states) and interpolant automaton (currently 32 states, 36 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 326. - TimeoutResultAtElement [Line: 564]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 564). Cancelled while BasicCegarLoop was constructing difference of abstraction (986states) and interpolant automaton (currently 32 states, 36 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 326. - TimeoutResultAtElement [Line: 545]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 545). Cancelled while BasicCegarLoop was constructing difference of abstraction (986states) and interpolant automaton (currently 32 states, 36 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 326. - TimeoutResultAtElement [Line: 558]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 558). Cancelled while BasicCegarLoop was constructing difference of abstraction (986states) and interpolant automaton (currently 32 states, 36 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 326. - TimeoutResultAtElement [Line: 562]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 562). Cancelled while BasicCegarLoop was constructing difference of abstraction (986states) and interpolant automaton (currently 32 states, 36 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 326. - TimeoutResultAtElement [Line: 550]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 550). Cancelled while BasicCegarLoop was constructing difference of abstraction (986states) and interpolant automaton (currently 32 states, 36 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 326. - TimeoutResultAtElement [Line: 566]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 566). Cancelled while BasicCegarLoop was constructing difference of abstraction (986states) and interpolant automaton (currently 32 states, 36 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 326. - TimeoutResultAtElement [Line: 541]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 541). Cancelled while BasicCegarLoop was constructing difference of abstraction (986states) and interpolant automaton (currently 32 states, 36 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 326. - TimeoutResultAtElement [Line: 552]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 552). Cancelled while BasicCegarLoop was constructing difference of abstraction (986states) and interpolant automaton (currently 32 states, 36 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 326. - TimeoutResultAtElement [Line: 590]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 590). Cancelled while BasicCegarLoop was constructing difference of abstraction (986states) and interpolant automaton (currently 32 states, 36 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 326. - TimeoutResultAtElement [Line: 592]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 592). Cancelled while BasicCegarLoop was constructing difference of abstraction (986states) and interpolant automaton (currently 32 states, 36 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 326. - TimeoutResultAtElement [Line: 595]: Timeout (TraceAbstraction) Unable to prove that free always succeeds (line 595). Cancelled while BasicCegarLoop was constructing difference of abstraction (986states) and interpolant automaton (currently 32 states, 36 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 326. - TimeoutResultAtElement [Line: 596]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 596). Cancelled while BasicCegarLoop was constructing difference of abstraction (986states) and interpolant automaton (currently 32 states, 36 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 326. - TimeoutResultAtElement [Line: 594]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 594). Cancelled while BasicCegarLoop was constructing difference of abstraction (986states) and interpolant automaton (currently 32 states, 36 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 326. - TimeoutResultAtElement [Line: 595]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 595). Cancelled while BasicCegarLoop was constructing difference of abstraction (986states) and interpolant automaton (currently 32 states, 36 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 326. - TimeoutResultAtElement [Line: 586]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 586). Cancelled while BasicCegarLoop was constructing difference of abstraction (986states) and interpolant automaton (currently 32 states, 36 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 326. - TimeoutResultAtElement [Line: 594]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 594). Cancelled while BasicCegarLoop was constructing difference of abstraction (986states) and interpolant automaton (currently 32 states, 36 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 326. - TimeoutResultAtElement [Line: 590]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 590). Cancelled while BasicCegarLoop was constructing difference of abstraction (986states) and interpolant automaton (currently 32 states, 36 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 326. - TimeoutResultAtElement [Line: 585]: Timeout (TraceAbstraction) Unable to prove that all allocated memory was freed (line 585). Cancelled while BasicCegarLoop was constructing difference of abstraction (986states) and interpolant automaton (currently 32 states, 36 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 326. - TimeoutResultAtElement [Line: 593]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 593). Cancelled while BasicCegarLoop was constructing difference of abstraction (986states) and interpolant automaton (currently 32 states, 36 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 326. - TimeoutResultAtElement [Line: 593]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 593). Cancelled while BasicCegarLoop was constructing difference of abstraction (986states) and interpolant automaton (currently 32 states, 36 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 326. - TimeoutResultAtElement [Line: 590]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 590). Cancelled while BasicCegarLoop was constructing difference of abstraction (986states) and interpolant automaton (currently 32 states, 36 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 326. - TimeoutResultAtElement [Line: 592]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 592). Cancelled while BasicCegarLoop was constructing difference of abstraction (986states) and interpolant automaton (currently 32 states, 36 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 326. - TimeoutResultAtElement [Line: 590]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 590). Cancelled while BasicCegarLoop was constructing difference of abstraction (986states) and interpolant automaton (currently 32 states, 36 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 326. - TimeoutResultAtElement [Line: 594]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 594). Cancelled while BasicCegarLoop was constructing difference of abstraction (986states) and interpolant automaton (currently 32 states, 36 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 326. - TimeoutResultAtElement [Line: 595]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 595). Cancelled while BasicCegarLoop was constructing difference of abstraction (986states) and interpolant automaton (currently 32 states, 36 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 326. - TimeoutResultAtElement [Line: 595]: Timeout (TraceAbstraction) Unable to prove that free always succeeds (line 595). Cancelled while BasicCegarLoop was constructing difference of abstraction (986states) and interpolant automaton (currently 32 states, 36 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 326. - TimeoutResultAtElement [Line: 596]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 596). Cancelled while BasicCegarLoop was constructing difference of abstraction (986states) and interpolant automaton (currently 32 states, 36 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 326. - TimeoutResultAtElement [Line: 586]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 586). Cancelled while BasicCegarLoop was constructing difference of abstraction (986states) and interpolant automaton (currently 32 states, 36 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 326. - TimeoutResultAtElement [Line: 593]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 593). Cancelled while BasicCegarLoop was constructing difference of abstraction (986states) and interpolant automaton (currently 32 states, 36 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 326. - TimeoutResultAtElement [Line: 590]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 590). Cancelled while BasicCegarLoop was constructing difference of abstraction (986states) and interpolant automaton (currently 32 states, 36 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 326. - TimeoutResultAtElement [Line: 590]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 590). Cancelled while BasicCegarLoop was constructing difference of abstraction (986states) and interpolant automaton (currently 32 states, 36 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 326. - TimeoutResultAtElement [Line: 594]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 594). Cancelled while BasicCegarLoop was constructing difference of abstraction (986states) and interpolant automaton (currently 32 states, 36 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 326. - TimeoutResultAtElement [Line: 590]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 590). Cancelled while BasicCegarLoop was constructing difference of abstraction (986states) and interpolant automaton (currently 32 states, 36 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 326. - TimeoutResultAtElement [Line: 590]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 590). Cancelled while BasicCegarLoop was constructing difference of abstraction (986states) and interpolant automaton (currently 32 states, 36 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 326. - TimeoutResultAtElement [Line: 590]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 590). Cancelled while BasicCegarLoop was constructing difference of abstraction (986states) and interpolant automaton (currently 32 states, 36 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 326. - TimeoutResultAtElement [Line: 590]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 590). Cancelled while BasicCegarLoop was constructing difference of abstraction (986states) and interpolant automaton (currently 32 states, 36 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 326. - TimeoutResultAtElement [Line: 593]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 593). Cancelled while BasicCegarLoop was constructing difference of abstraction (986states) and interpolant automaton (currently 32 states, 36 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 326. - TimeoutResultAtElement [Line: 581]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 581). Cancelled while BasicCegarLoop was constructing difference of abstraction (986states) and interpolant automaton (currently 32 states, 36 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 326. - TimeoutResultAtElement [Line: 581]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 581). Cancelled while BasicCegarLoop was constructing difference of abstraction (986states) and interpolant automaton (currently 32 states, 36 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 326. - TimeoutResultAtElement [Line: 577]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 577). Cancelled while BasicCegarLoop was constructing difference of abstraction (986states) and interpolant automaton (currently 32 states, 36 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 326. - TimeoutResultAtElement [Line: 577]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 577). Cancelled while BasicCegarLoop was constructing difference of abstraction (986states) and interpolant automaton (currently 32 states, 36 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 326. - TimeoutResultAtElement [Line: 577]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 577). Cancelled while BasicCegarLoop was constructing difference of abstraction (986states) and interpolant automaton (currently 32 states, 36 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 326. - TimeoutResultAtElement [Line: 579]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 579). Cancelled while BasicCegarLoop was constructing difference of abstraction (986states) and interpolant automaton (currently 32 states, 36 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 326. - TimeoutResultAtElement [Line: 578]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 578). Cancelled while BasicCegarLoop was constructing difference of abstraction (986states) and interpolant automaton (currently 32 states, 36 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 326. - TimeoutResultAtElement [Line: 581]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 581). Cancelled while BasicCegarLoop was constructing difference of abstraction (986states) and interpolant automaton (currently 32 states, 36 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 326. - TimeoutResultAtElement [Line: 583]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 583). Cancelled while BasicCegarLoop was constructing difference of abstraction (986states) and interpolant automaton (currently 32 states, 36 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 326. - TimeoutResultAtElement [Line: 577]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 577). Cancelled while BasicCegarLoop was constructing difference of abstraction (986states) and interpolant automaton (currently 32 states, 36 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 326. - TimeoutResultAtElement [Line: 581]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 581). Cancelled while BasicCegarLoop was constructing difference of abstraction (986states) and interpolant automaton (currently 32 states, 36 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 326. - TimeoutResultAtElement [Line: 581]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 581). Cancelled while BasicCegarLoop was constructing difference of abstraction (986states) and interpolant automaton (currently 32 states, 36 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 326. - TimeoutResultAtElement [Line: 578]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 578). Cancelled while BasicCegarLoop was constructing difference of abstraction (986states) and interpolant automaton (currently 32 states, 36 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 326. - TimeoutResultAtElement [Line: 583]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 583). Cancelled while BasicCegarLoop was constructing difference of abstraction (986states) and interpolant automaton (currently 32 states, 36 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 326. - TimeoutResultAtElement [Line: 579]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 579). Cancelled while BasicCegarLoop was constructing difference of abstraction (986states) and interpolant automaton (currently 32 states, 36 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 326. - TimeoutResultAtElement [Line: 581]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 581). Cancelled while BasicCegarLoop was constructing difference of abstraction (986states) and interpolant automaton (currently 32 states, 36 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 326. - StatisticsResult: Ultimate Automizer benchmark data CFG has 8 procedures, 225 locations, 91 error locations. TIMEOUT Result, 177.7s OverallTime, 79 OverallIterations, 21 TraceHistogramMax, 128.4s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 11977 SDtfs, 8424 SDslu, 64174 SDs, 0 SdLazy, 38054 SolverSat, 850 SolverUnsat, 737 SolverUnknown, 0 SolverNotchecked, 34.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 9725 GetRequests, 8493 SyntacticMatches, 17 SemanticMatches, 1214 ConstructedPredicates, 68 IntricatePredicates, 0 DeprecatedPredicates, 4417 ImplicationChecksByTransitivity, 94.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=988occurred in iteration=77, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.4s AutomataMinimizationTime, 78 MinimizatonAttempts, 1676 StatesRemovedByMinimization, 72 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.3s SsaConstructionTime, 3.4s SatisfiabilityAnalysisTime, 44.1s InterpolantComputationTime, 20814 NumberOfCodeBlocks, 20058 NumberOfCodeBlocksAsserted, 135 NumberOfCheckSat, 13895 ConstructedInterpolants, 5750 QuantifiedInterpolants, 40376242 SizeOfPredicates, 445 NumberOfNonLiveVariables, 27912 ConjunctsInSsa, 1434 ConjunctsInUnsatCore, 97 InterpolantComputations, 63 PerfectInterpolantSequences, 65486/78479 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: Timeout Written .csv to /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/complex_data_creation_test01_true-valid-memsafety.i_svcomp-DerefFreeMemtrack-32bit-Automizer_SmtInterpol_NoArray.epf_AutomizerC.xml/Csv-Benchmark-0-2018-04-10_16-04-07-133.csv Written .csv to /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/complex_data_creation_test01_true-valid-memsafety.i_svcomp-DerefFreeMemtrack-32bit-Automizer_SmtInterpol_NoArray.epf_AutomizerC.xml/Csv-TraceAbstractionBenchmarks-0-2018-04-10_16-04-07-133.csv Completed graceful shutdown