java -Xmx6000000000 -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data ./data --generate-csv --csv-dir ../../../releaseScripts/default/UAutomizer-linux/csv --cacsl2boogietranslator.bitprecise.bitfields false -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/cade18-smtinterpol/svcomp-DerefFreeMemtrack-32bit-Automizer_Camel.epf -i ../../../trunk/examples/svcomp/memsafety-ext2/complex_data_creation_test02_true-valid-memsafety.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-408c70d-m [2018-04-12 13:54:05,837 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-04-12 13:54:05,838 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-04-12 13:54:05,850 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-04-12 13:54:05,851 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-04-12 13:54:05,851 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-04-12 13:54:05,852 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-04-12 13:54:05,854 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-04-12 13:54:05,856 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-04-12 13:54:05,856 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-04-12 13:54:05,857 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-04-12 13:54:05,857 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-04-12 13:54:05,858 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-04-12 13:54:05,859 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-04-12 13:54:05,860 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-04-12 13:54:05,862 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-04-12 13:54:05,864 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-04-12 13:54:05,865 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-04-12 13:54:05,866 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-04-12 13:54:05,867 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-04-12 13:54:05,869 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-04-12 13:54:05,869 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-04-12 13:54:05,870 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-04-12 13:54:05,871 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-04-12 13:54:05,871 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-04-12 13:54:05,872 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-04-12 13:54:05,873 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-04-12 13:54:05,873 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-04-12 13:54:05,874 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-04-12 13:54:05,874 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-04-12 13:54:05,874 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-04-12 13:54:05,875 INFO L98 SettingsManager]: Beginning loading settings from /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/cade18-smtinterpol/svcomp-DerefFreeMemtrack-32bit-Automizer_Camel.epf [2018-04-12 13:54:05,884 INFO L110 SettingsManager]: Loading preferences was successful [2018-04-12 13:54:05,884 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-04-12 13:54:05,886 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-04-12 13:54:05,886 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-04-12 13:54:05,886 INFO L133 SettingsManager]: * Use SBE=true [2018-04-12 13:54:05,886 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-04-12 13:54:05,886 INFO L133 SettingsManager]: * sizeof long=4 [2018-04-12 13:54:05,887 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-04-12 13:54:05,887 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-04-12 13:54:05,887 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-04-12 13:54:05,887 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-04-12 13:54:05,887 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2018-04-12 13:54:05,887 INFO L133 SettingsManager]: * Bitprecise bitfields=true [2018-04-12 13:54:05,887 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-04-12 13:54:05,888 INFO L133 SettingsManager]: * sizeof long double=12 [2018-04-12 13:54:05,888 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-04-12 13:54:05,888 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-04-12 13:54:05,888 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-04-12 13:54:05,888 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-04-12 13:54:05,888 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-04-12 13:54:05,888 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-04-12 13:54:05,888 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-04-12 13:54:05,888 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-04-12 13:54:05,889 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Bitprecise bitfields -> false [2018-04-12 13:54:05,916 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-04-12 13:54:05,924 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Parser(s) successfully (re)initialized [2018-04-12 13:54:05,927 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-04-12 13:54:05,928 INFO L271 PluginConnector]: Initializing CDTParser... [2018-04-12 13:54:05,928 INFO L276 PluginConnector]: CDTParser initialized [2018-04-12 13:54:05,929 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_test02_true-valid-memsafety.i [2018-04-12 13:54:06,224 INFO L225 CDTParser]: Created temporary CDT project at /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/data/FLAG47e65f825 [2018-04-12 13:54:06,351 INFO L287 CDTParser]: IsIndexed: true [2018-04-12 13:54:06,351 INFO L288 CDTParser]: Found 1 translation units. [2018-04-12 13:54:06,351 INFO L168 CDTParser]: Scanning complex_data_creation_test02_true-valid-memsafety.i [2018-04-12 13:54:06,359 INFO L210 ultiparseSymbolTable]: Include resolver: [2018-04-12 13:54:06,360 INFO L215 ultiparseSymbolTable]: [2018-04-12 13:54:06,360 INFO L218 ultiparseSymbolTable]: Function table: [2018-04-12 13:54:06,360 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeData ('freeData') in complex_data_creation_test02_true-valid-memsafety.i [2018-04-12 13:54:06,360 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i____bswap_64 ('__bswap_64') in complex_data_creation_test02_true-valid-memsafety.i [2018-04-12 13:54:06,360 INFO L221 ultiparseSymbolTable]: Function definition of null ('main') in complex_data_creation_test02_true-valid-memsafety.i [2018-04-12 13:54:06,360 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i____bswap_32 ('__bswap_32') in complex_data_creation_test02_true-valid-memsafety.i [2018-04-12 13:54:06,360 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data ('create_data') in complex_data_creation_test02_true-valid-memsafety.i [2018-04-12 13:54:06,360 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__append ('append') in complex_data_creation_test02_true-valid-memsafety.i [2018-04-12 13:54:06,361 INFO L227 ultiparseSymbolTable]: Global variable table: [2018-04-12 13:54:06,361 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i____loff_t in complex_data_creation_test02_true-valid-memsafety.i [2018-04-12 13:54:06,361 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__suseconds_t in complex_data_creation_test02_true-valid-memsafety.i [2018-04-12 13:54:06,361 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__fd_mask in complex_data_creation_test02_true-valid-memsafety.i [2018-04-12 13:54:06,361 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i____sigset_t in complex_data_creation_test02_true-valid-memsafety.i [2018-04-12 13:54:06,361 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__quad_t in complex_data_creation_test02_true-valid-memsafety.i [2018-04-12 13:54:06,361 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__ushort in complex_data_creation_test02_true-valid-memsafety.i [2018-04-12 13:54:06,361 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i____blkcnt_t in complex_data_creation_test02_true-valid-memsafety.i [2018-04-12 13:54:06,361 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__pthread_cond_t in complex_data_creation_test02_true-valid-memsafety.i [2018-04-12 13:54:06,361 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__u_int16_t in complex_data_creation_test02_true-valid-memsafety.i [2018-04-12 13:54:06,361 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__fsid_t in complex_data_creation_test02_true-valid-memsafety.i [2018-04-12 13:54:06,362 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__u_long in complex_data_creation_test02_true-valid-memsafety.i [2018-04-12 13:54:06,362 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i____clockid_t in complex_data_creation_test02_true-valid-memsafety.i [2018-04-12 13:54:06,362 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i____key_t in complex_data_creation_test02_true-valid-memsafety.i [2018-04-12 13:54:06,362 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__clockid_t in complex_data_creation_test02_true-valid-memsafety.i [2018-04-12 13:54:06,362 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i____u_quad_t in complex_data_creation_test02_true-valid-memsafety.i [2018-04-12 13:54:06,362 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i____syscall_slong_t in complex_data_creation_test02_true-valid-memsafety.i [2018-04-12 13:54:06,362 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__pthread_barrier_t in complex_data_creation_test02_true-valid-memsafety.i [2018-04-12 13:54:06,362 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i____off_t in complex_data_creation_test02_true-valid-memsafety.i [2018-04-12 13:54:06,362 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i____useconds_t in complex_data_creation_test02_true-valid-memsafety.i [2018-04-12 13:54:06,362 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__clock_t in complex_data_creation_test02_true-valid-memsafety.i [2018-04-12 13:54:06,362 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__loff_t in complex_data_creation_test02_true-valid-memsafety.i [2018-04-12 13:54:06,363 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__pthread_condattr_t in complex_data_creation_test02_true-valid-memsafety.i [2018-04-12 13:54:06,363 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i____fd_mask in complex_data_creation_test02_true-valid-memsafety.i [2018-04-12 13:54:06,363 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i____quad_t in complex_data_creation_test02_true-valid-memsafety.i [2018-04-12 13:54:06,363 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__pthread_t in complex_data_creation_test02_true-valid-memsafety.i [2018-04-12 13:54:06,363 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__u_int8_t in complex_data_creation_test02_true-valid-memsafety.i [2018-04-12 13:54:06,363 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__daddr_t in complex_data_creation_test02_true-valid-memsafety.i [2018-04-12 13:54:06,363 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i____uint8_t in complex_data_creation_test02_true-valid-memsafety.i [2018-04-12 13:54:06,363 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i____daddr_t in complex_data_creation_test02_true-valid-memsafety.i [2018-04-12 13:54:06,363 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i____clock_t in complex_data_creation_test02_true-valid-memsafety.i [2018-04-12 13:54:06,364 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i____pid_t in complex_data_creation_test02_true-valid-memsafety.i [2018-04-12 13:54:06,364 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i____gid_t in complex_data_creation_test02_true-valid-memsafety.i [2018-04-12 13:54:06,364 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i____uint16_t in complex_data_creation_test02_true-valid-memsafety.i [2018-04-12 13:54:06,364 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__int64_t in complex_data_creation_test02_true-valid-memsafety.i [2018-04-12 13:54:06,364 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__u_int32_t in complex_data_creation_test02_true-valid-memsafety.i [2018-04-12 13:54:06,364 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i____uint64_t in complex_data_creation_test02_true-valid-memsafety.i [2018-04-12 13:54:06,364 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i____fsword_t in complex_data_creation_test02_true-valid-memsafety.i [2018-04-12 13:54:06,364 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i____uid_t in complex_data_creation_test02_true-valid-memsafety.i [2018-04-12 13:54:06,364 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__ssize_t in complex_data_creation_test02_true-valid-memsafety.i [2018-04-12 13:54:06,364 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__u_quad_t in complex_data_creation_test02_true-valid-memsafety.i [2018-04-12 13:54:06,365 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i____nlink_t in complex_data_creation_test02_true-valid-memsafety.i [2018-04-12 13:54:06,365 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__pthread_key_t in complex_data_creation_test02_true-valid-memsafety.i [2018-04-12 13:54:06,365 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i____int64_t in complex_data_creation_test02_true-valid-memsafety.i [2018-04-12 13:54:06,365 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i____fsblkcnt_t in complex_data_creation_test02_true-valid-memsafety.i [2018-04-12 13:54:06,365 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i____sig_atomic_t in complex_data_creation_test02_true-valid-memsafety.i [2018-04-12 13:54:06,365 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__timer_t in complex_data_creation_test02_true-valid-memsafety.i [2018-04-12 13:54:06,365 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__pthread_barrierattr_t in complex_data_creation_test02_true-valid-memsafety.i [2018-04-12 13:54:06,365 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__register_t in complex_data_creation_test02_true-valid-memsafety.i [2018-04-12 13:54:06,365 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__pthread_rwlockattr_t in complex_data_creation_test02_true-valid-memsafety.i [2018-04-12 13:54:06,365 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i____blkcnt64_t in complex_data_creation_test02_true-valid-memsafety.i [2018-04-12 13:54:06,365 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i____u_int in complex_data_creation_test02_true-valid-memsafety.i [2018-04-12 13:54:06,365 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__time_t in complex_data_creation_test02_true-valid-memsafety.i [2018-04-12 13:54:06,365 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__pthread_rwlock_t in complex_data_creation_test02_true-valid-memsafety.i [2018-04-12 13:54:06,366 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__uint in complex_data_creation_test02_true-valid-memsafety.i [2018-04-12 13:54:06,366 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__nlink_t in complex_data_creation_test02_true-valid-memsafety.i [2018-04-12 13:54:06,366 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i____ino64_t in complex_data_creation_test02_true-valid-memsafety.i [2018-04-12 13:54:06,366 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__sigset_t in complex_data_creation_test02_true-valid-memsafety.i [2018-04-12 13:54:06,366 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__dev_t in complex_data_creation_test02_true-valid-memsafety.i [2018-04-12 13:54:06,366 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__id_t in complex_data_creation_test02_true-valid-memsafety.i [2018-04-12 13:54:06,366 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__key_t in complex_data_creation_test02_true-valid-memsafety.i [2018-04-12 13:54:06,366 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__pthread_mutex_t in complex_data_creation_test02_true-valid-memsafety.i [2018-04-12 13:54:06,366 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i____fsfilcnt_t in complex_data_creation_test02_true-valid-memsafety.i [2018-04-12 13:54:06,366 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__size_t in complex_data_creation_test02_true-valid-memsafety.i [2018-04-12 13:54:06,366 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i____time_t in complex_data_creation_test02_true-valid-memsafety.i [2018-04-12 13:54:06,366 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i____pthread_slist_t in complex_data_creation_test02_true-valid-memsafety.i [2018-04-12 13:54:06,366 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i____ssize_t in complex_data_creation_test02_true-valid-memsafety.i [2018-04-12 13:54:06,366 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__fsfilcnt_t in complex_data_creation_test02_true-valid-memsafety.i [2018-04-12 13:54:06,366 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i____rlim_t in complex_data_creation_test02_true-valid-memsafety.i [2018-04-12 13:54:06,366 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__mode_t in complex_data_creation_test02_true-valid-memsafety.i [2018-04-12 13:54:06,366 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i____u_short in complex_data_creation_test02_true-valid-memsafety.i [2018-04-12 13:54:06,366 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__int32_t in complex_data_creation_test02_true-valid-memsafety.i [2018-04-12 13:54:06,366 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i____fsfilcnt64_t in complex_data_creation_test02_true-valid-memsafety.i [2018-04-12 13:54:06,366 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__u_int64_t in complex_data_creation_test02_true-valid-memsafety.i [2018-04-12 13:54:06,367 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__ldiv_t in complex_data_creation_test02_true-valid-memsafety.i [2018-04-12 13:54:06,367 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i____id_t in complex_data_creation_test02_true-valid-memsafety.i [2018-04-12 13:54:06,367 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__ino_t in complex_data_creation_test02_true-valid-memsafety.i [2018-04-12 13:54:06,367 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__int8_t in complex_data_creation_test02_true-valid-memsafety.i [2018-04-12 13:54:06,367 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i____suseconds_t in complex_data_creation_test02_true-valid-memsafety.i [2018-04-12 13:54:06,367 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i____u_char in complex_data_creation_test02_true-valid-memsafety.i [2018-04-12 13:54:06,367 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i____int32_t in complex_data_creation_test02_true-valid-memsafety.i [2018-04-12 13:54:06,367 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i____syscall_ulong_t in complex_data_creation_test02_true-valid-memsafety.i [2018-04-12 13:54:06,367 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__pthread_mutexattr_t in complex_data_creation_test02_true-valid-memsafety.i [2018-04-12 13:54:06,367 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__fsblkcnt_t in complex_data_creation_test02_true-valid-memsafety.i [2018-04-12 13:54:06,367 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i____rlim64_t in complex_data_creation_test02_true-valid-memsafety.i [2018-04-12 13:54:06,367 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i____timer_t in complex_data_creation_test02_true-valid-memsafety.i [2018-04-12 13:54:06,368 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i____blksize_t in complex_data_creation_test02_true-valid-memsafety.i [2018-04-12 13:54:06,368 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i____qaddr_t in complex_data_creation_test02_true-valid-memsafety.i [2018-04-12 13:54:06,368 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__u_int in complex_data_creation_test02_true-valid-memsafety.i [2018-04-12 13:54:06,368 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i____fsblkcnt64_t in complex_data_creation_test02_true-valid-memsafety.i [2018-04-12 13:54:06,368 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__pthread_once_t in complex_data_creation_test02_true-valid-memsafety.i [2018-04-12 13:54:06,368 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__blkcnt_t in complex_data_creation_test02_true-valid-memsafety.i [2018-04-12 13:54:06,368 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i____int8_t in complex_data_creation_test02_true-valid-memsafety.i [2018-04-12 13:54:06,368 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__ulong in complex_data_creation_test02_true-valid-memsafety.i [2018-04-12 13:54:06,368 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i____off64_t in complex_data_creation_test02_true-valid-memsafety.i [2018-04-12 13:54:06,368 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__u_char in complex_data_creation_test02_true-valid-memsafety.i [2018-04-12 13:54:06,368 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i____caddr_t in complex_data_creation_test02_true-valid-memsafety.i [2018-04-12 13:54:06,368 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i____dev_t in complex_data_creation_test02_true-valid-memsafety.i [2018-04-12 13:54:06,369 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__int16_t in complex_data_creation_test02_true-valid-memsafety.i [2018-04-12 13:54:06,369 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__lldiv_t in complex_data_creation_test02_true-valid-memsafety.i [2018-04-12 13:54:06,369 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__wchar_t in complex_data_creation_test02_true-valid-memsafety.i [2018-04-12 13:54:06,369 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__pthread_attr_t in complex_data_creation_test02_true-valid-memsafety.i [2018-04-12 13:54:06,369 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i____uint32_t in complex_data_creation_test02_true-valid-memsafety.i [2018-04-12 13:54:06,369 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__uid_t in complex_data_creation_test02_true-valid-memsafety.i [2018-04-12 13:54:06,369 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__fd_set in complex_data_creation_test02_true-valid-memsafety.i [2018-04-12 13:54:06,369 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i____socklen_t in complex_data_creation_test02_true-valid-memsafety.i [2018-04-12 13:54:06,369 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__pid_t in complex_data_creation_test02_true-valid-memsafety.i [2018-04-12 13:54:06,369 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i____fsid_t in complex_data_creation_test02_true-valid-memsafety.i [2018-04-12 13:54:06,369 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__Data in complex_data_creation_test02_true-valid-memsafety.i [2018-04-12 13:54:06,370 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__gid_t in complex_data_creation_test02_true-valid-memsafety.i [2018-04-12 13:54:06,370 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__u_short in complex_data_creation_test02_true-valid-memsafety.i [2018-04-12 13:54:06,370 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__off_t in complex_data_creation_test02_true-valid-memsafety.i [2018-04-12 13:54:06,370 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i____u_long in complex_data_creation_test02_true-valid-memsafety.i [2018-04-12 13:54:06,370 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i____intptr_t in complex_data_creation_test02_true-valid-memsafety.i [2018-04-12 13:54:06,370 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i____int16_t in complex_data_creation_test02_true-valid-memsafety.i [2018-04-12 13:54:06,370 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__div_t in complex_data_creation_test02_true-valid-memsafety.i [2018-04-12 13:54:06,370 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__caddr_t in complex_data_creation_test02_true-valid-memsafety.i [2018-04-12 13:54:06,370 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i____ino_t in complex_data_creation_test02_true-valid-memsafety.i [2018-04-12 13:54:06,370 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__pthread_spinlock_t in complex_data_creation_test02_true-valid-memsafety.i [2018-04-12 13:54:06,370 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i____mode_t in complex_data_creation_test02_true-valid-memsafety.i [2018-04-12 13:54:06,371 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__blksize_t in complex_data_creation_test02_true-valid-memsafety.i [2018-04-12 13:54:06,383 INFO L330 CDTParser]: Deleted temporary CDT project at /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/data/FLAG47e65f825 [2018-04-12 13:54:06,386 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-04-12 13:54:06,387 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-04-12 13:54:06,387 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-04-12 13:54:06,387 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-04-12 13:54:06,391 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-04-12 13:54:06,391 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.04 01:54:06" (1/1) ... [2018-04-12 13:54:06,394 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@16b46dc7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.04 01:54:06, skipping insertion in model container [2018-04-12 13:54:06,394 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.04 01:54:06" (1/1) ... [2018-04-12 13:54:06,408 INFO L167 Dispatcher]: Using SV-COMP mode [2018-04-12 13:54:06,431 INFO L167 Dispatcher]: Using SV-COMP mode [2018-04-12 13:54:06,590 INFO L175 PostProcessor]: Settings: Checked method=main [2018-04-12 13:54:06,635 INFO L175 PostProcessor]: Settings: Checked method=main [2018-04-12 13:54:06,642 INFO L100 SccComputation]: Graph consists of 0 InCaSumBalls and 120 non ball SCCs. Number of states in SCCs 120. [2018-04-12 13:54:06,698 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.04 01:54:06 WrapperNode [2018-04-12 13:54:06,698 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-04-12 13:54:06,699 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-04-12 13:54:06,699 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-04-12 13:54:06,699 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-04-12 13:54:06,708 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.04 01:54:06" (1/1) ... [2018-04-12 13:54:06,709 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.04 01:54:06" (1/1) ... [2018-04-12 13:54:06,722 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.04 01:54:06" (1/1) ... [2018-04-12 13:54:06,722 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.04 01:54:06" (1/1) ... [2018-04-12 13:54:06,734 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.04 01:54:06" (1/1) ... [2018-04-12 13:54:06,739 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.04 01:54:06" (1/1) ... [2018-04-12 13:54:06,742 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.04 01:54:06" (1/1) ... [2018-04-12 13:54:06,746 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-04-12 13:54:06,747 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-04-12 13:54:06,747 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-04-12 13:54:06,747 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-04-12 13:54:06,748 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.04 01:54:06" (1/1) ... No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-04-12 13:54:06,842 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-04-12 13:54:06,842 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-04-12 13:54:06,842 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i____bswap_32 [2018-04-12 13:54:06,842 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i____bswap_64 [2018-04-12 13:54:06,842 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data [2018-04-12 13:54:06,842 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeData [2018-04-12 13:54:06,842 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__append [2018-04-12 13:54:06,842 INFO L136 BoogieDeclarations]: Found implementation of procedure main [2018-04-12 13:54:06,843 INFO L128 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-04-12 13:54:06,843 INFO L128 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2018-04-12 13:54:06,843 INFO L128 BoogieDeclarations]: Found specification of procedure atof [2018-04-12 13:54:06,843 INFO L128 BoogieDeclarations]: Found specification of procedure atoi [2018-04-12 13:54:06,843 INFO L128 BoogieDeclarations]: Found specification of procedure atol [2018-04-12 13:54:06,843 INFO L128 BoogieDeclarations]: Found specification of procedure atoll [2018-04-12 13:54:06,843 INFO L128 BoogieDeclarations]: Found specification of procedure strtod [2018-04-12 13:54:06,843 INFO L128 BoogieDeclarations]: Found specification of procedure strtof [2018-04-12 13:54:06,843 INFO L128 BoogieDeclarations]: Found specification of procedure strtold [2018-04-12 13:54:06,844 INFO L128 BoogieDeclarations]: Found specification of procedure strtol [2018-04-12 13:54:06,844 INFO L128 BoogieDeclarations]: Found specification of procedure strtoul [2018-04-12 13:54:06,844 INFO L128 BoogieDeclarations]: Found specification of procedure strtoq [2018-04-12 13:54:06,844 INFO L128 BoogieDeclarations]: Found specification of procedure strtouq [2018-04-12 13:54:06,844 INFO L128 BoogieDeclarations]: Found specification of procedure strtoll [2018-04-12 13:54:06,844 INFO L128 BoogieDeclarations]: Found specification of procedure strtoull [2018-04-12 13:54:06,844 INFO L128 BoogieDeclarations]: Found specification of procedure l64a [2018-04-12 13:54:06,844 INFO L128 BoogieDeclarations]: Found specification of procedure a64l [2018-04-12 13:54:06,844 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i____bswap_32 [2018-04-12 13:54:06,845 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i____bswap_64 [2018-04-12 13:54:06,845 INFO L128 BoogieDeclarations]: Found specification of procedure select [2018-04-12 13:54:06,845 INFO L128 BoogieDeclarations]: Found specification of procedure pselect [2018-04-12 13:54:06,845 INFO L128 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2018-04-12 13:54:06,845 INFO L128 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2018-04-12 13:54:06,845 INFO L128 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2018-04-12 13:54:06,845 INFO L128 BoogieDeclarations]: Found specification of procedure random [2018-04-12 13:54:06,845 INFO L128 BoogieDeclarations]: Found specification of procedure srandom [2018-04-12 13:54:06,845 INFO L128 BoogieDeclarations]: Found specification of procedure initstate [2018-04-12 13:54:06,846 INFO L128 BoogieDeclarations]: Found specification of procedure setstate [2018-04-12 13:54:06,846 INFO L128 BoogieDeclarations]: Found specification of procedure random_r [2018-04-12 13:54:06,846 INFO L128 BoogieDeclarations]: Found specification of procedure srandom_r [2018-04-12 13:54:06,846 INFO L128 BoogieDeclarations]: Found specification of procedure initstate_r [2018-04-12 13:54:06,846 INFO L128 BoogieDeclarations]: Found specification of procedure setstate_r [2018-04-12 13:54:06,846 INFO L128 BoogieDeclarations]: Found specification of procedure rand [2018-04-12 13:54:06,846 INFO L128 BoogieDeclarations]: Found specification of procedure srand [2018-04-12 13:54:06,846 INFO L128 BoogieDeclarations]: Found specification of procedure rand_r [2018-04-12 13:54:06,846 INFO L128 BoogieDeclarations]: Found specification of procedure drand48 [2018-04-12 13:54:06,846 INFO L128 BoogieDeclarations]: Found specification of procedure erand48 [2018-04-12 13:54:06,847 INFO L128 BoogieDeclarations]: Found specification of procedure lrand48 [2018-04-12 13:54:06,847 INFO L128 BoogieDeclarations]: Found specification of procedure nrand48 [2018-04-12 13:54:06,847 INFO L128 BoogieDeclarations]: Found specification of procedure mrand48 [2018-04-12 13:54:06,847 INFO L128 BoogieDeclarations]: Found specification of procedure jrand48 [2018-04-12 13:54:06,847 INFO L128 BoogieDeclarations]: Found specification of procedure srand48 [2018-04-12 13:54:06,847 INFO L128 BoogieDeclarations]: Found specification of procedure seed48 [2018-04-12 13:54:06,847 INFO L128 BoogieDeclarations]: Found specification of procedure lcong48 [2018-04-12 13:54:06,847 INFO L128 BoogieDeclarations]: Found specification of procedure drand48_r [2018-04-12 13:54:06,847 INFO L128 BoogieDeclarations]: Found specification of procedure erand48_r [2018-04-12 13:54:06,847 INFO L128 BoogieDeclarations]: Found specification of procedure lrand48_r [2018-04-12 13:54:06,847 INFO L128 BoogieDeclarations]: Found specification of procedure nrand48_r [2018-04-12 13:54:06,848 INFO L128 BoogieDeclarations]: Found specification of procedure mrand48_r [2018-04-12 13:54:06,848 INFO L128 BoogieDeclarations]: Found specification of procedure jrand48_r [2018-04-12 13:54:06,848 INFO L128 BoogieDeclarations]: Found specification of procedure srand48_r [2018-04-12 13:54:06,848 INFO L128 BoogieDeclarations]: Found specification of procedure seed48_r [2018-04-12 13:54:06,848 INFO L128 BoogieDeclarations]: Found specification of procedure lcong48_r [2018-04-12 13:54:06,848 INFO L128 BoogieDeclarations]: Found specification of procedure malloc [2018-04-12 13:54:06,848 INFO L128 BoogieDeclarations]: Found specification of procedure calloc [2018-04-12 13:54:06,848 INFO L128 BoogieDeclarations]: Found specification of procedure realloc [2018-04-12 13:54:06,848 INFO L128 BoogieDeclarations]: Found specification of procedure free [2018-04-12 13:54:06,848 INFO L128 BoogieDeclarations]: Found specification of procedure cfree [2018-04-12 13:54:06,849 INFO L128 BoogieDeclarations]: Found specification of procedure alloca [2018-04-12 13:54:06,849 INFO L128 BoogieDeclarations]: Found specification of procedure valloc [2018-04-12 13:54:06,849 INFO L128 BoogieDeclarations]: Found specification of procedure posix_memalign [2018-04-12 13:54:06,849 INFO L128 BoogieDeclarations]: Found specification of procedure aligned_alloc [2018-04-12 13:54:06,849 INFO L128 BoogieDeclarations]: Found specification of procedure abort [2018-04-12 13:54:06,849 INFO L128 BoogieDeclarations]: Found specification of procedure atexit [2018-04-12 13:54:06,849 INFO L128 BoogieDeclarations]: Found specification of procedure at_quick_exit [2018-04-12 13:54:06,849 INFO L128 BoogieDeclarations]: Found specification of procedure on_exit [2018-04-12 13:54:06,849 INFO L128 BoogieDeclarations]: Found specification of procedure exit [2018-04-12 13:54:06,849 INFO L128 BoogieDeclarations]: Found specification of procedure quick_exit [2018-04-12 13:54:06,850 INFO L128 BoogieDeclarations]: Found specification of procedure _Exit [2018-04-12 13:54:06,850 INFO L128 BoogieDeclarations]: Found specification of procedure getenv [2018-04-12 13:54:06,850 INFO L128 BoogieDeclarations]: Found specification of procedure putenv [2018-04-12 13:54:06,850 INFO L128 BoogieDeclarations]: Found specification of procedure setenv [2018-04-12 13:54:06,850 INFO L128 BoogieDeclarations]: Found specification of procedure unsetenv [2018-04-12 13:54:06,850 INFO L128 BoogieDeclarations]: Found specification of procedure clearenv [2018-04-12 13:54:06,850 INFO L128 BoogieDeclarations]: Found specification of procedure mktemp [2018-04-12 13:54:06,850 INFO L128 BoogieDeclarations]: Found specification of procedure mkstemp [2018-04-12 13:54:06,850 INFO L128 BoogieDeclarations]: Found specification of procedure mkstemps [2018-04-12 13:54:06,850 INFO L128 BoogieDeclarations]: Found specification of procedure mkdtemp [2018-04-12 13:54:06,850 INFO L128 BoogieDeclarations]: Found specification of procedure system [2018-04-12 13:54:06,851 INFO L128 BoogieDeclarations]: Found specification of procedure realpath [2018-04-12 13:54:06,851 INFO L128 BoogieDeclarations]: Found specification of procedure bsearch [2018-04-12 13:54:06,851 INFO L128 BoogieDeclarations]: Found specification of procedure qsort [2018-04-12 13:54:06,851 INFO L128 BoogieDeclarations]: Found specification of procedure abs [2018-04-12 13:54:06,851 INFO L128 BoogieDeclarations]: Found specification of procedure labs [2018-04-12 13:54:06,851 INFO L128 BoogieDeclarations]: Found specification of procedure llabs [2018-04-12 13:54:06,851 INFO L128 BoogieDeclarations]: Found specification of procedure div [2018-04-12 13:54:06,851 INFO L128 BoogieDeclarations]: Found specification of procedure ldiv [2018-04-12 13:54:06,851 INFO L128 BoogieDeclarations]: Found specification of procedure lldiv [2018-04-12 13:54:06,851 INFO L128 BoogieDeclarations]: Found specification of procedure ecvt [2018-04-12 13:54:06,852 INFO L128 BoogieDeclarations]: Found specification of procedure fcvt [2018-04-12 13:54:06,852 INFO L128 BoogieDeclarations]: Found specification of procedure gcvt [2018-04-12 13:54:06,852 INFO L128 BoogieDeclarations]: Found specification of procedure qecvt [2018-04-12 13:54:06,852 INFO L128 BoogieDeclarations]: Found specification of procedure qfcvt [2018-04-12 13:54:06,852 INFO L128 BoogieDeclarations]: Found specification of procedure qgcvt [2018-04-12 13:54:06,852 INFO L128 BoogieDeclarations]: Found specification of procedure ecvt_r [2018-04-12 13:54:06,852 INFO L128 BoogieDeclarations]: Found specification of procedure fcvt_r [2018-04-12 13:54:06,852 INFO L128 BoogieDeclarations]: Found specification of procedure qecvt_r [2018-04-12 13:54:06,852 INFO L128 BoogieDeclarations]: Found specification of procedure qfcvt_r [2018-04-12 13:54:06,852 INFO L128 BoogieDeclarations]: Found specification of procedure mblen [2018-04-12 13:54:06,853 INFO L128 BoogieDeclarations]: Found specification of procedure mbtowc [2018-04-12 13:54:06,853 INFO L128 BoogieDeclarations]: Found specification of procedure wctomb [2018-04-12 13:54:06,853 INFO L128 BoogieDeclarations]: Found specification of procedure mbstowcs [2018-04-12 13:54:06,853 INFO L128 BoogieDeclarations]: Found specification of procedure wcstombs [2018-04-12 13:54:06,853 INFO L128 BoogieDeclarations]: Found specification of procedure rpmatch [2018-04-12 13:54:06,853 INFO L128 BoogieDeclarations]: Found specification of procedure getsubopt [2018-04-12 13:54:06,853 INFO L128 BoogieDeclarations]: Found specification of procedure getloadavg [2018-04-12 13:54:06,853 INFO L128 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-04-12 13:54:06,853 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data [2018-04-12 13:54:06,853 INFO L128 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-04-12 13:54:06,853 INFO L128 BoogieDeclarations]: Found specification of procedure read~int [2018-04-12 13:54:06,854 INFO L128 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-04-12 13:54:06,854 INFO L128 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-04-12 13:54:06,854 INFO L128 BoogieDeclarations]: Found specification of procedure write~int [2018-04-12 13:54:06,854 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__freeData [2018-04-12 13:54:06,854 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-04-12 13:54:06,854 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__append [2018-04-12 13:54:06,854 INFO L128 BoogieDeclarations]: Found specification of procedure main [2018-04-12 13:54:06,854 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-04-12 13:54:06,854 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-04-12 13:54:06,854 INFO L128 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2018-04-12 13:54:07,336 INFO L259 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-04-12 13:54:07,336 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.04 01:54:07 BoogieIcfgContainer [2018-04-12 13:54:07,336 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-04-12 13:54:07,337 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-04-12 13:54:07,337 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-04-12 13:54:07,339 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-04-12 13:54:07,339 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.04 01:54:06" (1/3) ... [2018-04-12 13:54:07,339 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@ca13de1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.04 01:54:07, skipping insertion in model container [2018-04-12 13:54:07,340 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.04 01:54:06" (2/3) ... [2018-04-12 13:54:07,340 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@ca13de1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.04 01:54:07, skipping insertion in model container [2018-04-12 13:54:07,340 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.04 01:54:07" (3/3) ... [2018-04-12 13:54:07,341 INFO L107 eAbstractionObserver]: Analyzing ICFG complex_data_creation_test02_true-valid-memsafety.i [2018-04-12 13:54:07,347 INFO L131 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-04-12 13:54:07,353 INFO L143 ceAbstractionStarter]: Appying trace abstraction to program that has 91 error locations. [2018-04-12 13:54:07,379 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2018-04-12 13:54:07,380 INFO L369 AbstractCegarLoop]: Interprodecural is true [2018-04-12 13:54:07,380 INFO L370 AbstractCegarLoop]: Hoare is false [2018-04-12 13:54:07,380 INFO L371 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-04-12 13:54:07,380 INFO L372 AbstractCegarLoop]: Backedges is TWOTRACK [2018-04-12 13:54:07,380 INFO L373 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-04-12 13:54:07,380 INFO L374 AbstractCegarLoop]: Difference is false [2018-04-12 13:54:07,380 INFO L375 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-04-12 13:54:07,380 INFO L380 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-04-12 13:54:07,380 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-04-12 13:54:07,393 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states. [2018-04-12 13:54:07,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-04-12 13:54:07,400 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 13:54:07,401 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2018-04-12 13:54:07,401 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]=== [2018-04-12 13:54:07,404 INFO L82 PathProgramCache]: Analyzing trace with hash -505603298, now seen corresponding path program 1 times [2018-04-12 13:54:07,406 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 13:54:07,406 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 13:54:07,437 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 13:54:07,437 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 13:54:07,437 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 13:54:07,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 13:54:07,470 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 13:54:07,498 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 13:54:07,500 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-12 13:54:07,500 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-04-12 13:54:07,501 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-04-12 13:54:07,509 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-04-12 13:54:07,509 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-04-12 13:54:07,511 INFO L87 Difference]: Start difference. First operand 222 states. Second operand 3 states. [2018-04-12 13:54:07,708 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 13:54:07,708 INFO L93 Difference]: Finished difference Result 217 states and 229 transitions. [2018-04-12 13:54:07,708 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-04-12 13:54:07,709 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 7 [2018-04-12 13:54:07,710 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 13:54:07,719 INFO L225 Difference]: With dead ends: 217 [2018-04-12 13:54:07,719 INFO L226 Difference]: Without dead ends: 214 [2018-04-12 13:54:07,720 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 [2018-04-12 13:54:07,736 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 214 states. [2018-04-12 13:54:07,758 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 214 to 214. [2018-04-12 13:54:07,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 214 states. [2018-04-12 13:54:07,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 214 states and 226 transitions. [2018-04-12 13:54:07,762 INFO L78 Accepts]: Start accepts. Automaton has 214 states and 226 transitions. Word has length 7 [2018-04-12 13:54:07,762 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 13:54:07,763 INFO L459 AbstractCegarLoop]: Abstraction has 214 states and 226 transitions. [2018-04-12 13:54:07,763 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-04-12 13:54:07,763 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 226 transitions. [2018-04-12 13:54:07,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-04-12 13:54:07,763 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 13:54:07,763 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2018-04-12 13:54:07,763 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]=== [2018-04-12 13:54:07,763 INFO L82 PathProgramCache]: Analyzing trace with hash -505603297, now seen corresponding path program 1 times [2018-04-12 13:54:07,763 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 13:54:07,763 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 13:54:07,764 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 13:54:07,764 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 13:54:07,764 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 13:54:07,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 13:54:07,776 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 13:54:07,798 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 13:54:07,798 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-12 13:54:07,799 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-04-12 13:54:07,800 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-04-12 13:54:07,800 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-04-12 13:54:07,800 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-04-12 13:54:07,800 INFO L87 Difference]: Start difference. First operand 214 states and 226 transitions. Second operand 3 states. [2018-04-12 13:54:07,941 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 13:54:07,941 INFO L93 Difference]: Finished difference Result 215 states and 228 transitions. [2018-04-12 13:54:07,941 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-04-12 13:54:07,941 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 7 [2018-04-12 13:54:07,941 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 13:54:07,944 INFO L225 Difference]: With dead ends: 215 [2018-04-12 13:54:07,944 INFO L226 Difference]: Without dead ends: 215 [2018-04-12 13:54:07,945 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 [2018-04-12 13:54:07,945 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 215 states. [2018-04-12 13:54:07,955 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 215 to 213. [2018-04-12 13:54:07,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 213 states. [2018-04-12 13:54:07,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 213 states and 225 transitions. [2018-04-12 13:54:07,957 INFO L78 Accepts]: Start accepts. Automaton has 213 states and 225 transitions. Word has length 7 [2018-04-12 13:54:07,957 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 13:54:07,957 INFO L459 AbstractCegarLoop]: Abstraction has 213 states and 225 transitions. [2018-04-12 13:54:07,957 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-04-12 13:54:07,957 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 225 transitions. [2018-04-12 13:54:07,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-04-12 13:54:07,957 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 13:54:07,957 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-12 13:54:07,957 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]=== [2018-04-12 13:54:07,958 INFO L82 PathProgramCache]: Analyzing trace with hash 2132747417, now seen corresponding path program 1 times [2018-04-12 13:54:07,958 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 13:54:07,958 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 13:54:07,959 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 13:54:07,959 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 13:54:07,959 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 13:54:07,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 13:54:07,973 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 13:54:08,010 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 13:54:08,010 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-12 13:54:08,010 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-04-12 13:54:08,010 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-04-12 13:54:08,011 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-04-12 13:54:08,011 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-04-12 13:54:08,011 INFO L87 Difference]: Start difference. First operand 213 states and 225 transitions. Second operand 5 states. [2018-04-12 13:54:08,211 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 13:54:08,212 INFO L93 Difference]: Finished difference Result 211 states and 223 transitions. [2018-04-12 13:54:08,212 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-04-12 13:54:08,212 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 14 [2018-04-12 13:54:08,212 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 13:54:08,213 INFO L225 Difference]: With dead ends: 211 [2018-04-12 13:54:08,213 INFO L226 Difference]: Without dead ends: 211 [2018-04-12 13:54:08,213 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2018-04-12 13:54:08,213 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 211 states. [2018-04-12 13:54:08,217 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 211 to 211. [2018-04-12 13:54:08,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 211 states. [2018-04-12 13:54:08,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 211 states and 223 transitions. [2018-04-12 13:54:08,219 INFO L78 Accepts]: Start accepts. Automaton has 211 states and 223 transitions. Word has length 14 [2018-04-12 13:54:08,219 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 13:54:08,220 INFO L459 AbstractCegarLoop]: Abstraction has 211 states and 223 transitions. [2018-04-12 13:54:08,220 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-04-12 13:54:08,220 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 223 transitions. [2018-04-12 13:54:08,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-04-12 13:54:08,220 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 13:54:08,220 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-12 13:54:08,220 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]=== [2018-04-12 13:54:08,221 INFO L82 PathProgramCache]: Analyzing trace with hash 2132747418, now seen corresponding path program 1 times [2018-04-12 13:54:08,221 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 13:54:08,221 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 13:54:08,222 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 13:54:08,222 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 13:54:08,222 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 13:54:08,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 13:54:08,231 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 13:54:08,290 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 13:54:08,290 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-12 13:54:08,290 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-04-12 13:54:08,291 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-04-12 13:54:08,291 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-04-12 13:54:08,291 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2018-04-12 13:54:08,291 INFO L87 Difference]: Start difference. First operand 211 states and 223 transitions. Second operand 7 states. [2018-04-12 13:54:08,556 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 13:54:08,556 INFO L93 Difference]: Finished difference Result 231 states and 247 transitions. [2018-04-12 13:54:08,557 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-04-12 13:54:08,557 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 14 [2018-04-12 13:54:08,557 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 13:54:08,558 INFO L225 Difference]: With dead ends: 231 [2018-04-12 13:54:08,558 INFO L226 Difference]: Without dead ends: 231 [2018-04-12 13:54:08,559 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2018-04-12 13:54:08,559 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 231 states. [2018-04-12 13:54:08,565 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 231 to 220. [2018-04-12 13:54:08,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 220 states. [2018-04-12 13:54:08,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 220 states and 235 transitions. [2018-04-12 13:54:08,570 INFO L78 Accepts]: Start accepts. Automaton has 220 states and 235 transitions. Word has length 14 [2018-04-12 13:54:08,570 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 13:54:08,570 INFO L459 AbstractCegarLoop]: Abstraction has 220 states and 235 transitions. [2018-04-12 13:54:08,571 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-04-12 13:54:08,571 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 235 transitions. [2018-04-12 13:54:08,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-04-12 13:54:08,571 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 13:54:08,571 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-12 13:54:08,571 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]=== [2018-04-12 13:54:08,572 INFO L82 PathProgramCache]: Analyzing trace with hash 1690660479, now seen corresponding path program 1 times [2018-04-12 13:54:08,572 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 13:54:08,572 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 13:54:08,573 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 13:54:08,573 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 13:54:08,573 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 13:54:08,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 13:54:08,582 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 13:54:08,601 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 13:54:08,601 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-12 13:54:08,601 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-04-12 13:54:08,601 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-04-12 13:54:08,601 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-04-12 13:54:08,601 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-04-12 13:54:08,602 INFO L87 Difference]: Start difference. First operand 220 states and 235 transitions. Second operand 4 states. [2018-04-12 13:54:08,709 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 13:54:08,709 INFO L93 Difference]: Finished difference Result 218 states and 232 transitions. [2018-04-12 13:54:08,710 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-04-12 13:54:08,710 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 15 [2018-04-12 13:54:08,710 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 13:54:08,711 INFO L225 Difference]: With dead ends: 218 [2018-04-12 13:54:08,711 INFO L226 Difference]: Without dead ends: 218 [2018-04-12 13:54:08,711 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 [2018-04-12 13:54:08,711 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 218 states. [2018-04-12 13:54:08,715 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 218 to 218. [2018-04-12 13:54:08,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 218 states. [2018-04-12 13:54:08,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 218 states and 232 transitions. [2018-04-12 13:54:08,717 INFO L78 Accepts]: Start accepts. Automaton has 218 states and 232 transitions. Word has length 15 [2018-04-12 13:54:08,717 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 13:54:08,717 INFO L459 AbstractCegarLoop]: Abstraction has 218 states and 232 transitions. [2018-04-12 13:54:08,717 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-04-12 13:54:08,717 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 232 transitions. [2018-04-12 13:54:08,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-04-12 13:54:08,718 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 13:54:08,718 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-12 13:54:08,718 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]=== [2018-04-12 13:54:08,718 INFO L82 PathProgramCache]: Analyzing trace with hash 1690660480, now seen corresponding path program 1 times [2018-04-12 13:54:08,718 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 13:54:08,718 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 13:54:08,718 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 13:54:08,719 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 13:54:08,719 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 13:54:08,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 13:54:08,728 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 13:54:08,749 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 13:54:08,749 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-12 13:54:08,749 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-04-12 13:54:08,749 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-04-12 13:54:08,749 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-04-12 13:54:08,749 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-04-12 13:54:08,750 INFO L87 Difference]: Start difference. First operand 218 states and 232 transitions. Second operand 4 states. [2018-04-12 13:54:08,855 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 13:54:08,855 INFO L93 Difference]: Finished difference Result 216 states and 229 transitions. [2018-04-12 13:54:08,856 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-04-12 13:54:08,856 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 15 [2018-04-12 13:54:08,856 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 13:54:08,857 INFO L225 Difference]: With dead ends: 216 [2018-04-12 13:54:08,857 INFO L226 Difference]: Without dead ends: 216 [2018-04-12 13:54:08,857 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 [2018-04-12 13:54:08,857 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 216 states. [2018-04-12 13:54:08,859 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 216 to 216. [2018-04-12 13:54:08,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 216 states. [2018-04-12 13:54:08,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 216 states and 229 transitions. [2018-04-12 13:54:08,860 INFO L78 Accepts]: Start accepts. Automaton has 216 states and 229 transitions. Word has length 15 [2018-04-12 13:54:08,861 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 13:54:08,861 INFO L459 AbstractCegarLoop]: Abstraction has 216 states and 229 transitions. [2018-04-12 13:54:08,861 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-04-12 13:54:08,861 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 229 transitions. [2018-04-12 13:54:08,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-04-12 13:54:08,861 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 13:54:08,861 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] [2018-04-12 13:54:08,862 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]=== [2018-04-12 13:54:08,862 INFO L82 PathProgramCache]: Analyzing trace with hash 1541316875, now seen corresponding path program 1 times [2018-04-12 13:54:08,862 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 13:54:08,862 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 13:54:08,863 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 13:54:08,863 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 13:54:08,863 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 13:54:08,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 13:54:08,874 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 13:54:09,035 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 13:54:09,035 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-12 13:54:09,035 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2018-04-12 13:54:09,036 INFO L442 AbstractCegarLoop]: Interpolant automaton has 13 states [2018-04-12 13:54:09,036 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2018-04-12 13:54:09,036 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=129, Unknown=0, NotChecked=0, Total=156 [2018-04-12 13:54:09,036 INFO L87 Difference]: Start difference. First operand 216 states and 229 transitions. Second operand 13 states. [2018-04-12 13:54:09,799 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 13:54:09,800 INFO L93 Difference]: Finished difference Result 218 states and 232 transitions. [2018-04-12 13:54:09,800 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-04-12 13:54:09,800 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 20 [2018-04-12 13:54:09,801 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 13:54:09,802 INFO L225 Difference]: With dead ends: 218 [2018-04-12 13:54:09,802 INFO L226 Difference]: Without dead ends: 218 [2018-04-12 13:54:09,802 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 32 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=69, Invalid=237, Unknown=0, NotChecked=0, Total=306 [2018-04-12 13:54:09,803 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 218 states. [2018-04-12 13:54:09,805 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 218 to 217. [2018-04-12 13:54:09,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 217 states. [2018-04-12 13:54:09,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 217 states and 230 transitions. [2018-04-12 13:54:09,806 INFO L78 Accepts]: Start accepts. Automaton has 217 states and 230 transitions. Word has length 20 [2018-04-12 13:54:09,806 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 13:54:09,806 INFO L459 AbstractCegarLoop]: Abstraction has 217 states and 230 transitions. [2018-04-12 13:54:09,806 INFO L460 AbstractCegarLoop]: Interpolant automaton has 13 states. [2018-04-12 13:54:09,806 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 230 transitions. [2018-04-12 13:54:09,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-04-12 13:54:09,806 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 13:54:09,806 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-12 13:54:09,807 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]=== [2018-04-12 13:54:09,807 INFO L82 PathProgramCache]: Analyzing trace with hash -556667514, now seen corresponding path program 1 times [2018-04-12 13:54:09,807 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 13:54:09,807 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 13:54:09,808 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 13:54:09,808 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 13:54:09,808 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 13:54:09,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 13:54:09,816 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 13:54:09,865 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 13:54:09,866 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-12 13:54:09,866 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-04-12 13:54:09,866 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-04-12 13:54:09,866 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-04-12 13:54:09,866 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-04-12 13:54:09,867 INFO L87 Difference]: Start difference. First operand 217 states and 230 transitions. Second operand 4 states. [2018-04-12 13:54:09,892 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 13:54:09,892 INFO L93 Difference]: Finished difference Result 306 states and 323 transitions. [2018-04-12 13:54:09,893 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-04-12 13:54:09,893 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 22 [2018-04-12 13:54:09,893 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 13:54:09,894 INFO L225 Difference]: With dead ends: 306 [2018-04-12 13:54:09,894 INFO L226 Difference]: Without dead ends: 306 [2018-04-12 13:54:09,895 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-04-12 13:54:09,895 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 306 states. [2018-04-12 13:54:09,900 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 306 to 270. [2018-04-12 13:54:09,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 270 states. [2018-04-12 13:54:09,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 270 states to 270 states and 323 transitions. [2018-04-12 13:54:09,901 INFO L78 Accepts]: Start accepts. Automaton has 270 states and 323 transitions. Word has length 22 [2018-04-12 13:54:09,901 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 13:54:09,901 INFO L459 AbstractCegarLoop]: Abstraction has 270 states and 323 transitions. [2018-04-12 13:54:09,901 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-04-12 13:54:09,902 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 323 transitions. [2018-04-12 13:54:09,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-04-12 13:54:09,902 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 13:54:09,902 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] [2018-04-12 13:54:09,902 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]=== [2018-04-12 13:54:09,903 INFO L82 PathProgramCache]: Analyzing trace with hash 747292240, now seen corresponding path program 1 times [2018-04-12 13:54:09,903 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 13:54:09,903 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 13:54:09,904 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 13:54:09,904 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 13:54:09,904 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 13:54:09,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 13:54:09,914 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 13:54:09,942 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 13:54:09,942 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-12 13:54:09,943 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-04-12 13:54:09,943 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-04-12 13:54:09,943 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-04-12 13:54:09,943 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-04-12 13:54:09,943 INFO L87 Difference]: Start difference. First operand 270 states and 323 transitions. Second operand 4 states. [2018-04-12 13:54:10,078 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 13:54:10,078 INFO L93 Difference]: Finished difference Result 283 states and 329 transitions. [2018-04-12 13:54:10,079 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-04-12 13:54:10,079 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 26 [2018-04-12 13:54:10,079 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 13:54:10,080 INFO L225 Difference]: With dead ends: 283 [2018-04-12 13:54:10,080 INFO L226 Difference]: Without dead ends: 283 [2018-04-12 13:54:10,081 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-04-12 13:54:10,081 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 283 states. [2018-04-12 13:54:10,085 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 283 to 272. [2018-04-12 13:54:10,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 272 states. [2018-04-12 13:54:10,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 272 states to 272 states and 321 transitions. [2018-04-12 13:54:10,087 INFO L78 Accepts]: Start accepts. Automaton has 272 states and 321 transitions. Word has length 26 [2018-04-12 13:54:10,087 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 13:54:10,087 INFO L459 AbstractCegarLoop]: Abstraction has 272 states and 321 transitions. [2018-04-12 13:54:10,087 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-04-12 13:54:10,087 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states and 321 transitions. [2018-04-12 13:54:10,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-04-12 13:54:10,088 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 13:54:10,088 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] [2018-04-12 13:54:10,088 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]=== [2018-04-12 13:54:10,088 INFO L82 PathProgramCache]: Analyzing trace with hash 747292241, now seen corresponding path program 1 times [2018-04-12 13:54:10,088 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 13:54:10,088 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 13:54:10,089 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 13:54:10,089 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 13:54:10,089 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 13:54:10,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 13:54:10,100 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 13:54:10,131 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 13:54:10,131 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-12 13:54:10,131 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-04-12 13:54:10,132 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-04-12 13:54:10,132 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-04-12 13:54:10,132 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2018-04-12 13:54:10,132 INFO L87 Difference]: Start difference. First operand 272 states and 321 transitions. Second operand 5 states. [2018-04-12 13:54:10,279 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 13:54:10,279 INFO L93 Difference]: Finished difference Result 295 states and 337 transitions. [2018-04-12 13:54:10,280 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-04-12 13:54:10,280 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 26 [2018-04-12 13:54:10,280 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 13:54:10,281 INFO L225 Difference]: With dead ends: 295 [2018-04-12 13:54:10,281 INFO L226 Difference]: Without dead ends: 295 [2018-04-12 13:54:10,282 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2018-04-12 13:54:10,282 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 295 states. [2018-04-12 13:54:10,286 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 295 to 273. [2018-04-12 13:54:10,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 273 states. [2018-04-12 13:54:10,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 273 states to 273 states and 315 transitions. [2018-04-12 13:54:10,288 INFO L78 Accepts]: Start accepts. Automaton has 273 states and 315 transitions. Word has length 26 [2018-04-12 13:54:10,288 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 13:54:10,288 INFO L459 AbstractCegarLoop]: Abstraction has 273 states and 315 transitions. [2018-04-12 13:54:10,288 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-04-12 13:54:10,288 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 315 transitions. [2018-04-12 13:54:10,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-04-12 13:54:10,289 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 13:54:10,289 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] [2018-04-12 13:54:10,289 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]=== [2018-04-12 13:54:10,289 INFO L82 PathProgramCache]: Analyzing trace with hash 255314327, now seen corresponding path program 1 times [2018-04-12 13:54:10,289 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 13:54:10,289 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 13:54:10,290 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 13:54:10,290 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 13:54:10,290 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 13:54:10,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 13:54:10,301 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 13:54:10,359 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 13:54:10,359 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-12 13:54:10,359 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-04-12 13:54:10,359 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-04-12 13:54:10,359 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-04-12 13:54:10,359 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2018-04-12 13:54:10,359 INFO L87 Difference]: Start difference. First operand 273 states and 315 transitions. Second operand 6 states. [2018-04-12 13:54:10,520 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 13:54:10,520 INFO L93 Difference]: Finished difference Result 294 states and 337 transitions. [2018-04-12 13:54:10,520 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-04-12 13:54:10,520 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 32 [2018-04-12 13:54:10,520 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 13:54:10,522 INFO L225 Difference]: With dead ends: 294 [2018-04-12 13:54:10,522 INFO L226 Difference]: Without dead ends: 294 [2018-04-12 13:54:10,522 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 [2018-04-12 13:54:10,523 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 294 states. [2018-04-12 13:54:10,528 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 294 to 283. [2018-04-12 13:54:10,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 283 states. [2018-04-12 13:54:10,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 283 states to 283 states and 327 transitions. [2018-04-12 13:54:10,529 INFO L78 Accepts]: Start accepts. Automaton has 283 states and 327 transitions. Word has length 32 [2018-04-12 13:54:10,529 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 13:54:10,529 INFO L459 AbstractCegarLoop]: Abstraction has 283 states and 327 transitions. [2018-04-12 13:54:10,529 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-04-12 13:54:10,530 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 327 transitions. [2018-04-12 13:54:10,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-04-12 13:54:10,530 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 13:54:10,530 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] [2018-04-12 13:54:10,530 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]=== [2018-04-12 13:54:10,531 INFO L82 PathProgramCache]: Analyzing trace with hash 255314326, now seen corresponding path program 1 times [2018-04-12 13:54:10,531 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 13:54:10,531 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 13:54:10,531 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 13:54:10,532 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 13:54:10,532 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 13:54:10,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 13:54:10,541 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 13:54:10,576 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 13:54:10,576 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-12 13:54:10,576 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-04-12 13:54:10,576 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-04-12 13:54:10,576 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-04-12 13:54:10,577 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-04-12 13:54:10,577 INFO L87 Difference]: Start difference. First operand 283 states and 327 transitions. Second operand 5 states. [2018-04-12 13:54:10,728 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 13:54:10,728 INFO L93 Difference]: Finished difference Result 292 states and 331 transitions. [2018-04-12 13:54:10,728 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-04-12 13:54:10,729 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 32 [2018-04-12 13:54:10,729 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 13:54:10,729 INFO L225 Difference]: With dead ends: 292 [2018-04-12 13:54:10,730 INFO L226 Difference]: Without dead ends: 292 [2018-04-12 13:54:10,730 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 [2018-04-12 13:54:10,730 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 292 states. [2018-04-12 13:54:10,733 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 292 to 282. [2018-04-12 13:54:10,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 282 states. [2018-04-12 13:54:10,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 282 states and 323 transitions. [2018-04-12 13:54:10,733 INFO L78 Accepts]: Start accepts. Automaton has 282 states and 323 transitions. Word has length 32 [2018-04-12 13:54:10,733 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 13:54:10,734 INFO L459 AbstractCegarLoop]: Abstraction has 282 states and 323 transitions. [2018-04-12 13:54:10,734 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-04-12 13:54:10,734 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 323 transitions. [2018-04-12 13:54:10,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-04-12 13:54:10,734 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 13:54:10,734 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] [2018-04-12 13:54:10,734 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]=== [2018-04-12 13:54:10,734 INFO L82 PathProgramCache]: Analyzing trace with hash -1339492671, now seen corresponding path program 1 times [2018-04-12 13:54:10,735 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 13:54:10,735 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 13:54:10,735 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 13:54:10,735 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 13:54:10,735 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 13:54:10,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 13:54:10,745 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 13:54:10,889 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 13:54:10,889 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-12 13:54:10,890 INFO L213 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-04-12 13:54:10,899 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 13:54:10,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 13:54:10,934 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-12 13:54:10,959 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 [2018-04-12 13:54:10,960 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 13:54:10,965 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 13:54:10,965 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2018-04-12 13:54:10,980 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 [2018-04-12 13:54:10,982 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 [2018-04-12 13:54:10,983 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 13:54:10,984 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 13:54:10,994 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 [2018-04-12 13:54:10,996 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 [2018-04-12 13:54:10,996 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 13:54:11,002 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 13:54:11,007 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 13:54:11,007 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:35, output treesize:21 [2018-04-12 13:54:11,087 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 [2018-04-12 13:54:11,089 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 [2018-04-12 13:54:11,089 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 13:54:11,090 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 13:54:11,097 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 [2018-04-12 13:54:11,099 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 [2018-04-12 13:54:11,099 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 13:54:11,102 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 13:54:11,106 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 13:54:11,106 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:55, output treesize:19 [2018-04-12 13:54:11,123 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 13:54:11,141 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-12 13:54:11,141 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 15 [2018-04-12 13:54:11,142 INFO L442 AbstractCegarLoop]: Interpolant automaton has 16 states [2018-04-12 13:54:11,142 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2018-04-12 13:54:11,142 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=195, Unknown=0, NotChecked=0, Total=240 [2018-04-12 13:54:11,142 INFO L87 Difference]: Start difference. First operand 282 states and 323 transitions. Second operand 16 states. [2018-04-12 13:54:11,789 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 13:54:11,790 INFO L93 Difference]: Finished difference Result 291 states and 331 transitions. [2018-04-12 13:54:11,790 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-04-12 13:54:11,790 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 39 [2018-04-12 13:54:11,790 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 13:54:11,792 INFO L225 Difference]: With dead ends: 291 [2018-04-12 13:54:11,792 INFO L226 Difference]: Without dead ends: 291 [2018-04-12 13:54:11,792 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 52 GetRequests, 32 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 50 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=120, Invalid=342, Unknown=0, NotChecked=0, Total=462 [2018-04-12 13:54:11,793 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 291 states. [2018-04-12 13:54:11,803 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 291 to 275. [2018-04-12 13:54:11,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 275 states. [2018-04-12 13:54:11,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 275 states to 275 states and 315 transitions. [2018-04-12 13:54:11,805 INFO L78 Accepts]: Start accepts. Automaton has 275 states and 315 transitions. Word has length 39 [2018-04-12 13:54:11,805 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 13:54:11,805 INFO L459 AbstractCegarLoop]: Abstraction has 275 states and 315 transitions. [2018-04-12 13:54:11,805 INFO L460 AbstractCegarLoop]: Interpolant automaton has 16 states. [2018-04-12 13:54:11,805 INFO L276 IsEmpty]: Start isEmpty. Operand 275 states and 315 transitions. [2018-04-12 13:54:11,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-04-12 13:54:11,806 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 13:54:11,806 INFO L355 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-12 13:54:11,806 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]=== [2018-04-12 13:54:11,808 INFO L82 PathProgramCache]: Analyzing trace with hash -418588647, now seen corresponding path program 1 times [2018-04-12 13:54:11,808 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 13:54:11,808 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 13:54:11,809 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 13:54:11,809 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 13:54:11,809 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 13:54:11,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 13:54:11,831 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 13:54:11,866 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-04-12 13:54:11,867 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-12 13:54:11,867 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-04-12 13:54:11,867 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-04-12 13:54:11,867 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-04-12 13:54:11,868 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-04-12 13:54:11,868 INFO L87 Difference]: Start difference. First operand 275 states and 315 transitions. Second operand 4 states. [2018-04-12 13:54:11,986 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 13:54:11,987 INFO L93 Difference]: Finished difference Result 277 states and 309 transitions. [2018-04-12 13:54:11,987 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-04-12 13:54:11,987 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 53 [2018-04-12 13:54:11,987 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 13:54:11,988 INFO L225 Difference]: With dead ends: 277 [2018-04-12 13:54:11,988 INFO L226 Difference]: Without dead ends: 277 [2018-04-12 13:54:11,989 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-04-12 13:54:11,989 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 277 states. [2018-04-12 13:54:11,994 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 277 to 271. [2018-04-12 13:54:11,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 271 states. [2018-04-12 13:54:11,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 271 states to 271 states and 303 transitions. [2018-04-12 13:54:11,996 INFO L78 Accepts]: Start accepts. Automaton has 271 states and 303 transitions. Word has length 53 [2018-04-12 13:54:11,996 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 13:54:11,996 INFO L459 AbstractCegarLoop]: Abstraction has 271 states and 303 transitions. [2018-04-12 13:54:11,996 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-04-12 13:54:11,996 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 303 transitions. [2018-04-12 13:54:11,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-04-12 13:54:11,997 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 13:54:11,997 INFO L355 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-12 13:54:11,997 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]=== [2018-04-12 13:54:11,997 INFO L82 PathProgramCache]: Analyzing trace with hash -418588646, now seen corresponding path program 1 times [2018-04-12 13:54:11,997 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 13:54:11,997 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 13:54:11,998 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 13:54:11,998 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 13:54:11,998 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 13:54:12,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 13:54:12,022 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 13:54:12,064 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-04-12 13:54:12,064 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-12 13:54:12,064 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-04-12 13:54:12,064 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-04-12 13:54:12,065 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-04-12 13:54:12,065 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-04-12 13:54:12,065 INFO L87 Difference]: Start difference. First operand 271 states and 303 transitions. Second operand 4 states. [2018-04-12 13:54:12,188 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 13:54:12,188 INFO L93 Difference]: Finished difference Result 273 states and 297 transitions. [2018-04-12 13:54:12,188 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-04-12 13:54:12,188 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 53 [2018-04-12 13:54:12,189 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 13:54:12,189 INFO L225 Difference]: With dead ends: 273 [2018-04-12 13:54:12,190 INFO L226 Difference]: Without dead ends: 273 [2018-04-12 13:54:12,190 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-04-12 13:54:12,190 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 273 states. [2018-04-12 13:54:12,197 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 273 to 267. [2018-04-12 13:54:12,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 267 states. [2018-04-12 13:54:12,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 267 states and 291 transitions. [2018-04-12 13:54:12,198 INFO L78 Accepts]: Start accepts. Automaton has 267 states and 291 transitions. Word has length 53 [2018-04-12 13:54:12,198 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 13:54:12,199 INFO L459 AbstractCegarLoop]: Abstraction has 267 states and 291 transitions. [2018-04-12 13:54:12,199 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-04-12 13:54:12,199 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 291 transitions. [2018-04-12 13:54:12,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-04-12 13:54:12,199 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 13:54:12,200 INFO L355 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-12 13:54:12,200 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]=== [2018-04-12 13:54:12,200 INFO L82 PathProgramCache]: Analyzing trace with hash -92235618, now seen corresponding path program 1 times [2018-04-12 13:54:12,200 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 13:54:12,200 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 13:54:12,201 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 13:54:12,201 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 13:54:12,201 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 13:54:12,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 13:54:12,213 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 13:54:12,236 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 13:54:12,236 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-12 13:54:12,236 INFO L213 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-04-12 13:54:12,246 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 13:54:12,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 13:54:12,278 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-12 13:54:12,288 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 13:54:12,315 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-12 13:54:12,316 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 5 [2018-04-12 13:54:12,316 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-04-12 13:54:12,316 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-04-12 13:54:12,316 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2018-04-12 13:54:12,316 INFO L87 Difference]: Start difference. First operand 267 states and 291 transitions. Second operand 5 states. [2018-04-12 13:54:12,331 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 13:54:12,331 INFO L93 Difference]: Finished difference Result 291 states and 315 transitions. [2018-04-12 13:54:12,331 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-04-12 13:54:12,331 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 54 [2018-04-12 13:54:12,331 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 13:54:12,332 INFO L225 Difference]: With dead ends: 291 [2018-04-12 13:54:12,332 INFO L226 Difference]: Without dead ends: 291 [2018-04-12 13:54:12,333 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 57 GetRequests, 54 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2018-04-12 13:54:12,333 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 291 states. [2018-04-12 13:54:12,338 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 291 to 281. [2018-04-12 13:54:12,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 281 states. [2018-04-12 13:54:12,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 281 states and 305 transitions. [2018-04-12 13:54:12,339 INFO L78 Accepts]: Start accepts. Automaton has 281 states and 305 transitions. Word has length 54 [2018-04-12 13:54:12,339 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 13:54:12,339 INFO L459 AbstractCegarLoop]: Abstraction has 281 states and 305 transitions. [2018-04-12 13:54:12,339 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-04-12 13:54:12,339 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 305 transitions. [2018-04-12 13:54:12,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-04-12 13:54:12,340 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 13:54:12,340 INFO L355 BasicCegarLoop]: trace histogram [3, 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] [2018-04-12 13:54:12,340 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]=== [2018-04-12 13:54:12,341 INFO L82 PathProgramCache]: Analyzing trace with hash -993711544, now seen corresponding path program 2 times [2018-04-12 13:54:12,341 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 13:54:12,341 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 13:54:12,341 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 13:54:12,341 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 13:54:12,342 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 13:54:12,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 13:54:12,353 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 13:54:12,373 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 13:54:12,373 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-12 13:54:12,373 INFO L213 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-04-12 13:54:12,381 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST1 [2018-04-12 13:54:12,412 INFO L242 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2018-04-12 13:54:12,412 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-04-12 13:54:12,416 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-12 13:54:12,463 WARN L1033 $PredicateComparison]: unable to prove that (exists ((__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_~data~0.base Int)) (and (= 0 (select |c_old(#valid)| __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_~data~0.base)) (= |c_#valid| (store |c_old(#valid)| __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_~data~0.base 1)))) is different from true [2018-04-12 13:54:12,484 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_~data~0.base Int)) (let ((.cse0 (store |c_old(#valid)| __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_~data~0.base 1))) (and (= 0 (select .cse0 |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc6.base|)) (= |c_#valid| (store .cse0 |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc6.base| 1)) (= 0 (select |c_old(#valid)| __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_~data~0.base))))) is different from true [2018-04-12 13:54:12,536 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 13:54:12,536 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 13:54:12,537 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 13:54:12,538 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 25 treesize of output 42 [2018-04-12 13:54:12,541 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 30 treesize of output 34 [2018-04-12 13:54:12,542 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 13:54:12,548 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 13:54:12,555 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. [2018-04-12 13:54:12,555 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:28, output treesize:28 [2018-04-12 13:54:12,578 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-04-12 13:54:12,601 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-04-12 13:54:12,601 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [5] total 11 [2018-04-12 13:54:12,602 INFO L442 AbstractCegarLoop]: Interpolant automaton has 11 states [2018-04-12 13:54:12,602 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2018-04-12 13:54:12,602 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=55, Unknown=2, NotChecked=30, Total=110 [2018-04-12 13:54:12,602 INFO L87 Difference]: Start difference. First operand 281 states and 305 transitions. Second operand 11 states. [2018-04-12 13:54:12,914 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 13:54:12,914 INFO L93 Difference]: Finished difference Result 347 states and 380 transitions. [2018-04-12 13:54:12,915 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-04-12 13:54:12,915 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 61 [2018-04-12 13:54:12,915 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 13:54:12,916 INFO L225 Difference]: With dead ends: 347 [2018-04-12 13:54:12,916 INFO L226 Difference]: Without dead ends: 347 [2018-04-12 13:54:12,916 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 70 GetRequests, 57 SyntacticMatches, 1 SemanticMatches, 12 ConstructedPredicates, 2 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=38, Invalid=94, Unknown=8, NotChecked=42, Total=182 [2018-04-12 13:54:12,917 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 347 states. [2018-04-12 13:54:12,920 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 347 to 314. [2018-04-12 13:54:12,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 314 states. [2018-04-12 13:54:12,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 314 states to 314 states and 344 transitions. [2018-04-12 13:54:12,922 INFO L78 Accepts]: Start accepts. Automaton has 314 states and 344 transitions. Word has length 61 [2018-04-12 13:54:12,922 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 13:54:12,922 INFO L459 AbstractCegarLoop]: Abstraction has 314 states and 344 transitions. [2018-04-12 13:54:12,922 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states. [2018-04-12 13:54:12,922 INFO L276 IsEmpty]: Start isEmpty. Operand 314 states and 344 transitions. [2018-04-12 13:54:12,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-04-12 13:54:12,922 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 13:54:12,923 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, 1, 1] [2018-04-12 13:54:12,923 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]=== [2018-04-12 13:54:12,923 INFO L82 PathProgramCache]: Analyzing trace with hash 737363295, now seen corresponding path program 1 times [2018-04-12 13:54:12,923 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 13:54:12,923 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 13:54:12,924 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 13:54:12,924 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-04-12 13:54:12,924 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 13:54:12,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 13:54:12,937 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 13:54:13,359 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 2 proven. 18 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-04-12 13:54:13,359 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-12 13:54:13,360 INFO L213 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-04-12 13:54:13,368 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 13:54:13,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 13:54:13,427 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-12 13:54:13,557 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_~data~0.base Int)) (and (= 0 (select (store |c_old(#valid)| __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_~data~0.base 1) |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc6.base|)) (= 0 (select |c_old(#valid)| __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_~data~0.base)) (= (store (store |c_old(#length)| __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_~data~0.base 16) |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc6.base| 80) |c_#length|))) is different from true [2018-04-12 13:54:13,617 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 13:54:13,618 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 13:54:13,619 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 13:54:13,620 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 16 treesize of output 13 [2018-04-12 13:54:13,620 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 13:54:13,633 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 [2018-04-12 13:54:13,637 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 13:54:13,639 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 [2018-04-12 13:54:13,639 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-12 13:54:13,648 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 13:54:13,658 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. [2018-04-12 13:54:13,658 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 4 variables, input treesize:38, output treesize:29 [2018-04-12 13:54:13,710 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-04-12 13:54:13,736 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-04-12 13:54:13,736 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [13] total 20 [2018-04-12 13:54:13,736 INFO L442 AbstractCegarLoop]: Interpolant automaton has 21 states [2018-04-12 13:54:13,737 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2018-04-12 13:54:13,737 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=72, Invalid=303, Unknown=9, NotChecked=36, Total=420 [2018-04-12 13:54:13,737 INFO L87 Difference]: Start difference. First operand 314 states and 344 transitions. Second operand 21 states. [2018-04-12 13:54:15,101 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 13:54:15,101 INFO L93 Difference]: Finished difference Result 361 states and 395 transitions. [2018-04-12 13:54:15,101 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2018-04-12 13:54:15,101 INFO L78 Accepts]: Start accepts. Automaton has 21 states. Word has length 68 [2018-04-12 13:54:15,101 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 13:54:15,102 INFO L225 Difference]: With dead ends: 361 [2018-04-12 13:54:15,102 INFO L226 Difference]: Without dead ends: 361 [2018-04-12 13:54:15,102 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 96 GetRequests, 65 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 188 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=178, Invalid=806, Unknown=12, NotChecked=60, Total=1056 [2018-04-12 13:54:15,103 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 361 states. [2018-04-12 13:54:15,105 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 361 to 326. [2018-04-12 13:54:15,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 326 states. [2018-04-12 13:54:15,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 326 states to 326 states and 358 transitions. [2018-04-12 13:54:15,106 INFO L78 Accepts]: Start accepts. Automaton has 326 states and 358 transitions. Word has length 68 [2018-04-12 13:54:15,106 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 13:54:15,106 INFO L459 AbstractCegarLoop]: Abstraction has 326 states and 358 transitions. [2018-04-12 13:54:15,106 INFO L460 AbstractCegarLoop]: Interpolant automaton has 21 states. [2018-04-12 13:54:15,106 INFO L276 IsEmpty]: Start isEmpty. Operand 326 states and 358 transitions. [2018-04-12 13:54:15,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-04-12 13:54:15,106 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 13:54:15,106 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, 1, 1, 1, 1] [2018-04-12 13:54:15,106 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]=== [2018-04-12 13:54:15,107 INFO L82 PathProgramCache]: Analyzing trace with hash -1164519679, now seen corresponding path program 1 times [2018-04-12 13:54:15,107 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 13:54:15,107 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 13:54:15,107 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 13:54:15,107 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 13:54:15,107 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 13:54:15,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 13:54:15,115 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 13:54:15,142 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-04-12 13:54:15,142 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-12 13:54:15,142 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-04-12 13:54:15,142 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-04-12 13:54:15,143 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-04-12 13:54:15,143 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-04-12 13:54:15,143 INFO L87 Difference]: Start difference. First operand 326 states and 358 transitions. Second operand 6 states. [2018-04-12 13:54:15,248 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 13:54:15,249 INFO L93 Difference]: Finished difference Result 385 states and 425 transitions. [2018-04-12 13:54:15,249 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-04-12 13:54:15,249 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 70 [2018-04-12 13:54:15,250 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 13:54:15,251 INFO L225 Difference]: With dead ends: 385 [2018-04-12 13:54:15,251 INFO L226 Difference]: Without dead ends: 385 [2018-04-12 13:54:15,251 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 [2018-04-12 13:54:15,252 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 385 states. [2018-04-12 13:54:15,255 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 385 to 337. [2018-04-12 13:54:15,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 337 states. [2018-04-12 13:54:15,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 337 states to 337 states and 370 transitions. [2018-04-12 13:54:15,256 INFO L78 Accepts]: Start accepts. Automaton has 337 states and 370 transitions. Word has length 70 [2018-04-12 13:54:15,256 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 13:54:15,256 INFO L459 AbstractCegarLoop]: Abstraction has 337 states and 370 transitions. [2018-04-12 13:54:15,256 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-04-12 13:54:15,256 INFO L276 IsEmpty]: Start isEmpty. Operand 337 states and 370 transitions. [2018-04-12 13:54:15,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-04-12 13:54:15,257 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 13:54:15,257 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, 1, 1, 1, 1, 1, 1, 1] [2018-04-12 13:54:15,257 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]=== [2018-04-12 13:54:15,257 INFO L82 PathProgramCache]: Analyzing trace with hash -63478099, now seen corresponding path program 1 times [2018-04-12 13:54:15,257 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 13:54:15,257 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 13:54:15,258 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 13:54:15,258 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 13:54:15,258 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 13:54:15,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 13:54:15,268 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 13:54:15,552 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 8 proven. 4 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-04-12 13:54:15,553 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-12 13:54:15,553 INFO L213 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-04-12 13:54:15,563 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 13:54:15,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 13:54:15,604 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-12 13:54:15,616 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 [2018-04-12 13:54:15,616 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 13:54:15,617 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 13:54:15,618 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:6, output treesize:5 [2018-04-12 13:54:15,639 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 [2018-04-12 13:54:15,639 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 13:54:15,643 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 13:54:15,643 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:12, output treesize:11 [2018-04-12 13:54:15,689 WARN L1033 $PredicateComparison]: unable to prove that (exists ((__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_~data~0.base Int)) (and (= 0 (select |c_old(#valid)| __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_~data~0.base)) (= |c_#valid| (store |c_old(#valid)| __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_~data~0.base 1)))) is different from true [2018-04-12 13:54:15,693 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_~data~0.base Int)) (let ((.cse0 (store |c_old(#valid)| __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_~data~0.base 1))) (and (= 0 (select .cse0 |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc6.base|)) (= |c_#valid| (store .cse0 |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc6.base| 1)) (= 0 (select |c_old(#valid)| __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_~data~0.base))))) is different from true [2018-04-12 13:54:15,750 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 13:54:15,751 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 13:54:15,751 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 13:54:15,753 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 13:54:15,756 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 13:54:15,757 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 55 [2018-04-12 13:54:15,762 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 35 treesize of output 47 [2018-04-12 13:54:15,762 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 13:54:15,775 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 13:54:15,788 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. [2018-04-12 13:54:15,789 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:33, output treesize:41 [2018-04-12 13:54:15,877 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-04-12 13:54:15,907 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-04-12 13:54:15,907 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [12] imperfect sequences [10] total 19 [2018-04-12 13:54:15,907 INFO L442 AbstractCegarLoop]: Interpolant automaton has 20 states [2018-04-12 13:54:15,908 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2018-04-12 13:54:15,908 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=256, Unknown=2, NotChecked=66, Total=380 [2018-04-12 13:54:15,908 INFO L87 Difference]: Start difference. First operand 337 states and 370 transitions. Second operand 20 states. [2018-04-12 13:54:16,408 WARN L151 SmtUtils]: Spent 116ms on a formula simplification. DAG size of input: 60 DAG size of output 41 [2018-04-12 13:54:17,542 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 13:54:17,542 INFO L93 Difference]: Finished difference Result 365 states and 399 transitions. [2018-04-12 13:54:17,543 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2018-04-12 13:54:17,543 INFO L78 Accepts]: Start accepts. Automaton has 20 states. Word has length 70 [2018-04-12 13:54:17,543 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 13:54:17,545 INFO L225 Difference]: With dead ends: 365 [2018-04-12 13:54:17,545 INFO L226 Difference]: Without dead ends: 365 [2018-04-12 13:54:17,545 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 98 GetRequests, 68 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 2 IntricatePredicates, 0 DeprecatedPredicates, 191 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=156, Invalid=720, Unknown=2, NotChecked=114, Total=992 [2018-04-12 13:54:17,546 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 365 states. [2018-04-12 13:54:17,550 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 365 to 330. [2018-04-12 13:54:17,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 330 states. [2018-04-12 13:54:17,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 330 states to 330 states and 360 transitions. [2018-04-12 13:54:17,553 INFO L78 Accepts]: Start accepts. Automaton has 330 states and 360 transitions. Word has length 70 [2018-04-12 13:54:17,553 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 13:54:17,553 INFO L459 AbstractCegarLoop]: Abstraction has 330 states and 360 transitions. [2018-04-12 13:54:17,553 INFO L460 AbstractCegarLoop]: Interpolant automaton has 20 states. [2018-04-12 13:54:17,553 INFO L276 IsEmpty]: Start isEmpty. Operand 330 states and 360 transitions. [2018-04-12 13:54:17,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-04-12 13:54:17,554 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 13:54:17,554 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, 1, 1, 1, 1] [2018-04-12 13:54:17,554 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]=== [2018-04-12 13:54:17,554 INFO L82 PathProgramCache]: Analyzing trace with hash -63478098, now seen corresponding path program 1 times [2018-04-12 13:54:17,554 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 13:54:17,554 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 13:54:17,555 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 13:54:17,555 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 13:54:17,555 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 13:54:17,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 13:54:17,570 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 13:54:17,948 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 2 proven. 18 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-04-12 13:54:17,949 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-12 13:54:17,949 INFO L213 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-04-12 13:54:17,961 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 13:54:17,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 13:54:17,998 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-12 13:54:18,003 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 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 [2018-04-12 13:54:18,003 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 13:54:18,004 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 13:54:18,005 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:6, output treesize:5 [2018-04-12 13:54:18,058 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 13:54:18,058 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 13:54:18,059 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 [2018-04-12 13:54:18,059 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 13:54:18,063 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 13:54:18,063 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:17, output treesize:15 [2018-04-12 13:54:18,165 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_~data~0.base Int)) (and (= 0 (select (store |c_old(#valid)| __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_~data~0.base 1) |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc6.base|)) (= 0 (select |c_old(#valid)| __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_~data~0.base)) (= (store (store |c_old(#length)| __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_~data~0.base 16) |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc6.base| 80) |c_#length|))) is different from true [2018-04-12 13:54:18,201 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 13:54:18,202 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 [2018-04-12 13:54:18,204 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 13:54:18,206 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 13:54:18,207 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 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 19 treesize of output 36 [2018-04-12 13:54:18,207 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 13:54:18,224 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 13:54:18,240 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 13:54:18,240 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 13:54:18,241 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 13:54:18,242 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 13:54:18,242 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 13:54:18,243 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 13:54:18,243 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 [2018-04-12 13:54:18,244 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-12 13:54:18,256 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 2 dim-1 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-12 13:54:18,256 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 5 variables, input treesize:47, output treesize:29 [2018-04-12 13:54:18,317 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-04-12 13:54:18,338 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-04-12 13:54:18,338 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [12] imperfect sequences [14] total 24 [2018-04-12 13:54:18,338 INFO L442 AbstractCegarLoop]: Interpolant automaton has 25 states [2018-04-12 13:54:18,338 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2018-04-12 13:54:18,339 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=89, Invalid=460, Unknown=7, NotChecked=44, Total=600 [2018-04-12 13:54:18,339 INFO L87 Difference]: Start difference. First operand 330 states and 360 transitions. Second operand 25 states. [2018-04-12 13:54:19,571 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 13:54:19,571 INFO L93 Difference]: Finished difference Result 362 states and 397 transitions. [2018-04-12 13:54:19,571 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2018-04-12 13:54:19,572 INFO L78 Accepts]: Start accepts. Automaton has 25 states. Word has length 70 [2018-04-12 13:54:19,572 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 13:54:19,573 INFO L225 Difference]: With dead ends: 362 [2018-04-12 13:54:19,573 INFO L226 Difference]: Without dead ends: 362 [2018-04-12 13:54:19,574 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 101 GetRequests, 64 SyntacticMatches, 1 SemanticMatches, 36 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 265 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=215, Invalid=1111, Unknown=10, NotChecked=70, Total=1406 [2018-04-12 13:54:19,574 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 362 states. [2018-04-12 13:54:19,577 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 362 to 329. [2018-04-12 13:54:19,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 329 states. [2018-04-12 13:54:19,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 329 states to 329 states and 357 transitions. [2018-04-12 13:54:19,578 INFO L78 Accepts]: Start accepts. Automaton has 329 states and 357 transitions. Word has length 70 [2018-04-12 13:54:19,578 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 13:54:19,579 INFO L459 AbstractCegarLoop]: Abstraction has 329 states and 357 transitions. [2018-04-12 13:54:19,579 INFO L460 AbstractCegarLoop]: Interpolant automaton has 25 states. [2018-04-12 13:54:19,579 INFO L276 IsEmpty]: Start isEmpty. Operand 329 states and 357 transitions. [2018-04-12 13:54:19,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2018-04-12 13:54:19,579 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 13:54:19,579 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, 1, 1, 1, 1, 1, 1, 1] [2018-04-12 13:54:19,579 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]=== [2018-04-12 13:54:19,579 INFO L82 PathProgramCache]: Analyzing trace with hash -1290405079, now seen corresponding path program 1 times [2018-04-12 13:54:19,579 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 13:54:19,580 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 13:54:19,580 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 13:54:19,580 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 13:54:19,580 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 13:54:19,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 13:54:19,590 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 13:54:19,633 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-04-12 13:54:19,633 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-12 13:54:19,633 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-04-12 13:54:19,634 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-04-12 13:54:19,634 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-04-12 13:54:19,634 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2018-04-12 13:54:19,634 INFO L87 Difference]: Start difference. First operand 329 states and 357 transitions. Second operand 6 states. [2018-04-12 13:54:19,817 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 13:54:19,817 INFO L93 Difference]: Finished difference Result 326 states and 354 transitions. [2018-04-12 13:54:19,818 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-04-12 13:54:19,818 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 73 [2018-04-12 13:54:19,818 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 13:54:19,819 INFO L225 Difference]: With dead ends: 326 [2018-04-12 13:54:19,819 INFO L226 Difference]: Without dead ends: 326 [2018-04-12 13:54:19,819 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 [2018-04-12 13:54:19,820 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 326 states. [2018-04-12 13:54:19,823 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 326 to 325. [2018-04-12 13:54:19,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 325 states. [2018-04-12 13:54:19,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 325 states to 325 states and 354 transitions. [2018-04-12 13:54:19,824 INFO L78 Accepts]: Start accepts. Automaton has 325 states and 354 transitions. Word has length 73 [2018-04-12 13:54:19,825 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 13:54:19,825 INFO L459 AbstractCegarLoop]: Abstraction has 325 states and 354 transitions. [2018-04-12 13:54:19,825 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-04-12 13:54:19,825 INFO L276 IsEmpty]: Start isEmpty. Operand 325 states and 354 transitions. [2018-04-12 13:54:19,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2018-04-12 13:54:19,825 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 13:54:19,826 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, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-12 13:54:19,826 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]=== [2018-04-12 13:54:19,826 INFO L82 PathProgramCache]: Analyzing trace with hash -1347851630, now seen corresponding path program 1 times [2018-04-12 13:54:19,826 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 13:54:19,826 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 13:54:19,827 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 13:54:19,827 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 13:54:19,827 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 13:54:19,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 13:54:19,838 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 13:54:19,893 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-04-12 13:54:19,893 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-12 13:54:19,893 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-04-12 13:54:19,893 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-04-12 13:54:19,893 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-04-12 13:54:19,894 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2018-04-12 13:54:19,894 INFO L87 Difference]: Start difference. First operand 325 states and 354 transitions. Second operand 7 states. [2018-04-12 13:54:20,146 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 13:54:20,146 INFO L93 Difference]: Finished difference Result 339 states and 370 transitions. [2018-04-12 13:54:20,178 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-04-12 13:54:20,179 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 74 [2018-04-12 13:54:20,179 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 13:54:20,180 INFO L225 Difference]: With dead ends: 339 [2018-04-12 13:54:20,180 INFO L226 Difference]: Without dead ends: 339 [2018-04-12 13:54:20,181 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 [2018-04-12 13:54:20,181 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 339 states. [2018-04-12 13:54:20,184 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 339 to 324. [2018-04-12 13:54:20,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 324 states. [2018-04-12 13:54:20,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 324 states to 324 states and 353 transitions. [2018-04-12 13:54:20,185 INFO L78 Accepts]: Start accepts. Automaton has 324 states and 353 transitions. Word has length 74 [2018-04-12 13:54:20,185 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 13:54:20,186 INFO L459 AbstractCegarLoop]: Abstraction has 324 states and 353 transitions. [2018-04-12 13:54:20,186 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-04-12 13:54:20,186 INFO L276 IsEmpty]: Start isEmpty. Operand 324 states and 353 transitions. [2018-04-12 13:54:20,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2018-04-12 13:54:20,186 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 13:54:20,186 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, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-12 13:54:20,187 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]=== [2018-04-12 13:54:20,187 INFO L82 PathProgramCache]: Analyzing trace with hash -1347851629, now seen corresponding path program 1 times [2018-04-12 13:54:20,187 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 13:54:20,187 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 13:54:20,188 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 13:54:20,188 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 13:54:20,188 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 13:54:20,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 13:54:20,199 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 13:54:20,291 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-04-12 13:54:20,291 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-12 13:54:20,291 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-04-12 13:54:20,291 INFO L442 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-04-12 13:54:20,292 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-04-12 13:54:20,292 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2018-04-12 13:54:20,292 INFO L87 Difference]: Start difference. First operand 324 states and 353 transitions. Second operand 9 states. [2018-04-12 13:54:20,561 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 13:54:20,561 INFO L93 Difference]: Finished difference Result 350 states and 381 transitions. [2018-04-12 13:54:20,561 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2018-04-12 13:54:20,562 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 74 [2018-04-12 13:54:20,562 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 13:54:20,563 INFO L225 Difference]: With dead ends: 350 [2018-04-12 13:54:20,563 INFO L226 Difference]: Without dead ends: 350 [2018-04-12 13:54:20,563 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 [2018-04-12 13:54:20,564 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 350 states. [2018-04-12 13:54:20,567 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 350 to 323. [2018-04-12 13:54:20,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 323 states. [2018-04-12 13:54:20,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 323 states to 323 states and 352 transitions. [2018-04-12 13:54:20,568 INFO L78 Accepts]: Start accepts. Automaton has 323 states and 352 transitions. Word has length 74 [2018-04-12 13:54:20,569 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 13:54:20,569 INFO L459 AbstractCegarLoop]: Abstraction has 323 states and 352 transitions. [2018-04-12 13:54:20,569 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-04-12 13:54:20,569 INFO L276 IsEmpty]: Start isEmpty. Operand 323 states and 352 transitions. [2018-04-12 13:54:20,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-04-12 13:54:20,569 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 13:54:20,570 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-12 13:54:20,570 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]=== [2018-04-12 13:54:20,570 INFO L82 PathProgramCache]: Analyzing trace with hash -1857641320, now seen corresponding path program 1 times [2018-04-12 13:54:20,570 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 13:54:20,570 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 13:54:20,571 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 13:54:20,571 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 13:54:20,571 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 13:54:20,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 13:54:20,581 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 13:54:20,614 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-04-12 13:54:20,614 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-12 13:54:20,614 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-04-12 13:54:20,615 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-04-12 13:54:20,615 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-04-12 13:54:20,615 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-04-12 13:54:20,615 INFO L87 Difference]: Start difference. First operand 323 states and 352 transitions. Second operand 5 states. [2018-04-12 13:54:20,754 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 13:54:20,755 INFO L93 Difference]: Finished difference Result 338 states and 369 transitions. [2018-04-12 13:54:20,755 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-04-12 13:54:20,755 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 78 [2018-04-12 13:54:20,755 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 13:54:20,756 INFO L225 Difference]: With dead ends: 338 [2018-04-12 13:54:20,756 INFO L226 Difference]: Without dead ends: 338 [2018-04-12 13:54:20,756 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 [2018-04-12 13:54:20,756 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 338 states. [2018-04-12 13:54:20,760 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 338 to 322. [2018-04-12 13:54:20,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 322 states. [2018-04-12 13:54:20,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 322 states to 322 states and 351 transitions. [2018-04-12 13:54:20,761 INFO L78 Accepts]: Start accepts. Automaton has 322 states and 351 transitions. Word has length 78 [2018-04-12 13:54:20,761 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 13:54:20,761 INFO L459 AbstractCegarLoop]: Abstraction has 322 states and 351 transitions. [2018-04-12 13:54:20,762 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-04-12 13:54:20,762 INFO L276 IsEmpty]: Start isEmpty. Operand 322 states and 351 transitions. [2018-04-12 13:54:20,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-04-12 13:54:20,762 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 13:54:20,762 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-12 13:54:20,763 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]=== [2018-04-12 13:54:20,763 INFO L82 PathProgramCache]: Analyzing trace with hash -1857641319, now seen corresponding path program 1 times [2018-04-12 13:54:20,763 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 13:54:20,763 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 13:54:20,764 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 13:54:20,764 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 13:54:20,764 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 13:54:20,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 13:54:20,776 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 13:54:20,814 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-04-12 13:54:20,814 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-12 13:54:20,814 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-04-12 13:54:20,815 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-04-12 13:54:20,815 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-04-12 13:54:20,815 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-04-12 13:54:20,815 INFO L87 Difference]: Start difference. First operand 322 states and 351 transitions. Second operand 5 states. [2018-04-12 13:54:20,949 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 13:54:20,949 INFO L93 Difference]: Finished difference Result 349 states and 380 transitions. [2018-04-12 13:54:20,949 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-04-12 13:54:20,949 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 78 [2018-04-12 13:54:20,950 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 13:54:20,950 INFO L225 Difference]: With dead ends: 349 [2018-04-12 13:54:20,950 INFO L226 Difference]: Without dead ends: 349 [2018-04-12 13:54:20,951 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 [2018-04-12 13:54:20,951 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 349 states. [2018-04-12 13:54:20,953 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 349 to 321. [2018-04-12 13:54:20,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 321 states. [2018-04-12 13:54:20,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 321 states to 321 states and 350 transitions. [2018-04-12 13:54:20,954 INFO L78 Accepts]: Start accepts. Automaton has 321 states and 350 transitions. Word has length 78 [2018-04-12 13:54:20,955 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 13:54:20,955 INFO L459 AbstractCegarLoop]: Abstraction has 321 states and 350 transitions. [2018-04-12 13:54:20,955 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-04-12 13:54:20,955 INFO L276 IsEmpty]: Start isEmpty. Operand 321 states and 350 transitions. [2018-04-12 13:54:20,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2018-04-12 13:54:20,955 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 13:54:20,955 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-12 13:54:20,955 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]=== [2018-04-12 13:54:20,956 INFO L82 PathProgramCache]: Analyzing trace with hash -1752305873, now seen corresponding path program 1 times [2018-04-12 13:54:20,956 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 13:54:20,956 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 13:54:20,956 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 13:54:20,956 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 13:54:20,956 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 13:54:20,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 13:54:20,965 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 13:54:21,148 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-04-12 13:54:21,149 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-12 13:54:21,149 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2018-04-12 13:54:21,149 INFO L442 AbstractCegarLoop]: Interpolant automaton has 17 states [2018-04-12 13:54:21,149 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2018-04-12 13:54:21,149 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=238, Unknown=0, NotChecked=0, Total=272 [2018-04-12 13:54:21,149 INFO L87 Difference]: Start difference. First operand 321 states and 350 transitions. Second operand 17 states. [2018-04-12 13:54:21,928 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 13:54:21,928 INFO L93 Difference]: Finished difference Result 370 states and 410 transitions. [2018-04-12 13:54:21,928 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2018-04-12 13:54:21,929 INFO L78 Accepts]: Start accepts. Automaton has 17 states. Word has length 79 [2018-04-12 13:54:21,929 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 13:54:21,929 INFO L225 Difference]: With dead ends: 370 [2018-04-12 13:54:21,930 INFO L226 Difference]: Without dead ends: 370 [2018-04-12 13:54:21,930 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 1 SyntacticMatches, 2 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 186 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=138, Invalid=984, Unknown=0, NotChecked=0, Total=1122 [2018-04-12 13:54:21,930 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 370 states. [2018-04-12 13:54:21,934 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 370 to 328. [2018-04-12 13:54:21,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 328 states. [2018-04-12 13:54:21,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 328 states to 328 states and 364 transitions. [2018-04-12 13:54:21,935 INFO L78 Accepts]: Start accepts. Automaton has 328 states and 364 transitions. Word has length 79 [2018-04-12 13:54:21,935 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 13:54:21,935 INFO L459 AbstractCegarLoop]: Abstraction has 328 states and 364 transitions. [2018-04-12 13:54:21,935 INFO L460 AbstractCegarLoop]: Interpolant automaton has 17 states. [2018-04-12 13:54:21,935 INFO L276 IsEmpty]: Start isEmpty. Operand 328 states and 364 transitions. [2018-04-12 13:54:21,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2018-04-12 13:54:21,936 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 13:54:21,936 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-12 13:54:21,936 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]=== [2018-04-12 13:54:21,936 INFO L82 PathProgramCache]: Analyzing trace with hash -1752305872, now seen corresponding path program 1 times [2018-04-12 13:54:21,937 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 13:54:21,937 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 13:54:21,937 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 13:54:21,937 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 13:54:21,937 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 13:54:21,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 13:54:21,950 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 13:54:22,174 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-04-12 13:54:22,174 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-12 13:54:22,174 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [18] imperfect sequences [] total 18 [2018-04-12 13:54:22,174 INFO L442 AbstractCegarLoop]: Interpolant automaton has 19 states [2018-04-12 13:54:22,174 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2018-04-12 13:54:22,175 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=302, Unknown=0, NotChecked=0, Total=342 [2018-04-12 13:54:22,175 INFO L87 Difference]: Start difference. First operand 328 states and 364 transitions. Second operand 19 states. [2018-04-12 13:54:22,889 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 13:54:22,889 INFO L93 Difference]: Finished difference Result 377 states and 416 transitions. [2018-04-12 13:54:22,890 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2018-04-12 13:54:22,890 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 79 [2018-04-12 13:54:22,890 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 13:54:22,891 INFO L225 Difference]: With dead ends: 377 [2018-04-12 13:54:22,891 INFO L226 Difference]: Without dead ends: 377 [2018-04-12 13:54:22,891 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 225 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=152, Invalid=1108, Unknown=0, NotChecked=0, Total=1260 [2018-04-12 13:54:22,892 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 377 states. [2018-04-12 13:54:22,895 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 377 to 328. [2018-04-12 13:54:22,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 328 states. [2018-04-12 13:54:22,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 328 states to 328 states and 363 transitions. [2018-04-12 13:54:22,896 INFO L78 Accepts]: Start accepts. Automaton has 328 states and 363 transitions. Word has length 79 [2018-04-12 13:54:22,896 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 13:54:22,896 INFO L459 AbstractCegarLoop]: Abstraction has 328 states and 363 transitions. [2018-04-12 13:54:22,896 INFO L460 AbstractCegarLoop]: Interpolant automaton has 19 states. [2018-04-12 13:54:22,896 INFO L276 IsEmpty]: Start isEmpty. Operand 328 states and 363 transitions. [2018-04-12 13:54:22,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2018-04-12 13:54:22,897 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 13:54:22,897 INFO L355 BasicCegarLoop]: trace histogram [4, 3, 3, 3, 3, 3, 3, 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] [2018-04-12 13:54:22,897 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]=== [2018-04-12 13:54:22,897 INFO L82 PathProgramCache]: Analyzing trace with hash 1068581809, now seen corresponding path program 1 times [2018-04-12 13:54:22,897 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 13:54:22,897 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 13:54:22,898 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 13:54:22,898 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 13:54:22,898 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 13:54:22,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 13:54:22,909 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 13:54:23,475 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 8 proven. 7 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-04-12 13:54:23,476 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-12 13:54:23,476 INFO L213 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-04-12 13:54:23,481 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 13:54:23,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 13:54:23,505 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-12 13:54:23,567 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_~data~0.base Int)) (let ((.cse0 (store (store |c_old(#valid)| __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_~data~0.base 1) |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc6.base| 1))) (and (= (select .cse0 __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_~data~0.base) 1) (= (select .cse0 |c___U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc20.base|) 0) (= 0 (select |c_old(#valid)| __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_~data~0.base)) (= (store .cse0 |c___U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc20.base| 1) |c_#valid|)))) is different from true [2018-04-12 13:54:23,569 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_~data~0.base Int) (__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_~nextData~0.base Int)) (let ((.cse0 (store (store |c_old(#valid)| __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_~data~0.base 1) |__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_~nextData~0.base 1)) (= (select .cse0 __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_~data~0.base) 1) (= 0 (select .cse0 __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_~nextData~0.base)) (= 0 (select |c_old(#valid)| __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_~data~0.base))))) is different from true [2018-04-12 13:54:23,583 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 13:54:23,584 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 13:54:23,584 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 45 treesize of output 46 [2018-04-12 13:54:23,613 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 13:54:23,615 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 13:54:23,616 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 13:54:23,617 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 25 treesize of output 49 [2018-04-12 13:54:23,623 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 37 [2018-04-12 13:54:23,623 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-12 13:54:23,634 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 13:54:23,642 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 13:54:23,651 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. [2018-04-12 13:54:23,651 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 4 variables, input treesize:45, output treesize:37 [2018-04-12 13:54:23,708 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 3 not checked. [2018-04-12 13:54:23,735 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-12 13:54:23,735 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 10] total 22 [2018-04-12 13:54:23,735 INFO L442 AbstractCegarLoop]: Interpolant automaton has 23 states [2018-04-12 13:54:23,735 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2018-04-12 13:54:23,736 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=102, Invalid=321, Unknown=5, NotChecked=78, Total=506 [2018-04-12 13:54:23,736 INFO L87 Difference]: Start difference. First operand 328 states and 363 transitions. Second operand 23 states. [2018-04-12 13:54:25,368 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 13:54:25,368 INFO L93 Difference]: Finished difference Result 369 states and 409 transitions. [2018-04-12 13:54:25,368 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2018-04-12 13:54:25,368 INFO L78 Accepts]: Start accepts. Automaton has 23 states. Word has length 83 [2018-04-12 13:54:25,368 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 13:54:25,369 INFO L225 Difference]: With dead ends: 369 [2018-04-12 13:54:25,369 INFO L226 Difference]: Without dead ends: 369 [2018-04-12 13:54:25,369 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 124 GetRequests, 87 SyntacticMatches, 4 SemanticMatches, 33 ConstructedPredicates, 2 IntricatePredicates, 0 DeprecatedPredicates, 278 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=235, Invalid=814, Unknown=15, NotChecked=126, Total=1190 [2018-04-12 13:54:25,370 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 369 states. [2018-04-12 13:54:25,373 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 369 to 348. [2018-04-12 13:54:25,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 348 states. [2018-04-12 13:54:25,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 348 states to 348 states and 387 transitions. [2018-04-12 13:54:25,374 INFO L78 Accepts]: Start accepts. Automaton has 348 states and 387 transitions. Word has length 83 [2018-04-12 13:54:25,374 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 13:54:25,374 INFO L459 AbstractCegarLoop]: Abstraction has 348 states and 387 transitions. [2018-04-12 13:54:25,375 INFO L460 AbstractCegarLoop]: Interpolant automaton has 23 states. [2018-04-12 13:54:25,375 INFO L276 IsEmpty]: Start isEmpty. Operand 348 states and 387 transitions. [2018-04-12 13:54:25,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2018-04-12 13:54:25,375 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 13:54:25,375 INFO L355 BasicCegarLoop]: trace histogram [4, 3, 3, 3, 3, 3, 3, 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] [2018-04-12 13:54:25,375 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]=== [2018-04-12 13:54:25,376 INFO L82 PathProgramCache]: Analyzing trace with hash 1068581810, now seen corresponding path program 1 times [2018-04-12 13:54:25,376 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 13:54:25,376 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 13:54:25,376 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 13:54:25,376 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 13:54:25,377 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 13:54:25,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 13:54:25,394 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 13:54:26,063 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-04-12 13:54:26,064 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-12 13:54:26,064 INFO L213 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-04-12 13:54:26,068 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 13:54:26,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 13:54:26,114 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-12 13:54:26,303 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_~data~0.base Int)) (let ((.cse0 (store |c_old(#valid)| __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_~data~0.base 1))) (let ((.cse1 (store .cse0 |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc6.base| 1))) (and (= 0 (select .cse0 |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc6.base|)) (= (select .cse1 __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_~data~0.base) 1) (= (store (store (store |c_old(#length)| __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_~data~0.base 16) |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc6.base| 80) |c___U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc20.base| 16) |c_#length|) (= (select .cse1 |c___U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc20.base|) 0) (= 0 (select |c_old(#valid)| __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_~data~0.base)))))) is different from true [2018-04-12 13:54:26,307 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_~data~0.base Int) (__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_~nextData~0.base Int)) (let ((.cse0 (store |c_old(#valid)| __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_~data~0.base 1))) (let ((.cse1 (store .cse0 |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc6.base| 1))) (and (= 0 (select .cse0 |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc6.base|)) (= (select .cse1 __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_~data~0.base) 1) (= 0 (select .cse1 __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_~nextData~0.base)) (= 0 (select |c_old(#valid)| __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_~data~0.base)) (= |c_#length| (store (store (store |c_old(#length)| __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_~data~0.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_~nextData~0.base 16)))))) is different from true [2018-04-12 13:54:26,348 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 13:54:26,349 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 13:54:26,350 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 13:54:26,351 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 [2018-04-12 13:54:26,372 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 13:54:26,373 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 13:54:26,374 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 13:54:26,374 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 13:54:26,375 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 [2018-04-12 13:54:26,375 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 13:54:26,384 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 13:54:26,400 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 26 [2018-04-12 13:54:26,403 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 13:54:26,405 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 7 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 [2018-04-12 13:54:26,414 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 53 [2018-04-12 13:54:26,414 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-12 13:54:26,424 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 13:54:26,429 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 13:54:26,440 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 2 dim-1 vars, End of recursive call: 3 dim-0 vars, and 1 xjuncts. [2018-04-12 13:54:26,440 INFO L202 ElimStorePlain]: Needed 6 recursive calls to eliminate 5 variables, input treesize:63, output treesize:42 [2018-04-12 13:54:26,489 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 3 not checked. [2018-04-12 13:54:26,507 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-12 13:54:26,507 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 12] total 25 [2018-04-12 13:54:26,507 INFO L442 AbstractCegarLoop]: Interpolant automaton has 26 states [2018-04-12 13:54:26,508 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2018-04-12 13:54:26,508 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=113, Invalid=445, Unknown=2, NotChecked=90, Total=650 [2018-04-12 13:54:26,508 INFO L87 Difference]: Start difference. First operand 348 states and 387 transitions. Second operand 26 states. [2018-04-12 13:54:28,008 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 13:54:28,008 INFO L93 Difference]: Finished difference Result 367 states and 407 transitions. [2018-04-12 13:54:28,008 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2018-04-12 13:54:28,008 INFO L78 Accepts]: Start accepts. Automaton has 26 states. Word has length 83 [2018-04-12 13:54:28,008 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 13:54:28,009 INFO L225 Difference]: With dead ends: 367 [2018-04-12 13:54:28,009 INFO L226 Difference]: Without dead ends: 367 [2018-04-12 13:54:28,010 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 119 GetRequests, 80 SyntacticMatches, 4 SemanticMatches, 35 ConstructedPredicates, 2 IntricatePredicates, 0 DeprecatedPredicates, 263 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=220, Invalid=976, Unknown=2, NotChecked=134, Total=1332 [2018-04-12 13:54:28,010 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 367 states. [2018-04-12 13:54:28,012 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 367 to 348. [2018-04-12 13:54:28,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 348 states. [2018-04-12 13:54:28,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 348 states to 348 states and 385 transitions. [2018-04-12 13:54:28,013 INFO L78 Accepts]: Start accepts. Automaton has 348 states and 385 transitions. Word has length 83 [2018-04-12 13:54:28,014 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 13:54:28,014 INFO L459 AbstractCegarLoop]: Abstraction has 348 states and 385 transitions. [2018-04-12 13:54:28,014 INFO L460 AbstractCegarLoop]: Interpolant automaton has 26 states. [2018-04-12 13:54:28,014 INFO L276 IsEmpty]: Start isEmpty. Operand 348 states and 385 transitions. [2018-04-12 13:54:28,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2018-04-12 13:54:28,014 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 13:54:28,015 INFO L355 BasicCegarLoop]: trace histogram [4, 3, 3, 3, 3, 3, 3, 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] [2018-04-12 13:54:28,015 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]=== [2018-04-12 13:54:28,015 INFO L82 PathProgramCache]: Analyzing trace with hash 1069471401, now seen corresponding path program 1 times [2018-04-12 13:54:28,015 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 13:54:28,015 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 13:54:28,016 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 13:54:28,016 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 13:54:28,016 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 13:54:28,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 13:54:28,042 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 13:54:28,121 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-04-12 13:54:28,121 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-12 13:54:28,122 INFO L213 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-04-12 13:54:28,132 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 13:54:28,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 13:54:28,174 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-12 13:54:28,180 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 [2018-04-12 13:54:28,180 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 13:54:28,183 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 13:54:28,184 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:12, output treesize:11 [2018-04-12 13:54:28,204 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-04-12 13:54:28,231 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-12 13:54:28,232 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5] total 8 [2018-04-12 13:54:28,232 INFO L442 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-04-12 13:54:28,232 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-04-12 13:54:28,232 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=47, Unknown=0, NotChecked=0, Total=72 [2018-04-12 13:54:28,232 INFO L87 Difference]: Start difference. First operand 348 states and 385 transitions. Second operand 9 states. [2018-04-12 13:54:28,357 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 13:54:28,357 INFO L93 Difference]: Finished difference Result 349 states and 385 transitions. [2018-04-12 13:54:28,357 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-04-12 13:54:28,357 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 83 [2018-04-12 13:54:28,358 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 13:54:28,358 INFO L225 Difference]: With dead ends: 349 [2018-04-12 13:54:28,358 INFO L226 Difference]: Without dead ends: 349 [2018-04-12 13:54:28,359 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 91 GetRequests, 82 SyntacticMatches, 1 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2018-04-12 13:54:28,359 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 349 states. [2018-04-12 13:54:28,362 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 349 to 347. [2018-04-12 13:54:28,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 347 states. [2018-04-12 13:54:28,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 347 states to 347 states and 383 transitions. [2018-04-12 13:54:28,363 INFO L78 Accepts]: Start accepts. Automaton has 347 states and 383 transitions. Word has length 83 [2018-04-12 13:54:28,363 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 13:54:28,363 INFO L459 AbstractCegarLoop]: Abstraction has 347 states and 383 transitions. [2018-04-12 13:54:28,363 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-04-12 13:54:28,364 INFO L276 IsEmpty]: Start isEmpty. Operand 347 states and 383 transitions. [2018-04-12 13:54:28,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2018-04-12 13:54:28,364 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 13:54:28,364 INFO L355 BasicCegarLoop]: trace histogram [4, 3, 3, 3, 3, 3, 3, 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] [2018-04-12 13:54:28,364 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]=== [2018-04-12 13:54:28,365 INFO L82 PathProgramCache]: Analyzing trace with hash 1069471402, now seen corresponding path program 1 times [2018-04-12 13:54:28,365 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 13:54:28,365 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 13:54:28,365 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 13:54:28,365 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 13:54:28,365 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 13:54:28,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 13:54:28,377 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 13:54:28,428 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-04-12 13:54:28,428 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-12 13:54:28,428 INFO L213 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-04-12 13:54:28,435 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 13:54:28,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 13:54:28,465 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-12 13:54:28,468 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 [2018-04-12 13:54:28,469 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 13:54:28,470 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 13:54:28,470 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:6, output treesize:5 [2018-04-12 13:54:28,501 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 19 treesize of output 14 [2018-04-12 13:54:28,501 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 13:54:28,506 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 13:54:28,507 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:22, output treesize:17 [2018-04-12 13:54:28,529 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 5 proven. 2 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-04-12 13:54:28,557 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-12 13:54:28,557 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 6] total 9 [2018-04-12 13:54:28,558 INFO L442 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-04-12 13:54:28,558 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-04-12 13:54:28,558 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=66, Unknown=0, NotChecked=0, Total=90 [2018-04-12 13:54:28,558 INFO L87 Difference]: Start difference. First operand 347 states and 383 transitions. Second operand 10 states. [2018-04-12 13:54:28,795 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 13:54:28,795 INFO L93 Difference]: Finished difference Result 343 states and 375 transitions. [2018-04-12 13:54:28,795 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-04-12 13:54:28,795 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 83 [2018-04-12 13:54:28,796 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 13:54:28,796 INFO L225 Difference]: With dead ends: 343 [2018-04-12 13:54:28,797 INFO L226 Difference]: Without dead ends: 343 [2018-04-12 13:54:28,797 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 90 GetRequests, 79 SyntacticMatches, 1 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=42, Invalid=90, Unknown=0, NotChecked=0, Total=132 [2018-04-12 13:54:28,797 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 343 states. [2018-04-12 13:54:28,800 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 343 to 343. [2018-04-12 13:54:28,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 343 states. [2018-04-12 13:54:28,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 343 states to 343 states and 375 transitions. [2018-04-12 13:54:28,801 INFO L78 Accepts]: Start accepts. Automaton has 343 states and 375 transitions. Word has length 83 [2018-04-12 13:54:28,801 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 13:54:28,801 INFO L459 AbstractCegarLoop]: Abstraction has 343 states and 375 transitions. [2018-04-12 13:54:28,801 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-04-12 13:54:28,802 INFO L276 IsEmpty]: Start isEmpty. Operand 343 states and 375 transitions. [2018-04-12 13:54:28,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2018-04-12 13:54:28,802 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 13:54:28,802 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-12 13:54:28,802 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]=== [2018-04-12 13:54:28,803 INFO L82 PathProgramCache]: Analyzing trace with hash 1958765858, now seen corresponding path program 1 times [2018-04-12 13:54:28,803 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 13:54:28,803 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 13:54:28,803 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 13:54:28,803 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 13:54:28,804 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 13:54:28,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 13:54:28,815 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 13:54:28,842 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-04-12 13:54:28,843 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-12 13:54:28,843 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-04-12 13:54:28,843 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-04-12 13:54:28,843 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-04-12 13:54:28,843 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-04-12 13:54:28,844 INFO L87 Difference]: Start difference. First operand 343 states and 375 transitions. Second operand 3 states. [2018-04-12 13:54:28,848 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 13:54:28,848 INFO L93 Difference]: Finished difference Result 344 states and 376 transitions. [2018-04-12 13:54:28,849 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-04-12 13:54:28,849 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 85 [2018-04-12 13:54:28,849 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 13:54:28,850 INFO L225 Difference]: With dead ends: 344 [2018-04-12 13:54:28,850 INFO L226 Difference]: Without dead ends: 344 [2018-04-12 13:54:28,850 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 [2018-04-12 13:54:28,851 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 344 states. [2018-04-12 13:54:28,853 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 344 to 344. [2018-04-12 13:54:28,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 344 states. [2018-04-12 13:54:28,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 344 states to 344 states and 376 transitions. [2018-04-12 13:54:28,854 INFO L78 Accepts]: Start accepts. Automaton has 344 states and 376 transitions. Word has length 85 [2018-04-12 13:54:28,855 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 13:54:28,855 INFO L459 AbstractCegarLoop]: Abstraction has 344 states and 376 transitions. [2018-04-12 13:54:28,855 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-04-12 13:54:28,855 INFO L276 IsEmpty]: Start isEmpty. Operand 344 states and 376 transitions. [2018-04-12 13:54:28,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-04-12 13:54:28,855 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 13:54:28,856 INFO L355 BasicCegarLoop]: trace histogram [4, 3, 3, 3, 3, 3, 3, 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] [2018-04-12 13:54:28,856 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]=== [2018-04-12 13:54:28,856 INFO L82 PathProgramCache]: Analyzing trace with hash 1149760050, now seen corresponding path program 1 times [2018-04-12 13:54:28,856 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 13:54:28,856 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 13:54:28,857 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 13:54:28,857 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 13:54:28,857 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 13:54:28,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 13:54:28,867 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 13:54:28,887 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-04-12 13:54:28,887 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-12 13:54:28,887 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-04-12 13:54:28,888 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-04-12 13:54:28,888 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-04-12 13:54:28,888 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-04-12 13:54:28,888 INFO L87 Difference]: Start difference. First operand 344 states and 376 transitions. Second operand 5 states. [2018-04-12 13:54:28,907 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 13:54:28,907 INFO L93 Difference]: Finished difference Result 402 states and 446 transitions. [2018-04-12 13:54:28,907 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-04-12 13:54:28,907 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 86 [2018-04-12 13:54:28,907 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 13:54:28,908 INFO L225 Difference]: With dead ends: 402 [2018-04-12 13:54:28,908 INFO L226 Difference]: Without dead ends: 402 [2018-04-12 13:54:28,908 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 [2018-04-12 13:54:28,908 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 402 states. [2018-04-12 13:54:28,910 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 402 to 347. [2018-04-12 13:54:28,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 347 states. [2018-04-12 13:54:28,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 347 states to 347 states and 379 transitions. [2018-04-12 13:54:28,910 INFO L78 Accepts]: Start accepts. Automaton has 347 states and 379 transitions. Word has length 86 [2018-04-12 13:54:28,911 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 13:54:28,911 INFO L459 AbstractCegarLoop]: Abstraction has 347 states and 379 transitions. [2018-04-12 13:54:28,911 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-04-12 13:54:28,911 INFO L276 IsEmpty]: Start isEmpty. Operand 347 states and 379 transitions. [2018-04-12 13:54:28,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2018-04-12 13:54:28,911 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 13:54:28,911 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-12 13:54:28,911 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]=== [2018-04-12 13:54:28,911 INFO L82 PathProgramCache]: Analyzing trace with hash -561194076, now seen corresponding path program 1 times [2018-04-12 13:54:28,911 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 13:54:28,912 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 13:54:28,912 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 13:54:28,912 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 13:54:28,912 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 13:54:28,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 13:54:28,919 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 13:54:28,951 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-04-12 13:54:28,951 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-12 13:54:28,951 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-04-12 13:54:28,951 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-04-12 13:54:28,951 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-04-12 13:54:28,951 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-04-12 13:54:28,952 INFO L87 Difference]: Start difference. First operand 347 states and 379 transitions. Second operand 5 states. [2018-04-12 13:54:29,067 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 13:54:29,068 INFO L93 Difference]: Finished difference Result 361 states and 395 transitions. [2018-04-12 13:54:29,068 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-04-12 13:54:29,068 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 85 [2018-04-12 13:54:29,068 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 13:54:29,069 INFO L225 Difference]: With dead ends: 361 [2018-04-12 13:54:29,069 INFO L226 Difference]: Without dead ends: 361 [2018-04-12 13:54:29,069 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 [2018-04-12 13:54:29,069 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 361 states. [2018-04-12 13:54:29,071 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 361 to 352. [2018-04-12 13:54:29,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 352 states. [2018-04-12 13:54:29,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 352 states to 352 states and 386 transitions. [2018-04-12 13:54:29,072 INFO L78 Accepts]: Start accepts. Automaton has 352 states and 386 transitions. Word has length 85 [2018-04-12 13:54:29,073 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 13:54:29,073 INFO L459 AbstractCegarLoop]: Abstraction has 352 states and 386 transitions. [2018-04-12 13:54:29,073 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-04-12 13:54:29,073 INFO L276 IsEmpty]: Start isEmpty. Operand 352 states and 386 transitions. [2018-04-12 13:54:29,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2018-04-12 13:54:29,073 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 13:54:29,074 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-12 13:54:29,074 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]=== [2018-04-12 13:54:29,074 INFO L82 PathProgramCache]: Analyzing trace with hash -561194075, now seen corresponding path program 1 times [2018-04-12 13:54:29,074 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 13:54:29,074 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 13:54:29,075 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 13:54:29,075 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 13:54:29,075 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 13:54:29,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 13:54:29,084 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 13:54:29,318 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-04-12 13:54:29,319 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-12 13:54:29,319 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [18] imperfect sequences [] total 18 [2018-04-12 13:54:29,319 INFO L442 AbstractCegarLoop]: Interpolant automaton has 18 states [2018-04-12 13:54:29,319 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2018-04-12 13:54:29,319 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=270, Unknown=0, NotChecked=0, Total=306 [2018-04-12 13:54:29,319 INFO L87 Difference]: Start difference. First operand 352 states and 386 transitions. Second operand 18 states. [2018-04-12 13:54:30,035 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 13:54:30,035 INFO L93 Difference]: Finished difference Result 398 states and 435 transitions. [2018-04-12 13:54:30,035 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2018-04-12 13:54:30,035 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 85 [2018-04-12 13:54:30,035 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 13:54:30,036 INFO L225 Difference]: With dead ends: 398 [2018-04-12 13:54:30,036 INFO L226 Difference]: Without dead ends: 398 [2018-04-12 13:54:30,037 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 224 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=156, Invalid=1176, Unknown=0, NotChecked=0, Total=1332 [2018-04-12 13:54:30,037 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 398 states. [2018-04-12 13:54:30,039 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 398 to 352. [2018-04-12 13:54:30,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 352 states. [2018-04-12 13:54:30,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 352 states to 352 states and 385 transitions. [2018-04-12 13:54:30,040 INFO L78 Accepts]: Start accepts. Automaton has 352 states and 385 transitions. Word has length 85 [2018-04-12 13:54:30,040 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 13:54:30,040 INFO L459 AbstractCegarLoop]: Abstraction has 352 states and 385 transitions. [2018-04-12 13:54:30,040 INFO L460 AbstractCegarLoop]: Interpolant automaton has 18 states. [2018-04-12 13:54:30,040 INFO L276 IsEmpty]: Start isEmpty. Operand 352 states and 385 transitions. [2018-04-12 13:54:30,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2018-04-12 13:54:30,040 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 13:54:30,040 INFO L355 BasicCegarLoop]: trace histogram [4, 3, 3, 3, 3, 3, 3, 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] [2018-04-12 13:54:30,040 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]=== [2018-04-12 13:54:30,040 INFO L82 PathProgramCache]: Analyzing trace with hash 409934912, now seen corresponding path program 1 times [2018-04-12 13:54:30,041 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 13:54:30,041 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 13:54:30,041 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 13:54:30,041 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 13:54:30,041 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 13:54:30,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 13:54:30,054 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 13:54:30,565 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 8 proven. 7 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-04-12 13:54:30,573 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-12 13:54:30,574 INFO L213 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-04-12 13:54:30,578 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 13:54:30,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 13:54:30,609 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-12 13:54:30,619 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 [2018-04-12 13:54:30,620 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 13:54:30,622 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 13:54:30,622 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:6, output treesize:5 [2018-04-12 13:54:30,644 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 [2018-04-12 13:54:30,644 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 13:54:30,646 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 13:54:30,646 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:12, output treesize:11 [2018-04-12 13:54:30,780 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_~data~0.base Int)) (let ((.cse0 (store (store |c_old(#valid)| __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_~data~0.base 1) |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc6.base| 1))) (and (= (select .cse0 __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_~data~0.base) 1) (= (select .cse0 |c___U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc20.base|) 0) (= 0 (select |c_old(#valid)| __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_~data~0.base)) (= (store .cse0 |c___U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc20.base| 1) |c_#valid|)))) is different from true [2018-04-12 13:54:30,783 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_~data~0.base Int) (__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_~nextData~0.base Int)) (let ((.cse0 (store (store |c_old(#valid)| __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_~data~0.base 1) |__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_~nextData~0.base 1)) (= (select .cse0 __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_~data~0.base) 1) (= 0 (select .cse0 __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_~nextData~0.base)) (= 0 (select |c_old(#valid)| __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_~data~0.base))))) is different from true [2018-04-12 13:54:30,801 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 13:54:30,802 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 13:54:30,803 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 45 treesize of output 46 [2018-04-12 13:54:30,824 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 13:54:30,825 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 13:54:30,826 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 13:54:30,827 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 25 treesize of output 49 [2018-04-12 13:54:30,830 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 37 [2018-04-12 13:54:30,831 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-12 13:54:30,837 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 13:54:30,844 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 13:54:30,850 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. [2018-04-12 13:54:30,850 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 4 variables, input treesize:45, output treesize:37 [2018-04-12 13:54:30,892 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 3 not checked. [2018-04-12 13:54:30,909 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-12 13:54:30,910 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 14] total 25 [2018-04-12 13:54:30,910 INFO L442 AbstractCegarLoop]: Interpolant automaton has 26 states [2018-04-12 13:54:30,910 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2018-04-12 13:54:30,910 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=110, Invalid=445, Unknown=5, NotChecked=90, Total=650 [2018-04-12 13:54:30,910 INFO L87 Difference]: Start difference. First operand 352 states and 385 transitions. Second operand 26 states. [2018-04-12 13:54:32,800 WARN L148 SmtUtils]: Spent 789ms on a formula simplification that was a NOOP. DAG size: 34 [2018-04-12 13:54:33,307 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 13:54:33,307 INFO L93 Difference]: Finished difference Result 374 states and 410 transitions. [2018-04-12 13:54:33,307 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2018-04-12 13:54:33,307 INFO L78 Accepts]: Start accepts. Automaton has 26 states. Word has length 85 [2018-04-12 13:54:33,307 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 13:54:33,309 INFO L225 Difference]: With dead ends: 374 [2018-04-12 13:54:33,309 INFO L226 Difference]: Without dead ends: 374 [2018-04-12 13:54:33,309 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 127 GetRequests, 85 SyntacticMatches, 4 SemanticMatches, 38 ConstructedPredicates, 2 IntricatePredicates, 0 DeprecatedPredicates, 408 ImplicationChecksByTransitivity, 2.0s TimeCoverageRelationStatistics Valid=269, Invalid=1133, Unknown=12, NotChecked=146, Total=1560 [2018-04-12 13:54:33,310 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 374 states. [2018-04-12 13:54:33,313 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 374 to 356. [2018-04-12 13:54:33,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 356 states. [2018-04-12 13:54:33,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 356 states to 356 states and 391 transitions. [2018-04-12 13:54:33,314 INFO L78 Accepts]: Start accepts. Automaton has 356 states and 391 transitions. Word has length 85 [2018-04-12 13:54:33,315 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 13:54:33,315 INFO L459 AbstractCegarLoop]: Abstraction has 356 states and 391 transitions. [2018-04-12 13:54:33,315 INFO L460 AbstractCegarLoop]: Interpolant automaton has 26 states. [2018-04-12 13:54:33,315 INFO L276 IsEmpty]: Start isEmpty. Operand 356 states and 391 transitions. [2018-04-12 13:54:33,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2018-04-12 13:54:33,316 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 13:54:33,316 INFO L355 BasicCegarLoop]: trace histogram [4, 3, 3, 3, 3, 3, 3, 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] [2018-04-12 13:54:33,316 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]=== [2018-04-12 13:54:33,316 INFO L82 PathProgramCache]: Analyzing trace with hash 409934913, now seen corresponding path program 1 times [2018-04-12 13:54:33,316 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 13:54:33,316 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 13:54:33,317 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 13:54:33,317 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 13:54:33,317 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 13:54:33,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 13:54:33,337 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 13:54:33,636 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-04-12 13:54:33,636 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-12 13:54:33,636 INFO L213 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 13 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 13 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-04-12 13:54:33,641 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 13:54:33,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 13:54:33,670 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-12 13:54:33,672 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 [2018-04-12 13:54:33,672 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 13:54:33,673 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 13:54:33,673 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:6, output treesize:5 [2018-04-12 13:54:33,704 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 13:54:33,704 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 13:54:33,704 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 [2018-04-12 13:54:33,705 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 13:54:33,707 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 13:54:33,708 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:17, output treesize:15 [2018-04-12 13:54:33,909 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_~data~0.base Int)) (let ((.cse0 (store |c_old(#valid)| __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_~data~0.base 1))) (let ((.cse1 (store .cse0 |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc6.base| 1))) (and (= 0 (select .cse0 |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc6.base|)) (= (select .cse1 __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_~data~0.base) 1) (= (store (store (store |c_old(#length)| __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_~data~0.base 16) |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc6.base| 80) |c___U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc20.base| 16) |c_#length|) (= (select .cse1 |c___U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc20.base|) 0) (= 0 (select |c_old(#valid)| __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_~data~0.base)))))) is different from true [2018-04-12 13:54:33,911 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_~data~0.base Int) (__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_~nextData~0.base Int)) (let ((.cse0 (store |c_old(#valid)| __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_~data~0.base 1))) (let ((.cse1 (store .cse0 |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc6.base| 1))) (and (= 0 (select .cse0 |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc6.base|)) (= (select .cse1 __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_~data~0.base) 1) (= 0 (select .cse1 __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_~nextData~0.base)) (= 0 (select |c_old(#valid)| __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_~data~0.base)) (= |c_#length| (store (store (store |c_old(#length)| __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_~data~0.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_~nextData~0.base 16)))))) is different from true [2018-04-12 13:54:33,961 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 13:54:33,962 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 [2018-04-12 13:54:33,964 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 13:54:33,966 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 13:54:33,967 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 5 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 [2018-04-12 13:54:33,969 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 13:54:33,970 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 13:54:33,970 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 13:54:33,973 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 8 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 53 [2018-04-12 13:54:33,973 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-12 13:54:33,982 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 13:54:33,987 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 13:54:34,000 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 13:54:34,001 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 13:54:34,001 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 13:54:34,002 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 13:54:34,002 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 13:54:34,002 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 13:54:34,003 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 32 treesize of output 61 [2018-04-12 13:54:34,021 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 13:54:34,021 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 13:54:34,022 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 13:54:34,022 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 13:54:34,023 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 13:54:34,023 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 13:54:34,023 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 13:54:34,024 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 [2018-04-12 13:54:34,024 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-12 13:54:34,031 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 13:54:34,042 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 2 dim-1 vars, End of recursive call: 3 dim-0 vars, and 1 xjuncts. [2018-04-12 13:54:34,042 INFO L202 ElimStorePlain]: Needed 6 recursive calls to eliminate 6 variables, input treesize:72, output treesize:42 [2018-04-12 13:54:34,108 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 3 not checked. [2018-04-12 13:54:34,125 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-12 13:54:34,125 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 16] total 27 [2018-04-12 13:54:34,125 INFO L442 AbstractCegarLoop]: Interpolant automaton has 28 states [2018-04-12 13:54:34,125 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2018-04-12 13:54:34,125 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=87, Invalid=569, Unknown=2, NotChecked=98, Total=756 [2018-04-12 13:54:34,125 INFO L87 Difference]: Start difference. First operand 356 states and 391 transitions. Second operand 28 states. [2018-04-12 13:54:35,699 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 13:54:35,699 INFO L93 Difference]: Finished difference Result 373 states and 408 transitions. [2018-04-12 13:54:35,732 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2018-04-12 13:54:35,732 INFO L78 Accepts]: Start accepts. Automaton has 28 states. Word has length 85 [2018-04-12 13:54:35,732 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 13:54:35,733 INFO L225 Difference]: With dead ends: 373 [2018-04-12 13:54:35,733 INFO L226 Difference]: Without dead ends: 373 [2018-04-12 13:54:35,733 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 121 GetRequests, 79 SyntacticMatches, 0 SemanticMatches, 42 ConstructedPredicates, 2 IntricatePredicates, 0 DeprecatedPredicates, 348 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=232, Invalid=1494, Unknown=4, NotChecked=162, Total=1892 [2018-04-12 13:54:35,733 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 373 states. [2018-04-12 13:54:35,735 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 373 to 344. [2018-04-12 13:54:35,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 344 states. [2018-04-12 13:54:35,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 344 states to 344 states and 377 transitions. [2018-04-12 13:54:35,736 INFO L78 Accepts]: Start accepts. Automaton has 344 states and 377 transitions. Word has length 85 [2018-04-12 13:54:35,736 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 13:54:35,736 INFO L459 AbstractCegarLoop]: Abstraction has 344 states and 377 transitions. [2018-04-12 13:54:35,736 INFO L460 AbstractCegarLoop]: Interpolant automaton has 28 states. [2018-04-12 13:54:35,737 INFO L276 IsEmpty]: Start isEmpty. Operand 344 states and 377 transitions. [2018-04-12 13:54:35,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-04-12 13:54:35,737 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 13:54:35,737 INFO L355 BasicCegarLoop]: trace histogram [4, 3, 3, 3, 3, 3, 3, 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, 1, 1] [2018-04-12 13:54:35,737 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]=== [2018-04-12 13:54:35,737 INFO L82 PathProgramCache]: Analyzing trace with hash 207053676, now seen corresponding path program 1 times [2018-04-12 13:54:35,737 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 13:54:35,737 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 13:54:35,738 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 13:54:35,738 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 13:54:35,738 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 13:54:35,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 13:54:35,750 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 13:54:35,889 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-04-12 13:54:35,889 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-12 13:54:35,889 INFO L213 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 14 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 14 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-04-12 13:54:35,897 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 13:54:35,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 13:54:35,929 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-12 13:54:35,961 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 13:54:35,962 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 17 [2018-04-12 13:54:35,963 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 13:54:35,968 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 13:54:35,969 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 13:54:35,969 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 [2018-04-12 13:54:35,969 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 13:54:35,973 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. [2018-04-12 13:54:35,973 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:27, output treesize:20 [2018-04-12 13:54:35,988 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-04-12 13:54:36,006 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-04-12 13:54:36,006 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [12] total 17 [2018-04-12 13:54:36,006 INFO L442 AbstractCegarLoop]: Interpolant automaton has 18 states [2018-04-12 13:54:36,006 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2018-04-12 13:54:36,006 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2018-04-12 13:54:36,006 INFO L87 Difference]: Start difference. First operand 344 states and 377 transitions. Second operand 18 states. [2018-04-12 13:54:36,341 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 13:54:36,341 INFO L93 Difference]: Finished difference Result 350 states and 378 transitions. [2018-04-12 13:54:36,341 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-04-12 13:54:36,342 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 90 [2018-04-12 13:54:36,342 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 13:54:36,342 INFO L225 Difference]: With dead ends: 350 [2018-04-12 13:54:36,342 INFO L226 Difference]: Without dead ends: 350 [2018-04-12 13:54:36,343 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 108 GetRequests, 86 SyntacticMatches, 1 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 116 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=99, Invalid=407, Unknown=0, NotChecked=0, Total=506 [2018-04-12 13:54:36,343 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 350 states. [2018-04-12 13:54:36,344 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 350 to 333. [2018-04-12 13:54:36,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 333 states. [2018-04-12 13:54:36,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 333 states to 333 states and 360 transitions. [2018-04-12 13:54:36,345 INFO L78 Accepts]: Start accepts. Automaton has 333 states and 360 transitions. Word has length 90 [2018-04-12 13:54:36,345 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 13:54:36,345 INFO L459 AbstractCegarLoop]: Abstraction has 333 states and 360 transitions. [2018-04-12 13:54:36,345 INFO L460 AbstractCegarLoop]: Interpolant automaton has 18 states. [2018-04-12 13:54:36,345 INFO L276 IsEmpty]: Start isEmpty. Operand 333 states and 360 transitions. [2018-04-12 13:54:36,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-04-12 13:54:36,346 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 13:54:36,346 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-12 13:54:36,346 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]=== [2018-04-12 13:54:36,346 INFO L82 PathProgramCache]: Analyzing trace with hash 516774699, now seen corresponding path program 1 times [2018-04-12 13:54:36,346 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 13:54:36,346 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 13:54:36,346 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 13:54:36,347 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 13:54:36,347 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 13:54:36,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 13:54:36,359 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 13:54:36,888 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 2 proven. 18 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-04-12 13:54:36,888 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-12 13:54:36,888 INFO L213 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 15 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 15 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-04-12 13:54:36,893 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 13:54:36,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 13:54:36,935 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-12 13:54:37,073 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_~data~0.base Int)) (and (= 0 (select (store |c_old(#valid)| __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_~data~0.base 1) |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc6.base|)) (= 0 (select |c_old(#valid)| __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_~data~0.base)) (= (store (store |c_old(#length)| __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_~data~0.base 16) |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc6.base| 80) |c_#length|))) is different from true [2018-04-12 13:54:37,112 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 13:54:37,114 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 17 treesize of output 23 [2018-04-12 13:54:37,125 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 13:54:37,127 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 13:54:37,128 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 [2018-04-12 13:54:37,129 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 13:54:37,145 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 13:54:37,159 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 13:54:37,160 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 13:54:37,161 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 13:54:37,161 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 13:54:37,162 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 16 treesize of output 13 [2018-04-12 13:54:37,162 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-12 13:54:37,183 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. [2018-04-12 13:54:37,183 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 4 variables, input treesize:44, output treesize:35 [2018-04-12 13:54:37,253 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 [2018-04-12 13:54:37,255 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 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 8 treesize of output 7 [2018-04-12 13:54:37,255 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 13:54:37,256 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 13:54:37,266 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 [2018-04-12 13:54:37,267 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 [2018-04-12 13:54:37,267 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 13:54:37,269 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 13:54:37,276 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. [2018-04-12 13:54:37,277 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 5 variables, input treesize:46, output treesize:43 [2018-04-12 13:54:37,448 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 33 treesize of output 25 [2018-04-12 13:54:37,449 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 25 treesize of output 14 [2018-04-12 13:54:37,450 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 13:54:37,455 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 13:54:37,463 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 15 treesize of output 11 [2018-04-12 13:54:37,464 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 11 treesize of output 3 [2018-04-12 13:54:37,464 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 13:54:37,466 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 13:54:37,472 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. [2018-04-12 13:54:37,472 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 5 variables, input treesize:57, output treesize:27 [2018-04-12 13:54:37,523 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-04-12 13:54:37,541 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-04-12 13:54:37,541 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [15] imperfect sequences [21] total 33 [2018-04-12 13:54:37,542 INFO L442 AbstractCegarLoop]: Interpolant automaton has 34 states [2018-04-12 13:54:37,542 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2018-04-12 13:54:37,542 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=118, Invalid=931, Unknown=11, NotChecked=62, Total=1122 [2018-04-12 13:54:37,543 INFO L87 Difference]: Start difference. First operand 333 states and 360 transitions. Second operand 34 states. [2018-04-12 13:54:40,396 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 13:54:40,397 INFO L93 Difference]: Finished difference Result 501 states and 560 transitions. [2018-04-12 13:54:40,397 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2018-04-12 13:54:40,397 INFO L78 Accepts]: Start accepts. Automaton has 34 states. Word has length 89 [2018-04-12 13:54:40,397 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 13:54:40,398 INFO L225 Difference]: With dead ends: 501 [2018-04-12 13:54:40,398 INFO L226 Difference]: Without dead ends: 501 [2018-04-12 13:54:40,399 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 148 GetRequests, 81 SyntacticMatches, 3 SemanticMatches, 64 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 1177 ImplicationChecksByTransitivity, 1.9s TimeCoverageRelationStatistics Valid=437, Invalid=3707, Unknown=20, NotChecked=126, Total=4290 [2018-04-12 13:54:40,399 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 501 states. [2018-04-12 13:54:40,402 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 501 to 376. [2018-04-12 13:54:40,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 376 states. [2018-04-12 13:54:40,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 376 states to 376 states and 410 transitions. [2018-04-12 13:54:40,403 INFO L78 Accepts]: Start accepts. Automaton has 376 states and 410 transitions. Word has length 89 [2018-04-12 13:54:40,403 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 13:54:40,403 INFO L459 AbstractCegarLoop]: Abstraction has 376 states and 410 transitions. [2018-04-12 13:54:40,403 INFO L460 AbstractCegarLoop]: Interpolant automaton has 34 states. [2018-04-12 13:54:40,403 INFO L276 IsEmpty]: Start isEmpty. Operand 376 states and 410 transitions. [2018-04-12 13:54:40,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-04-12 13:54:40,404 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 13:54:40,404 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-12 13:54:40,404 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]=== [2018-04-12 13:54:40,404 INFO L82 PathProgramCache]: Analyzing trace with hash -1596639417, now seen corresponding path program 1 times [2018-04-12 13:54:40,404 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 13:54:40,404 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 13:54:40,405 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 13:54:40,405 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 13:54:40,405 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 13:54:40,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 13:54:40,413 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 13:54:40,465 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-04-12 13:54:40,465 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-12 13:54:40,465 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-04-12 13:54:40,465 INFO L442 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-04-12 13:54:40,465 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-04-12 13:54:40,465 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2018-04-12 13:54:40,466 INFO L87 Difference]: Start difference. First operand 376 states and 410 transitions. Second operand 8 states. [2018-04-12 13:54:40,633 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 13:54:40,633 INFO L93 Difference]: Finished difference Result 394 states and 426 transitions. [2018-04-12 13:54:40,633 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2018-04-12 13:54:40,633 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 91 [2018-04-12 13:54:40,633 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 13:54:40,634 INFO L225 Difference]: With dead ends: 394 [2018-04-12 13:54:40,635 INFO L226 Difference]: Without dead ends: 394 [2018-04-12 13:54:40,635 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 [2018-04-12 13:54:40,635 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 394 states. [2018-04-12 13:54:40,638 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 394 to 376. [2018-04-12 13:54:40,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 376 states. [2018-04-12 13:54:40,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 376 states to 376 states and 408 transitions. [2018-04-12 13:54:40,640 INFO L78 Accepts]: Start accepts. Automaton has 376 states and 408 transitions. Word has length 91 [2018-04-12 13:54:40,640 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 13:54:40,640 INFO L459 AbstractCegarLoop]: Abstraction has 376 states and 408 transitions. [2018-04-12 13:54:40,640 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-04-12 13:54:40,640 INFO L276 IsEmpty]: Start isEmpty. Operand 376 states and 408 transitions. [2018-04-12 13:54:40,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-04-12 13:54:40,641 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 13:54:40,641 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-12 13:54:40,641 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]=== [2018-04-12 13:54:40,641 INFO L82 PathProgramCache]: Analyzing trace with hash 2072478602, now seen corresponding path program 1 times [2018-04-12 13:54:40,641 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 13:54:40,641 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 13:54:40,642 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 13:54:40,642 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 13:54:40,642 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 13:54:40,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 13:54:40,651 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 13:54:40,708 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-04-12 13:54:40,708 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-12 13:54:40,708 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-04-12 13:54:40,708 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-04-12 13:54:40,708 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-04-12 13:54:40,709 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-04-12 13:54:40,709 INFO L87 Difference]: Start difference. First operand 376 states and 408 transitions. Second operand 5 states. [2018-04-12 13:54:40,837 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 13:54:40,837 INFO L93 Difference]: Finished difference Result 382 states and 414 transitions. [2018-04-12 13:54:40,838 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-04-12 13:54:40,838 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 92 [2018-04-12 13:54:40,838 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 13:54:40,839 INFO L225 Difference]: With dead ends: 382 [2018-04-12 13:54:40,839 INFO L226 Difference]: Without dead ends: 382 [2018-04-12 13:54:40,839 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 [2018-04-12 13:54:40,840 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 382 states. [2018-04-12 13:54:40,843 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 382 to 379. [2018-04-12 13:54:40,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 379 states. [2018-04-12 13:54:40,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 379 states to 379 states and 412 transitions. [2018-04-12 13:54:40,844 INFO L78 Accepts]: Start accepts. Automaton has 379 states and 412 transitions. Word has length 92 [2018-04-12 13:54:40,844 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 13:54:40,844 INFO L459 AbstractCegarLoop]: Abstraction has 379 states and 412 transitions. [2018-04-12 13:54:40,844 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-04-12 13:54:40,845 INFO L276 IsEmpty]: Start isEmpty. Operand 379 states and 412 transitions. [2018-04-12 13:54:40,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-04-12 13:54:40,845 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 13:54:40,845 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-12 13:54:40,845 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]=== [2018-04-12 13:54:40,846 INFO L82 PathProgramCache]: Analyzing trace with hash 2072478603, now seen corresponding path program 1 times [2018-04-12 13:54:40,846 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 13:54:40,846 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 13:54:40,846 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 13:54:40,846 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 13:54:40,846 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 13:54:40,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 13:54:40,861 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 13:54:41,272 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-04-12 13:54:41,272 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-12 13:54:41,272 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [18] imperfect sequences [] total 18 [2018-04-12 13:54:41,273 INFO L442 AbstractCegarLoop]: Interpolant automaton has 19 states [2018-04-12 13:54:41,273 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2018-04-12 13:54:41,273 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=285, Unknown=0, NotChecked=0, Total=342 [2018-04-12 13:54:41,273 INFO L87 Difference]: Start difference. First operand 379 states and 412 transitions. Second operand 19 states. [2018-04-12 13:54:42,126 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 13:54:42,126 INFO L93 Difference]: Finished difference Result 411 states and 448 transitions. [2018-04-12 13:54:42,126 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2018-04-12 13:54:42,126 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 92 [2018-04-12 13:54:42,126 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 13:54:42,127 INFO L225 Difference]: With dead ends: 411 [2018-04-12 13:54:42,127 INFO L226 Difference]: Without dead ends: 411 [2018-04-12 13:54:42,128 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 5 SyntacticMatches, 3 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 176 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=136, Invalid=734, Unknown=0, NotChecked=0, Total=870 [2018-04-12 13:54:42,128 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 411 states. [2018-04-12 13:54:42,131 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 411 to 382. [2018-04-12 13:54:42,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 382 states. [2018-04-12 13:54:42,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 382 states to 382 states and 415 transitions. [2018-04-12 13:54:42,132 INFO L78 Accepts]: Start accepts. Automaton has 382 states and 415 transitions. Word has length 92 [2018-04-12 13:54:42,133 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 13:54:42,133 INFO L459 AbstractCegarLoop]: Abstraction has 382 states and 415 transitions. [2018-04-12 13:54:42,133 INFO L460 AbstractCegarLoop]: Interpolant automaton has 19 states. [2018-04-12 13:54:42,133 INFO L276 IsEmpty]: Start isEmpty. Operand 382 states and 415 transitions. [2018-04-12 13:54:42,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2018-04-12 13:54:42,134 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 13:54:42,134 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-12 13:54:42,134 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]=== [2018-04-12 13:54:42,134 INFO L82 PathProgramCache]: Analyzing trace with hash 1055423186, now seen corresponding path program 1 times [2018-04-12 13:54:42,134 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 13:54:42,134 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 13:54:42,135 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 13:54:42,135 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 13:54:42,135 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 13:54:42,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 13:54:42,142 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 13:54:42,181 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-04-12 13:54:42,181 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-12 13:54:42,181 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-04-12 13:54:42,181 INFO L442 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-04-12 13:54:42,181 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-04-12 13:54:42,182 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2018-04-12 13:54:42,182 INFO L87 Difference]: Start difference. First operand 382 states and 415 transitions. Second operand 9 states. [2018-04-12 13:54:42,389 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 13:54:42,389 INFO L93 Difference]: Finished difference Result 413 states and 453 transitions. [2018-04-12 13:54:42,389 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2018-04-12 13:54:42,390 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 95 [2018-04-12 13:54:42,390 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 13:54:42,390 INFO L225 Difference]: With dead ends: 413 [2018-04-12 13:54:42,390 INFO L226 Difference]: Without dead ends: 413 [2018-04-12 13:54:42,391 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 [2018-04-12 13:54:42,391 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 413 states. [2018-04-12 13:54:42,393 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 413 to 403. [2018-04-12 13:54:42,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 403 states. [2018-04-12 13:54:42,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 403 states to 403 states and 442 transitions. [2018-04-12 13:54:42,394 INFO L78 Accepts]: Start accepts. Automaton has 403 states and 442 transitions. Word has length 95 [2018-04-12 13:54:42,394 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 13:54:42,394 INFO L459 AbstractCegarLoop]: Abstraction has 403 states and 442 transitions. [2018-04-12 13:54:42,394 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-04-12 13:54:42,394 INFO L276 IsEmpty]: Start isEmpty. Operand 403 states and 442 transitions. [2018-04-12 13:54:42,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2018-04-12 13:54:42,395 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 13:54:42,395 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-12 13:54:42,395 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]=== [2018-04-12 13:54:42,395 INFO L82 PathProgramCache]: Analyzing trace with hash 1055423187, now seen corresponding path program 1 times [2018-04-12 13:54:42,395 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 13:54:42,395 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 13:54:42,396 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 13:54:42,396 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 13:54:42,396 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 13:54:42,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 13:54:42,403 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 13:54:42,749 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-04-12 13:54:42,750 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-12 13:54:42,750 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [22] imperfect sequences [] total 22 [2018-04-12 13:54:42,750 INFO L442 AbstractCegarLoop]: Interpolant automaton has 23 states [2018-04-12 13:54:42,750 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2018-04-12 13:54:42,750 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=456, Unknown=0, NotChecked=0, Total=506 [2018-04-12 13:54:42,750 INFO L87 Difference]: Start difference. First operand 403 states and 442 transitions. Second operand 23 states. [2018-04-12 13:54:43,650 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 13:54:43,650 INFO L93 Difference]: Finished difference Result 466 states and 511 transitions. [2018-04-12 13:54:43,650 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2018-04-12 13:54:43,650 INFO L78 Accepts]: Start accepts. Automaton has 23 states. Word has length 95 [2018-04-12 13:54:43,651 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 13:54:43,651 INFO L225 Difference]: With dead ends: 466 [2018-04-12 13:54:43,652 INFO L226 Difference]: Without dead ends: 466 [2018-04-12 13:54:43,652 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 47 GetRequests, 1 SyntacticMatches, 2 SemanticMatches, 44 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 430 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=197, Invalid=1873, Unknown=0, NotChecked=0, Total=2070 [2018-04-12 13:54:43,652 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 466 states. [2018-04-12 13:54:43,656 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 466 to 441. [2018-04-12 13:54:43,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 441 states. [2018-04-12 13:54:43,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 441 states to 441 states and 489 transitions. [2018-04-12 13:54:43,657 INFO L78 Accepts]: Start accepts. Automaton has 441 states and 489 transitions. Word has length 95 [2018-04-12 13:54:43,657 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 13:54:43,658 INFO L459 AbstractCegarLoop]: Abstraction has 441 states and 489 transitions. [2018-04-12 13:54:43,658 INFO L460 AbstractCegarLoop]: Interpolant automaton has 23 states. [2018-04-12 13:54:43,658 INFO L276 IsEmpty]: Start isEmpty. Operand 441 states and 489 transitions. [2018-04-12 13:54:43,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2018-04-12 13:54:43,658 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 13:54:43,659 INFO L355 BasicCegarLoop]: trace histogram [4, 3, 3, 3, 3, 3, 3, 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] [2018-04-12 13:54:43,659 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]=== [2018-04-12 13:54:43,659 INFO L82 PathProgramCache]: Analyzing trace with hash 1179449949, now seen corresponding path program 1 times [2018-04-12 13:54:43,659 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 13:54:43,659 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 13:54:43,660 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 13:54:43,660 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 13:54:43,660 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 13:54:43,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 13:54:43,670 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 13:54:43,762 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 3 proven. 7 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-04-12 13:54:43,762 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-12 13:54:43,762 INFO L213 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 16 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 16 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-04-12 13:54:43,767 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 13:54:43,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 13:54:43,801 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-12 13:54:43,857 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 [2018-04-12 13:54:43,857 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 13:54:43,860 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 13:54:43,860 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:19, output treesize:18 [2018-04-12 13:54:43,906 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 [2018-04-12 13:54:43,908 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 28 treesize of output 27 [2018-04-12 13:54:43,908 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 13:54:43,917 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 13:54:43,920 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. [2018-04-12 13:54:43,920 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:32, output treesize:28 [2018-04-12 13:54:43,949 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 32 treesize of output 32 [2018-04-12 13:54:43,951 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 28 treesize of output 17 [2018-04-12 13:54:43,951 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 13:54:43,963 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 10 [2018-04-12 13:54:43,963 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-12 13:54:43,970 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 24 treesize of output 5 [2018-04-12 13:54:43,971 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 13:54:43,973 INFO L267 ElimStorePlain]: Start of recursive call 2: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 13:54:43,975 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 13:54:43,975 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:37, output treesize:11 [2018-04-12 13:54:43,993 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-04-12 13:54:44,010 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-04-12 13:54:44,011 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [11] imperfect sequences [11] total 20 [2018-04-12 13:54:44,011 INFO L442 AbstractCegarLoop]: Interpolant automaton has 21 states [2018-04-12 13:54:44,011 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2018-04-12 13:54:44,011 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=361, Unknown=0, NotChecked=0, Total=420 [2018-04-12 13:54:44,011 INFO L87 Difference]: Start difference. First operand 441 states and 489 transitions. Second operand 21 states. [2018-04-12 13:54:44,614 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 13:54:44,615 INFO L93 Difference]: Finished difference Result 444 states and 494 transitions. [2018-04-12 13:54:44,615 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2018-04-12 13:54:44,615 INFO L78 Accepts]: Start accepts. Automaton has 21 states. Word has length 96 [2018-04-12 13:54:44,615 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 13:54:44,616 INFO L225 Difference]: With dead ends: 444 [2018-04-12 13:54:44,616 INFO L226 Difference]: Without dead ends: 444 [2018-04-12 13:54:44,616 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 117 GetRequests, 88 SyntacticMatches, 1 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 131 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=186, Invalid=684, Unknown=0, NotChecked=0, Total=870 [2018-04-12 13:54:44,617 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 444 states. [2018-04-12 13:54:44,619 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 444 to 440. [2018-04-12 13:54:44,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 440 states. [2018-04-12 13:54:44,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 440 states to 440 states and 488 transitions. [2018-04-12 13:54:44,620 INFO L78 Accepts]: Start accepts. Automaton has 440 states and 488 transitions. Word has length 96 [2018-04-12 13:54:44,620 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 13:54:44,620 INFO L459 AbstractCegarLoop]: Abstraction has 440 states and 488 transitions. [2018-04-12 13:54:44,621 INFO L460 AbstractCegarLoop]: Interpolant automaton has 21 states. [2018-04-12 13:54:44,621 INFO L276 IsEmpty]: Start isEmpty. Operand 440 states and 488 transitions. [2018-04-12 13:54:44,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2018-04-12 13:54:44,621 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 13:54:44,621 INFO L355 BasicCegarLoop]: trace histogram [4, 3, 3, 3, 3, 3, 3, 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] [2018-04-12 13:54:44,621 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]=== [2018-04-12 13:54:44,621 INFO L82 PathProgramCache]: Analyzing trace with hash 1179449950, now seen corresponding path program 1 times [2018-04-12 13:54:44,621 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 13:54:44,621 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 13:54:44,622 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 13:54:44,622 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 13:54:44,622 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 13:54:44,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 13:54:44,643 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 13:54:44,835 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 3 proven. 7 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-04-12 13:54:44,835 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-12 13:54:44,835 INFO L213 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 17 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 17 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-04-12 13:54:44,840 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 13:54:44,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 13:54:44,874 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-12 13:54:44,884 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 [2018-04-12 13:54:44,885 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-12 13:54:44,885 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 13:54:44,886 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 13:54:44,887 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 13:54:44,887 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:11, output treesize:1 [2018-04-12 13:54:44,980 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 13:54:44,981 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 13:54:44,981 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 15 treesize of output 8 [2018-04-12 13:54:44,982 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 13:54:44,989 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 22 treesize of output 29 [2018-04-12 13:54:44,989 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 13:54:44,995 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 13:54:44,995 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:46, output treesize:39 [2018-04-12 13:54:45,084 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 3 case distinctions, treesize of input 40 treesize of output 48 [2018-04-12 13:54:45,087 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 41 treesize of output 40 [2018-04-12 13:54:45,087 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 13:54:45,102 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 13:54:45,125 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 3 case distinctions, treesize of input 41 treesize of output 49 [2018-04-12 13:54:45,127 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 42 treesize of output 41 [2018-04-12 13:54:45,128 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 13:54:45,145 INFO L267 ElimStorePlain]: Start of recursive call 4: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 13:54:45,151 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 13:54:45,151 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:70, output treesize:62 [2018-04-12 13:54:45,184 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 1 case distinctions, treesize of input 46 treesize of output 44 [2018-04-12 13:54:45,185 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 40 treesize of output 29 [2018-04-12 13:54:45,185 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 13:54:45,196 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 29 treesize of output 20 [2018-04-12 13:54:45,196 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-12 13:54:45,205 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 36 treesize of output 16 [2018-04-12 13:54:45,205 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 13:54:45,210 INFO L267 ElimStorePlain]: Start of recursive call 2: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 13:54:45,220 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 1 case distinctions, treesize of input 41 treesize of output 39 [2018-04-12 13:54:45,222 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 31 treesize of output 11 [2018-04-12 13:54:45,222 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-12 13:54:45,229 INFO L267 ElimStorePlain]: Start of recursive call 6: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 13:54:45,232 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. [2018-04-12 13:54:45,232 INFO L202 ElimStorePlain]: Needed 7 recursive calls to eliminate 5 variables, input treesize:80, output treesize:20 [2018-04-12 13:54:45,265 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 3 proven. 7 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-04-12 13:54:45,282 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-12 13:54:45,282 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 12] total 26 [2018-04-12 13:54:45,282 INFO L442 AbstractCegarLoop]: Interpolant automaton has 27 states [2018-04-12 13:54:45,282 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2018-04-12 13:54:45,283 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=62, Invalid=640, Unknown=0, NotChecked=0, Total=702 [2018-04-12 13:54:45,283 INFO L87 Difference]: Start difference. First operand 440 states and 488 transitions. Second operand 27 states. [2018-04-12 13:54:46,536 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 13:54:46,536 INFO L93 Difference]: Finished difference Result 461 states and 511 transitions. [2018-04-12 13:54:46,556 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2018-04-12 13:54:46,556 INFO L78 Accepts]: Start accepts. Automaton has 27 states. Word has length 96 [2018-04-12 13:54:46,557 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 13:54:46,557 INFO L225 Difference]: With dead ends: 461 [2018-04-12 13:54:46,557 INFO L226 Difference]: Without dead ends: 461 [2018-04-12 13:54:46,558 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 127 GetRequests, 87 SyntacticMatches, 0 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 265 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=264, Invalid=1457, Unknown=1, NotChecked=0, Total=1722 [2018-04-12 13:54:46,558 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 461 states. [2018-04-12 13:54:46,560 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 461 to 439. [2018-04-12 13:54:46,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 439 states. [2018-04-12 13:54:46,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 439 states to 439 states and 487 transitions. [2018-04-12 13:54:46,561 INFO L78 Accepts]: Start accepts. Automaton has 439 states and 487 transitions. Word has length 96 [2018-04-12 13:54:46,561 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 13:54:46,561 INFO L459 AbstractCegarLoop]: Abstraction has 439 states and 487 transitions. [2018-04-12 13:54:46,561 INFO L460 AbstractCegarLoop]: Interpolant automaton has 27 states. [2018-04-12 13:54:46,561 INFO L276 IsEmpty]: Start isEmpty. Operand 439 states and 487 transitions. [2018-04-12 13:54:46,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2018-04-12 13:54:46,561 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 13:54:46,562 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-12 13:54:46,562 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]=== [2018-04-12 13:54:46,562 INFO L82 PathProgramCache]: Analyzing trace with hash -1641619629, now seen corresponding path program 1 times [2018-04-12 13:54:46,562 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 13:54:46,562 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 13:54:46,562 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 13:54:46,563 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 13:54:46,563 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 13:54:46,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 13:54:46,576 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 13:54:47,026 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-04-12 13:54:47,026 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-12 13:54:47,026 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [24] imperfect sequences [] total 24 [2018-04-12 13:54:47,026 INFO L442 AbstractCegarLoop]: Interpolant automaton has 25 states [2018-04-12 13:54:47,026 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2018-04-12 13:54:47,027 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=544, Unknown=0, NotChecked=0, Total=600 [2018-04-12 13:54:47,027 INFO L87 Difference]: Start difference. First operand 439 states and 487 transitions. Second operand 25 states. [2018-04-12 13:54:48,245 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 13:54:48,245 INFO L93 Difference]: Finished difference Result 521 states and 578 transitions. [2018-04-12 13:54:48,245 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2018-04-12 13:54:48,245 INFO L78 Accepts]: Start accepts. Automaton has 25 states. Word has length 96 [2018-04-12 13:54:48,245 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 13:54:48,246 INFO L225 Difference]: With dead ends: 521 [2018-04-12 13:54:48,246 INFO L226 Difference]: Without dead ends: 521 [2018-04-12 13:54:48,247 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 3 SyntacticMatches, 3 SemanticMatches, 53 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 697 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=258, Invalid=2712, Unknown=0, NotChecked=0, Total=2970 [2018-04-12 13:54:48,247 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 521 states. [2018-04-12 13:54:48,250 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 521 to 473. [2018-04-12 13:54:48,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 473 states. [2018-04-12 13:54:48,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 473 states to 473 states and 528 transitions. [2018-04-12 13:54:48,251 INFO L78 Accepts]: Start accepts. Automaton has 473 states and 528 transitions. Word has length 96 [2018-04-12 13:54:48,251 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 13:54:48,251 INFO L459 AbstractCegarLoop]: Abstraction has 473 states and 528 transitions. [2018-04-12 13:54:48,252 INFO L460 AbstractCegarLoop]: Interpolant automaton has 25 states. [2018-04-12 13:54:48,252 INFO L276 IsEmpty]: Start isEmpty. Operand 473 states and 528 transitions. [2018-04-12 13:54:48,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-04-12 13:54:48,252 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 13:54:48,252 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-12 13:54:48,253 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]=== [2018-04-12 13:54:48,253 INFO L82 PathProgramCache]: Analyzing trace with hash 649399090, now seen corresponding path program 1 times [2018-04-12 13:54:48,253 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 13:54:48,253 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 13:54:48,253 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 13:54:48,254 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 13:54:48,254 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 13:54:48,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 13:54:48,272 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 13:54:48,826 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 8 proven. 4 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-04-12 13:54:48,826 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-12 13:54:48,826 INFO L213 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 18 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 18 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-04-12 13:54:48,831 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 13:54:48,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 13:54:48,861 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-12 13:54:48,862 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 [2018-04-12 13:54:48,862 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 13:54:48,865 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 13:54:48,865 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2018-04-12 13:54:48,953 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 [2018-04-12 13:54:48,954 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 13:54:48,956 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 13:54:48,956 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:15, output treesize:14 [2018-04-12 13:54:48,976 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 13 treesize of output 10 [2018-04-12 13:54:48,977 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 10 treesize of output 9 [2018-04-12 13:54:48,977 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 13:54:48,978 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 13:54:48,982 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 13:54:48,982 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:32, output treesize:20 [2018-04-12 13:54:48,999 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 25 treesize of output 20 [2018-04-12 13:54:49,000 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 13:54:49,001 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 20 treesize of output 29 [2018-04-12 13:54:49,001 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 13:54:49,004 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 13:54:49,007 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 13:54:49,007 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:33, output treesize:29 [2018-04-12 13:54:49,114 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 [2018-04-12 13:54:49,117 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 [2018-04-12 13:54:49,117 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 13:54:49,118 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 13:54:49,128 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 13:54:49,130 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 29 [2018-04-12 13:54:49,132 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 [2018-04-12 13:54:49,132 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 13:54:49,136 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 13:54:49,143 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 13:54:49,143 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:58, output treesize:55 [2018-04-12 13:54:49,189 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 [2018-04-12 13:54:49,192 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 [2018-04-12 13:54:49,192 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 13:54:49,210 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 [2018-04-12 13:54:49,211 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 2 xjuncts. [2018-04-12 13:54:49,222 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-12 13:54:49,238 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 13:54:49,255 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 4 new quantified variables, introduced 6 case distinctions, treesize of input 48 treesize of output 76 [2018-04-12 13:54:49,269 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 52 treesize of output 66 [2018-04-12 13:54:49,270 INFO L267 ElimStorePlain]: Start of recursive call 6: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 4 xjuncts. [2018-04-12 13:54:49,425 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 13:54:49,428 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 42 treesize of output 50 [2018-04-12 13:54:49,429 INFO L267 ElimStorePlain]: Start of recursive call 7: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-12 13:54:49,495 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 45 treesize of output 44 [2018-04-12 13:54:49,495 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-04-12 13:54:49,542 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-0 vars, 4 dim-1 vars, End of recursive call: 3 dim-0 vars, and 6 xjuncts. [2018-04-12 13:54:49,598 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: 7 dim-0 vars, and 12 xjuncts. [2018-04-12 13:54:49,599 INFO L202 ElimStorePlain]: Needed 8 recursive calls to eliminate 4 variables, input treesize:71, output treesize:733 [2018-04-12 13:54:49,805 WARN L151 SmtUtils]: Spent 101ms on a formula simplification. DAG size of input: 146 DAG size of output 63 [2018-04-12 13:54:49,832 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 13:54:49,833 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 13:54:49,834 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 13:54:49,834 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 32 treesize of output 45 [2018-04-12 13:54:49,834 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 13:54:49,845 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 13:54:49,845 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 6 variables, input treesize:321, output treesize:103 [2018-04-12 13:54:49,989 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 122 treesize of output 104 [2018-04-12 13:54:49,990 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 96 treesize of output 82 [2018-04-12 13:54:49,991 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 13:54:49,999 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 11 treesize of output 3 [2018-04-12 13:54:49,999 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-12 13:54:50,004 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 13:54:50,011 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-12 13:54:50,011 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 2 variables, input treesize:130, output treesize:83 [2018-04-12 13:54:50,135 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 5 new quantified variables, introduced 0 case distinctions, treesize of input 84 treesize of output 48 [2018-04-12 13:54:50,137 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 18 treesize of output 5 [2018-04-12 13:54:50,138 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 13:54:50,142 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 15 treesize of output 11 [2018-04-12 13:54:50,142 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-12 13:54:50,153 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 [2018-04-12 13:54:50,154 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 13:54:50,154 INFO L267 ElimStorePlain]: Start of recursive call 2: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 13:54:50,155 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 13:54:50,155 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:84, output treesize:5 [2018-04-12 13:54:50,186 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-04-12 13:54:50,207 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-04-12 13:54:50,207 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [24] imperfect sequences [26] total 43 [2018-04-12 13:54:50,207 INFO L442 AbstractCegarLoop]: Interpolant automaton has 44 states [2018-04-12 13:54:50,207 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 44 interpolants. [2018-04-12 13:54:50,208 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=125, Invalid=1767, Unknown=0, NotChecked=0, Total=1892 [2018-04-12 13:54:50,208 INFO L87 Difference]: Start difference. First operand 473 states and 528 transitions. Second operand 44 states. [2018-04-12 13:54:51,018 WARN L151 SmtUtils]: Spent 102ms on a formula simplification. DAG size of input: 94 DAG size of output 93 [2018-04-12 13:54:52,066 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 13:54:52,066 INFO L93 Difference]: Finished difference Result 497 states and 558 transitions. [2018-04-12 13:54:52,066 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2018-04-12 13:54:52,066 INFO L78 Accepts]: Start accepts. Automaton has 44 states. Word has length 97 [2018-04-12 13:54:52,066 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 13:54:52,067 INFO L225 Difference]: With dead ends: 497 [2018-04-12 13:54:52,067 INFO L226 Difference]: Without dead ends: 497 [2018-04-12 13:54:52,068 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 156 GetRequests, 79 SyntacticMatches, 6 SemanticMatches, 71 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1420 ImplicationChecksByTransitivity, 2.0s TimeCoverageRelationStatistics Valid=385, Invalid=4871, Unknown=0, NotChecked=0, Total=5256 [2018-04-12 13:54:52,068 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 497 states. [2018-04-12 13:54:52,071 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 497 to 478. [2018-04-12 13:54:52,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 478 states. [2018-04-12 13:54:52,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 478 states to 478 states and 534 transitions. [2018-04-12 13:54:52,072 INFO L78 Accepts]: Start accepts. Automaton has 478 states and 534 transitions. Word has length 97 [2018-04-12 13:54:52,072 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 13:54:52,072 INFO L459 AbstractCegarLoop]: Abstraction has 478 states and 534 transitions. [2018-04-12 13:54:52,072 INFO L460 AbstractCegarLoop]: Interpolant automaton has 44 states. [2018-04-12 13:54:52,072 INFO L276 IsEmpty]: Start isEmpty. Operand 478 states and 534 transitions. [2018-04-12 13:54:52,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-04-12 13:54:52,072 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 13:54:52,073 INFO L355 BasicCegarLoop]: trace histogram [4, 3, 3, 3, 3, 3, 3, 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, 1, 1] [2018-04-12 13:54:52,073 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]=== [2018-04-12 13:54:52,073 INFO L82 PathProgramCache]: Analyzing trace with hash 148748480, now seen corresponding path program 1 times [2018-04-12 13:54:52,073 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 13:54:52,073 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 13:54:52,073 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 13:54:52,073 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 13:54:52,073 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 13:54:52,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 13:54:52,081 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 13:54:52,332 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 5 proven. 7 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-04-12 13:54:52,332 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-12 13:54:52,332 INFO L213 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 19 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 19 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-04-12 13:54:52,337 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 13:54:52,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 13:54:52,372 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-12 13:54:52,374 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 [2018-04-12 13:54:52,374 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 13:54:52,376 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 13:54:52,376 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2018-04-12 13:54:52,519 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 [2018-04-12 13:54:52,520 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 [2018-04-12 13:54:52,521 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 13:54:52,522 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 13:54:52,526 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 13:54:52,526 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:28, output treesize:21 [2018-04-12 13:54:52,551 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 [2018-04-12 13:54:52,553 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 [2018-04-12 13:54:52,553 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 13:54:52,555 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 13:54:52,572 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 [2018-04-12 13:54:52,580 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 35 [2018-04-12 13:54:52,580 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-12 13:54:52,594 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 18 treesize of output 17 [2018-04-12 13:54:52,594 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-12 13:54:52,602 INFO L267 ElimStorePlain]: Start of recursive call 4: 2 dim-1 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-12 13:54:52,611 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. [2018-04-12 13:54:52,611 INFO L202 ElimStorePlain]: Needed 6 recursive calls to eliminate 4 variables, input treesize:37, output treesize:53 [2018-04-12 13:54:52,648 WARN L307 Elim1Store]: Array PQE input equivalent to false [2018-04-12 13:54:52,648 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 13:54:52,653 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 13:54:52,654 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 13:54:52,654 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 15 treesize of output 8 [2018-04-12 13:54:52,655 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 13:54:52,657 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 13:54:52,657 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:69, output treesize:29 [2018-04-12 13:54:52,805 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 13:54:52,806 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 13:54:52,807 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 13:54:52,807 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 38 treesize of output 74 [2018-04-12 13:54:52,807 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 13:54:52,815 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 13:54:52,815 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:49, output treesize:67 [2018-04-12 13:54:52,936 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 3 new quantified variables, introduced 3 case distinctions, treesize of input 76 treesize of output 79 [2018-04-12 13:54:52,938 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 64 treesize of output 58 [2018-04-12 13:54:52,939 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 13:54:52,970 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 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 73 treesize of output 72 [2018-04-12 13:54:52,970 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-12 13:54:52,982 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 13:54:53,009 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 3 case distinctions, treesize of input 51 treesize of output 59 [2018-04-12 13:54:53,011 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 52 treesize of output 51 [2018-04-12 13:54:53,011 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-12 13:54:53,030 INFO L267 ElimStorePlain]: Start of recursive call 5: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 13:54:53,038 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 13:54:53,038 INFO L202 ElimStorePlain]: Needed 6 recursive calls to eliminate 3 variables, input treesize:98, output treesize:90 [2018-04-12 13:54:53,085 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 1 case distinctions, treesize of input 56 treesize of output 54 [2018-04-12 13:54:53,088 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 50 treesize of output 45 [2018-04-12 13:54:53,088 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 13:54:53,098 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 45 treesize of output 30 [2018-04-12 13:54:53,098 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-12 13:54:53,107 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 46 treesize of output 26 [2018-04-12 13:54:53,107 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 13:54:53,112 INFO L267 ElimStorePlain]: Start of recursive call 2: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 13:54:53,119 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: 3 dim-0 vars, and 1 xjuncts. [2018-04-12 13:54:53,120 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:108, output treesize:78 [2018-04-12 13:54:53,171 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 77 treesize of output 62 [2018-04-12 13:54:53,173 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 51 treesize of output 42 [2018-04-12 13:54:53,173 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 13:54:53,187 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 42 treesize of output 33 [2018-04-12 13:54:53,187 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-12 13:54:53,200 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 33 treesize of output 27 [2018-04-12 13:54:53,200 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 13:54:53,214 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 47 treesize of output 38 [2018-04-12 13:54:53,215 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-12 13:54:53,227 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 38 treesize of output 26 [2018-04-12 13:54:53,228 INFO L267 ElimStorePlain]: Start of recursive call 7: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 13:54:53,237 INFO L267 ElimStorePlain]: Start of recursive call 2: 5 dim-1 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-12 13:54:53,249 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 1 dim-2 vars, End of recursive call: 4 dim-0 vars, and 2 xjuncts. [2018-04-12 13:54:53,249 INFO L202 ElimStorePlain]: Needed 7 recursive calls to eliminate 5 variables, input treesize:82, output treesize:49 [2018-04-12 13:54:53,376 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 2 proven. 10 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-04-12 13:54:53,392 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-12 13:54:53,392 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [22, 25] total 46 [2018-04-12 13:54:53,392 INFO L442 AbstractCegarLoop]: Interpolant automaton has 47 states [2018-04-12 13:54:53,393 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 47 interpolants. [2018-04-12 13:54:53,393 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=128, Invalid=2034, Unknown=0, NotChecked=0, Total=2162 [2018-04-12 13:54:53,393 INFO L87 Difference]: Start difference. First operand 478 states and 534 transitions. Second operand 47 states. [2018-04-12 13:54:57,286 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 13:54:57,286 INFO L93 Difference]: Finished difference Result 863 states and 966 transitions. [2018-04-12 13:54:57,322 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 81 states. [2018-04-12 13:54:57,322 INFO L78 Accepts]: Start accepts. Automaton has 47 states. Word has length 100 [2018-04-12 13:54:57,323 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 13:54:57,324 INFO L225 Difference]: With dead ends: 863 [2018-04-12 13:54:57,324 INFO L226 Difference]: Without dead ends: 863 [2018-04-12 13:54:57,326 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 202 GetRequests, 89 SyntacticMatches, 0 SemanticMatches, 113 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3862 ImplicationChecksByTransitivity, 2.7s TimeCoverageRelationStatistics Valid=939, Invalid=12171, Unknown=0, NotChecked=0, Total=13110 [2018-04-12 13:54:57,326 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 863 states. [2018-04-12 13:54:57,330 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 863 to 594. [2018-04-12 13:54:57,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 594 states. [2018-04-12 13:54:57,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 594 states to 594 states and 668 transitions. [2018-04-12 13:54:57,331 INFO L78 Accepts]: Start accepts. Automaton has 594 states and 668 transitions. Word has length 100 [2018-04-12 13:54:57,331 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 13:54:57,331 INFO L459 AbstractCegarLoop]: Abstraction has 594 states and 668 transitions. [2018-04-12 13:54:57,331 INFO L460 AbstractCegarLoop]: Interpolant automaton has 47 states. [2018-04-12 13:54:57,331 INFO L276 IsEmpty]: Start isEmpty. Operand 594 states and 668 transitions. [2018-04-12 13:54:57,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-04-12 13:54:57,332 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 13:54:57,332 INFO L355 BasicCegarLoop]: trace histogram [4, 3, 3, 3, 3, 3, 3, 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, 1, 1] [2018-04-12 13:54:57,332 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]=== [2018-04-12 13:54:57,332 INFO L82 PathProgramCache]: Analyzing trace with hash 148748481, now seen corresponding path program 1 times [2018-04-12 13:54:57,332 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 13:54:57,332 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 13:54:57,333 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 13:54:57,333 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 13:54:57,333 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 13:54:57,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 13:54:57,347 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 13:54:57,929 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 2 proven. 10 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-04-12 13:54:57,930 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-12 13:54:57,930 INFO L213 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 20 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 20 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-04-12 13:54:57,935 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 13:54:57,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 13:54:57,968 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-12 13:54:57,969 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 [2018-04-12 13:54:57,969 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 13:54:57,971 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 13:54:57,971 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2018-04-12 13:54:58,180 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 [2018-04-12 13:54:58,181 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 [2018-04-12 13:54:58,182 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 13:54:58,183 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 13:54:58,191 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 [2018-04-12 13:54:58,192 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 [2018-04-12 13:54:58,192 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 13:54:58,193 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 13:54:58,199 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 13:54:58,199 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:44, output treesize:37 [2018-04-12 13:54:58,245 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 30 treesize of output 40 [2018-04-12 13:54:58,251 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 26 treesize of output 32 [2018-04-12 13:54:58,252 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-12 13:54:58,271 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 27 treesize of output 26 [2018-04-12 13:54:58,271 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-12 13:54:58,283 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-12 13:54:58,305 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 [2018-04-12 13:54:58,307 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 [2018-04-12 13:54:58,307 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-12 13:54:58,325 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 [2018-04-12 13:54:58,325 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 2 xjuncts. [2018-04-12 13:54:58,334 INFO L267 ElimStorePlain]: Start of recursive call 5: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-12 13:54:58,352 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 4 xjuncts. [2018-04-12 13:54:58,352 INFO L202 ElimStorePlain]: Needed 7 recursive calls to eliminate 4 variables, input treesize:53, output treesize:165 [2018-04-12 13:54:58,423 WARN L307 Elim1Store]: Array PQE input equivalent to false [2018-04-12 13:54:58,423 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 13:54:58,429 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 13:54:58,430 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 13:54:58,430 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 15 treesize of output 8 [2018-04-12 13:54:58,430 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 13:54:58,435 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 13:54:58,435 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:106, output treesize:61 [2018-04-12 13:54:58,641 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 13:54:58,641 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 13:54:58,642 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 24 treesize of output 57 [2018-04-12 13:54:58,642 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 13:54:58,653 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 13:54:58,654 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 13:54:58,654 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 13:54:58,655 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 32 treesize of output 25 [2018-04-12 13:54:58,655 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 13:54:58,661 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 13:54:58,661 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:81, output treesize:57 [2018-04-12 13:54:58,808 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 2 new quantified variables, introduced 3 case distinctions, treesize of input 50 treesize of output 74 [2018-04-12 13:54:58,810 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 67 treesize of output 66 [2018-04-12 13:54:58,810 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 13:54:58,832 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 13:54:58,853 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 66 treesize of output 73 [2018-04-12 13:54:58,855 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 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 67 treesize of output 66 [2018-04-12 13:54:58,855 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 13:54:58,874 INFO L267 ElimStorePlain]: Start of recursive call 4: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 13:54:58,881 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 13:54:58,881 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:88, output treesize:80 [2018-04-12 13:54:59,000 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 100 treesize of output 87 [2018-04-12 13:54:59,002 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 74 treesize of output 70 [2018-04-12 13:54:59,002 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 13:54:59,019 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 78 treesize of output 74 [2018-04-12 13:54:59,020 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-12 13:54:59,036 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 61 treesize of output 58 [2018-04-12 13:54:59,036 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 13:54:59,050 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 58 treesize of output 42 [2018-04-12 13:54:59,051 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 13:54:59,065 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 57 treesize of output 41 [2018-04-12 13:54:59,066 INFO L267 ElimStorePlain]: Start of recursive call 7: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 13:54:59,078 INFO L267 ElimStorePlain]: Start of recursive call 2: 5 dim-1 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-12 13:54:59,098 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 1 case distinctions, treesize of input 51 treesize of output 47 [2018-04-12 13:54:59,100 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 43 treesize of output 30 [2018-04-12 13:54:59,100 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-04-12 13:54:59,121 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 30 treesize of output 21 [2018-04-12 13:54:59,122 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2018-04-12 13:54:59,134 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 39 treesize of output 26 [2018-04-12 13:54:59,134 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2018-04-12 13:54:59,157 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 20 [2018-04-12 13:54:59,157 INFO L267 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2018-04-12 13:54:59,164 INFO L267 ElimStorePlain]: Start of recursive call 8: 5 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 13:54:59,167 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 55 treesize of output 43 [2018-04-12 13:54:59,168 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 [2018-04-12 13:54:59,168 INFO L267 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2018-04-12 13:54:59,174 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 9 treesize of output 1 [2018-04-12 13:54:59,174 INFO L267 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2018-04-12 13:54:59,182 INFO L267 ElimStorePlain]: Start of recursive call 13: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 13:54:59,193 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. [2018-04-12 13:54:59,193 INFO L202 ElimStorePlain]: Needed 15 recursive calls to eliminate 5 variables, input treesize:118, output treesize:14 [2018-04-12 13:54:59,346 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 2 proven. 10 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-04-12 13:54:59,363 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-12 13:54:59,363 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [32, 28] total 54 [2018-04-12 13:54:59,364 INFO L442 AbstractCegarLoop]: Interpolant automaton has 55 states [2018-04-12 13:54:59,364 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 55 interpolants. [2018-04-12 13:54:59,364 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=148, Invalid=2822, Unknown=0, NotChecked=0, Total=2970 [2018-04-12 13:54:59,364 INFO L87 Difference]: Start difference. First operand 594 states and 668 transitions. Second operand 55 states. [2018-04-12 13:55:03,720 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 13:55:03,720 INFO L93 Difference]: Finished difference Result 878 states and 992 transitions. [2018-04-12 13:55:03,720 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 71 states. [2018-04-12 13:55:03,721 INFO L78 Accepts]: Start accepts. Automaton has 55 states. Word has length 100 [2018-04-12 13:55:03,721 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 13:55:03,722 INFO L225 Difference]: With dead ends: 878 [2018-04-12 13:55:03,722 INFO L226 Difference]: Without dead ends: 878 [2018-04-12 13:55:03,723 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 195 GetRequests, 79 SyntacticMatches, 2 SemanticMatches, 114 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3800 ImplicationChecksByTransitivity, 3.6s TimeCoverageRelationStatistics Valid=877, Invalid=12463, Unknown=0, NotChecked=0, Total=13340 [2018-04-12 13:55:03,723 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 878 states. [2018-04-12 13:55:03,728 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 878 to 712. [2018-04-12 13:55:03,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 712 states. [2018-04-12 13:55:03,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 712 states to 712 states and 802 transitions. [2018-04-12 13:55:03,729 INFO L78 Accepts]: Start accepts. Automaton has 712 states and 802 transitions. Word has length 100 [2018-04-12 13:55:03,729 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 13:55:03,729 INFO L459 AbstractCegarLoop]: Abstraction has 712 states and 802 transitions. [2018-04-12 13:55:03,729 INFO L460 AbstractCegarLoop]: Interpolant automaton has 55 states. [2018-04-12 13:55:03,729 INFO L276 IsEmpty]: Start isEmpty. Operand 712 states and 802 transitions. [2018-04-12 13:55:03,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-04-12 13:55:03,730 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 13:55:03,730 INFO L355 BasicCegarLoop]: trace histogram [4, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 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] [2018-04-12 13:55:03,730 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]=== [2018-04-12 13:55:03,730 INFO L82 PathProgramCache]: Analyzing trace with hash 1992455422, now seen corresponding path program 2 times [2018-04-12 13:55:03,731 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 13:55:03,731 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 13:55:03,731 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 13:55:03,731 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 13:55:03,731 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 13:55:03,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 13:55:03,748 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 13:55:04,993 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 8 proven. 25 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-04-12 13:55:04,993 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-12 13:55:04,994 INFO L213 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 21 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 21 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-04-12 13:55:04,998 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST1 [2018-04-12 13:55:05,033 INFO L242 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2018-04-12 13:55:05,033 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-04-12 13:55:05,035 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-12 13:55:05,037 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-04-12 13:55:05,037 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 13:55:05,037 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 13:55:05,037 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:6, output treesize:5 [2018-04-12 13:55:05,039 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 [2018-04-12 13:55:05,042 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 [2018-04-12 13:55:05,077 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 (= |c_#valid| (store (store .cse0 |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc6.base| 1) |c___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~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 [2018-04-12 13:55:05,080 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 (= |c_#valid| (store (store .cse0 |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc6.base| 1) c___U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_~nextData~0.base 1)) (= 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)))) is different from true [2018-04-12 13:55:05,086 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 (= |c_#valid| (store (store .cse0 |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc6.base| 1) c___U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_~data~0.base 1)) (= 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)))) is different from true [2018-04-12 13:55:05,089 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) (= (store (store (store .cse0 |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc6.base| 1) c___U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_~data~0.base 1) |c___U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc20.base| 1) |c_#valid|)))) is different from true [2018-04-12 13:55:05,091 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 (= |c_#valid| (store (store (store .cse0 |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc6.base| 1) c___U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_~data~0.base 1) c___U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_~nextData~0.base 1)) (= 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)))) is different from true [2018-04-12 13:55:05,178 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 13:55:05,178 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 13:55:05,179 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 13:55:05,179 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 31 treesize of output 48 [2018-04-12 13:55:05,182 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 36 treesize of output 43 [2018-04-12 13:55:05,185 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 31 treesize of output 39 [2018-04-12 13:55:05,190 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 38 [2018-04-12 13:55:05,191 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 13:55:05,197 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 13:55:05,203 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 13:55:05,210 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 13:55:05,216 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. [2018-04-12 13:55:05,216 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 5 variables, input treesize:44, output treesize:38 [2018-04-12 13:55:05,260 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 21 not checked. [2018-04-12 13:55:05,277 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-12 13:55:05,277 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [18, 14] total 28 [2018-04-12 13:55:05,277 INFO L442 AbstractCegarLoop]: Interpolant automaton has 29 states [2018-04-12 13:55:05,277 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2018-04-12 13:55:05,277 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=126, Invalid=356, Unknown=8, NotChecked=322, Total=812 [2018-04-12 13:55:05,277 INFO L87 Difference]: Start difference. First operand 712 states and 802 transitions. Second operand 29 states. [2018-04-12 13:55:07,666 WARN L151 SmtUtils]: Spent 107ms on a formula simplification. DAG size of input: 70 DAG size of output 49 [2018-04-12 13:55:09,210 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 13:55:09,210 INFO L93 Difference]: Finished difference Result 1025 states and 1171 transitions. [2018-04-12 13:55:09,210 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2018-04-12 13:55:09,210 INFO L78 Accepts]: Start accepts. Automaton has 29 states. Word has length 98 [2018-04-12 13:55:09,210 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 13:55:09,212 INFO L225 Difference]: With dead ends: 1025 [2018-04-12 13:55:09,212 INFO L226 Difference]: Without dead ends: 1025 [2018-04-12 13:55:09,212 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 158 GetRequests, 107 SyntacticMatches, 6 SemanticMatches, 45 ConstructedPredicates, 7 IntricatePredicates, 0 DeprecatedPredicates, 307 ImplicationChecksByTransitivity, 2.8s TimeCoverageRelationStatistics Valid=354, Invalid=1160, Unknown=74, NotChecked=574, Total=2162 [2018-04-12 13:55:09,213 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1025 states. [2018-04-12 13:55:09,218 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1025 to 786. [2018-04-12 13:55:09,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 786 states. [2018-04-12 13:55:09,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 786 states to 786 states and 882 transitions. [2018-04-12 13:55:09,219 INFO L78 Accepts]: Start accepts. Automaton has 786 states and 882 transitions. Word has length 98 [2018-04-12 13:55:09,219 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 13:55:09,219 INFO L459 AbstractCegarLoop]: Abstraction has 786 states and 882 transitions. [2018-04-12 13:55:09,219 INFO L460 AbstractCegarLoop]: Interpolant automaton has 29 states. [2018-04-12 13:55:09,219 INFO L276 IsEmpty]: Start isEmpty. Operand 786 states and 882 transitions. [2018-04-12 13:55:09,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2018-04-12 13:55:09,220 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 13:55:09,220 INFO L355 BasicCegarLoop]: trace histogram [8, 6, 6, 6, 6, 6, 6, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2018-04-12 13:55:09,220 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]=== [2018-04-12 13:55:09,220 INFO L82 PathProgramCache]: Analyzing trace with hash -1703835951, now seen corresponding path program 1 times [2018-04-12 13:55:09,220 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 13:55:09,220 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 13:55:09,221 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 13:55:09,221 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-04-12 13:55:09,221 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 13:55:09,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 13:55:09,237 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 13:55:09,382 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 5 proven. 7 refuted. 0 times theorem prover too weak. 183 trivial. 0 not checked. [2018-04-12 13:55:09,382 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-12 13:55:09,382 INFO L213 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 22 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 22 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-04-12 13:55:09,387 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 13:55:09,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 13:55:09,434 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-12 13:55:09,444 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 [2018-04-12 13:55:09,445 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 [2018-04-12 13:55:09,445 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 13:55:09,446 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 13:55:09,448 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 13:55:09,448 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:16, output treesize:8 [2018-04-12 13:55:09,494 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 13:55:09,495 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 13:55:09,495 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 [2018-04-12 13:55:09,495 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 13:55:09,498 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 13:55:09,498 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:22, output treesize:16 [2018-04-12 13:55:09,523 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 22 treesize of output 23 [2018-04-12 13:55:09,524 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 [2018-04-12 13:55:09,524 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 13:55:09,526 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 13:55:09,537 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 13:55:09,537 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:29, output treesize:12 [2018-04-12 13:55:09,548 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 16 treesize of output 12 [2018-04-12 13:55:09,548 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 12 treesize of output 4 [2018-04-12 13:55:09,548 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 13:55:09,549 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 13:55:09,549 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 13:55:09,550 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:16, output treesize:4 [2018-04-12 13:55:09,564 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 113 proven. 7 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2018-04-12 13:55:09,582 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-12 13:55:09,582 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 15] total 24 [2018-04-12 13:55:09,582 INFO L442 AbstractCegarLoop]: Interpolant automaton has 24 states [2018-04-12 13:55:09,582 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2018-04-12 13:55:09,583 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=70, Invalid=482, Unknown=0, NotChecked=0, Total=552 [2018-04-12 13:55:09,583 INFO L87 Difference]: Start difference. First operand 786 states and 882 transitions. Second operand 24 states. [2018-04-12 13:55:09,996 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 13:55:09,996 INFO L93 Difference]: Finished difference Result 800 states and 883 transitions. [2018-04-12 13:55:09,996 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2018-04-12 13:55:09,996 INFO L78 Accepts]: Start accepts. Automaton has 24 states. Word has length 174 [2018-04-12 13:55:09,996 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 13:55:09,998 INFO L225 Difference]: With dead ends: 800 [2018-04-12 13:55:09,998 INFO L226 Difference]: Without dead ends: 800 [2018-04-12 13:55:09,998 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 200 GetRequests, 168 SyntacticMatches, 2 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 209 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=165, Invalid=827, Unknown=0, NotChecked=0, Total=992 [2018-04-12 13:55:09,998 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 800 states. [2018-04-12 13:55:10,002 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 800 to 786. [2018-04-12 13:55:10,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 786 states. [2018-04-12 13:55:10,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 786 states to 786 states and 870 transitions. [2018-04-12 13:55:10,002 INFO L78 Accepts]: Start accepts. Automaton has 786 states and 870 transitions. Word has length 174 [2018-04-12 13:55:10,003 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 13:55:10,003 INFO L459 AbstractCegarLoop]: Abstraction has 786 states and 870 transitions. [2018-04-12 13:55:10,003 INFO L460 AbstractCegarLoop]: Interpolant automaton has 24 states. [2018-04-12 13:55:10,003 INFO L276 IsEmpty]: Start isEmpty. Operand 786 states and 870 transitions. [2018-04-12 13:55:10,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-04-12 13:55:10,003 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 13:55:10,003 INFO L355 BasicCegarLoop]: trace histogram [4, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 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] [2018-04-12 13:55:10,004 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]=== [2018-04-12 13:55:10,004 INFO L82 PathProgramCache]: Analyzing trace with hash 1992455423, now seen corresponding path program 2 times [2018-04-12 13:55:10,004 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 13:55:10,004 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 13:55:10,004 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 13:55:10,004 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 13:55:10,005 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 13:55:10,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 13:55:10,022 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 13:55:11,386 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 39 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-04-12 13:55:11,387 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-12 13:55:11,387 INFO L213 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 23 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 23 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-04-12 13:55:11,392 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST1 [2018-04-12 13:55:11,425 INFO L242 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2018-04-12 13:55:11,425 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-04-12 13:55:11,428 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-12 13:55:11,446 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 [2018-04-12 13:55:11,447 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 13:55:11,464 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 6 treesize of output 5 [2018-04-12 13:55:11,464 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 13:55:11,468 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 13:55:11,468 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:16, output treesize:14 [2018-04-12 13:55:11,520 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 (= 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|)) (= |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 [2018-04-12 13:55:11,534 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 (= 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|)) (= (select |c_old(#valid)| |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc5.base|) 0) (= |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) |c___U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc20.base| 16)))) is different from true [2018-04-12 13:55:11,536 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) (__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_~nextData~0.base Int)) (and (= 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|)) (= (select |c_old(#valid)| |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc5.base|) 0) (= (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_~nextData~0.base 16) |c_#length|))) is different from true [2018-04-12 13:55:11,548 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) (__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_~nextData~0.base Int)) (and (= 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|)) (= |c_#length| (store (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_~nextData~0.base 16) |c___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))) is different from true [2018-04-12 13:55:11,551 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) (v_subst_1 Int)) (and (= 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|)) (= (store (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) v_subst_1 16) c___U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_~nextData~0.base 16) |c_#length|) (= (select |c_old(#valid)| |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc5.base|) 0))) is different from true [2018-04-12 13:55:11,617 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 13:55:11,617 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 13:55:11,618 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 21 treesize of output 33 [2018-04-12 13:55:11,619 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 13:55:11,620 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 13:55:11,620 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 13:55:11,621 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 29 treesize of output 55 [2018-04-12 13:55:11,631 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 4 case distinctions, treesize of input 43 treesize of output 47 [2018-04-12 13:55:11,633 WARN L307 Elim1Store]: Array PQE input equivalent to false [2018-04-12 13:55:11,633 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 13:55:11,663 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 13:55:11,666 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 2 case distinctions, treesize of input 25 treesize of output 40 [2018-04-12 13:55:11,667 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 2 xjuncts. [2018-04-12 13:55:11,702 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 13:55:11,705 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 2 case distinctions, treesize of input 25 treesize of output 40 [2018-04-12 13:55:11,706 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 2 xjuncts. [2018-04-12 13:55:11,742 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 13:55:11,744 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 13:55:11,746 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 13:55:11,746 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 13:55:11,747 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 13:55:11,754 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 4 case distinctions, treesize of input 27 treesize of output 54 [2018-04-12 13:55:11,754 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 4 xjuncts. [2018-04-12 13:55:11,805 INFO L267 ElimStorePlain]: Start of recursive call 4: 4 dim-1 vars, End of recursive call: and 7 xjuncts. [2018-04-12 13:55:11,851 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-1 vars, End of recursive call: and 7 xjuncts. [2018-04-12 13:55:11,895 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 7 xjuncts. [2018-04-12 13:55:11,937 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 13:55:11,938 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 13:55:11,938 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 13:55:11,939 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 16 treesize of output 13 [2018-04-12 13:55:11,939 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-04-12 13:55:11,979 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 2 dim-1 vars, End of recursive call: 20 dim-0 vars, and 7 xjuncts. [2018-04-12 13:55:11,979 INFO L202 ElimStorePlain]: Needed 9 recursive calls to eliminate 6 variables, input treesize:47, output treesize:248 [2018-04-12 13:55:12,259 WARN L151 SmtUtils]: Spent 239ms on a formula simplification. DAG size of input: 141 DAG size of output 72 [2018-04-12 13:55:12,283 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 21 not checked. [2018-04-12 13:55:12,300 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-12 13:55:12,300 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [18, 12] total 27 [2018-04-12 13:55:12,300 INFO L442 AbstractCegarLoop]: Interpolant automaton has 28 states [2018-04-12 13:55:12,300 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2018-04-12 13:55:12,300 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=117, Invalid=400, Unknown=9, NotChecked=230, Total=756 [2018-04-12 13:55:12,300 INFO L87 Difference]: Start difference. First operand 786 states and 870 transitions. Second operand 28 states. [2018-04-12 13:55:12,984 WARN L151 SmtUtils]: Spent 122ms on a formula simplification. DAG size of input: 76 DAG size of output 63 [2018-04-12 13:55:13,225 WARN L151 SmtUtils]: Spent 103ms on a formula simplification. DAG size of input: 62 DAG size of output 55 [2018-04-12 13:55:13,710 WARN L151 SmtUtils]: Spent 217ms on a formula simplification. DAG size of input: 88 DAG size of output 70 [2018-04-12 13:55:13,989 WARN L151 SmtUtils]: Spent 195ms on a formula simplification. DAG size of input: 74 DAG size of output 62 [2018-04-12 13:55:15,595 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 13:55:15,595 INFO L93 Difference]: Finished difference Result 995 states and 1107 transitions. [2018-04-12 13:55:15,595 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2018-04-12 13:55:15,595 INFO L78 Accepts]: Start accepts. Automaton has 28 states. Word has length 98 [2018-04-12 13:55:15,596 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 13:55:15,597 INFO L225 Difference]: With dead ends: 995 [2018-04-12 13:55:15,597 INFO L226 Difference]: Without dead ends: 995 [2018-04-12 13:55:15,597 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 153 GetRequests, 104 SyntacticMatches, 10 SemanticMatches, 39 ConstructedPredicates, 5 IntricatePredicates, 0 DeprecatedPredicates, 270 ImplicationChecksByTransitivity, 3.1s TimeCoverageRelationStatistics Valid=237, Invalid=1014, Unknown=29, NotChecked=360, Total=1640 [2018-04-12 13:55:15,598 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 995 states. [2018-04-12 13:55:15,602 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 995 to 786. [2018-04-12 13:55:15,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 786 states. [2018-04-12 13:55:15,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 786 states to 786 states and 868 transitions. [2018-04-12 13:55:15,602 INFO L78 Accepts]: Start accepts. Automaton has 786 states and 868 transitions. Word has length 98 [2018-04-12 13:55:15,603 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 13:55:15,603 INFO L459 AbstractCegarLoop]: Abstraction has 786 states and 868 transitions. [2018-04-12 13:55:15,603 INFO L460 AbstractCegarLoop]: Interpolant automaton has 28 states. [2018-04-12 13:55:15,603 INFO L276 IsEmpty]: Start isEmpty. Operand 786 states and 868 transitions. [2018-04-12 13:55:15,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2018-04-12 13:55:15,603 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 13:55:15,603 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-12 13:55:15,603 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]=== [2018-04-12 13:55:15,603 INFO L82 PathProgramCache]: Analyzing trace with hash 1644822485, now seen corresponding path program 1 times [2018-04-12 13:55:15,603 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 13:55:15,604 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 13:55:15,604 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 13:55:15,604 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-04-12 13:55:15,604 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 13:55:15,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 13:55:15,613 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 13:55:16,060 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-04-12 13:55:16,060 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-12 13:55:16,060 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [26] imperfect sequences [] total 26 [2018-04-12 13:55:16,061 INFO L442 AbstractCegarLoop]: Interpolant automaton has 27 states [2018-04-12 13:55:16,061 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2018-04-12 13:55:16,061 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=643, Unknown=0, NotChecked=0, Total=702 [2018-04-12 13:55:16,061 INFO L87 Difference]: Start difference. First operand 786 states and 868 transitions. Second operand 27 states. [2018-04-12 13:55:17,279 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 13:55:17,280 INFO L93 Difference]: Finished difference Result 823 states and 909 transitions. [2018-04-12 13:55:17,280 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2018-04-12 13:55:17,280 INFO L78 Accepts]: Start accepts. Automaton has 27 states. Word has length 101 [2018-04-12 13:55:17,280 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 13:55:17,281 INFO L225 Difference]: With dead ends: 823 [2018-04-12 13:55:17,281 INFO L226 Difference]: Without dead ends: 823 [2018-04-12 13:55:17,282 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 61 GetRequests, 3 SyntacticMatches, 2 SemanticMatches, 56 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 661 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=277, Invalid=3029, Unknown=0, NotChecked=0, Total=3306 [2018-04-12 13:55:17,282 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 823 states. [2018-04-12 13:55:17,285 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 823 to 793. [2018-04-12 13:55:17,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 793 states. [2018-04-12 13:55:17,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 793 states to 793 states and 874 transitions. [2018-04-12 13:55:17,286 INFO L78 Accepts]: Start accepts. Automaton has 793 states and 874 transitions. Word has length 101 [2018-04-12 13:55:17,286 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 13:55:17,286 INFO L459 AbstractCegarLoop]: Abstraction has 793 states and 874 transitions. [2018-04-12 13:55:17,286 INFO L460 AbstractCegarLoop]: Interpolant automaton has 27 states. [2018-04-12 13:55:17,286 INFO L276 IsEmpty]: Start isEmpty. Operand 793 states and 874 transitions. [2018-04-12 13:55:17,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-04-12 13:55:17,287 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 13:55:17,287 INFO L355 BasicCegarLoop]: trace histogram [4, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 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] [2018-04-12 13:55:17,287 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]=== [2018-04-12 13:55:17,287 INFO L82 PathProgramCache]: Analyzing trace with hash -805753267, now seen corresponding path program 2 times [2018-04-12 13:55:17,287 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 13:55:17,287 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 13:55:17,288 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 13:55:17,288 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 13:55:17,288 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 13:55:17,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 13:55:17,303 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 13:55:18,343 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 8 proven. 25 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-04-12 13:55:18,343 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-12 13:55:18,343 INFO L213 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 24 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 24 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-04-12 13:55:18,348 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST1 [2018-04-12 13:55:18,388 INFO L242 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2018-04-12 13:55:18,388 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-04-12 13:55:18,391 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-12 13:55:18,393 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 [2018-04-12 13:55:18,393 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 13:55:18,394 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 13:55:18,394 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:6, output treesize:5 [2018-04-12 13:55:18,438 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 [2018-04-12 13:55:18,438 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 13:55:18,440 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 13:55:18,440 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:12, output treesize:11 [2018-04-12 13:55:18,480 WARN L1033 $PredicateComparison]: unable to prove that (exists ((__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_~data~0.base Int)) (and (= 0 (select |c_old(#valid)| __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_~data~0.base)) (= |c_#valid| (store |c_old(#valid)| __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_~data~0.base 1)))) is different from true [2018-04-12 13:55:18,482 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_~data~0.base Int)) (let ((.cse0 (store |c_old(#valid)| __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_~data~0.base 1))) (and (= 0 (select .cse0 |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc6.base|)) (= |c_#valid| (store .cse0 |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc6.base| 1)) (= 0 (select |c_old(#valid)| __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_~data~0.base))))) is different from true [2018-04-12 13:55:18,494 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_~data~0.base Int)) (let ((.cse0 (store |c_old(#valid)| __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_~data~0.base 1))) (and (= 0 (select .cse0 |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc6.base|)) (= 0 (select |c_old(#valid)| __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_~data~0.base)) (= (store (store .cse0 |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc6.base| 1) |c___U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc20.base| 1) |c_#valid|)))) is different from true [2018-04-12 13:55:18,496 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_~data~0.base Int)) (let ((.cse0 (store |c_old(#valid)| __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_~data~0.base 1))) (and (= 0 (select .cse0 |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc6.base|)) (= |c_#valid| (store (store .cse0 |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc6.base| 1) c___U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_~nextData~0.base 1)) (= 0 (select |c_old(#valid)| __U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_~data~0.base))))) is different from true [2018-04-12 13:55:18,500 WARN L1033 $PredicateComparison]: unable to prove that (exists ((|__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc6.base| Int) (v_subst_2 Int)) (let ((.cse0 (store |c_old(#valid)| v_subst_2 1))) (and (= |c_#valid| (store (store .cse0 |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc6.base| 1) c___U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_~data~0.base 1)) (= 0 (select .cse0 |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc6.base|)) (= 0 (select |c_old(#valid)| v_subst_2))))) is different from true [2018-04-12 13:55:18,503 WARN L1033 $PredicateComparison]: unable to prove that (exists ((|__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc6.base| Int) (v_subst_2 Int)) (let ((.cse0 (store |c_old(#valid)| v_subst_2 1))) (and (= (store (store (store .cse0 |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc6.base| 1) c___U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_~data~0.base 1) |c___U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc20.base| 1) |c_#valid|) (= 0 (select .cse0 |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc6.base|)) (= 0 (select |c_old(#valid)| v_subst_2))))) is different from true [2018-04-12 13:55:18,504 WARN L1033 $PredicateComparison]: unable to prove that (exists ((|__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc6.base| Int) (v_subst_2 Int)) (let ((.cse0 (store |c_old(#valid)| v_subst_2 1))) (and (= |c_#valid| (store (store (store .cse0 |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc6.base| 1) c___U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_~data~0.base 1) c___U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_~nextData~0.base 1)) (= 0 (select .cse0 |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc6.base|)) (= 0 (select |c_old(#valid)| v_subst_2))))) is different from true [2018-04-12 13:55:18,622 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 13:55:18,622 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 13:55:18,626 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 13:55:18,627 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 31 treesize of output 48 [2018-04-12 13:55:18,629 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 36 treesize of output 43 [2018-04-12 13:55:18,632 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 31 treesize of output 39 [2018-04-12 13:55:18,637 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 38 [2018-04-12 13:55:18,637 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 13:55:18,643 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 13:55:18,649 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 13:55:18,655 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 13:55:18,661 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. [2018-04-12 13:55:18,661 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 5 variables, input treesize:44, output treesize:38 [2018-04-12 13:55:18,727 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 21 not checked. [2018-04-12 13:55:18,745 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-12 13:55:18,745 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 18] total 32 [2018-04-12 13:55:18,745 INFO L442 AbstractCegarLoop]: Interpolant automaton has 33 states [2018-04-12 13:55:18,745 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 33 interpolants. [2018-04-12 13:55:18,745 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=150, Invalid=520, Unknown=8, NotChecked=378, Total=1056 [2018-04-12 13:55:18,745 INFO L87 Difference]: Start difference. First operand 793 states and 874 transitions. Second operand 33 states. [2018-04-12 13:55:23,732 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 13:55:23,732 INFO L93 Difference]: Finished difference Result 1029 states and 1149 transitions. [2018-04-12 13:55:23,732 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2018-04-12 13:55:23,732 INFO L78 Accepts]: Start accepts. Automaton has 33 states. Word has length 100 [2018-04-12 13:55:23,732 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 13:55:23,734 INFO L225 Difference]: With dead ends: 1029 [2018-04-12 13:55:23,734 INFO L226 Difference]: Without dead ends: 1029 [2018-04-12 13:55:23,734 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 166 GetRequests, 105 SyntacticMatches, 7 SemanticMatches, 54 ConstructedPredicates, 7 IntricatePredicates, 0 DeprecatedPredicates, 587 ImplicationChecksByTransitivity, 3.4s TimeCoverageRelationStatistics Valid=475, Invalid=1836, Unknown=69, NotChecked=700, Total=3080 [2018-04-12 13:55:23,734 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1029 states. [2018-04-12 13:55:23,738 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1029 to 797. [2018-04-12 13:55:23,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 797 states. [2018-04-12 13:55:23,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 797 states to 797 states and 880 transitions. [2018-04-12 13:55:23,739 INFO L78 Accepts]: Start accepts. Automaton has 797 states and 880 transitions. Word has length 100 [2018-04-12 13:55:23,739 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 13:55:23,739 INFO L459 AbstractCegarLoop]: Abstraction has 797 states and 880 transitions. [2018-04-12 13:55:23,739 INFO L460 AbstractCegarLoop]: Interpolant automaton has 33 states. [2018-04-12 13:55:23,740 INFO L276 IsEmpty]: Start isEmpty. Operand 797 states and 880 transitions. [2018-04-12 13:55:23,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-04-12 13:55:23,740 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 13:55:23,740 INFO L355 BasicCegarLoop]: trace histogram [4, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 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] [2018-04-12 13:55:23,740 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]=== [2018-04-12 13:55:23,740 INFO L82 PathProgramCache]: Analyzing trace with hash -805753266, now seen corresponding path program 2 times [2018-04-12 13:55:23,740 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 13:55:23,740 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 13:55:23,741 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 13:55:23,741 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-04-12 13:55:23,741 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 13:55:23,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 13:55:23,757 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 13:55:24,451 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-04-12 13:55:24,451 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-12 13:55:24,451 INFO L213 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 25 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 25 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-04-12 13:55:24,457 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST1 [2018-04-12 13:55:24,501 INFO L242 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2018-04-12 13:55:24,501 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-04-12 13:55:24,503 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-12 13:55:24,505 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 [2018-04-12 13:55:24,505 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 13:55:24,509 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 [2018-04-12 13:55:24,509 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 13:55:24,512 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 13:55:24,512 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:16, output treesize:14 [2018-04-12 13:55:24,577 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 13:55:24,578 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 13:55:24,578 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 [2018-04-12 13:55:24,578 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 13:55:24,587 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 13:55:24,587 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 13:55:24,588 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 [2018-04-12 13:55:24,588 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 13:55:24,592 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 13:55:24,592 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:25, output treesize:14 [2018-04-12 13:55:24,720 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 (= 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|)) (= |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 [2018-04-12 13:55:24,733 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 (= 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|)) (= (select |c_old(#valid)| |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc5.base|) 0) (= |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) |c___U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc20.base| 16)))) is different from true [2018-04-12 13:55:24,735 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) (__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_~nextData~0.base Int)) (and (= 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|)) (= (select |c_old(#valid)| |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc5.base|) 0) (= (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_~nextData~0.base 16) |c_#length|))) is different from true [2018-04-12 13:55:24,752 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) (__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_~nextData~0.base Int)) (and (= 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|)) (= |c_#length| (store (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_~nextData~0.base 16) |c___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))) is different from true [2018-04-12 13:55:24,755 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) (v_subst_3 Int)) (and (= 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|)) (= (select |c_old(#valid)| |__U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_#t~malloc5.base|) 0) (= |c_#length| (store (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) v_subst_3 16) c___U_MULTI_fcomplex_data_creation_test___true_valid_memsafety_i__create_data_~nextData~0.base 16)))) is different from true [2018-04-12 13:55:24,848 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 13:55:24,849 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 13:55:24,851 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 13:55:24,852 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 13:55:24,853 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 13:55:24,859 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 2 case distinctions, treesize of input 26 treesize of output 52 [2018-04-12 13:55:24,862 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 13:55:24,863 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 13:55:24,864 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 13:55:24,864 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 7 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 68 [2018-04-12 13:55:24,877 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 4 case distinctions, treesize of input 49 treesize of output 47 [2018-04-12 13:55:24,881 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 13:55:24,885 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 2 case distinctions, treesize of input 37 treesize of output 48 [2018-04-12 13:55:24,886 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 2 xjuncts. [2018-04-12 13:55:24,932 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 13:55:24,934 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 13:55:24,941 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 13:55:24,942 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 13:55:24,943 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 13:55:24,950 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 4 case distinctions, treesize of input 27 treesize of output 54 [2018-04-12 13:55:24,951 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 4 xjuncts. [2018-04-12 13:55:25,035 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 13:55:25,038 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 2 case distinctions, treesize of input 25 treesize of output 40 [2018-04-12 13:55:25,039 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 2 xjuncts. [2018-04-12 13:55:25,082 INFO L267 ElimStorePlain]: Start of recursive call 4: 4 dim-1 vars, End of recursive call: and 7 xjuncts. [2018-04-12 13:55:25,130 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-1 vars, End of recursive call: and 7 xjuncts. [2018-04-12 13:55:25,190 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 13:55:25,191 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 13:55:25,192 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 13:55:25,192 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 13:55:25,194 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 13:55:25,194 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 13:55:25,195 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 13:55:25,195 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 13:55:25,196 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 13:55:25,196 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 13:55:25,200 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 11 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 28 treesize of output 86 [2018-04-12 13:55:25,212 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 4 case distinctions, treesize of input 80 treesize of output 58 [2018-04-12 13:55:25,216 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 13:55:25,221 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 2 case distinctions, treesize of input 48 treesize of output 59 [2018-04-12 13:55:25,221 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 2 xjuncts. [2018-04-12 13:55:25,276 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 13:55:25,277 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 13:55:25,279 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 13:55:25,283 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 2 case distinctions, treesize of input 28 treesize of output 43 [2018-04-12 13:55:25,283 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 2 xjuncts. [2018-04-12 13:55:25,348 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 13:55:25,349 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 13:55:25,350 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 13:55:25,350 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 13:55:25,353 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 13:55:25,353 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 13:55:25,354 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 13:55:25,361 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 4 case distinctions, treesize of input 30 treesize of output 57 [2018-04-12 13:55:25,361 INFO L267 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 4 xjuncts. [2018-04-12 13:55:25,465 INFO L267 ElimStorePlain]: Start of recursive call 9: 4 dim-1 vars, End of recursive call: and 7 xjuncts. [2018-04-12 13:55:25,531 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 13:55:25,532 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 13:55:25,533 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 13:55:25,533 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 13:55:25,534 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 13:55:25,536 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 13:55:25,536 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 13:55:25,537 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 13:55:25,537 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 13:55:25,538 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 13:55:25,538 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 13:55:25,550 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 12 disjoint index pairs (out of 6 index pairs), introduced 1 new quantified variables, introduced 6 case distinctions, treesize of input 30 treesize of output 68 [2018-04-12 13:55:25,553 WARN L307 Elim1Store]: Array PQE input equivalent to false [2018-04-12 13:55:25,553 INFO L267 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2018-04-12 13:55:25,621 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 13:55:25,622 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 13:55:25,623 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 13:55:25,624 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 13:55:25,626 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 13:55:25,627 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 13:55:25,627 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 13:55:25,634 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 9 disjoint index pairs (out of 6 index pairs), introduced 0 new quantified variables, introduced 4 case distinctions, treesize of input 34 treesize of output 65 [2018-04-12 13:55:25,635 INFO L267 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 4 xjuncts. [2018-04-12 13:55:25,755 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 13:55:25,756 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 13:55:25,757 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 13:55:25,758 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 13:55:25,759 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 13:55:25,760 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 13:55:25,761 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 13:55:25,761 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 13:55:25,769 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 9 disjoint index pairs (out of 6 index pairs), introduced 0 new quantified variables, introduced 4 case distinctions, treesize of input 30 treesize of output 61 [2018-04-12 13:55:25,770 INFO L267 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 4 xjuncts. [2018-04-12 13:55:25,943 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 13:55:25,944 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 13:55:25,944 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 13:55:25,945 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 13:55:25,946 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 13:55:25,948 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 13:55:25,948 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 13:55:25,949 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 13:55:25,956 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 9 disjoint index pairs (out of 6 index pairs), introduced 0 new quantified variables, introduced 4 case distinctions, treesize of input 30 treesize of output 61 [2018-04-12 13:55:25,956 INFO L267 ElimStorePlain]: Start of recursive call 17: End of recursive call: and 4 xjuncts. [2018-04-12 13:55:26,059 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 13:55:26,059 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 13:55:26,060 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 13:55:26,061 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 13:55:26,062 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 13:55:26,062 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 13:55:26,064 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 13:55:26,065 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 13:55:26,066 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 13:55:26,067 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 13:55:26,067 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 13:55:26,068 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 13:55:26,068 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 13:55:26,069 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 13:55:26,081 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 0 new quantified variables, introduced 6 case distinctions, treesize of input 32 treesize of output 79 [2018-04-12 13:55:26,082 INFO L267 ElimStorePlain]: Start of recursive call 18: End of recursive call: and 8 xjuncts. [2018-04-12 13:55:26,307 INFO L267 ElimStorePlain]: Start of recursive call 13: 8 dim-1 vars, End of recursive call: and 13 xjuncts. [2018-04-12 13:55:26,456 INFO L267 ElimStorePlain]: Start of recursive call 8: 2 dim-1 vars, End of recursive call: and 20 xjuncts. [2018-04-12 13:55:26,641 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 27 xjuncts. [2018-04-12 13:55:26,832 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 13:55:26,832 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 13:55:26,833 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 13:55:26,833 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 16 treesize of output 13 [2018-04-12 13:55:26,833 INFO L267 ElimStorePlain]: Start of recursive call 19: End of recursive call: and 1 xjuncts. [2018-04-12 13:55:27,032 INFO L267 ElimStorePlain]: Start of recursive call 1: 5 dim-0 vars, 2 dim-1 vars, End of recursive call: 82 dim-0 vars, and 25 xjuncts. [2018-04-12 13:55:27,032 INFO L202 ElimStorePlain]: Needed 19 recursive calls to eliminate 7 variables, input treesize:55, output treesize:1015 [2018-04-12 13:55:27,327 WARN L151 SmtUtils]: Spent 111ms on a formula simplification. DAG size of input: 520 DAG size of output 73 [2018-04-12 13:55:27,359 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 21 not checked. [2018-04-12 13:55:27,377 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-12 13:55:27,377 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 16] total 31 [2018-04-12 13:55:27,377 INFO L442 AbstractCegarLoop]: Interpolant automaton has 32 states [2018-04-12 13:55:27,378 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 32 interpolants. [2018-04-12 13:55:27,378 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=112, Invalid=594, Unknown=16, NotChecked=270, Total=992 [2018-04-12 13:55:27,378 INFO L87 Difference]: Start difference. First operand 797 states and 880 transitions. Second operand 32 states. [2018-04-12 13:55:28,197 WARN L151 SmtUtils]: Spent 112ms on a formula simplification. DAG size of input: 71 DAG size of output 63 [2018-04-12 13:55:28,393 WARN L151 SmtUtils]: Spent 119ms on a formula simplification. DAG size of input: 64 DAG size of output 61 [2018-04-12 13:55:28,614 WARN L151 SmtUtils]: Spent 123ms on a formula simplification. DAG size of input: 74 DAG size of output 69 [2018-04-12 13:55:28,956 WARN L151 SmtUtils]: Spent 110ms on a formula simplification. DAG size of input: 56 DAG size of output 48 [2018-04-12 13:55:29,385 WARN L151 SmtUtils]: Spent 147ms on a formula simplification. DAG size of input: 66 DAG size of output 63 [2018-04-12 13:55:30,112 WARN L151 SmtUtils]: Spent 259ms on a formula simplification. DAG size of input: 88 DAG size of output 78 [2018-04-12 13:55:30,442 WARN L151 SmtUtils]: Spent 177ms on a formula simplification. DAG size of input: 74 DAG size of output 64 [2018-04-12 13:55:34,142 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 13:55:34,142 INFO L93 Difference]: Finished difference Result 1023 states and 1133 transitions. [2018-04-12 13:55:34,143 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2018-04-12 13:55:34,143 INFO L78 Accepts]: Start accepts. Automaton has 32 states. Word has length 100 [2018-04-12 13:55:34,143 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 13:55:34,145 INFO L225 Difference]: With dead ends: 1023 [2018-04-12 13:55:34,145 INFO L226 Difference]: Without dead ends: 1023 [2018-04-12 13:55:34,145 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 169 GetRequests, 109 SyntacticMatches, 0 SemanticMatches, 60 ConstructedPredicates, 5 IntricatePredicates, 0 DeprecatedPredicates, 676 ImplicationChecksByTransitivity, 4.2s TimeCoverageRelationStatistics Valid=431, Invalid=2726, Unknown=55, NotChecked=570, Total=3782 [2018-04-12 13:55:34,145 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1023 states. [2018-04-12 13:55:34,149 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1023 to 785. [2018-04-12 13:55:34,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 785 states. [2018-04-12 13:55:34,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 785 states to 785 states and 866 transitions. [2018-04-12 13:55:34,150 INFO L78 Accepts]: Start accepts. Automaton has 785 states and 866 transitions. Word has length 100 [2018-04-12 13:55:34,150 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 13:55:34,150 INFO L459 AbstractCegarLoop]: Abstraction has 785 states and 866 transitions. [2018-04-12 13:55:34,150 INFO L460 AbstractCegarLoop]: Interpolant automaton has 32 states. [2018-04-12 13:55:34,150 INFO L276 IsEmpty]: Start isEmpty. Operand 785 states and 866 transitions. [2018-04-12 13:55:34,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-04-12 13:55:34,151 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 13:55:34,151 INFO L355 BasicCegarLoop]: trace histogram [4, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-12 13:55:34,151 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]=== [2018-04-12 13:55:34,151 INFO L82 PathProgramCache]: Analyzing trace with hash -4874568, now seen corresponding path program 1 times [2018-04-12 13:55:34,151 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 13:55:34,151 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 13:55:34,152 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 13:55:34,152 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-04-12 13:55:34,152 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 13:55:34,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 13:55:34,165 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 13:55:34,956 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-04-12 13:55:34,957 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-12 13:55:34,957 INFO L213 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 26 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 26 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-04-12 13:55:34,962 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 13:55:34,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 13:55:34,992 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-12 13:55:34,994 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 [2018-04-12 13:55:34,994 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 13:55:34,995 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 13:55:34,996 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2018-04-12 13:55:35,190 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 13:55:35,190 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 13:55:35,191 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 [2018-04-12 13:55:35,191 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 13:55:35,194 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 13:55:35,194 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:20, output treesize:14 [2018-04-12 13:55:35,242 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 8 [2018-04-12 13:55:35,243 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 [2018-04-12 13:55:35,243 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 13:55:35,244 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 13:55:35,247 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 13:55:35,247 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:19, output treesize:15 [2018-04-12 13:55:35,274 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 [2018-04-12 13:55:35,275 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 [2018-04-12 13:55:35,275 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 13:55:35,278 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 13:55:35,282 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-12 13:55:35,282 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:28, output treesize:24 [2018-04-12 13:55:35,387 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 [2018-04-12 13:55:35,388 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 [2018-04-12 13:55:35,388 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 13:55:35,390 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 13:55:35,407 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 [2018-04-12 13:55:35,409 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 [2018-04-12 13:55:35,409 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 13:55:35,411 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 13:55:35,419 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. [2018-04-12 13:55:35,420 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 5 variables, input treesize:54, output treesize:47 [2018-04-12 13:55:35,478 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 [2018-04-12 13:55:35,480 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 [2018-04-12 13:55:35,480 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 13:55:35,499 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 [2018-04-12 13:55:35,500 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 2 xjuncts. [2018-04-12 13:55:35,510 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-12 13:55:35,533 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 31 treesize of output 41 [2018-04-12 13:55:35,535 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 32 treesize of output 31 [2018-04-12 13:55:35,535 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-12 13:55:35,555 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 27 treesize of output 33 [2018-04-12 13:55:35,556 INFO L267 ElimStorePlain]: Start of recursive call 7: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-12 13:55:35,568 INFO L267 ElimStorePlain]: Start of recursive call 5: 2 dim-1 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-12 13:55:35,588 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 2 dim-2 vars, End of recursive call: 10 dim-0 vars, and 4 xjuncts. [2018-04-12 13:55:35,589 INFO L202 ElimStorePlain]: Needed 7 recursive calls to eliminate 6 variables, input treesize:63, output treesize:205 [2018-04-12 13:55:35,695 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 13:55:35,696 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 13:55:35,696 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 77 treesize of output 71 [2018-04-12 13:55:35,696 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 13:55:35,711 INFO L267 ElimStorePlain]: Start of recursive call 1: 5 dim-0 vars, 2 dim-1 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-12 13:55:35,711 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 7 variables, input treesize:126, output treesize:71 [2018-04-12 13:55:35,874 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 89 treesize of output 70 [2018-04-12 13:55:35,875 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 33 treesize of output 27 [2018-04-12 13:55:35,876 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 13:55:35,889 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 12 [2018-04-12 13:55:35,889 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-12 13:55:35,895 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 13:55:35,902 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 23 treesize of output 19 [2018-04-12 13:55:35,904 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 [2018-04-12 13:55:35,904 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-12 13:55:35,906 INFO L267 ElimStorePlain]: Start of recursive call 5: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 13:55:35,911 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. [2018-04-12 13:55:35,911 INFO L202 ElimStorePlain]: Needed 6 recursive calls to eliminate 5 variables, input treesize:98, output treesize:24 [2018-04-12 13:55:35,954 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 24 treesize of output 22 [2018-04-12 13:55:35,955 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 [2018-04-12 13:55:35,955 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 13:55:35,958 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 11 treesize of output 3 [2018-04-12 13:55:35,958 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-12 13:55:35,959 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 13:55:35,961 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 13:55:35,961 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 4 variables, input treesize:28, output treesize:3 [2018-04-12 13:55:36,101 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-04-12 13:55:36,119 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-12 13:55:36,119 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [20, 27] total 46 [2018-04-12 13:55:36,119 INFO L442 AbstractCegarLoop]: Interpolant automaton has 46 states [2018-04-12 13:55:36,119 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 46 interpolants. [2018-04-12 13:55:36,119 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=130, Invalid=1940, Unknown=0, NotChecked=0, Total=2070 [2018-04-12 13:55:36,120 INFO L87 Difference]: Start difference. First operand 785 states and 866 transitions. Second operand 46 states. [2018-04-12 13:55:37,502 WARN L151 SmtUtils]: Spent 165ms on a formula simplification. DAG size of input: 85 DAG size of output 74 [2018-04-12 13:55:38,083 WARN L151 SmtUtils]: Spent 162ms on a formula simplification. DAG size of input: 93 DAG size of output 79 [2018-04-12 13:55:38,447 WARN L151 SmtUtils]: Spent 174ms on a formula simplification. DAG size of input: 100 DAG size of output 86 [2018-04-12 13:55:42,368 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 13:55:42,368 INFO L93 Difference]: Finished difference Result 950 states and 1072 transitions. [2018-04-12 13:55:42,368 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 70 states. [2018-04-12 13:55:42,368 INFO L78 Accepts]: Start accepts. Automaton has 46 states. Word has length 104 [2018-04-12 13:55:42,368 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 13:55:42,370 INFO L225 Difference]: With dead ends: 950 [2018-04-12 13:55:42,370 INFO L226 Difference]: Without dead ends: 950 [2018-04-12 13:55:42,371 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 199 GetRequests, 92 SyntacticMatches, 3 SemanticMatches, 104 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3041 ImplicationChecksByTransitivity, 5.0s TimeCoverageRelationStatistics Valid=795, Invalid=10335, Unknown=0, NotChecked=0, Total=11130 [2018-04-12 13:55:42,371 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 950 states. [2018-04-12 13:55:42,376 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 950 to 804. [2018-04-12 13:55:42,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 804 states. [2018-04-12 13:55:42,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 804 states to 804 states and 887 transitions. [2018-04-12 13:55:42,377 INFO L78 Accepts]: Start accepts. Automaton has 804 states and 887 transitions. Word has length 104 [2018-04-12 13:55:42,377 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 13:55:42,377 INFO L459 AbstractCegarLoop]: Abstraction has 804 states and 887 transitions. [2018-04-12 13:55:42,377 INFO L460 AbstractCegarLoop]: Interpolant automaton has 46 states. [2018-04-12 13:55:42,377 INFO L276 IsEmpty]: Start isEmpty. Operand 804 states and 887 transitions. [2018-04-12 13:55:42,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-04-12 13:55:42,377 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 13:55:42,377 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-12 13:55:42,378 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]=== [2018-04-12 13:55:42,378 INFO L82 PathProgramCache]: Analyzing trace with hash 224087589, now seen corresponding path program 1 times [2018-04-12 13:55:42,378 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 13:55:42,378 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 13:55:42,378 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 13:55:42,378 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 13:55:42,378 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 13:55:42,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 13:55:42,390 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 13:55:43,817 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 2 proven. 18 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-04-12 13:55:43,817 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-12 13:55:43,817 INFO L213 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 27 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 27 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-04-12 13:55:43,823 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 13:55:43,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 13:55:43,856 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-12 13:55:43,857 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 [2018-04-12 13:55:43,858 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 13:55:43,860 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 13:55:43,860 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2018-04-12 13:55:44,194 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 [2018-04-12 13:55:44,195 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 [2018-04-12 13:55:44,195 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 13:55:44,196 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 13:55:44,201 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 13:55:44,202 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:35, output treesize:28 [2018-04-12 13:55:44,296 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 28 treesize of output 23 [2018-04-12 13:55:44,299 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 13:55:44,300 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 [2018-04-12 13:55:44,300 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 13:55:44,310 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 13:55:44,317 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. [2018-04-12 13:55:44,317 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:39, output treesize:35 [2018-04-12 13:55:44,496 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 13:55:44,496 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 13:55:44,497 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 13:55:44,498 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 13:55:44,498 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 13:55:44,499 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 39 [2018-04-12 13:55:44,499 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 13:55:44,517 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. [2018-04-12 13:55:44,518 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:56, output treesize:65 [2018-04-12 13:55:44,590 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 52 [2018-04-12 13:55:44,592 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 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 8 treesize of output 7 [2018-04-12 13:55:44,592 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 13:55:44,598 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 13:55:44,609 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. [2018-04-12 13:55:44,609 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:76, output treesize:93 [2018-04-12 13:55:44,698 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 3 new quantified variables, introduced 3 case distinctions, treesize of input 87 treesize of output 84 [2018-04-12 13:55:44,704 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 2 case distinctions, treesize of input 73 treesize of output 69 [2018-04-12 13:55:44,705 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-12 13:55:44,741 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 84 treesize of output 83 [2018-04-12 13:55:44,741 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-12 13:55:44,763 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-12 13:55:44,787 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 [2018-04-12 13:55:44,788 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 [2018-04-12 13:55:44,788 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-12 13:55:44,790 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 13:55:44,809 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. [2018-04-12 13:55:44,810 INFO L202 ElimStorePlain]: Needed 6 recursive calls to eliminate 5 variables, input treesize:109, output treesize:215 [2018-04-12 13:55:44,904 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 13:55:44,905 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 13:55:44,905 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 163 treesize of output 157 [2018-04-12 13:55:44,905 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 13:55:44,930 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. [2018-04-12 13:55:44,930 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 5 variables, input treesize:231, output treesize:157 [2018-04-12 13:55:45,528 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 147 treesize of output 131 [2018-04-12 13:55:45,531 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 131 treesize of output 112 [2018-04-12 13:55:45,531 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 13:55:45,545 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 13:55:45,564 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. [2018-04-12 13:55:45,564 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:173, output treesize:138 [2018-04-12 13:55:45,743 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 [2018-04-12 13:55:45,743 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 13:55:45,764 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. [2018-04-12 13:55:45,764 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 4 variables, input treesize:134, output treesize:129 [2018-04-12 13:55:46,214 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 13:55:46,215 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 13:55:46,216 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 35 treesize of output 59 [2018-04-12 13:55:46,218 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 13:55:46,219 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 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 43 treesize of output 94 [2018-04-12 13:55:46,219 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 13:55:46,228 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 13:55:46,260 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 13:55:46,294 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 6 disjoint index pairs (out of 15 index pairs), introduced 10 new quantified variables, introduced 9 case distinctions, treesize of input 239 treesize of output 209 [2018-04-12 13:55:46,295 WARN L130 XnfTransformerHelper]: expecting exponential blowup for input size 9 [2018-04-12 13:55:46,582 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 13:55:46,584 INFO L477 Elim1Store]: Elim1 did not use 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 171 treesize of output 160 [2018-04-12 13:55:46,585 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 13:56:45,386 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 5 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 124 [2018-04-12 13:56:45,387 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-12 13:57:41,889 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 13:57:41,889 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 13:57:41,891 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 13:57:41,899 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 15 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 149 treesize of output 154 [2018-04-12 13:57:41,901 INFO L267 ElimStorePlain]: Start of recursive call 7: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 4 xjuncts. [2018-04-12 13:58:38,844 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 148 treesize of output 140 [2018-04-12 13:58:38,845 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-04-12 13:59:36,463 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 13:59:36,464 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 13:59:36,464 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 13:59:36,465 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 13:59:36,466 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 13:59:36,467 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 13:59:36,468 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 13:59:36,468 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 13:59:36,468 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 13:59:36,469 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 13:59:36,481 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 15 disjoint index pairs (out of 21 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 96 treesize of output 156 [2018-04-12 13:59:36,486 INFO L267 ElimStorePlain]: Start of recursive call 9: 16 dim-0 vars, End of recursive call: 16 dim-0 vars, and 11 xjuncts. [2018-04-12 14:00:38,717 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 5 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 118 treesize of output 108 [2018-04-12 14:00:38,718 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2018-04-12 14:01:39,845 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 14:01:39,846 INFO L477 Elim1Store]: Elim1 did not use 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 135 treesize of output 124 [2018-04-12 14:01:39,846 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2018-04-12 14:02:41,685 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 14:02:41,686 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 14:02:41,687 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 14:02:41,687 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 14:02:41,688 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 14:02:41,689 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 14:02:41,689 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 14:02:41,690 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 14:02:41,690 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 14:02:41,691 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 14:02:41,703 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 17 disjoint index pairs (out of 21 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 126 treesize of output 180 [2018-04-12 14:02:41,708 INFO L267 ElimStorePlain]: Start of recursive call 12: 16 dim-0 vars, End of recursive call: 16 dim-0 vars, and 11 xjuncts. [2018-04-12 14:03:50,103 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 157 treesize of output 147 [2018-04-12 14:03:50,104 INFO L267 ElimStorePlain]: Start of recursive call 13: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 14:04:58,074 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 147 treesize of output 139 [2018-04-12 14:04:58,075 INFO L267 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2018-04-12 14:06:04,651 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 14:06:04,652 INFO L477 Elim1Store]: Elim1 did not use 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 135 treesize of output 124 [2018-04-12 14:06:04,653 INFO L267 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2018-04-12 14:07:10,956 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 14:07:10,956 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 14:07:10,957 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 14:07:10,957 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 14:07:10,965 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 14 disjoint index pairs (out of 10 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 115 treesize of output 127 [2018-04-12 14:07:10,967 INFO L267 ElimStorePlain]: Start of recursive call 16: 3 dim-0 vars, End of recursive call: 3 dim-0 vars, and 4 xjuncts. Received shutdown request... [2018-04-12 14:07:50,291 INFO L175 TraceCheckSpWp]: Timeout while computing interpolants [2018-04-12 14:07:50,292 WARN L519 AbstractCegarLoop]: Verification canceled [2018-04-12 14:07:50,296 WARN L197 ceAbstractionStarter]: Timeout [2018-04-12 14:07:50,296 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 12.04 02:07:50 BoogieIcfgContainer [2018-04-12 14:07:50,296 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-04-12 14:07:50,297 INFO L168 Benchmark]: Toolchain (without parser) took 823910.47 ms. Allocated memory was 405.8 MB in the beginning and 516.9 MB in the end (delta: 111.1 MB). Free memory was 344.0 MB in the beginning and 425.7 MB in the end (delta: -81.7 MB). Peak memory consumption was 699.1 MB. Max. memory is 5.3 GB. [2018-04-12 14:07:50,298 INFO L168 Benchmark]: CDTParser took 0.10 ms. Allocated memory is still 405.8 MB. Free memory is still 369.0 MB. There was no memory consumed. Max. memory is 5.3 GB. [2018-04-12 14:07:50,298 INFO L168 Benchmark]: CACSL2BoogieTranslator took 310.87 ms. Allocated memory is still 405.8 MB. Free memory was 342.7 MB in the beginning and 314.6 MB in the end (delta: 28.0 MB). Peak memory consumption was 28.0 MB. Max. memory is 5.3 GB. [2018-04-12 14:07:50,298 INFO L168 Benchmark]: Boogie Preprocessor took 47.89 ms. Allocated memory is still 405.8 MB. Free memory was 314.6 MB in the beginning and 312.0 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.6 MB. Max. memory is 5.3 GB. [2018-04-12 14:07:50,298 INFO L168 Benchmark]: RCFGBuilder took 589.42 ms. Allocated memory was 405.8 MB in the beginning and 618.1 MB in the end (delta: 212.3 MB). Free memory was 312.0 MB in the beginning and 520.1 MB in the end (delta: -208.1 MB). Peak memory consumption was 23.9 MB. Max. memory is 5.3 GB. [2018-04-12 14:07:50,299 INFO L168 Benchmark]: TraceAbstraction took 822959.69 ms. Allocated memory was 618.1 MB in the beginning and 516.9 MB in the end (delta: -101.2 MB). Free memory was 520.1 MB in the beginning and 425.7 MB in the end (delta: 94.4 MB). Peak memory consumption was 662.9 MB. Max. memory is 5.3 GB. [2018-04-12 14:07:50,300 INFO L344 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10 ms. Allocated memory is still 405.8 MB. Free memory is still 369.0 MB. There was no memory consumed. Max. memory is 5.3 GB. * CACSL2BoogieTranslator took 310.87 ms. Allocated memory is still 405.8 MB. Free memory was 342.7 MB in the beginning and 314.6 MB in the end (delta: 28.0 MB). Peak memory consumption was 28.0 MB. Max. memory is 5.3 GB. * Boogie Preprocessor took 47.89 ms. Allocated memory is still 405.8 MB. Free memory was 314.6 MB in the beginning and 312.0 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.6 MB. Max. memory is 5.3 GB. * RCFGBuilder took 589.42 ms. Allocated memory was 405.8 MB in the beginning and 618.1 MB in the end (delta: 212.3 MB). Free memory was 312.0 MB in the beginning and 520.1 MB in the end (delta: -208.1 MB). Peak memory consumption was 23.9 MB. Max. memory is 5.3 GB. * TraceAbstraction took 822959.69 ms. Allocated memory was 618.1 MB in the beginning and 516.9 MB in the end (delta: -101.2 MB). Free memory was 520.1 MB in the beginning and 425.7 MB in the end (delta: 94.4 MB). Peak memory consumption was 662.9 MB. Max. memory is 5.3 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - TimeoutResultAtElement [Line: 573]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 573). Cancelled while BasicCegarLoop was analyzing trace of length 107 with TraceHistMax 4, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 9728. - TimeoutResultAtElement [Line: 573]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 573). Cancelled while BasicCegarLoop was analyzing trace of length 107 with TraceHistMax 4, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 9728. - TimeoutResultAtElement [Line: 574]: Timeout (TraceAbstraction) Unable to prove that free always succeeds (line 574). Cancelled while BasicCegarLoop was analyzing trace of length 107 with TraceHistMax 4, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 9728. - TimeoutResultAtElement [Line: 573]: Timeout (TraceAbstraction) Unable to prove that free always succeeds (line 573). Cancelled while BasicCegarLoop was analyzing trace of length 107 with TraceHistMax 4, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 9728. - TimeoutResultAtElement [Line: 574]: Timeout (TraceAbstraction) Unable to prove that free always succeeds (line 574). Cancelled while BasicCegarLoop was analyzing trace of length 107 with TraceHistMax 4, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 9728. - TimeoutResultAtElement [Line: 573]: Timeout (TraceAbstraction) Unable to prove that free always succeeds (line 573). Cancelled while BasicCegarLoop was analyzing trace of length 107 with TraceHistMax 4, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 9728. - TimeoutResultAtElement [Line: 557]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 557). Cancelled while BasicCegarLoop was analyzing trace of length 107 with TraceHistMax 4, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 9728. - TimeoutResultAtElement [Line: 545]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 545). Cancelled while BasicCegarLoop was analyzing trace of length 107 with TraceHistMax 4, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 9728. - TimeoutResultAtElement [Line: 552]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 552). Cancelled while BasicCegarLoop was analyzing trace of length 107 with TraceHistMax 4, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 9728. - TimeoutResultAtElement [Line: 562]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 562). Cancelled while BasicCegarLoop was analyzing trace of length 107 with TraceHistMax 4, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 9728. - TimeoutResultAtElement [Line: 565]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 565). Cancelled while BasicCegarLoop was analyzing trace of length 107 with TraceHistMax 4, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 9728. - TimeoutResultAtElement [Line: 553]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 553). Cancelled while BasicCegarLoop was analyzing trace of length 107 with TraceHistMax 4, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 9728. - TimeoutResultAtElement [Line: 548]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 548). Cancelled while BasicCegarLoop was analyzing trace of length 107 with TraceHistMax 4, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 9728. - TimeoutResultAtElement [Line: 542]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 542). Cancelled while BasicCegarLoop was analyzing trace of length 107 with TraceHistMax 4, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 9728. - TimeoutResultAtElement [Line: 561]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 561). Cancelled while BasicCegarLoop was analyzing trace of length 107 with TraceHistMax 4, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 9728. - TimeoutResultAtElement [Line: 552]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 552). Cancelled while BasicCegarLoop was analyzing trace of length 107 with TraceHistMax 4, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 9728. - TimeoutResultAtElement [Line: 548]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 548). Cancelled while BasicCegarLoop was analyzing trace of length 107 with TraceHistMax 4, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 9728. - TimeoutResultAtElement [Line: 553]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 553). Cancelled while BasicCegarLoop was analyzing trace of length 107 with TraceHistMax 4, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 9728. - TimeoutResultAtElement [Line: 567]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 567). Cancelled while BasicCegarLoop was analyzing trace of length 107 with TraceHistMax 4, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 9728. - TimeoutResultAtElement [Line: 553]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 553). Cancelled while BasicCegarLoop was analyzing trace of length 107 with TraceHistMax 4, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 9728. - TimeoutResultAtElement [Line: 562]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 562). Cancelled while BasicCegarLoop was analyzing trace of length 107 with TraceHistMax 4, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 9728. - TimeoutResultAtElement [Line: 564]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 564). Cancelled while BasicCegarLoop was analyzing trace of length 107 with TraceHistMax 4, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 9728. - TimeoutResultAtElement [Line: 548]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 548). Cancelled while BasicCegarLoop was analyzing trace of length 107 with TraceHistMax 4, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 9728. - TimeoutResultAtElement [Line: 548]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 548). Cancelled while BasicCegarLoop was analyzing trace of length 107 with TraceHistMax 4, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 9728. - TimeoutResultAtElement [Line: 563]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 563). Cancelled while BasicCegarLoop was analyzing trace of length 107 with TraceHistMax 4, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 9728. - TimeoutResultAtElement [Line: 542]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 542). Cancelled while BasicCegarLoop was analyzing trace of length 107 with TraceHistMax 4, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 9728. - TimeoutResultAtElement [Line: 562]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 562). Cancelled while BasicCegarLoop was analyzing trace of length 107 with TraceHistMax 4, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 9728. - TimeoutResultAtElement [Line: 566]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 566). Cancelled while BasicCegarLoop was analyzing trace of length 107 with TraceHistMax 4, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 9728. - TimeoutResultAtElement [Line: 557]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 557). Cancelled while BasicCegarLoop was analyzing trace of length 107 with TraceHistMax 4, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 9728. - TimeoutResultAtElement [Line: 541]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 541). Cancelled while BasicCegarLoop was analyzing trace of length 107 with TraceHistMax 4, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 9728. - TimeoutResultAtElement [Line: 553]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 553). Cancelled while BasicCegarLoop was analyzing trace of length 107 with TraceHistMax 4, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 9728. - TimeoutResultAtElement [Line: 556]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 556). Cancelled while BasicCegarLoop was analyzing trace of length 107 with TraceHistMax 4, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 9728. - TimeoutResultAtElement [Line: 552]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 552). Cancelled while BasicCegarLoop was analyzing trace of length 107 with TraceHistMax 4, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 9728. - TimeoutResultAtElement [Line: 564]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 564). Cancelled while BasicCegarLoop was analyzing trace of length 107 with TraceHistMax 4, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 9728. - TimeoutResultAtElement [Line: 567]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 567). Cancelled while BasicCegarLoop was analyzing trace of length 107 with TraceHistMax 4, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 9728. - TimeoutResultAtElement [Line: 561]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 561). Cancelled while BasicCegarLoop was analyzing trace of length 107 with TraceHistMax 4, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 9728. - TimeoutResultAtElement [Line: 550]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 550). Cancelled while BasicCegarLoop was analyzing trace of length 107 with TraceHistMax 4, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 9728. - TimeoutResultAtElement [Line: 562]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 562). Cancelled while BasicCegarLoop was analyzing trace of length 107 with TraceHistMax 4, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 9728. - TimeoutResultAtElement [Line: 565]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 565). Cancelled while BasicCegarLoop was analyzing trace of length 107 with TraceHistMax 4, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 9728. - TimeoutResultAtElement [Line: 545]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 545). Cancelled while BasicCegarLoop was analyzing trace of length 107 with TraceHistMax 4, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 9728. - TimeoutResultAtElement [Line: 556]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 556). Cancelled while BasicCegarLoop was analyzing trace of length 107 with TraceHistMax 4, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 9728. - TimeoutResultAtElement [Line: 563]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 563). Cancelled while BasicCegarLoop was analyzing trace of length 107 with TraceHistMax 4, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 9728. - TimeoutResultAtElement [Line: 550]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 550). Cancelled while BasicCegarLoop was analyzing trace of length 107 with TraceHistMax 4, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 9728. - TimeoutResultAtElement [Line: 566]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 566). Cancelled while BasicCegarLoop was analyzing trace of length 107 with TraceHistMax 4, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 9728. - TimeoutResultAtElement [Line: 541]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 541). Cancelled while BasicCegarLoop was analyzing trace of length 107 with TraceHistMax 4, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 9728. - TimeoutResultAtElement [Line: 552]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 552). Cancelled while BasicCegarLoop was analyzing trace of length 107 with TraceHistMax 4, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 9728. - TimeoutResultAtElement [Line: 591]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 591). Cancelled while BasicCegarLoop was analyzing trace of length 107 with TraceHistMax 4, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 9728. - TimeoutResultAtElement [Line: 593]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 593). Cancelled while BasicCegarLoop was analyzing trace of length 107 with TraceHistMax 4, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 9728. - TimeoutResultAtElement [Line: 596]: Timeout (TraceAbstraction) Unable to prove that free always succeeds (line 596). Cancelled while BasicCegarLoop was analyzing trace of length 107 with TraceHistMax 4, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 9728. - TimeoutResultAtElement [Line: 597]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 597). Cancelled while BasicCegarLoop was analyzing trace of length 107 with TraceHistMax 4, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 9728. - TimeoutResultAtElement [Line: 595]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 595). Cancelled while BasicCegarLoop was analyzing trace of length 107 with TraceHistMax 4, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 9728. - TimeoutResultAtElement [Line: 596]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 596). Cancelled while BasicCegarLoop was analyzing trace of length 107 with TraceHistMax 4, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 9728. - TimeoutResultAtElement [Line: 587]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 587). Cancelled while BasicCegarLoop was analyzing trace of length 107 with TraceHistMax 4, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 9728. - TimeoutResultAtElement [Line: 595]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 595). Cancelled while BasicCegarLoop was analyzing trace of length 107 with TraceHistMax 4, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 9728. - TimeoutResultAtElement [Line: 591]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 591). Cancelled while BasicCegarLoop was analyzing trace of length 107 with TraceHistMax 4, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 9728. - TimeoutResultAtElement [Line: 586]: Timeout (TraceAbstraction) Unable to prove that all allocated memory was freed (line 586). Cancelled while BasicCegarLoop was analyzing trace of length 107 with TraceHistMax 4, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 9728. - TimeoutResultAtElement [Line: 594]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 594). Cancelled while BasicCegarLoop was analyzing trace of length 107 with TraceHistMax 4, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 9728. - TimeoutResultAtElement [Line: 594]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 594). Cancelled while BasicCegarLoop was analyzing trace of length 107 with TraceHistMax 4, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 9728. - TimeoutResultAtElement [Line: 591]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 591). Cancelled while BasicCegarLoop was analyzing trace of length 107 with TraceHistMax 4, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 9728. - TimeoutResultAtElement [Line: 593]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 593). Cancelled while BasicCegarLoop was analyzing trace of length 107 with TraceHistMax 4, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 9728. - TimeoutResultAtElement [Line: 591]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 591). Cancelled while BasicCegarLoop was analyzing trace of length 107 with TraceHistMax 4, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 9728. - TimeoutResultAtElement [Line: 595]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 595). Cancelled while BasicCegarLoop was analyzing trace of length 107 with TraceHistMax 4, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 9728. - TimeoutResultAtElement [Line: 596]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 596). Cancelled while BasicCegarLoop was analyzing trace of length 107 with TraceHistMax 4, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 9728. - TimeoutResultAtElement [Line: 596]: Timeout (TraceAbstraction) Unable to prove that free always succeeds (line 596). Cancelled while BasicCegarLoop was analyzing trace of length 107 with TraceHistMax 4, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 9728. - TimeoutResultAtElement [Line: 597]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 597). Cancelled while BasicCegarLoop was analyzing trace of length 107 with TraceHistMax 4, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 9728. - TimeoutResultAtElement [Line: 587]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 587). Cancelled while BasicCegarLoop was analyzing trace of length 107 with TraceHistMax 4, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 9728. - TimeoutResultAtElement [Line: 594]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 594). Cancelled while BasicCegarLoop was analyzing trace of length 107 with TraceHistMax 4, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 9728. - TimeoutResultAtElement [Line: 591]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 591). Cancelled while BasicCegarLoop was analyzing trace of length 107 with TraceHistMax 4, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 9728. - TimeoutResultAtElement [Line: 591]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 591). Cancelled while BasicCegarLoop was analyzing trace of length 107 with TraceHistMax 4, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 9728. - TimeoutResultAtElement [Line: 595]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 595). Cancelled while BasicCegarLoop was analyzing trace of length 107 with TraceHistMax 4, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 9728. - TimeoutResultAtElement [Line: 591]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 591). Cancelled while BasicCegarLoop was analyzing trace of length 107 with TraceHistMax 4, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 9728. - TimeoutResultAtElement [Line: 591]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 591). Cancelled while BasicCegarLoop was analyzing trace of length 107 with TraceHistMax 4, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 9728. - TimeoutResultAtElement [Line: 591]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 591). Cancelled while BasicCegarLoop was analyzing trace of length 107 with TraceHistMax 4, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 9728. - TimeoutResultAtElement [Line: 591]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 591). Cancelled while BasicCegarLoop was analyzing trace of length 107 with TraceHistMax 4, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 9728. - TimeoutResultAtElement [Line: 594]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 594). Cancelled while BasicCegarLoop was analyzing trace of length 107 with TraceHistMax 4, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 9728. - TimeoutResultAtElement [Line: 582]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 582). Cancelled while BasicCegarLoop was analyzing trace of length 107 with TraceHistMax 4, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 9728. - TimeoutResultAtElement [Line: 582]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 582). Cancelled while BasicCegarLoop was analyzing trace of length 107 with TraceHistMax 4, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 9728. - TimeoutResultAtElement [Line: 578]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 578). Cancelled while BasicCegarLoop was analyzing trace of length 107 with TraceHistMax 4, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 9728. - TimeoutResultAtElement [Line: 578]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 578). Cancelled while BasicCegarLoop was analyzing trace of length 107 with TraceHistMax 4, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 9728. - TimeoutResultAtElement [Line: 578]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 578). Cancelled while BasicCegarLoop was analyzing trace of length 107 with TraceHistMax 4, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 9728. - TimeoutResultAtElement [Line: 580]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 580). Cancelled while BasicCegarLoop was analyzing trace of length 107 with TraceHistMax 4, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 9728. - TimeoutResultAtElement [Line: 579]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 579). Cancelled while BasicCegarLoop was analyzing trace of length 107 with TraceHistMax 4, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 9728. - TimeoutResultAtElement [Line: 582]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 582). Cancelled while BasicCegarLoop was analyzing trace of length 107 with TraceHistMax 4, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 9728. - TimeoutResultAtElement [Line: 584]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 584). Cancelled while BasicCegarLoop was analyzing trace of length 107 with TraceHistMax 4, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 9728. - TimeoutResultAtElement [Line: 578]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 578). Cancelled while BasicCegarLoop was analyzing trace of length 107 with TraceHistMax 4, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 9728. - TimeoutResultAtElement [Line: 582]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 582). Cancelled while BasicCegarLoop was analyzing trace of length 107 with TraceHistMax 4, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 9728. - TimeoutResultAtElement [Line: 582]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 582). Cancelled while BasicCegarLoop was analyzing trace of length 107 with TraceHistMax 4, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 9728. - TimeoutResultAtElement [Line: 579]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 579). Cancelled while BasicCegarLoop was analyzing trace of length 107 with TraceHistMax 4, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 9728. - TimeoutResultAtElement [Line: 584]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 584). Cancelled while BasicCegarLoop was analyzing trace of length 107 with TraceHistMax 4, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 9728. - TimeoutResultAtElement [Line: 580]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 580). Cancelled while BasicCegarLoop was analyzing trace of length 107 with TraceHistMax 4, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 9728. - TimeoutResultAtElement [Line: 582]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 582). Cancelled while BasicCegarLoop was analyzing trace of length 107 with TraceHistMax 4, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 9728. - StatisticsResult: Ultimate Automizer benchmark data CFG has 8 procedures, 228 locations, 91 error locations. TIMEOUT Result, 822.9s OverallTime, 59 OverallIterations, 8 TraceHistogramMax, 64.4s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 8691 SDtfs, 13325 SDslu, 51504 SDs, 0 SdLazy, 54257 SolverSat, 1745 SolverUnsat, 718 SolverUnknown, 0 SolverNotchecked, 33.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 3742 GetRequests, 2158 SyntacticMatches, 75 SemanticMatches, 1509 ConstructedPredicates, 39 IntricatePredicates, 0 DeprecatedPredicates, 20602 ImplicationChecksByTransitivity, 44.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=804occurred in iteration=58, 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: 0.3s AutomataMinimizationTime, 58 MinimizatonAttempts, 2566 StatesRemovedByMinimization, 52 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.3s SsaConstructionTime, 1.2s SatisfiabilityAnalysisTime, 26.9s InterpolantComputationTime, 6356 NumberOfCodeBlocks, 6342 NumberOfCodeBlocksAsserted, 87 NumberOfCheckSat, 6273 ConstructedInterpolants, 856 QuantifiedInterpolants, 21978676 SizeOfPredicates, 299 NumberOfNonLiveVariables, 8650 ConjunctsInSsa, 875 ConjunctsInUnsatCore, 83 InterpolantComputations, 41 PerfectInterpolantSequences, 1990/2409 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_test02_true-valid-memsafety.i_svcomp-DerefFreeMemtrack-32bit-Automizer_Camel.epf_AutomizerC.xml/Csv-Benchmark-0-2018-04-12_14-07-50-306.csv Written .csv to /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/complex_data_creation_test02_true-valid-memsafety.i_svcomp-DerefFreeMemtrack-32bit-Automizer_Camel.epf_AutomizerC.xml/Csv-TraceAbstractionBenchmarks-0-2018-04-12_14-07-50-306.csv Completed graceful shutdown