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/array-memsafety/mult_array-alloca_true-valid-memsafety_true-termination.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-666feb3-m [2018-04-11 09:59:20,107 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-04-11 09:59:20,108 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-04-11 09:59:20,121 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-04-11 09:59:20,122 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-04-11 09:59:20,122 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-04-11 09:59:20,123 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-04-11 09:59:20,125 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-04-11 09:59:20,126 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-04-11 09:59:20,127 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-04-11 09:59:20,128 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-04-11 09:59:20,128 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-04-11 09:59:20,129 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-04-11 09:59:20,130 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-04-11 09:59:20,130 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-04-11 09:59:20,132 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-04-11 09:59:20,133 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-04-11 09:59:20,135 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-04-11 09:59:20,136 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-04-11 09:59:20,137 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-04-11 09:59:20,138 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-04-11 09:59:20,138 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-04-11 09:59:20,139 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-04-11 09:59:20,140 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-04-11 09:59:20,140 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-04-11 09:59:20,141 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-04-11 09:59:20,141 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-04-11 09:59:20,142 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-04-11 09:59:20,142 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-04-11 09:59:20,143 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-04-11 09:59:20,143 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-04-11 09:59:20,143 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 [2018-04-11 09:59:20,162 INFO L110 SettingsManager]: Loading preferences was successful [2018-04-11 09:59:20,162 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-04-11 09:59:20,163 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-04-11 09:59:20,163 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-04-11 09:59:20,163 INFO L133 SettingsManager]: * Use SBE=true [2018-04-11 09:59:20,163 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-04-11 09:59:20,164 INFO L133 SettingsManager]: * sizeof long=4 [2018-04-11 09:59:20,164 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-04-11 09:59:20,164 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-04-11 09:59:20,164 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-04-11 09:59:20,164 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-04-11 09:59:20,164 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2018-04-11 09:59:20,164 INFO L133 SettingsManager]: * Bitprecise bitfields=true [2018-04-11 09:59:20,164 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-04-11 09:59:20,164 INFO L133 SettingsManager]: * sizeof long double=12 [2018-04-11 09:59:20,164 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-04-11 09:59:20,165 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-04-11 09:59:20,165 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-04-11 09:59:20,165 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-04-11 09:59:20,165 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-04-11 09:59:20,165 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-04-11 09:59:20,165 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-04-11 09:59:20,165 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-04-11 09:59:20,165 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Bitprecise bitfields -> false [2018-04-11 09:59:20,192 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-04-11 09:59:20,200 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Parser(s) successfully (re)initialized [2018-04-11 09:59:20,202 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-04-11 09:59:20,203 INFO L271 PluginConnector]: Initializing CDTParser... [2018-04-11 09:59:20,204 INFO L276 PluginConnector]: CDTParser initialized [2018-04-11 09:59:20,204 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/array-memsafety/mult_array-alloca_true-valid-memsafety_true-termination.i [2018-04-11 09:59:20,515 INFO L225 CDTParser]: Created temporary CDT project at /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/data/FLAG122710eec [2018-04-11 09:59:20,638 INFO L287 CDTParser]: IsIndexed: true [2018-04-11 09:59:20,638 INFO L288 CDTParser]: Found 1 translation units. [2018-04-11 09:59:20,639 INFO L168 CDTParser]: Scanning mult_array-alloca_true-valid-memsafety_true-termination.i [2018-04-11 09:59:20,646 INFO L210 ultiparseSymbolTable]: Include resolver: [2018-04-11 09:59:20,646 INFO L215 ultiparseSymbolTable]: [2018-04-11 09:59:20,646 INFO L218 ultiparseSymbolTable]: Function table: [2018-04-11 09:59:20,646 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_fmult_array_alloca_true_valid_memsafety_true_termination_i____bswap_64 ('__bswap_64') in mult_array-alloca_true-valid-memsafety_true-termination.i [2018-04-11 09:59:20,646 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_fmult_array_alloca_true_valid_memsafety_true_termination_i____bswap_32 ('__bswap_32') in mult_array-alloca_true-valid-memsafety_true-termination.i [2018-04-11 09:59:20,646 INFO L221 ultiparseSymbolTable]: Function definition of null ('main') in mult_array-alloca_true-valid-memsafety_true-termination.i [2018-04-11 09:59:20,647 INFO L227 ultiparseSymbolTable]: Global variable table: [2018-04-11 09:59:20,647 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmult_array_alloca_true_valid_memsafety_true_termination_i____dev_t in mult_array-alloca_true-valid-memsafety_true-termination.i [2018-04-11 09:59:20,647 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmult_array_alloca_true_valid_memsafety_true_termination_i____fsblkcnt_t in mult_array-alloca_true-valid-memsafety_true-termination.i [2018-04-11 09:59:20,647 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmult_array_alloca_true_valid_memsafety_true_termination_i__blksize_t in mult_array-alloca_true-valid-memsafety_true-termination.i [2018-04-11 09:59:20,647 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmult_array_alloca_true_valid_memsafety_true_termination_i____syscall_ulong_t in mult_array-alloca_true-valid-memsafety_true-termination.i [2018-04-11 09:59:20,647 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmult_array_alloca_true_valid_memsafety_true_termination_i____qaddr_t in mult_array-alloca_true-valid-memsafety_true-termination.i [2018-04-11 09:59:20,647 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmult_array_alloca_true_valid_memsafety_true_termination_i__int16_t in mult_array-alloca_true-valid-memsafety_true-termination.i [2018-04-11 09:59:20,647 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmult_array_alloca_true_valid_memsafety_true_termination_i____id_t in mult_array-alloca_true-valid-memsafety_true-termination.i [2018-04-11 09:59:20,647 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmult_array_alloca_true_valid_memsafety_true_termination_i____off64_t in mult_array-alloca_true-valid-memsafety_true-termination.i [2018-04-11 09:59:20,648 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmult_array_alloca_true_valid_memsafety_true_termination_i__pthread_rwlock_t in mult_array-alloca_true-valid-memsafety_true-termination.i [2018-04-11 09:59:20,648 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmult_array_alloca_true_valid_memsafety_true_termination_i__pthread_key_t in mult_array-alloca_true-valid-memsafety_true-termination.i [2018-04-11 09:59:20,648 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmult_array_alloca_true_valid_memsafety_true_termination_i__u_quad_t in mult_array-alloca_true-valid-memsafety_true-termination.i [2018-04-11 09:59:20,648 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmult_array_alloca_true_valid_memsafety_true_termination_i____u_char in mult_array-alloca_true-valid-memsafety_true-termination.i [2018-04-11 09:59:20,648 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmult_array_alloca_true_valid_memsafety_true_termination_i__uid_t in mult_array-alloca_true-valid-memsafety_true-termination.i [2018-04-11 09:59:20,648 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmult_array_alloca_true_valid_memsafety_true_termination_i____caddr_t in mult_array-alloca_true-valid-memsafety_true-termination.i [2018-04-11 09:59:20,648 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmult_array_alloca_true_valid_memsafety_true_termination_i__fd_set in mult_array-alloca_true-valid-memsafety_true-termination.i [2018-04-11 09:59:20,648 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmult_array_alloca_true_valid_memsafety_true_termination_i__lldiv_t in mult_array-alloca_true-valid-memsafety_true-termination.i [2018-04-11 09:59:20,648 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmult_array_alloca_true_valid_memsafety_true_termination_i__mode_t in mult_array-alloca_true-valid-memsafety_true-termination.i [2018-04-11 09:59:20,648 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmult_array_alloca_true_valid_memsafety_true_termination_i____int32_t in mult_array-alloca_true-valid-memsafety_true-termination.i [2018-04-11 09:59:20,648 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmult_array_alloca_true_valid_memsafety_true_termination_i____suseconds_t in mult_array-alloca_true-valid-memsafety_true-termination.i [2018-04-11 09:59:20,648 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmult_array_alloca_true_valid_memsafety_true_termination_i__u_int32_t in mult_array-alloca_true-valid-memsafety_true-termination.i [2018-04-11 09:59:20,648 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmult_array_alloca_true_valid_memsafety_true_termination_i____fsfilcnt_t in mult_array-alloca_true-valid-memsafety_true-termination.i [2018-04-11 09:59:20,648 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmult_array_alloca_true_valid_memsafety_true_termination_i____rlim64_t in mult_array-alloca_true-valid-memsafety_true-termination.i [2018-04-11 09:59:20,648 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmult_array_alloca_true_valid_memsafety_true_termination_i__pthread_mutexattr_t in mult_array-alloca_true-valid-memsafety_true-termination.i [2018-04-11 09:59:20,648 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmult_array_alloca_true_valid_memsafety_true_termination_i____timer_t in mult_array-alloca_true-valid-memsafety_true-termination.i [2018-04-11 09:59:20,648 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmult_array_alloca_true_valid_memsafety_true_termination_i__fsblkcnt_t in mult_array-alloca_true-valid-memsafety_true-termination.i [2018-04-11 09:59:20,648 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmult_array_alloca_true_valid_memsafety_true_termination_i__u_int in mult_array-alloca_true-valid-memsafety_true-termination.i [2018-04-11 09:59:20,649 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmult_array_alloca_true_valid_memsafety_true_termination_i____uint16_t in mult_array-alloca_true-valid-memsafety_true-termination.i [2018-04-11 09:59:20,649 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmult_array_alloca_true_valid_memsafety_true_termination_i____blksize_t in mult_array-alloca_true-valid-memsafety_true-termination.i [2018-04-11 09:59:20,649 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmult_array_alloca_true_valid_memsafety_true_termination_i____mode_t in mult_array-alloca_true-valid-memsafety_true-termination.i [2018-04-11 09:59:20,649 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmult_array_alloca_true_valid_memsafety_true_termination_i____quad_t in mult_array-alloca_true-valid-memsafety_true-termination.i [2018-04-11 09:59:20,649 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmult_array_alloca_true_valid_memsafety_true_termination_i____intptr_t in mult_array-alloca_true-valid-memsafety_true-termination.i [2018-04-11 09:59:20,649 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmult_array_alloca_true_valid_memsafety_true_termination_i__u_long in mult_array-alloca_true-valid-memsafety_true-termination.i [2018-04-11 09:59:20,649 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmult_array_alloca_true_valid_memsafety_true_termination_i____u_quad_t in mult_array-alloca_true-valid-memsafety_true-termination.i [2018-04-11 09:59:20,649 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmult_array_alloca_true_valid_memsafety_true_termination_i__daddr_t in mult_array-alloca_true-valid-memsafety_true-termination.i [2018-04-11 09:59:20,649 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmult_array_alloca_true_valid_memsafety_true_termination_i__size_t in mult_array-alloca_true-valid-memsafety_true-termination.i [2018-04-11 09:59:20,649 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmult_array_alloca_true_valid_memsafety_true_termination_i____fsid_t in mult_array-alloca_true-valid-memsafety_true-termination.i [2018-04-11 09:59:20,649 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmult_array_alloca_true_valid_memsafety_true_termination_i__gid_t in mult_array-alloca_true-valid-memsafety_true-termination.i [2018-04-11 09:59:20,649 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmult_array_alloca_true_valid_memsafety_true_termination_i__pid_t in mult_array-alloca_true-valid-memsafety_true-termination.i [2018-04-11 09:59:20,650 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmult_array_alloca_true_valid_memsafety_true_termination_i____socklen_t in mult_array-alloca_true-valid-memsafety_true-termination.i [2018-04-11 09:59:20,650 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmult_array_alloca_true_valid_memsafety_true_termination_i__clock_t in mult_array-alloca_true-valid-memsafety_true-termination.i [2018-04-11 09:59:20,650 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmult_array_alloca_true_valid_memsafety_true_termination_i__pthread_barrier_t in mult_array-alloca_true-valid-memsafety_true-termination.i [2018-04-11 09:59:20,650 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmult_array_alloca_true_valid_memsafety_true_termination_i__suseconds_t in mult_array-alloca_true-valid-memsafety_true-termination.i [2018-04-11 09:59:20,650 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmult_array_alloca_true_valid_memsafety_true_termination_i____rlim_t in mult_array-alloca_true-valid-memsafety_true-termination.i [2018-04-11 09:59:20,650 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmult_array_alloca_true_valid_memsafety_true_termination_i____u_short in mult_array-alloca_true-valid-memsafety_true-termination.i [2018-04-11 09:59:20,650 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmult_array_alloca_true_valid_memsafety_true_termination_i__u_int16_t in mult_array-alloca_true-valid-memsafety_true-termination.i [2018-04-11 09:59:20,650 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmult_array_alloca_true_valid_memsafety_true_termination_i__blkcnt_t in mult_array-alloca_true-valid-memsafety_true-termination.i [2018-04-11 09:59:20,650 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmult_array_alloca_true_valid_memsafety_true_termination_i__ulong in mult_array-alloca_true-valid-memsafety_true-termination.i [2018-04-11 09:59:20,650 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmult_array_alloca_true_valid_memsafety_true_termination_i____clockid_t in mult_array-alloca_true-valid-memsafety_true-termination.i [2018-04-11 09:59:20,651 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmult_array_alloca_true_valid_memsafety_true_termination_i____u_long in mult_array-alloca_true-valid-memsafety_true-termination.i [2018-04-11 09:59:20,651 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmult_array_alloca_true_valid_memsafety_true_termination_i____pthread_list_t in mult_array-alloca_true-valid-memsafety_true-termination.i [2018-04-11 09:59:20,651 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmult_array_alloca_true_valid_memsafety_true_termination_i__div_t in mult_array-alloca_true-valid-memsafety_true-termination.i [2018-04-11 09:59:20,651 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmult_array_alloca_true_valid_memsafety_true_termination_i__caddr_t in mult_array-alloca_true-valid-memsafety_true-termination.i [2018-04-11 09:59:20,651 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmult_array_alloca_true_valid_memsafety_true_termination_i__pthread_cond_t in mult_array-alloca_true-valid-memsafety_true-termination.i [2018-04-11 09:59:20,651 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmult_array_alloca_true_valid_memsafety_true_termination_i__u_short in mult_array-alloca_true-valid-memsafety_true-termination.i [2018-04-11 09:59:20,651 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmult_array_alloca_true_valid_memsafety_true_termination_i__quad_t in mult_array-alloca_true-valid-memsafety_true-termination.i [2018-04-11 09:59:20,651 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmult_array_alloca_true_valid_memsafety_true_termination_i__u_char in mult_array-alloca_true-valid-memsafety_true-termination.i [2018-04-11 09:59:20,651 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmult_array_alloca_true_valid_memsafety_true_termination_i__off_t in mult_array-alloca_true-valid-memsafety_true-termination.i [2018-04-11 09:59:20,651 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmult_array_alloca_true_valid_memsafety_true_termination_i____uint32_t in mult_array-alloca_true-valid-memsafety_true-termination.i [2018-04-11 09:59:20,651 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmult_array_alloca_true_valid_memsafety_true_termination_i____ino_t in mult_array-alloca_true-valid-memsafety_true-termination.i [2018-04-11 09:59:20,652 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmult_array_alloca_true_valid_memsafety_true_termination_i____sigset_t in mult_array-alloca_true-valid-memsafety_true-termination.i [2018-04-11 09:59:20,652 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmult_array_alloca_true_valid_memsafety_true_termination_i__pthread_once_t in mult_array-alloca_true-valid-memsafety_true-termination.i [2018-04-11 09:59:20,652 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmult_array_alloca_true_valid_memsafety_true_termination_i____int16_t in mult_array-alloca_true-valid-memsafety_true-termination.i [2018-04-11 09:59:20,652 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmult_array_alloca_true_valid_memsafety_true_termination_i__pthread_spinlock_t in mult_array-alloca_true-valid-memsafety_true-termination.i [2018-04-11 09:59:20,652 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmult_array_alloca_true_valid_memsafety_true_termination_i____int64_t in mult_array-alloca_true-valid-memsafety_true-termination.i [2018-04-11 09:59:20,652 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmult_array_alloca_true_valid_memsafety_true_termination_i__pthread_t in mult_array-alloca_true-valid-memsafety_true-termination.i [2018-04-11 09:59:20,652 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmult_array_alloca_true_valid_memsafety_true_termination_i____uid_t in mult_array-alloca_true-valid-memsafety_true-termination.i [2018-04-11 09:59:20,652 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmult_array_alloca_true_valid_memsafety_true_termination_i__loff_t in mult_array-alloca_true-valid-memsafety_true-termination.i [2018-04-11 09:59:20,652 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmult_array_alloca_true_valid_memsafety_true_termination_i__nlink_t in mult_array-alloca_true-valid-memsafety_true-termination.i [2018-04-11 09:59:20,652 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmult_array_alloca_true_valid_memsafety_true_termination_i____fd_mask in mult_array-alloca_true-valid-memsafety_true-termination.i [2018-04-11 09:59:20,653 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmult_array_alloca_true_valid_memsafety_true_termination_i__uint in mult_array-alloca_true-valid-memsafety_true-termination.i [2018-04-11 09:59:20,653 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmult_array_alloca_true_valid_memsafety_true_termination_i__ssize_t in mult_array-alloca_true-valid-memsafety_true-termination.i [2018-04-11 09:59:20,653 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmult_array_alloca_true_valid_memsafety_true_termination_i____uint64_t in mult_array-alloca_true-valid-memsafety_true-termination.i [2018-04-11 09:59:20,653 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmult_array_alloca_true_valid_memsafety_true_termination_i____fsword_t in mult_array-alloca_true-valid-memsafety_true-termination.i [2018-04-11 09:59:20,653 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmult_array_alloca_true_valid_memsafety_true_termination_i____sig_atomic_t in mult_array-alloca_true-valid-memsafety_true-termination.i [2018-04-11 09:59:20,653 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmult_array_alloca_true_valid_memsafety_true_termination_i__pthread_attr_t in mult_array-alloca_true-valid-memsafety_true-termination.i [2018-04-11 09:59:20,653 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmult_array_alloca_true_valid_memsafety_true_termination_i__wchar_t in mult_array-alloca_true-valid-memsafety_true-termination.i [2018-04-11 09:59:20,653 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmult_array_alloca_true_valid_memsafety_true_termination_i____useconds_t in mult_array-alloca_true-valid-memsafety_true-termination.i [2018-04-11 09:59:20,653 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmult_array_alloca_true_valid_memsafety_true_termination_i____int8_t in mult_array-alloca_true-valid-memsafety_true-termination.i [2018-04-11 09:59:20,653 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmult_array_alloca_true_valid_memsafety_true_termination_i____daddr_t in mult_array-alloca_true-valid-memsafety_true-termination.i [2018-04-11 09:59:20,654 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmult_array_alloca_true_valid_memsafety_true_termination_i__clockid_t in mult_array-alloca_true-valid-memsafety_true-termination.i [2018-04-11 09:59:20,654 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmult_array_alloca_true_valid_memsafety_true_termination_i____clock_t in mult_array-alloca_true-valid-memsafety_true-termination.i [2018-04-11 09:59:20,654 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmult_array_alloca_true_valid_memsafety_true_termination_i__timer_t in mult_array-alloca_true-valid-memsafety_true-termination.i [2018-04-11 09:59:20,654 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmult_array_alloca_true_valid_memsafety_true_termination_i____uint8_t in mult_array-alloca_true-valid-memsafety_true-termination.i [2018-04-11 09:59:20,654 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmult_array_alloca_true_valid_memsafety_true_termination_i____fsblkcnt64_t in mult_array-alloca_true-valid-memsafety_true-termination.i [2018-04-11 09:59:20,654 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmult_array_alloca_true_valid_memsafety_true_termination_i____key_t in mult_array-alloca_true-valid-memsafety_true-termination.i [2018-04-11 09:59:20,654 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmult_array_alloca_true_valid_memsafety_true_termination_i____loff_t in mult_array-alloca_true-valid-memsafety_true-termination.i [2018-04-11 09:59:20,654 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmult_array_alloca_true_valid_memsafety_true_termination_i__fsid_t in mult_array-alloca_true-valid-memsafety_true-termination.i [2018-04-11 09:59:20,654 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmult_array_alloca_true_valid_memsafety_true_termination_i__u_int8_t in mult_array-alloca_true-valid-memsafety_true-termination.i [2018-04-11 09:59:20,654 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmult_array_alloca_true_valid_memsafety_true_termination_i____WAIT_STATUS in mult_array-alloca_true-valid-memsafety_true-termination.i [2018-04-11 09:59:20,654 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmult_array_alloca_true_valid_memsafety_true_termination_i__pthread_condattr_t in mult_array-alloca_true-valid-memsafety_true-termination.i [2018-04-11 09:59:20,655 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmult_array_alloca_true_valid_memsafety_true_termination_i____pid_t in mult_array-alloca_true-valid-memsafety_true-termination.i [2018-04-11 09:59:20,655 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmult_array_alloca_true_valid_memsafety_true_termination_i__int64_t in mult_array-alloca_true-valid-memsafety_true-termination.i [2018-04-11 09:59:20,655 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmult_array_alloca_true_valid_memsafety_true_termination_i____gid_t in mult_array-alloca_true-valid-memsafety_true-termination.i [2018-04-11 09:59:20,655 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmult_array_alloca_true_valid_memsafety_true_termination_i__int8_t in mult_array-alloca_true-valid-memsafety_true-termination.i [2018-04-11 09:59:20,655 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmult_array_alloca_true_valid_memsafety_true_termination_i____off_t in mult_array-alloca_true-valid-memsafety_true-termination.i [2018-04-11 09:59:20,655 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmult_array_alloca_true_valid_memsafety_true_termination_i__fsfilcnt_t in mult_array-alloca_true-valid-memsafety_true-termination.i [2018-04-11 09:59:20,655 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmult_array_alloca_true_valid_memsafety_true_termination_i____ino64_t in mult_array-alloca_true-valid-memsafety_true-termination.i [2018-04-11 09:59:20,655 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmult_array_alloca_true_valid_memsafety_true_termination_i____ssize_t in mult_array-alloca_true-valid-memsafety_true-termination.i [2018-04-11 09:59:20,655 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmult_array_alloca_true_valid_memsafety_true_termination_i____time_t in mult_array-alloca_true-valid-memsafety_true-termination.i [2018-04-11 09:59:20,655 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmult_array_alloca_true_valid_memsafety_true_termination_i__u_int64_t in mult_array-alloca_true-valid-memsafety_true-termination.i [2018-04-11 09:59:20,655 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmult_array_alloca_true_valid_memsafety_true_termination_i____blkcnt64_t in mult_array-alloca_true-valid-memsafety_true-termination.i [2018-04-11 09:59:20,655 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmult_array_alloca_true_valid_memsafety_true_termination_i__ushort in mult_array-alloca_true-valid-memsafety_true-termination.i [2018-04-11 09:59:20,655 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmult_array_alloca_true_valid_memsafety_true_termination_i__fd_mask in mult_array-alloca_true-valid-memsafety_true-termination.i [2018-04-11 09:59:20,655 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmult_array_alloca_true_valid_memsafety_true_termination_i__key_t in mult_array-alloca_true-valid-memsafety_true-termination.i [2018-04-11 09:59:20,655 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmult_array_alloca_true_valid_memsafety_true_termination_i____syscall_slong_t in mult_array-alloca_true-valid-memsafety_true-termination.i [2018-04-11 09:59:20,656 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmult_array_alloca_true_valid_memsafety_true_termination_i__ldiv_t in mult_array-alloca_true-valid-memsafety_true-termination.i [2018-04-11 09:59:20,656 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmult_array_alloca_true_valid_memsafety_true_termination_i__pthread_rwlockattr_t in mult_array-alloca_true-valid-memsafety_true-termination.i [2018-04-11 09:59:20,656 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmult_array_alloca_true_valid_memsafety_true_termination_i__int32_t in mult_array-alloca_true-valid-memsafety_true-termination.i [2018-04-11 09:59:20,656 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmult_array_alloca_true_valid_memsafety_true_termination_i____nlink_t in mult_array-alloca_true-valid-memsafety_true-termination.i [2018-04-11 09:59:20,656 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmult_array_alloca_true_valid_memsafety_true_termination_i__ino_t in mult_array-alloca_true-valid-memsafety_true-termination.i [2018-04-11 09:59:20,656 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmult_array_alloca_true_valid_memsafety_true_termination_i____fsfilcnt64_t in mult_array-alloca_true-valid-memsafety_true-termination.i [2018-04-11 09:59:20,656 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmult_array_alloca_true_valid_memsafety_true_termination_i__pthread_mutex_t in mult_array-alloca_true-valid-memsafety_true-termination.i [2018-04-11 09:59:20,656 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmult_array_alloca_true_valid_memsafety_true_termination_i__register_t in mult_array-alloca_true-valid-memsafety_true-termination.i [2018-04-11 09:59:20,656 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmult_array_alloca_true_valid_memsafety_true_termination_i__pthread_barrierattr_t in mult_array-alloca_true-valid-memsafety_true-termination.i [2018-04-11 09:59:20,656 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmult_array_alloca_true_valid_memsafety_true_termination_i__time_t in mult_array-alloca_true-valid-memsafety_true-termination.i [2018-04-11 09:59:20,656 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmult_array_alloca_true_valid_memsafety_true_termination_i____blkcnt_t in mult_array-alloca_true-valid-memsafety_true-termination.i [2018-04-11 09:59:20,656 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmult_array_alloca_true_valid_memsafety_true_termination_i____u_int in mult_array-alloca_true-valid-memsafety_true-termination.i [2018-04-11 09:59:20,656 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmult_array_alloca_true_valid_memsafety_true_termination_i__dev_t in mult_array-alloca_true-valid-memsafety_true-termination.i [2018-04-11 09:59:20,656 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmult_array_alloca_true_valid_memsafety_true_termination_i__sigset_t in mult_array-alloca_true-valid-memsafety_true-termination.i [2018-04-11 09:59:20,656 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmult_array_alloca_true_valid_memsafety_true_termination_i__id_t in mult_array-alloca_true-valid-memsafety_true-termination.i [2018-04-11 09:59:20,670 INFO L330 CDTParser]: Deleted temporary CDT project at /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/data/FLAG122710eec [2018-04-11 09:59:20,672 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-04-11 09:59:20,673 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-04-11 09:59:20,674 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-04-11 09:59:20,674 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-04-11 09:59:20,677 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-04-11 09:59:20,678 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.04 09:59:20" (1/1) ... [2018-04-11 09:59:20,680 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@214a4216 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 09:59:20, skipping insertion in model container [2018-04-11 09:59:20,680 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.04 09:59:20" (1/1) ... [2018-04-11 09:59:20,690 INFO L167 Dispatcher]: Using SV-COMP mode [2018-04-11 09:59:20,714 INFO L167 Dispatcher]: Using SV-COMP mode [2018-04-11 09:59:20,835 INFO L175 PostProcessor]: Settings: Checked method=main [2018-04-11 09:59:20,871 INFO L175 PostProcessor]: Settings: Checked method=main [2018-04-11 09:59:20,877 INFO L100 SccComputation]: Graph consists of 0 InCaSumBalls and 111 non ball SCCs. Number of states in SCCs 111. [2018-04-11 09:59:20,906 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 09:59:20 WrapperNode [2018-04-11 09:59:20,907 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-04-11 09:59:20,907 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-04-11 09:59:20,907 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-04-11 09:59:20,907 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-04-11 09:59:20,916 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 09:59:20" (1/1) ... [2018-04-11 09:59:20,916 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 09:59:20" (1/1) ... [2018-04-11 09:59:20,927 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 09:59:20" (1/1) ... [2018-04-11 09:59:20,927 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 09:59:20" (1/1) ... [2018-04-11 09:59:20,934 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 09:59:20" (1/1) ... [2018-04-11 09:59:20,938 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 09:59:20" (1/1) ... [2018-04-11 09:59:20,940 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 09:59:20" (1/1) ... [2018-04-11 09:59:20,944 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-04-11 09:59:20,944 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-04-11 09:59:20,944 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-04-11 09:59:20,944 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-04-11 09:59:20,945 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 09:59:20" (1/1) ... No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-04-11 09:59:21,024 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-04-11 09:59:21,025 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-04-11 09:59:21,025 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fmult_array_alloca_true_valid_memsafety_true_termination_i____bswap_32 [2018-04-11 09:59:21,025 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fmult_array_alloca_true_valid_memsafety_true_termination_i____bswap_64 [2018-04-11 09:59:21,025 INFO L136 BoogieDeclarations]: Found implementation of procedure main [2018-04-11 09:59:21,025 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fmult_array_alloca_true_valid_memsafety_true_termination_i____bswap_32 [2018-04-11 09:59:21,025 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fmult_array_alloca_true_valid_memsafety_true_termination_i____bswap_64 [2018-04-11 09:59:21,025 INFO L128 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2018-04-11 09:59:21,025 INFO L128 BoogieDeclarations]: Found specification of procedure atof [2018-04-11 09:59:21,025 INFO L128 BoogieDeclarations]: Found specification of procedure atoi [2018-04-11 09:59:21,025 INFO L128 BoogieDeclarations]: Found specification of procedure atol [2018-04-11 09:59:21,025 INFO L128 BoogieDeclarations]: Found specification of procedure atoll [2018-04-11 09:59:21,025 INFO L128 BoogieDeclarations]: Found specification of procedure strtod [2018-04-11 09:59:21,026 INFO L128 BoogieDeclarations]: Found specification of procedure strtof [2018-04-11 09:59:21,026 INFO L128 BoogieDeclarations]: Found specification of procedure strtold [2018-04-11 09:59:21,026 INFO L128 BoogieDeclarations]: Found specification of procedure strtol [2018-04-11 09:59:21,026 INFO L128 BoogieDeclarations]: Found specification of procedure strtoul [2018-04-11 09:59:21,026 INFO L128 BoogieDeclarations]: Found specification of procedure strtoq [2018-04-11 09:59:21,026 INFO L128 BoogieDeclarations]: Found specification of procedure strtouq [2018-04-11 09:59:21,026 INFO L128 BoogieDeclarations]: Found specification of procedure strtoll [2018-04-11 09:59:21,026 INFO L128 BoogieDeclarations]: Found specification of procedure strtoull [2018-04-11 09:59:21,026 INFO L128 BoogieDeclarations]: Found specification of procedure l64a [2018-04-11 09:59:21,027 INFO L128 BoogieDeclarations]: Found specification of procedure a64l [2018-04-11 09:59:21,027 INFO L128 BoogieDeclarations]: Found specification of procedure select [2018-04-11 09:59:21,027 INFO L128 BoogieDeclarations]: Found specification of procedure pselect [2018-04-11 09:59:21,027 INFO L128 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2018-04-11 09:59:21,027 INFO L128 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2018-04-11 09:59:21,027 INFO L128 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2018-04-11 09:59:21,027 INFO L128 BoogieDeclarations]: Found specification of procedure random [2018-04-11 09:59:21,027 INFO L128 BoogieDeclarations]: Found specification of procedure srandom [2018-04-11 09:59:21,027 INFO L128 BoogieDeclarations]: Found specification of procedure initstate [2018-04-11 09:59:21,028 INFO L128 BoogieDeclarations]: Found specification of procedure setstate [2018-04-11 09:59:21,028 INFO L128 BoogieDeclarations]: Found specification of procedure random_r [2018-04-11 09:59:21,028 INFO L128 BoogieDeclarations]: Found specification of procedure srandom_r [2018-04-11 09:59:21,028 INFO L128 BoogieDeclarations]: Found specification of procedure initstate_r [2018-04-11 09:59:21,028 INFO L128 BoogieDeclarations]: Found specification of procedure setstate_r [2018-04-11 09:59:21,028 INFO L128 BoogieDeclarations]: Found specification of procedure rand [2018-04-11 09:59:21,028 INFO L128 BoogieDeclarations]: Found specification of procedure srand [2018-04-11 09:59:21,028 INFO L128 BoogieDeclarations]: Found specification of procedure rand_r [2018-04-11 09:59:21,028 INFO L128 BoogieDeclarations]: Found specification of procedure drand48 [2018-04-11 09:59:21,029 INFO L128 BoogieDeclarations]: Found specification of procedure erand48 [2018-04-11 09:59:21,029 INFO L128 BoogieDeclarations]: Found specification of procedure lrand48 [2018-04-11 09:59:21,029 INFO L128 BoogieDeclarations]: Found specification of procedure nrand48 [2018-04-11 09:59:21,029 INFO L128 BoogieDeclarations]: Found specification of procedure mrand48 [2018-04-11 09:59:21,029 INFO L128 BoogieDeclarations]: Found specification of procedure jrand48 [2018-04-11 09:59:21,029 INFO L128 BoogieDeclarations]: Found specification of procedure srand48 [2018-04-11 09:59:21,029 INFO L128 BoogieDeclarations]: Found specification of procedure seed48 [2018-04-11 09:59:21,029 INFO L128 BoogieDeclarations]: Found specification of procedure lcong48 [2018-04-11 09:59:21,029 INFO L128 BoogieDeclarations]: Found specification of procedure drand48_r [2018-04-11 09:59:21,029 INFO L128 BoogieDeclarations]: Found specification of procedure erand48_r [2018-04-11 09:59:21,030 INFO L128 BoogieDeclarations]: Found specification of procedure lrand48_r [2018-04-11 09:59:21,030 INFO L128 BoogieDeclarations]: Found specification of procedure nrand48_r [2018-04-11 09:59:21,030 INFO L128 BoogieDeclarations]: Found specification of procedure mrand48_r [2018-04-11 09:59:21,030 INFO L128 BoogieDeclarations]: Found specification of procedure jrand48_r [2018-04-11 09:59:21,030 INFO L128 BoogieDeclarations]: Found specification of procedure srand48_r [2018-04-11 09:59:21,030 INFO L128 BoogieDeclarations]: Found specification of procedure seed48_r [2018-04-11 09:59:21,030 INFO L128 BoogieDeclarations]: Found specification of procedure lcong48_r [2018-04-11 09:59:21,030 INFO L128 BoogieDeclarations]: Found specification of procedure malloc [2018-04-11 09:59:21,030 INFO L128 BoogieDeclarations]: Found specification of procedure calloc [2018-04-11 09:59:21,031 INFO L128 BoogieDeclarations]: Found specification of procedure realloc [2018-04-11 09:59:21,031 INFO L128 BoogieDeclarations]: Found specification of procedure free [2018-04-11 09:59:21,031 INFO L128 BoogieDeclarations]: Found specification of procedure cfree [2018-04-11 09:59:21,031 INFO L128 BoogieDeclarations]: Found specification of procedure alloca [2018-04-11 09:59:21,031 INFO L128 BoogieDeclarations]: Found specification of procedure valloc [2018-04-11 09:59:21,031 INFO L128 BoogieDeclarations]: Found specification of procedure posix_memalign [2018-04-11 09:59:21,031 INFO L128 BoogieDeclarations]: Found specification of procedure abort [2018-04-11 09:59:21,031 INFO L128 BoogieDeclarations]: Found specification of procedure atexit [2018-04-11 09:59:21,031 INFO L128 BoogieDeclarations]: Found specification of procedure on_exit [2018-04-11 09:59:21,031 INFO L128 BoogieDeclarations]: Found specification of procedure exit [2018-04-11 09:59:21,032 INFO L128 BoogieDeclarations]: Found specification of procedure _Exit [2018-04-11 09:59:21,032 INFO L128 BoogieDeclarations]: Found specification of procedure getenv [2018-04-11 09:59:21,032 INFO L128 BoogieDeclarations]: Found specification of procedure putenv [2018-04-11 09:59:21,032 INFO L128 BoogieDeclarations]: Found specification of procedure setenv [2018-04-11 09:59:21,032 INFO L128 BoogieDeclarations]: Found specification of procedure unsetenv [2018-04-11 09:59:21,032 INFO L128 BoogieDeclarations]: Found specification of procedure clearenv [2018-04-11 09:59:21,032 INFO L128 BoogieDeclarations]: Found specification of procedure mktemp [2018-04-11 09:59:21,032 INFO L128 BoogieDeclarations]: Found specification of procedure mkstemp [2018-04-11 09:59:21,032 INFO L128 BoogieDeclarations]: Found specification of procedure mkstemps [2018-04-11 09:59:21,032 INFO L128 BoogieDeclarations]: Found specification of procedure mkdtemp [2018-04-11 09:59:21,032 INFO L128 BoogieDeclarations]: Found specification of procedure system [2018-04-11 09:59:21,033 INFO L128 BoogieDeclarations]: Found specification of procedure realpath [2018-04-11 09:59:21,033 INFO L128 BoogieDeclarations]: Found specification of procedure bsearch [2018-04-11 09:59:21,033 INFO L128 BoogieDeclarations]: Found specification of procedure qsort [2018-04-11 09:59:21,033 INFO L128 BoogieDeclarations]: Found specification of procedure abs [2018-04-11 09:59:21,033 INFO L128 BoogieDeclarations]: Found specification of procedure labs [2018-04-11 09:59:21,033 INFO L128 BoogieDeclarations]: Found specification of procedure llabs [2018-04-11 09:59:21,033 INFO L128 BoogieDeclarations]: Found specification of procedure div [2018-04-11 09:59:21,033 INFO L128 BoogieDeclarations]: Found specification of procedure ldiv [2018-04-11 09:59:21,033 INFO L128 BoogieDeclarations]: Found specification of procedure lldiv [2018-04-11 09:59:21,033 INFO L128 BoogieDeclarations]: Found specification of procedure ecvt [2018-04-11 09:59:21,034 INFO L128 BoogieDeclarations]: Found specification of procedure fcvt [2018-04-11 09:59:21,034 INFO L128 BoogieDeclarations]: Found specification of procedure gcvt [2018-04-11 09:59:21,034 INFO L128 BoogieDeclarations]: Found specification of procedure qecvt [2018-04-11 09:59:21,034 INFO L128 BoogieDeclarations]: Found specification of procedure qfcvt [2018-04-11 09:59:21,034 INFO L128 BoogieDeclarations]: Found specification of procedure qgcvt [2018-04-11 09:59:21,034 INFO L128 BoogieDeclarations]: Found specification of procedure ecvt_r [2018-04-11 09:59:21,034 INFO L128 BoogieDeclarations]: Found specification of procedure fcvt_r [2018-04-11 09:59:21,034 INFO L128 BoogieDeclarations]: Found specification of procedure qecvt_r [2018-04-11 09:59:21,034 INFO L128 BoogieDeclarations]: Found specification of procedure qfcvt_r [2018-04-11 09:59:21,034 INFO L128 BoogieDeclarations]: Found specification of procedure mblen [2018-04-11 09:59:21,035 INFO L128 BoogieDeclarations]: Found specification of procedure mbtowc [2018-04-11 09:59:21,035 INFO L128 BoogieDeclarations]: Found specification of procedure wctomb [2018-04-11 09:59:21,035 INFO L128 BoogieDeclarations]: Found specification of procedure mbstowcs [2018-04-11 09:59:21,035 INFO L128 BoogieDeclarations]: Found specification of procedure wcstombs [2018-04-11 09:59:21,035 INFO L128 BoogieDeclarations]: Found specification of procedure rpmatch [2018-04-11 09:59:21,035 INFO L128 BoogieDeclarations]: Found specification of procedure getsubopt [2018-04-11 09:59:21,035 INFO L128 BoogieDeclarations]: Found specification of procedure getloadavg [2018-04-11 09:59:21,035 INFO L128 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-04-11 09:59:21,035 INFO L128 BoogieDeclarations]: Found specification of procedure main [2018-04-11 09:59:21,035 INFO L128 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-04-11 09:59:21,035 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-04-11 09:59:21,036 INFO L128 BoogieDeclarations]: Found specification of procedure write~int [2018-04-11 09:59:21,036 INFO L128 BoogieDeclarations]: Found specification of procedure read~int [2018-04-11 09:59:21,036 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-04-11 09:59:21,036 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-04-11 09:59:21,036 INFO L128 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2018-04-11 09:59:21,297 INFO L259 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-04-11 09:59:21,297 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.04 09:59:21 BoogieIcfgContainer [2018-04-11 09:59:21,297 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-04-11 09:59:21,298 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-04-11 09:59:21,298 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-04-11 09:59:21,300 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-04-11 09:59:21,300 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.04 09:59:20" (1/3) ... [2018-04-11 09:59:21,300 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1a1487b1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.04 09:59:21, skipping insertion in model container [2018-04-11 09:59:21,300 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 09:59:20" (2/3) ... [2018-04-11 09:59:21,300 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1a1487b1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.04 09:59:21, skipping insertion in model container [2018-04-11 09:59:21,300 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.04 09:59:21" (3/3) ... [2018-04-11 09:59:21,301 INFO L107 eAbstractionObserver]: Analyzing ICFG mult_array-alloca_true-valid-memsafety_true-termination.i [2018-04-11 09:59:21,307 INFO L131 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-04-11 09:59:21,312 INFO L143 ceAbstractionStarter]: Appying trace abstraction to program that has 7 error locations. [2018-04-11 09:59:21,337 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2018-04-11 09:59:21,337 INFO L369 AbstractCegarLoop]: Interprodecural is true [2018-04-11 09:59:21,337 INFO L370 AbstractCegarLoop]: Hoare is false [2018-04-11 09:59:21,337 INFO L371 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-04-11 09:59:21,337 INFO L372 AbstractCegarLoop]: Backedges is TWOTRACK [2018-04-11 09:59:21,337 INFO L373 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-04-11 09:59:21,338 INFO L374 AbstractCegarLoop]: Difference is false [2018-04-11 09:59:21,338 INFO L375 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-04-11 09:59:21,338 INFO L380 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-04-11 09:59:21,338 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-04-11 09:59:21,346 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states. [2018-04-11 09:59:21,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-04-11 09:59:21,352 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 09:59:21,352 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 09:59:21,353 INFO L408 AbstractCegarLoop]: === Iteration 1 === [mainErr5RequiresViolation, mainErr3RequiresViolation, mainErr1RequiresViolation, mainErr6EnsuresViolationMEMORY_LEAK, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr0RequiresViolation]=== [2018-04-11 09:59:21,355 INFO L82 PathProgramCache]: Analyzing trace with hash 1011865059, now seen corresponding path program 1 times [2018-04-11 09:59:21,356 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-11 09:59:21,357 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-11 09:59:21,386 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 09:59:21,386 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 09:59:21,386 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 09:59:21,409 ERROR L243 seRefinementStrategy]: Caught known exception: Unsupported non-linear arithmetic [2018-04-11 09:59:21,409 INFO L266 seRefinementStrategy]: Advancing trace checker [2018-04-11 09:59:21,409 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 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2018-04-11 09:59:21,417 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 09:59:21,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 09:59:21,437 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-11 09:59:21,466 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-04-11 09:59:21,468 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 09:59:21,477 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 09:59:21,477 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:6, output treesize:5 [2018-04-11 09:59:21,497 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 [2018-04-11 09:59:21,497 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 09:59:21,501 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-11 09:59:21,501 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:12, output treesize:11 [2018-04-11 09:59:21,510 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 09:59:21,530 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-11 09:59:21,530 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-04-11 09:59:21,531 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-04-11 09:59:21,539 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-04-11 09:59:21,539 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-04-11 09:59:21,540 INFO L87 Difference]: Start difference. First operand 46 states. Second operand 4 states. [2018-04-11 09:59:21,601 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 09:59:21,601 INFO L93 Difference]: Finished difference Result 44 states and 48 transitions. [2018-04-11 09:59:21,602 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-04-11 09:59:21,603 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 17 [2018-04-11 09:59:21,603 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 09:59:21,609 INFO L225 Difference]: With dead ends: 44 [2018-04-11 09:59:21,610 INFO L226 Difference]: Without dead ends: 41 [2018-04-11 09:59:21,611 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 13 SyntacticMatches, 1 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-04-11 09:59:21,622 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 41 states. [2018-04-11 09:59:21,636 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 41 to 41. [2018-04-11 09:59:21,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 41 states. [2018-04-11 09:59:21,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 41 states and 45 transitions. [2018-04-11 09:59:21,641 INFO L78 Accepts]: Start accepts. Automaton has 41 states and 45 transitions. Word has length 17 [2018-04-11 09:59:21,641 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 09:59:21,641 INFO L459 AbstractCegarLoop]: Abstraction has 41 states and 45 transitions. [2018-04-11 09:59:21,641 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-04-11 09:59:21,641 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 45 transitions. [2018-04-11 09:59:21,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-04-11 09:59:21,642 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 09:59:21,642 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 09:59:21,642 INFO L408 AbstractCegarLoop]: === Iteration 2 === [mainErr5RequiresViolation, mainErr3RequiresViolation, mainErr1RequiresViolation, mainErr6EnsuresViolationMEMORY_LEAK, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr0RequiresViolation]=== [2018-04-11 09:59:21,642 INFO L82 PathProgramCache]: Analyzing trace with hash 1011865060, now seen corresponding path program 1 times [2018-04-11 09:59:21,642 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-11 09:59:21,643 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-11 09:59:21,643 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 09:59:21,643 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 09:59:21,644 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 09:59:21,652 ERROR L243 seRefinementStrategy]: Caught known exception: Unsupported non-linear arithmetic [2018-04-11 09:59:21,652 INFO L266 seRefinementStrategy]: Advancing trace checker [2018-04-11 09:59:21,652 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 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2018-04-11 09:59:21,662 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 09:59:21,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 09:59:21,689 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-11 09:59:21,700 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-04-11 09:59:21,700 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 09:59:21,708 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 [2018-04-11 09:59:21,709 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 09:59:21,715 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 09:59:21,716 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:21, output treesize:19 [2018-04-11 09:59:21,737 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 09:59:21,738 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 09:59:21,739 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 [2018-04-11 09:59:21,739 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 09:59:21,752 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 21 [2018-04-11 09:59:21,753 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 09:59:21,765 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. [2018-04-11 09:59:21,766 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 5 variables, input treesize:34, output treesize:27 [2018-04-11 09:59:21,811 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 09:59:21,831 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-11 09:59:21,831 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-04-11 09:59:21,832 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-04-11 09:59:21,832 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-04-11 09:59:21,833 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2018-04-11 09:59:21,833 INFO L87 Difference]: Start difference. First operand 41 states and 45 transitions. Second operand 7 states. [2018-04-11 09:59:24,173 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 09:59:24,173 INFO L93 Difference]: Finished difference Result 46 states and 50 transitions. [2018-04-11 09:59:24,173 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-04-11 09:59:24,174 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 17 [2018-04-11 09:59:24,174 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 09:59:24,174 INFO L225 Difference]: With dead ends: 46 [2018-04-11 09:59:24,174 INFO L226 Difference]: Without dead ends: 46 [2018-04-11 09:59:24,176 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 2.2s TimeCoverageRelationStatistics Valid=41, Invalid=68, Unknown=1, NotChecked=0, Total=110 [2018-04-11 09:59:24,176 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 46 states. [2018-04-11 09:59:24,178 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 46 to 44. [2018-04-11 09:59:24,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 44 states. [2018-04-11 09:59:24,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 44 states and 48 transitions. [2018-04-11 09:59:24,180 INFO L78 Accepts]: Start accepts. Automaton has 44 states and 48 transitions. Word has length 17 [2018-04-11 09:59:24,181 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 09:59:24,181 INFO L459 AbstractCegarLoop]: Abstraction has 44 states and 48 transitions. [2018-04-11 09:59:24,181 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-04-11 09:59:24,181 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 48 transitions. [2018-04-11 09:59:24,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-04-11 09:59:24,181 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 09:59:24,182 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 09:59:24,183 INFO L408 AbstractCegarLoop]: === Iteration 3 === [mainErr5RequiresViolation, mainErr3RequiresViolation, mainErr1RequiresViolation, mainErr6EnsuresViolationMEMORY_LEAK, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr0RequiresViolation]=== [2018-04-11 09:59:24,183 INFO L82 PathProgramCache]: Analyzing trace with hash 1588809839, now seen corresponding path program 1 times [2018-04-11 09:59:24,183 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-11 09:59:24,183 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-11 09:59:24,184 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 09:59:24,184 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 09:59:24,184 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 09:59:24,190 ERROR L243 seRefinementStrategy]: Caught known exception: Unsupported non-linear arithmetic [2018-04-11 09:59:24,190 INFO L266 seRefinementStrategy]: Advancing trace checker [2018-04-11 09:59:24,191 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 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2018-04-11 09:59:24,211 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 09:59:24,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 09:59:24,225 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-11 09:59:24,247 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 09:59:24,264 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-11 09:59:24,264 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-04-11 09:59:24,264 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-04-11 09:59:24,265 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-04-11 09:59:24,265 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2018-04-11 09:59:24,265 INFO L87 Difference]: Start difference. First operand 44 states and 48 transitions. Second operand 6 states. [2018-04-11 09:59:24,301 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 09:59:24,301 INFO L93 Difference]: Finished difference Result 40 states and 43 transitions. [2018-04-11 09:59:24,301 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-04-11 09:59:24,301 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 19 [2018-04-11 09:59:24,302 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 09:59:24,302 INFO L225 Difference]: With dead ends: 40 [2018-04-11 09:59:24,302 INFO L226 Difference]: Without dead ends: 40 [2018-04-11 09:59:24,303 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=35, Invalid=55, Unknown=0, NotChecked=0, Total=90 [2018-04-11 09:59:24,303 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 40 states. [2018-04-11 09:59:24,305 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 40 to 40. [2018-04-11 09:59:24,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 40 states. [2018-04-11 09:59:24,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 40 states and 43 transitions. [2018-04-11 09:59:24,306 INFO L78 Accepts]: Start accepts. Automaton has 40 states and 43 transitions. Word has length 19 [2018-04-11 09:59:24,306 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 09:59:24,306 INFO L459 AbstractCegarLoop]: Abstraction has 40 states and 43 transitions. [2018-04-11 09:59:24,306 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-04-11 09:59:24,306 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 43 transitions. [2018-04-11 09:59:24,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-04-11 09:59:24,306 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 09:59:24,307 INFO L355 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 09:59:24,307 INFO L408 AbstractCegarLoop]: === Iteration 4 === [mainErr5RequiresViolation, mainErr3RequiresViolation, mainErr1RequiresViolation, mainErr6EnsuresViolationMEMORY_LEAK, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr0RequiresViolation]=== [2018-04-11 09:59:24,307 INFO L82 PathProgramCache]: Analyzing trace with hash 425255808, now seen corresponding path program 1 times [2018-04-11 09:59:24,307 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-11 09:59:24,307 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-11 09:59:24,308 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 09:59:24,308 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 09:59:24,308 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 09:59:24,314 ERROR L243 seRefinementStrategy]: Caught known exception: Unsupported non-linear arithmetic [2018-04-11 09:59:24,314 INFO L266 seRefinementStrategy]: Advancing trace checker [2018-04-11 09:59:24,314 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 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2018-04-11 09:59:24,331 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 09:59:24,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 09:59:24,343 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-11 09:59:24,374 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 09:59:24,391 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-11 09:59:24,391 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-04-11 09:59:24,392 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-04-11 09:59:24,392 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-04-11 09:59:24,392 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2018-04-11 09:59:24,392 INFO L87 Difference]: Start difference. First operand 40 states and 43 transitions. Second operand 5 states. [2018-04-11 09:59:24,413 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 09:59:24,414 INFO L93 Difference]: Finished difference Result 71 states and 75 transitions. [2018-04-11 09:59:24,414 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-04-11 09:59:24,414 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 22 [2018-04-11 09:59:24,414 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 09:59:24,414 INFO L225 Difference]: With dead ends: 71 [2018-04-11 09:59:24,415 INFO L226 Difference]: Without dead ends: 71 [2018-04-11 09:59:24,415 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2018-04-11 09:59:24,415 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 71 states. [2018-04-11 09:59:24,417 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 71 to 54. [2018-04-11 09:59:24,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 54 states. [2018-04-11 09:59:24,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 54 states and 58 transitions. [2018-04-11 09:59:24,418 INFO L78 Accepts]: Start accepts. Automaton has 54 states and 58 transitions. Word has length 22 [2018-04-11 09:59:24,418 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 09:59:24,419 INFO L459 AbstractCegarLoop]: Abstraction has 54 states and 58 transitions. [2018-04-11 09:59:24,419 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-04-11 09:59:24,419 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 58 transitions. [2018-04-11 09:59:24,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-04-11 09:59:24,419 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 09:59:24,419 INFO L355 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 09:59:24,419 INFO L408 AbstractCegarLoop]: === Iteration 5 === [mainErr5RequiresViolation, mainErr3RequiresViolation, mainErr1RequiresViolation, mainErr6EnsuresViolationMEMORY_LEAK, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr0RequiresViolation]=== [2018-04-11 09:59:24,420 INFO L82 PathProgramCache]: Analyzing trace with hash -595812546, now seen corresponding path program 1 times [2018-04-11 09:59:24,420 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-11 09:59:24,420 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-11 09:59:24,421 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 09:59:24,421 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 09:59:24,421 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 09:59:24,425 ERROR L243 seRefinementStrategy]: Caught known exception: Unsupported non-linear arithmetic [2018-04-11 09:59:24,425 INFO L266 seRefinementStrategy]: Advancing trace checker [2018-04-11 09:59:24,425 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 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2018-04-11 09:59:24,435 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 09:59:24,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 09:59:24,451 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-11 09:59:24,465 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-04-11 09:59:24,465 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 09:59:24,470 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 [2018-04-11 09:59:24,470 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 09:59:24,474 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 09:59:24,474 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:18, output treesize:16 [2018-04-11 09:59:24,490 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 09:59:24,492 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 21 [2018-04-11 09:59:24,492 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 09:59:24,509 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 09:59:24,509 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 09:59:24,510 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 [2018-04-11 09:59:24,510 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 09:59:24,516 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. [2018-04-11 09:59:24,516 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:31, output treesize:24 [2018-04-11 09:59:24,585 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 09:59:24,607 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 09:59:24,607 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2018-04-11 09:59:24,607 INFO L442 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-04-11 09:59:24,607 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-04-11 09:59:24,608 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2018-04-11 09:59:24,608 INFO L87 Difference]: Start difference. First operand 54 states and 58 transitions. Second operand 8 states. [2018-04-11 09:59:26,848 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 09:59:26,848 INFO L93 Difference]: Finished difference Result 55 states and 59 transitions. [2018-04-11 09:59:26,848 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-04-11 09:59:26,848 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 22 [2018-04-11 09:59:26,849 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 09:59:26,849 INFO L225 Difference]: With dead ends: 55 [2018-04-11 09:59:26,849 INFO L226 Difference]: Without dead ends: 55 [2018-04-11 09:59:26,849 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=56, Invalid=100, Unknown=0, NotChecked=0, Total=156 [2018-04-11 09:59:26,849 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 55 states. [2018-04-11 09:59:26,852 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 55 to 52. [2018-04-11 09:59:26,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 52 states. [2018-04-11 09:59:26,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 52 states and 56 transitions. [2018-04-11 09:59:26,852 INFO L78 Accepts]: Start accepts. Automaton has 52 states and 56 transitions. Word has length 22 [2018-04-11 09:59:26,852 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 09:59:26,852 INFO L459 AbstractCegarLoop]: Abstraction has 52 states and 56 transitions. [2018-04-11 09:59:26,852 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-04-11 09:59:26,853 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 56 transitions. [2018-04-11 09:59:26,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-04-11 09:59:26,853 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 09:59:26,853 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] [2018-04-11 09:59:26,853 INFO L408 AbstractCegarLoop]: === Iteration 6 === [mainErr5RequiresViolation, mainErr3RequiresViolation, mainErr1RequiresViolation, mainErr6EnsuresViolationMEMORY_LEAK, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr0RequiresViolation]=== [2018-04-11 09:59:26,853 INFO L82 PathProgramCache]: Analyzing trace with hash -1359333778, now seen corresponding path program 1 times [2018-04-11 09:59:26,853 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-11 09:59:26,853 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-11 09:59:26,854 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 09:59:26,854 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 09:59:26,854 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 09:59:26,857 ERROR L243 seRefinementStrategy]: Caught known exception: Unsupported non-linear arithmetic [2018-04-11 09:59:26,858 INFO L266 seRefinementStrategy]: Advancing trace checker [2018-04-11 09:59:26,858 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 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2018-04-11 09:59:26,864 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 09:59:26,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 09:59:26,876 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-11 09:59:26,918 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 09:59:26,939 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-11 09:59:26,939 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-04-11 09:59:26,939 INFO L442 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-04-11 09:59:26,940 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-04-11 09:59:26,940 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=33, Unknown=0, NotChecked=0, Total=56 [2018-04-11 09:59:26,940 INFO L87 Difference]: Start difference. First operand 52 states and 56 transitions. Second operand 8 states. [2018-04-11 09:59:27,030 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 09:59:27,030 INFO L93 Difference]: Finished difference Result 68 states and 72 transitions. [2018-04-11 09:59:27,031 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-04-11 09:59:27,031 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 25 [2018-04-11 09:59:27,031 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 09:59:27,031 INFO L225 Difference]: With dead ends: 68 [2018-04-11 09:59:27,031 INFO L226 Difference]: Without dead ends: 68 [2018-04-11 09:59:27,031 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=53, Invalid=79, Unknown=0, NotChecked=0, Total=132 [2018-04-11 09:59:27,032 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 68 states. [2018-04-11 09:59:27,033 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 68 to 59. [2018-04-11 09:59:27,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 59 states. [2018-04-11 09:59:27,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 59 states and 66 transitions. [2018-04-11 09:59:27,034 INFO L78 Accepts]: Start accepts. Automaton has 59 states and 66 transitions. Word has length 25 [2018-04-11 09:59:27,034 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 09:59:27,034 INFO L459 AbstractCegarLoop]: Abstraction has 59 states and 66 transitions. [2018-04-11 09:59:27,034 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-04-11 09:59:27,034 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 66 transitions. [2018-04-11 09:59:27,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-04-11 09:59:27,034 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 09:59:27,034 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] [2018-04-11 09:59:27,034 INFO L408 AbstractCegarLoop]: === Iteration 7 === [mainErr5RequiresViolation, mainErr3RequiresViolation, mainErr1RequiresViolation, mainErr6EnsuresViolationMEMORY_LEAK, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr0RequiresViolation]=== [2018-04-11 09:59:27,035 INFO L82 PathProgramCache]: Analyzing trace with hash 1246689776, now seen corresponding path program 1 times [2018-04-11 09:59:27,035 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-11 09:59:27,035 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-11 09:59:27,035 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 09:59:27,035 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 09:59:27,035 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 09:59:27,039 ERROR L243 seRefinementStrategy]: Caught known exception: Unsupported non-linear arithmetic [2018-04-11 09:59:27,039 INFO L266 seRefinementStrategy]: Advancing trace checker [2018-04-11 09:59:27,039 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 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2018-04-11 09:59:27,046 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 09:59:27,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 09:59:27,057 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-11 09:59:27,150 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 09:59:27,167 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-11 09:59:27,167 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-04-11 09:59:27,168 INFO L442 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-04-11 09:59:27,168 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-04-11 09:59:27,168 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=43, Unknown=0, NotChecked=0, Total=72 [2018-04-11 09:59:27,168 INFO L87 Difference]: Start difference. First operand 59 states and 66 transitions. Second operand 9 states. [2018-04-11 09:59:27,256 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 09:59:27,256 INFO L93 Difference]: Finished difference Result 61 states and 68 transitions. [2018-04-11 09:59:27,259 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2018-04-11 09:59:27,259 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 25 [2018-04-11 09:59:27,259 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 09:59:27,260 INFO L225 Difference]: With dead ends: 61 [2018-04-11 09:59:27,260 INFO L226 Difference]: Without dead ends: 61 [2018-04-11 09:59:27,260 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=82, Invalid=128, Unknown=0, NotChecked=0, Total=210 [2018-04-11 09:59:27,260 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 61 states. [2018-04-11 09:59:27,263 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 61 to 51. [2018-04-11 09:59:27,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 51 states. [2018-04-11 09:59:27,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 51 states and 55 transitions. [2018-04-11 09:59:27,264 INFO L78 Accepts]: Start accepts. Automaton has 51 states and 55 transitions. Word has length 25 [2018-04-11 09:59:27,264 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 09:59:27,264 INFO L459 AbstractCegarLoop]: Abstraction has 51 states and 55 transitions. [2018-04-11 09:59:27,264 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-04-11 09:59:27,264 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 55 transitions. [2018-04-11 09:59:27,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-04-11 09:59:27,265 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 09:59:27,265 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] [2018-04-11 09:59:27,265 INFO L408 AbstractCegarLoop]: === Iteration 8 === [mainErr5RequiresViolation, mainErr3RequiresViolation, mainErr1RequiresViolation, mainErr6EnsuresViolationMEMORY_LEAK, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr0RequiresViolation]=== [2018-04-11 09:59:27,265 INFO L82 PathProgramCache]: Analyzing trace with hash 810325842, now seen corresponding path program 1 times [2018-04-11 09:59:27,266 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-11 09:59:27,266 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-11 09:59:27,266 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 09:59:27,266 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 09:59:27,266 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 09:59:27,271 ERROR L243 seRefinementStrategy]: Caught known exception: Unsupported non-linear arithmetic [2018-04-11 09:59:27,271 INFO L266 seRefinementStrategy]: Advancing trace checker [2018-04-11 09:59:27,272 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 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2018-04-11 09:59:27,278 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 09:59:27,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 09:59:27,291 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-11 09:59:27,311 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-04-11 09:59:27,312 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 09:59:27,313 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 09:59:27,313 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:6, output treesize:5 [2018-04-11 09:59:27,318 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-04-11 09:59:27,334 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-11 09:59:27,334 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-04-11 09:59:27,335 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-04-11 09:59:27,335 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-04-11 09:59:27,335 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-04-11 09:59:27,335 INFO L87 Difference]: Start difference. First operand 51 states and 55 transitions. Second operand 4 states. [2018-04-11 09:59:27,353 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 09:59:27,353 INFO L93 Difference]: Finished difference Result 50 states and 54 transitions. [2018-04-11 09:59:27,353 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-04-11 09:59:27,353 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 26 [2018-04-11 09:59:27,353 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 09:59:27,354 INFO L225 Difference]: With dead ends: 50 [2018-04-11 09:59:27,354 INFO L226 Difference]: Without dead ends: 50 [2018-04-11 09:59:27,354 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 23 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-04-11 09:59:27,354 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 50 states. [2018-04-11 09:59:27,355 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 50 to 50. [2018-04-11 09:59:27,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 50 states. [2018-04-11 09:59:27,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 50 states and 54 transitions. [2018-04-11 09:59:27,356 INFO L78 Accepts]: Start accepts. Automaton has 50 states and 54 transitions. Word has length 26 [2018-04-11 09:59:27,356 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 09:59:27,356 INFO L459 AbstractCegarLoop]: Abstraction has 50 states and 54 transitions. [2018-04-11 09:59:27,356 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-04-11 09:59:27,356 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 54 transitions. [2018-04-11 09:59:27,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-04-11 09:59:27,357 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 09:59:27,357 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] [2018-04-11 09:59:27,357 INFO L408 AbstractCegarLoop]: === Iteration 9 === [mainErr5RequiresViolation, mainErr3RequiresViolation, mainErr1RequiresViolation, mainErr6EnsuresViolationMEMORY_LEAK, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr0RequiresViolation]=== [2018-04-11 09:59:27,357 INFO L82 PathProgramCache]: Analyzing trace with hash 810325843, now seen corresponding path program 1 times [2018-04-11 09:59:27,357 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-11 09:59:27,357 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-11 09:59:27,357 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 09:59:27,357 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 09:59:27,357 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 09:59:27,362 ERROR L243 seRefinementStrategy]: Caught known exception: Unsupported non-linear arithmetic [2018-04-11 09:59:27,362 INFO L266 seRefinementStrategy]: Advancing trace checker [2018-04-11 09:59:27,362 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 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2018-04-11 09:59:27,369 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 09:59:27,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 09:59:27,384 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-11 09:59:27,399 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 [2018-04-11 09:59:27,399 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 09:59:27,402 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 09:59:27,402 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:14, output treesize:13 [2018-04-11 09:59:27,429 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-04-11 09:59:27,448 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-11 09:59:27,448 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-04-11 09:59:27,449 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-04-11 09:59:27,449 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-04-11 09:59:27,449 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2018-04-11 09:59:27,449 INFO L87 Difference]: Start difference. First operand 50 states and 54 transitions. Second operand 6 states. [2018-04-11 09:59:27,531 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 09:59:27,531 INFO L93 Difference]: Finished difference Result 49 states and 53 transitions. [2018-04-11 09:59:27,532 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-04-11 09:59:27,532 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 26 [2018-04-11 09:59:27,532 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 09:59:27,532 INFO L225 Difference]: With dead ends: 49 [2018-04-11 09:59:27,532 INFO L226 Difference]: Without dead ends: 49 [2018-04-11 09:59:27,532 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 21 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=28, Invalid=44, Unknown=0, NotChecked=0, Total=72 [2018-04-11 09:59:27,532 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 49 states. [2018-04-11 09:59:27,534 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 49 to 49. [2018-04-11 09:59:27,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 49 states. [2018-04-11 09:59:27,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 49 states and 53 transitions. [2018-04-11 09:59:27,534 INFO L78 Accepts]: Start accepts. Automaton has 49 states and 53 transitions. Word has length 26 [2018-04-11 09:59:27,534 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 09:59:27,535 INFO L459 AbstractCegarLoop]: Abstraction has 49 states and 53 transitions. [2018-04-11 09:59:27,535 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-04-11 09:59:27,535 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 53 transitions. [2018-04-11 09:59:27,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-04-11 09:59:27,535 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 09:59:27,535 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] [2018-04-11 09:59:27,535 INFO L408 AbstractCegarLoop]: === Iteration 10 === [mainErr5RequiresViolation, mainErr3RequiresViolation, mainErr1RequiresViolation, mainErr6EnsuresViolationMEMORY_LEAK, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr0RequiresViolation]=== [2018-04-11 09:59:27,535 INFO L82 PathProgramCache]: Analyzing trace with hash 704313552, now seen corresponding path program 1 times [2018-04-11 09:59:27,535 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-11 09:59:27,535 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-11 09:59:27,536 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 09:59:27,536 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 09:59:27,536 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 09:59:27,540 ERROR L243 seRefinementStrategy]: Caught known exception: Unsupported non-linear arithmetic [2018-04-11 09:59:27,540 INFO L266 seRefinementStrategy]: Advancing trace checker [2018-04-11 09:59:27,540 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 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2018-04-11 09:59:27,548 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 09:59:27,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 09:59:27,568 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-11 09:59:27,582 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-04-11 09:59:27,600 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-11 09:59:27,600 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-04-11 09:59:27,600 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-04-11 09:59:27,600 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-04-11 09:59:27,600 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2018-04-11 09:59:27,601 INFO L87 Difference]: Start difference. First operand 49 states and 53 transitions. Second operand 5 states. [2018-04-11 09:59:27,623 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 09:59:27,623 INFO L93 Difference]: Finished difference Result 69 states and 73 transitions. [2018-04-11 09:59:27,624 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-04-11 09:59:27,624 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 30 [2018-04-11 09:59:27,624 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 09:59:27,624 INFO L225 Difference]: With dead ends: 69 [2018-04-11 09:59:27,624 INFO L226 Difference]: Without dead ends: 69 [2018-04-11 09:59:27,624 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 26 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2018-04-11 09:59:27,624 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 69 states. [2018-04-11 09:59:27,626 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 69 to 52. [2018-04-11 09:59:27,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 52 states. [2018-04-11 09:59:27,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 52 states and 56 transitions. [2018-04-11 09:59:27,626 INFO L78 Accepts]: Start accepts. Automaton has 52 states and 56 transitions. Word has length 30 [2018-04-11 09:59:27,626 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 09:59:27,627 INFO L459 AbstractCegarLoop]: Abstraction has 52 states and 56 transitions. [2018-04-11 09:59:27,627 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-04-11 09:59:27,627 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 56 transitions. [2018-04-11 09:59:27,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-04-11 09:59:27,627 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 09:59:27,627 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] [2018-04-11 09:59:27,628 INFO L408 AbstractCegarLoop]: === Iteration 11 === [mainErr5RequiresViolation, mainErr3RequiresViolation, mainErr1RequiresViolation, mainErr6EnsuresViolationMEMORY_LEAK, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr0RequiresViolation]=== [2018-04-11 09:59:27,628 INFO L82 PathProgramCache]: Analyzing trace with hash 570300046, now seen corresponding path program 1 times [2018-04-11 09:59:27,628 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-11 09:59:27,628 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-11 09:59:27,629 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 09:59:27,629 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 09:59:27,629 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 09:59:27,633 ERROR L243 seRefinementStrategy]: Caught known exception: Unsupported non-linear arithmetic [2018-04-11 09:59:27,633 INFO L266 seRefinementStrategy]: Advancing trace checker [2018-04-11 09:59:27,633 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 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2018-04-11 09:59:27,643 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 09:59:27,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 09:59:27,654 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-11 09:59:27,696 WARN L1033 $PredicateComparison]: unable to prove that (exists ((|main_#t~malloc4.base| Int)) (let ((.cse0 (store |c_old(#valid)| |main_#t~malloc4.base| 1))) (and (= 0 (select .cse0 |c_main_#t~malloc5.base|)) (= (store (store .cse0 |c_main_#t~malloc5.base| 1) |main_#t~malloc4.base| 0) |c_#valid|) (= 0 (select |c_old(#valid)| |main_#t~malloc4.base|))))) is different from true [2018-04-11 09:59:27,702 WARN L1033 $PredicateComparison]: unable to prove that (exists ((|main_#t~malloc5.base| Int) (|main_#t~malloc4.base| Int)) (let ((.cse0 (store |c_old(#valid)| |main_#t~malloc4.base| 1))) (and (= 0 (select .cse0 |main_#t~malloc5.base|)) (= 0 (select |c_old(#valid)| |main_#t~malloc4.base|)) (= (store (store (store .cse0 |main_#t~malloc5.base| 1) |main_#t~malloc4.base| 0) |main_#t~malloc5.base| 0) |c_#valid|)))) is different from true [2018-04-11 09:59:27,707 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-04-11 09:59:27,728 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-11 09:59:27,728 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-04-11 09:59:27,729 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-04-11 09:59:27,729 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-04-11 09:59:27,729 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=15, Unknown=2, NotChecked=14, Total=42 [2018-04-11 09:59:27,729 INFO L87 Difference]: Start difference. First operand 52 states and 56 transitions. Second operand 7 states. [2018-04-11 09:59:27,749 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 09:59:27,749 INFO L93 Difference]: Finished difference Result 51 states and 55 transitions. [2018-04-11 09:59:27,749 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-04-11 09:59:27,749 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 30 [2018-04-11 09:59:27,749 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 09:59:27,749 INFO L225 Difference]: With dead ends: 51 [2018-04-11 09:59:27,749 INFO L226 Difference]: Without dead ends: 0 [2018-04-11 09:59:27,750 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 2 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=15, Unknown=2, NotChecked=14, Total=42 [2018-04-11 09:59:27,750 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-04-11 09:59:27,750 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-04-11 09:59:27,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-04-11 09:59:27,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-04-11 09:59:27,750 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 30 [2018-04-11 09:59:27,750 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 09:59:27,750 INFO L459 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-04-11 09:59:27,750 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-04-11 09:59:27,750 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-04-11 09:59:27,750 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-04-11 09:59:27,753 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 11.04 09:59:27 BoogieIcfgContainer [2018-04-11 09:59:27,753 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-04-11 09:59:27,753 INFO L168 Benchmark]: Toolchain (without parser) took 7080.85 ms. Allocated memory was 402.7 MB in the beginning and 609.7 MB in the end (delta: 207.1 MB). Free memory was 337.3 MB in the beginning and 440.4 MB in the end (delta: -103.1 MB). Peak memory consumption was 104.0 MB. Max. memory is 5.3 GB. [2018-04-11 09:59:27,754 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 402.7 MB. Free memory is still 361.7 MB. There was no memory consumed. Max. memory is 5.3 GB. [2018-04-11 09:59:27,754 INFO L168 Benchmark]: CACSL2BoogieTranslator took 233.19 ms. Allocated memory is still 402.7 MB. Free memory was 335.9 MB in the beginning and 313.5 MB in the end (delta: 22.5 MB). Peak memory consumption was 22.5 MB. Max. memory is 5.3 GB. [2018-04-11 09:59:27,755 INFO L168 Benchmark]: Boogie Preprocessor took 36.78 ms. Allocated memory is still 402.7 MB. Free memory was 313.5 MB in the beginning and 310.8 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 5.3 GB. [2018-04-11 09:59:27,755 INFO L168 Benchmark]: RCFGBuilder took 352.96 ms. Allocated memory was 402.7 MB in the beginning and 589.8 MB in the end (delta: 187.2 MB). Free memory was 310.8 MB in the beginning and 526.8 MB in the end (delta: -216.0 MB). Peak memory consumption was 22.9 MB. Max. memory is 5.3 GB. [2018-04-11 09:59:27,755 INFO L168 Benchmark]: TraceAbstraction took 6455.41 ms. Allocated memory was 589.8 MB in the beginning and 609.7 MB in the end (delta: 19.9 MB). Free memory was 526.8 MB in the beginning and 440.4 MB in the end (delta: 86.4 MB). Peak memory consumption was 106.4 MB. Max. memory is 5.3 GB. [2018-04-11 09:59:27,757 INFO L344 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 402.7 MB. Free memory is still 361.7 MB. There was no memory consumed. Max. memory is 5.3 GB. * CACSL2BoogieTranslator took 233.19 ms. Allocated memory is still 402.7 MB. Free memory was 335.9 MB in the beginning and 313.5 MB in the end (delta: 22.5 MB). Peak memory consumption was 22.5 MB. Max. memory is 5.3 GB. * Boogie Preprocessor took 36.78 ms. Allocated memory is still 402.7 MB. Free memory was 313.5 MB in the beginning and 310.8 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 5.3 GB. * RCFGBuilder took 352.96 ms. Allocated memory was 402.7 MB in the beginning and 589.8 MB in the end (delta: 187.2 MB). Free memory was 310.8 MB in the beginning and 526.8 MB in the end (delta: -216.0 MB). Peak memory consumption was 22.9 MB. Max. memory is 5.3 GB. * TraceAbstraction took 6455.41 ms. Allocated memory was 589.8 MB in the beginning and 609.7 MB in the end (delta: 19.9 MB). Free memory was 526.8 MB in the beginning and 440.4 MB in the end (delta: 86.4 MB). Peak memory consumption was 106.4 MB. Max. memory is 5.3 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 553]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 553]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 550]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 540]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - PositiveResult [Line: 553]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 553]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 550]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - AllSpecificationsHoldResult: All specifications hold 7 specifications checked. All of them hold - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 52 locations, 7 error locations. SAFE Result, 6.4s OverallTime, 11 OverallIterations, 2 TraceHistogramMax, 5.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 305 SDtfs, 625 SDslu, 492 SDs, 0 SdLazy, 503 SolverSat, 36 SolverUnsat, 1 SolverUnknown, 0 SolverNotchecked, 2.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 277 GetRequests, 201 SyntacticMatches, 1 SemanticMatches, 75 ConstructedPredicates, 2 IntricatePredicates, 0 DeprecatedPredicates, 28 ImplicationChecksByTransitivity, 2.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=59occurred in iteration=6, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 11 MinimizatonAttempts, 58 StatesRemovedByMinimization, 6 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.6s InterpolantComputationTime, 259 NumberOfCodeBlocks, 259 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 248 ConstructedInterpolants, 27 QuantifiedInterpolants, 50421 SizeOfPredicates, 33 NumberOfNonLiveVariables, 909 ConjunctsInSsa, 94 ConjunctsInUnsatCore, 11 InterpolantComputations, 10 PerfectInterpolantSequences, 17/18 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Written .csv to /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/mult_array-alloca_true-valid-memsafety_true-termination.i_svcomp-DerefFreeMemtrack-32bit-Automizer_Camel.epf_AutomizerC.xml/Csv-Benchmark-0-2018-04-11_09-59-27-765.csv Written .csv to /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/mult_array-alloca_true-valid-memsafety_true-termination.i_svcomp-DerefFreeMemtrack-32bit-Automizer_Camel.epf_AutomizerC.xml/Csv-TraceAbstractionBenchmarks-0-2018-04-11_09-59-27-765.csv Received shutdown request...