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 0.1.23-408c70d-m [2018-04-12 10:19:37,867 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-04-12 10:19:37,869 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-04-12 10:19:37,879 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-04-12 10:19:37,880 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-04-12 10:19:37,881 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-04-12 10:19:37,882 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-04-12 10:19:37,883 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-04-12 10:19:37,885 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-04-12 10:19:37,886 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-04-12 10:19:37,887 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-04-12 10:19:37,887 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-04-12 10:19:37,888 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-04-12 10:19:37,889 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-04-12 10:19:37,889 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-04-12 10:19:37,891 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-04-12 10:19:37,892 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-04-12 10:19:37,894 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-04-12 10:19:37,895 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-04-12 10:19:37,896 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-04-12 10:19:37,898 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2018-04-12 10:19:37,903 INFO L98 SettingsManager]: Beginning loading settings from /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/cade18-smtinterpol/svcomp-DerefFreeMemtrack-32bit-Automizer_Camel.epf [2018-04-12 10:19:37,912 INFO L110 SettingsManager]: Loading preferences was successful [2018-04-12 10:19:37,913 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-04-12 10:19:37,914 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-04-12 10:19:37,914 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-04-12 10:19:37,914 INFO L133 SettingsManager]: * Use SBE=true [2018-04-12 10:19:37,914 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-04-12 10:19:37,914 INFO L133 SettingsManager]: * sizeof long=4 [2018-04-12 10:19:37,915 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-04-12 10:19:37,915 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-04-12 10:19:37,915 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-04-12 10:19:37,915 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-04-12 10:19:37,915 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2018-04-12 10:19:37,915 INFO L133 SettingsManager]: * Bitprecise bitfields=true [2018-04-12 10:19:37,915 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-04-12 10:19:37,916 INFO L133 SettingsManager]: * sizeof long double=12 [2018-04-12 10:19:37,916 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-04-12 10:19:37,916 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-04-12 10:19:37,916 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-04-12 10:19:37,916 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-04-12 10:19:37,916 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-04-12 10:19:37,917 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-04-12 10:19:37,917 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-04-12 10:19:37,917 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-04-12 10:19:37,917 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Bitprecise bitfields -> false [2018-04-12 10:19:37,949 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-04-12 10:19:37,957 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Parser(s) successfully (re)initialized [2018-04-12 10:19:37,960 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-04-12 10:19:37,961 INFO L271 PluginConnector]: Initializing CDTParser... [2018-04-12 10:19:37,962 INFO L276 PluginConnector]: CDTParser initialized [2018-04-12 10:19:37,962 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 [2018-04-12 10:19:38,271 INFO L225 CDTParser]: Created temporary CDT project at /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/data/FLAG9ff713404 [2018-04-12 10:19:38,403 INFO L287 CDTParser]: IsIndexed: true [2018-04-12 10:19:38,404 INFO L288 CDTParser]: Found 1 translation units. [2018-04-12 10:19:38,404 INFO L168 CDTParser]: Scanning mult_array-alloca_true-valid-memsafety_true-termination.i [2018-04-12 10:19:38,412 INFO L210 ultiparseSymbolTable]: Include resolver: [2018-04-12 10:19:38,412 INFO L215 ultiparseSymbolTable]: [2018-04-12 10:19:38,413 INFO L218 ultiparseSymbolTable]: Function table: [2018-04-12 10:19:38,413 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 [2018-04-12 10:19:38,413 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 [2018-04-12 10:19:38,413 INFO L221 ultiparseSymbolTable]: Function definition of null ('main') in mult_array-alloca_true-valid-memsafety_true-termination.i [2018-04-12 10:19:38,413 INFO L227 ultiparseSymbolTable]: Global variable table: [2018-04-12 10:19:38,413 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 [2018-04-12 10:19:38,413 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 [2018-04-12 10:19:38,414 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 [2018-04-12 10:19:38,414 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 [2018-04-12 10:19:38,414 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 [2018-04-12 10:19:38,414 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 [2018-04-12 10:19:38,414 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 [2018-04-12 10:19:38,414 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 [2018-04-12 10:19:38,414 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 [2018-04-12 10:19:38,414 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 [2018-04-12 10:19:38,414 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 [2018-04-12 10:19:38,414 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 [2018-04-12 10:19:38,415 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 [2018-04-12 10:19:38,415 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 [2018-04-12 10:19:38,415 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 [2018-04-12 10:19:38,415 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 [2018-04-12 10:19:38,415 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 [2018-04-12 10:19:38,415 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 [2018-04-12 10:19:38,415 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 [2018-04-12 10:19:38,415 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 [2018-04-12 10:19:38,415 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 [2018-04-12 10:19:38,416 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 [2018-04-12 10:19:38,416 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 [2018-04-12 10:19:38,416 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 [2018-04-12 10:19:38,416 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 [2018-04-12 10:19:38,416 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 [2018-04-12 10:19:38,416 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 [2018-04-12 10:19:38,416 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 [2018-04-12 10:19:38,416 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 [2018-04-12 10:19:38,416 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 [2018-04-12 10:19:38,417 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 [2018-04-12 10:19:38,417 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 [2018-04-12 10:19:38,417 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 [2018-04-12 10:19:38,417 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 [2018-04-12 10:19:38,417 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 [2018-04-12 10:19:38,417 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 [2018-04-12 10:19:38,417 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 [2018-04-12 10:19:38,417 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 [2018-04-12 10:19:38,417 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 [2018-04-12 10:19:38,417 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 [2018-04-12 10:19:38,418 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 [2018-04-12 10:19:38,418 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 [2018-04-12 10:19:38,418 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 [2018-04-12 10:19:38,418 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 [2018-04-12 10:19:38,418 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 [2018-04-12 10:19:38,418 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 [2018-04-12 10:19:38,418 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 [2018-04-12 10:19:38,418 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 [2018-04-12 10:19:38,418 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 [2018-04-12 10:19:38,418 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 [2018-04-12 10:19:38,418 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 [2018-04-12 10:19:38,419 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 [2018-04-12 10:19:38,419 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 [2018-04-12 10:19:38,419 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 [2018-04-12 10:19:38,419 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 [2018-04-12 10:19:38,419 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 [2018-04-12 10:19:38,419 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 [2018-04-12 10:19:38,419 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 [2018-04-12 10:19:38,419 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 [2018-04-12 10:19:38,419 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 [2018-04-12 10:19:38,419 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 [2018-04-12 10:19:38,419 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 [2018-04-12 10:19:38,420 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 [2018-04-12 10:19:38,420 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 [2018-04-12 10:19:38,420 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 [2018-04-12 10:19:38,420 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 [2018-04-12 10:19:38,420 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 [2018-04-12 10:19:38,420 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 [2018-04-12 10:19:38,420 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 [2018-04-12 10:19:38,420 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 [2018-04-12 10:19:38,420 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 [2018-04-12 10:19:38,420 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 [2018-04-12 10:19:38,420 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 [2018-04-12 10:19:38,421 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 [2018-04-12 10:19:38,421 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 [2018-04-12 10:19:38,421 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 [2018-04-12 10:19:38,421 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 [2018-04-12 10:19:38,421 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 [2018-04-12 10:19:38,421 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 [2018-04-12 10:19:38,421 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 [2018-04-12 10:19:38,421 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 [2018-04-12 10:19:38,421 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 [2018-04-12 10:19:38,421 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 [2018-04-12 10:19:38,421 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 [2018-04-12 10:19:38,422 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 [2018-04-12 10:19:38,422 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 [2018-04-12 10:19:38,422 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 [2018-04-12 10:19:38,422 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 [2018-04-12 10:19:38,422 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 [2018-04-12 10:19:38,422 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 [2018-04-12 10:19:38,422 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 [2018-04-12 10:19:38,422 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 [2018-04-12 10:19:38,422 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 [2018-04-12 10:19:38,422 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 [2018-04-12 10:19:38,422 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 [2018-04-12 10:19:38,422 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 [2018-04-12 10:19:38,422 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 [2018-04-12 10:19:38,423 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 [2018-04-12 10:19:38,423 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 [2018-04-12 10:19:38,423 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 [2018-04-12 10:19:38,423 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 [2018-04-12 10:19:38,423 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 [2018-04-12 10:19:38,423 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 [2018-04-12 10:19:38,423 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 [2018-04-12 10:19:38,423 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 [2018-04-12 10:19:38,423 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 [2018-04-12 10:19:38,423 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 [2018-04-12 10:19:38,423 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 [2018-04-12 10:19:38,423 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 [2018-04-12 10:19:38,423 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 [2018-04-12 10:19:38,423 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 [2018-04-12 10:19:38,423 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 [2018-04-12 10:19:38,423 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 [2018-04-12 10:19:38,423 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 [2018-04-12 10:19:38,424 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 [2018-04-12 10:19:38,424 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 [2018-04-12 10:19:38,424 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 [2018-04-12 10:19:38,424 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 [2018-04-12 10:19:38,424 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 [2018-04-12 10:19:38,424 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 [2018-04-12 10:19:38,438 INFO L330 CDTParser]: Deleted temporary CDT project at /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/data/FLAG9ff713404 [2018-04-12 10:19:38,442 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-04-12 10:19:38,443 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-04-12 10:19:38,443 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-04-12 10:19:38,443 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-04-12 10:19:38,447 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-04-12 10:19:38,447 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.04 10:19:38" (1/1) ... [2018-04-12 10:19:38,449 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@61da3f10 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.04 10:19:38, skipping insertion in model container [2018-04-12 10:19:38,449 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.04 10:19:38" (1/1) ... [2018-04-12 10:19:38,460 INFO L167 Dispatcher]: Using SV-COMP mode [2018-04-12 10:19:38,481 INFO L167 Dispatcher]: Using SV-COMP mode [2018-04-12 10:19:38,598 INFO L175 PostProcessor]: Settings: Checked method=main [2018-04-12 10:19:38,633 INFO L175 PostProcessor]: Settings: Checked method=main [2018-04-12 10:19:38,639 INFO L100 SccComputation]: Graph consists of 0 InCaSumBalls and 111 non ball SCCs. Number of states in SCCs 111. [2018-04-12 10:19:38,664 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.04 10:19:38 WrapperNode [2018-04-12 10:19:38,664 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-04-12 10:19:38,665 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-04-12 10:19:38,665 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-04-12 10:19:38,665 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-04-12 10:19:38,674 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.04 10:19:38" (1/1) ... [2018-04-12 10:19:38,674 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.04 10:19:38" (1/1) ... [2018-04-12 10:19:38,685 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.04 10:19:38" (1/1) ... [2018-04-12 10:19:38,685 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.04 10:19:38" (1/1) ... [2018-04-12 10:19:38,692 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.04 10:19:38" (1/1) ... [2018-04-12 10:19:38,697 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.04 10:19:38" (1/1) ... [2018-04-12 10:19:38,698 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.04 10:19:38" (1/1) ... [2018-04-12 10:19:38,702 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-04-12 10:19:38,702 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-04-12 10:19:38,702 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-04-12 10:19:38,703 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-04-12 10:19:38,703 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.04 10:19:38" (1/1) ... No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-04-12 10:19:38,791 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-04-12 10:19:38,791 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-04-12 10:19:38,791 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fmult_array_alloca_true_valid_memsafety_true_termination_i____bswap_32 [2018-04-12 10:19:38,792 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fmult_array_alloca_true_valid_memsafety_true_termination_i____bswap_64 [2018-04-12 10:19:38,792 INFO L136 BoogieDeclarations]: Found implementation of procedure main [2018-04-12 10:19:38,792 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fmult_array_alloca_true_valid_memsafety_true_termination_i____bswap_32 [2018-04-12 10:19:38,792 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fmult_array_alloca_true_valid_memsafety_true_termination_i____bswap_64 [2018-04-12 10:19:38,792 INFO L128 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2018-04-12 10:19:38,792 INFO L128 BoogieDeclarations]: Found specification of procedure atof [2018-04-12 10:19:38,792 INFO L128 BoogieDeclarations]: Found specification of procedure atoi [2018-04-12 10:19:38,792 INFO L128 BoogieDeclarations]: Found specification of procedure atol [2018-04-12 10:19:38,792 INFO L128 BoogieDeclarations]: Found specification of procedure atoll [2018-04-12 10:19:38,792 INFO L128 BoogieDeclarations]: Found specification of procedure strtod [2018-04-12 10:19:38,792 INFO L128 BoogieDeclarations]: Found specification of procedure strtof [2018-04-12 10:19:38,793 INFO L128 BoogieDeclarations]: Found specification of procedure strtold [2018-04-12 10:19:38,793 INFO L128 BoogieDeclarations]: Found specification of procedure strtol [2018-04-12 10:19:38,793 INFO L128 BoogieDeclarations]: Found specification of procedure strtoul [2018-04-12 10:19:38,793 INFO L128 BoogieDeclarations]: Found specification of procedure strtoq [2018-04-12 10:19:38,793 INFO L128 BoogieDeclarations]: Found specification of procedure strtouq [2018-04-12 10:19:38,793 INFO L128 BoogieDeclarations]: Found specification of procedure strtoll [2018-04-12 10:19:38,793 INFO L128 BoogieDeclarations]: Found specification of procedure strtoull [2018-04-12 10:19:38,793 INFO L128 BoogieDeclarations]: Found specification of procedure l64a [2018-04-12 10:19:38,793 INFO L128 BoogieDeclarations]: Found specification of procedure a64l [2018-04-12 10:19:38,793 INFO L128 BoogieDeclarations]: Found specification of procedure select [2018-04-12 10:19:38,794 INFO L128 BoogieDeclarations]: Found specification of procedure pselect [2018-04-12 10:19:38,794 INFO L128 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2018-04-12 10:19:38,794 INFO L128 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2018-04-12 10:19:38,794 INFO L128 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2018-04-12 10:19:38,794 INFO L128 BoogieDeclarations]: Found specification of procedure random [2018-04-12 10:19:38,794 INFO L128 BoogieDeclarations]: Found specification of procedure srandom [2018-04-12 10:19:38,794 INFO L128 BoogieDeclarations]: Found specification of procedure initstate [2018-04-12 10:19:38,794 INFO L128 BoogieDeclarations]: Found specification of procedure setstate [2018-04-12 10:19:38,794 INFO L128 BoogieDeclarations]: Found specification of procedure random_r [2018-04-12 10:19:38,795 INFO L128 BoogieDeclarations]: Found specification of procedure srandom_r [2018-04-12 10:19:38,795 INFO L128 BoogieDeclarations]: Found specification of procedure initstate_r [2018-04-12 10:19:38,795 INFO L128 BoogieDeclarations]: Found specification of procedure setstate_r [2018-04-12 10:19:38,795 INFO L128 BoogieDeclarations]: Found specification of procedure rand [2018-04-12 10:19:38,795 INFO L128 BoogieDeclarations]: Found specification of procedure srand [2018-04-12 10:19:38,795 INFO L128 BoogieDeclarations]: Found specification of procedure rand_r [2018-04-12 10:19:38,795 INFO L128 BoogieDeclarations]: Found specification of procedure drand48 [2018-04-12 10:19:38,795 INFO L128 BoogieDeclarations]: Found specification of procedure erand48 [2018-04-12 10:19:38,795 INFO L128 BoogieDeclarations]: Found specification of procedure lrand48 [2018-04-12 10:19:38,795 INFO L128 BoogieDeclarations]: Found specification of procedure nrand48 [2018-04-12 10:19:38,795 INFO L128 BoogieDeclarations]: Found specification of procedure mrand48 [2018-04-12 10:19:38,796 INFO L128 BoogieDeclarations]: Found specification of procedure jrand48 [2018-04-12 10:19:38,796 INFO L128 BoogieDeclarations]: Found specification of procedure srand48 [2018-04-12 10:19:38,796 INFO L128 BoogieDeclarations]: Found specification of procedure seed48 [2018-04-12 10:19:38,796 INFO L128 BoogieDeclarations]: Found specification of procedure lcong48 [2018-04-12 10:19:38,796 INFO L128 BoogieDeclarations]: Found specification of procedure drand48_r [2018-04-12 10:19:38,796 INFO L128 BoogieDeclarations]: Found specification of procedure erand48_r [2018-04-12 10:19:38,796 INFO L128 BoogieDeclarations]: Found specification of procedure lrand48_r [2018-04-12 10:19:38,796 INFO L128 BoogieDeclarations]: Found specification of procedure nrand48_r [2018-04-12 10:19:38,796 INFO L128 BoogieDeclarations]: Found specification of procedure mrand48_r [2018-04-12 10:19:38,797 INFO L128 BoogieDeclarations]: Found specification of procedure jrand48_r [2018-04-12 10:19:38,797 INFO L128 BoogieDeclarations]: Found specification of procedure srand48_r [2018-04-12 10:19:38,797 INFO L128 BoogieDeclarations]: Found specification of procedure seed48_r [2018-04-12 10:19:38,797 INFO L128 BoogieDeclarations]: Found specification of procedure lcong48_r [2018-04-12 10:19:38,797 INFO L128 BoogieDeclarations]: Found specification of procedure malloc [2018-04-12 10:19:38,797 INFO L128 BoogieDeclarations]: Found specification of procedure calloc [2018-04-12 10:19:38,797 INFO L128 BoogieDeclarations]: Found specification of procedure realloc [2018-04-12 10:19:38,797 INFO L128 BoogieDeclarations]: Found specification of procedure free [2018-04-12 10:19:38,797 INFO L128 BoogieDeclarations]: Found specification of procedure cfree [2018-04-12 10:19:38,797 INFO L128 BoogieDeclarations]: Found specification of procedure alloca [2018-04-12 10:19:38,797 INFO L128 BoogieDeclarations]: Found specification of procedure valloc [2018-04-12 10:19:38,797 INFO L128 BoogieDeclarations]: Found specification of procedure posix_memalign [2018-04-12 10:19:38,798 INFO L128 BoogieDeclarations]: Found specification of procedure abort [2018-04-12 10:19:38,798 INFO L128 BoogieDeclarations]: Found specification of procedure atexit [2018-04-12 10:19:38,798 INFO L128 BoogieDeclarations]: Found specification of procedure on_exit [2018-04-12 10:19:38,798 INFO L128 BoogieDeclarations]: Found specification of procedure exit [2018-04-12 10:19:38,798 INFO L128 BoogieDeclarations]: Found specification of procedure _Exit [2018-04-12 10:19:38,798 INFO L128 BoogieDeclarations]: Found specification of procedure getenv [2018-04-12 10:19:38,798 INFO L128 BoogieDeclarations]: Found specification of procedure putenv [2018-04-12 10:19:38,798 INFO L128 BoogieDeclarations]: Found specification of procedure setenv [2018-04-12 10:19:38,798 INFO L128 BoogieDeclarations]: Found specification of procedure unsetenv [2018-04-12 10:19:38,798 INFO L128 BoogieDeclarations]: Found specification of procedure clearenv [2018-04-12 10:19:38,798 INFO L128 BoogieDeclarations]: Found specification of procedure mktemp [2018-04-12 10:19:38,798 INFO L128 BoogieDeclarations]: Found specification of procedure mkstemp [2018-04-12 10:19:38,798 INFO L128 BoogieDeclarations]: Found specification of procedure mkstemps [2018-04-12 10:19:38,798 INFO L128 BoogieDeclarations]: Found specification of procedure mkdtemp [2018-04-12 10:19:38,799 INFO L128 BoogieDeclarations]: Found specification of procedure system [2018-04-12 10:19:38,799 INFO L128 BoogieDeclarations]: Found specification of procedure realpath [2018-04-12 10:19:38,799 INFO L128 BoogieDeclarations]: Found specification of procedure bsearch [2018-04-12 10:19:38,799 INFO L128 BoogieDeclarations]: Found specification of procedure qsort [2018-04-12 10:19:38,799 INFO L128 BoogieDeclarations]: Found specification of procedure abs [2018-04-12 10:19:38,799 INFO L128 BoogieDeclarations]: Found specification of procedure labs [2018-04-12 10:19:38,799 INFO L128 BoogieDeclarations]: Found specification of procedure llabs [2018-04-12 10:19:38,799 INFO L128 BoogieDeclarations]: Found specification of procedure div [2018-04-12 10:19:38,799 INFO L128 BoogieDeclarations]: Found specification of procedure ldiv [2018-04-12 10:19:38,799 INFO L128 BoogieDeclarations]: Found specification of procedure lldiv [2018-04-12 10:19:38,799 INFO L128 BoogieDeclarations]: Found specification of procedure ecvt [2018-04-12 10:19:38,799 INFO L128 BoogieDeclarations]: Found specification of procedure fcvt [2018-04-12 10:19:38,799 INFO L128 BoogieDeclarations]: Found specification of procedure gcvt [2018-04-12 10:19:38,799 INFO L128 BoogieDeclarations]: Found specification of procedure qecvt [2018-04-12 10:19:38,799 INFO L128 BoogieDeclarations]: Found specification of procedure qfcvt [2018-04-12 10:19:38,799 INFO L128 BoogieDeclarations]: Found specification of procedure qgcvt [2018-04-12 10:19:38,799 INFO L128 BoogieDeclarations]: Found specification of procedure ecvt_r [2018-04-12 10:19:38,800 INFO L128 BoogieDeclarations]: Found specification of procedure fcvt_r [2018-04-12 10:19:38,800 INFO L128 BoogieDeclarations]: Found specification of procedure qecvt_r [2018-04-12 10:19:38,800 INFO L128 BoogieDeclarations]: Found specification of procedure qfcvt_r [2018-04-12 10:19:38,800 INFO L128 BoogieDeclarations]: Found specification of procedure mblen [2018-04-12 10:19:38,800 INFO L128 BoogieDeclarations]: Found specification of procedure mbtowc [2018-04-12 10:19:38,800 INFO L128 BoogieDeclarations]: Found specification of procedure wctomb [2018-04-12 10:19:38,800 INFO L128 BoogieDeclarations]: Found specification of procedure mbstowcs [2018-04-12 10:19:38,800 INFO L128 BoogieDeclarations]: Found specification of procedure wcstombs [2018-04-12 10:19:38,800 INFO L128 BoogieDeclarations]: Found specification of procedure rpmatch [2018-04-12 10:19:38,800 INFO L128 BoogieDeclarations]: Found specification of procedure getsubopt [2018-04-12 10:19:38,800 INFO L128 BoogieDeclarations]: Found specification of procedure getloadavg [2018-04-12 10:19:38,801 INFO L128 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-04-12 10:19:38,801 INFO L128 BoogieDeclarations]: Found specification of procedure main [2018-04-12 10:19:38,801 INFO L128 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-04-12 10:19:38,801 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-04-12 10:19:38,801 INFO L128 BoogieDeclarations]: Found specification of procedure write~int [2018-04-12 10:19:38,801 INFO L128 BoogieDeclarations]: Found specification of procedure read~int [2018-04-12 10:19:38,801 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-04-12 10:19:38,801 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-04-12 10:19:38,801 INFO L128 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2018-04-12 10:19:39,076 INFO L259 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-04-12 10:19:39,076 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.04 10:19:39 BoogieIcfgContainer [2018-04-12 10:19:39,076 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-04-12 10:19:39,077 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-04-12 10:19:39,077 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-04-12 10:19:39,078 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-04-12 10:19:39,079 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.04 10:19:38" (1/3) ... [2018-04-12 10:19:39,079 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6c76ab5b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.04 10:19:39, skipping insertion in model container [2018-04-12 10:19:39,079 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.04 10:19:38" (2/3) ... [2018-04-12 10:19:39,079 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6c76ab5b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.04 10:19:39, skipping insertion in model container [2018-04-12 10:19:39,079 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.04 10:19:39" (3/3) ... [2018-04-12 10:19:39,081 INFO L107 eAbstractionObserver]: Analyzing ICFG mult_array-alloca_true-valid-memsafety_true-termination.i [2018-04-12 10:19:39,088 INFO L131 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-04-12 10:19:39,092 INFO L143 ceAbstractionStarter]: Appying trace abstraction to program that has 7 error locations. [2018-04-12 10:19:39,115 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2018-04-12 10:19:39,116 INFO L369 AbstractCegarLoop]: Interprodecural is true [2018-04-12 10:19:39,116 INFO L370 AbstractCegarLoop]: Hoare is false [2018-04-12 10:19:39,116 INFO L371 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-04-12 10:19:39,116 INFO L372 AbstractCegarLoop]: Backedges is TWOTRACK [2018-04-12 10:19:39,116 INFO L373 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-04-12 10:19:39,116 INFO L374 AbstractCegarLoop]: Difference is false [2018-04-12 10:19:39,116 INFO L375 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-04-12 10:19:39,116 INFO L380 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-04-12 10:19:39,117 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-04-12 10:19:39,125 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states. [2018-04-12 10:19:39,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-04-12 10:19:39,131 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 10:19:39,132 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-12 10:19:39,132 INFO L408 AbstractCegarLoop]: === Iteration 1 === [mainErr5RequiresViolation, mainErr3RequiresViolation, mainErr1RequiresViolation, mainErr6EnsuresViolationMEMORY_LEAK, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr0RequiresViolation]=== [2018-04-12 10:19:39,135 INFO L82 PathProgramCache]: Analyzing trace with hash 1011865059, now seen corresponding path program 1 times [2018-04-12 10:19:39,135 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 10:19:39,136 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 10:19:39,164 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 10:19:39,164 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 10:19:39,164 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 10:19:39,189 ERROR L243 seRefinementStrategy]: Caught known exception: Unsupported non-linear arithmetic [2018-04-12 10:19:39,189 INFO L266 seRefinementStrategy]: Advancing trace checker [2018-04-12 10:19:39,190 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 [2018-04-12 10:19:39,195 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 10:19:39,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 10:19:39,219 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-12 10:19:39,250 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-04-12 10:19:39,252 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 10:19:39,267 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 10:19:39,267 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:6, output treesize:5 [2018-04-12 10:19:39,285 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2018-04-12 10:19:39,286 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 10:19:39,289 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 10:19:39,289 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:12, output treesize:11 [2018-04-12 10:19:39,299 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 10:19:39,328 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-12 10:19:39,328 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-04-12 10:19:39,329 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-04-12 10:19:39,336 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-04-12 10:19:39,336 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-04-12 10:19:39,338 INFO L87 Difference]: Start difference. First operand 46 states. Second operand 4 states. [2018-04-12 10:19:39,412 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 10:19:39,412 INFO L93 Difference]: Finished difference Result 44 states and 48 transitions. [2018-04-12 10:19:39,413 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-04-12 10:19:39,414 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 17 [2018-04-12 10:19:39,414 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 10:19:39,422 INFO L225 Difference]: With dead ends: 44 [2018-04-12 10:19:39,423 INFO L226 Difference]: Without dead ends: 41 [2018-04-12 10:19:39,424 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 [2018-04-12 10:19:39,438 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 41 states. [2018-04-12 10:19:39,447 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 41 to 41. [2018-04-12 10:19:39,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 41 states. [2018-04-12 10:19:39,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 41 states and 45 transitions. [2018-04-12 10:19:39,450 INFO L78 Accepts]: Start accepts. Automaton has 41 states and 45 transitions. Word has length 17 [2018-04-12 10:19:39,450 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 10:19:39,450 INFO L459 AbstractCegarLoop]: Abstraction has 41 states and 45 transitions. [2018-04-12 10:19:39,450 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-04-12 10:19:39,450 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 45 transitions. [2018-04-12 10:19:39,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-04-12 10:19:39,451 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 10:19:39,451 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-12 10:19:39,451 INFO L408 AbstractCegarLoop]: === Iteration 2 === [mainErr5RequiresViolation, mainErr3RequiresViolation, mainErr1RequiresViolation, mainErr6EnsuresViolationMEMORY_LEAK, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr0RequiresViolation]=== [2018-04-12 10:19:39,451 INFO L82 PathProgramCache]: Analyzing trace with hash 1011865060, now seen corresponding path program 1 times [2018-04-12 10:19:39,451 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 10:19:39,451 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 10:19:39,452 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 10:19:39,452 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 10:19:39,452 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 10:19:39,458 ERROR L243 seRefinementStrategy]: Caught known exception: Unsupported non-linear arithmetic [2018-04-12 10:19:39,458 INFO L266 seRefinementStrategy]: Advancing trace checker [2018-04-12 10:19:39,458 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 [2018-04-12 10:19:39,464 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 10:19:39,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 10:19:39,477 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-12 10:19:39,482 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-04-12 10:19:39,482 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 10:19:39,488 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-12 10:19:39,488 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 10:19:39,494 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 10:19:39,494 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:21, output treesize:19 [2018-04-12 10:19:39,517 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 10:19:39,518 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 10:19:39,519 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 4 [2018-04-12 10:19:39,519 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 10:19:39,528 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 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 [2018-04-12 10:19:39,529 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 10:19:39,537 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 2 dim-1 vars, End of recursive call: 3 dim-0 vars, and 1 xjuncts. [2018-04-12 10:19:39,538 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 5 variables, input treesize:34, output treesize:27 [2018-04-12 10:19:39,583 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 10:19:39,612 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-12 10:19:39,613 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-04-12 10:19:39,614 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-04-12 10:19:39,614 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-04-12 10:19:39,614 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2018-04-12 10:19:39,615 INFO L87 Difference]: Start difference. First operand 41 states and 45 transitions. Second operand 7 states. [2018-04-12 10:20:06,010 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 10:20:06,010 INFO L93 Difference]: Finished difference Result 48 states and 51 transitions. [2018-04-12 10:20:06,011 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-04-12 10:20:06,011 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 17 [2018-04-12 10:20:06,011 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 10:20:06,011 INFO L225 Difference]: With dead ends: 48 [2018-04-12 10:20:06,011 INFO L226 Difference]: Without dead ends: 48 [2018-04-12 10:20:06,012 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 2.1s TimeCoverageRelationStatistics Valid=41, Invalid=68, Unknown=1, NotChecked=0, Total=110 [2018-04-12 10:20:06,012 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 48 states. [2018-04-12 10:20:06,014 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 48 to 44. [2018-04-12 10:20:06,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 44 states. [2018-04-12 10:20:06,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 44 states and 48 transitions. [2018-04-12 10:20:06,015 INFO L78 Accepts]: Start accepts. Automaton has 44 states and 48 transitions. Word has length 17 [2018-04-12 10:20:06,015 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 10:20:06,015 INFO L459 AbstractCegarLoop]: Abstraction has 44 states and 48 transitions. [2018-04-12 10:20:06,015 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-04-12 10:20:06,015 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 48 transitions. [2018-04-12 10:20:06,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-04-12 10:20:06,015 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 10:20:06,015 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-12 10:20:06,016 INFO L408 AbstractCegarLoop]: === Iteration 3 === [mainErr5RequiresViolation, mainErr3RequiresViolation, mainErr1RequiresViolation, mainErr6EnsuresViolationMEMORY_LEAK, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr0RequiresViolation]=== [2018-04-12 10:20:06,016 INFO L82 PathProgramCache]: Analyzing trace with hash 1588809839, now seen corresponding path program 1 times [2018-04-12 10:20:06,016 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 10:20:06,016 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 10:20:06,017 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 10:20:06,017 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 10:20:06,017 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 10:20:06,021 ERROR L243 seRefinementStrategy]: Caught known exception: Unsupported non-linear arithmetic [2018-04-12 10:20:06,021 INFO L266 seRefinementStrategy]: Advancing trace checker [2018-04-12 10:20:06,021 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 [2018-04-12 10:20:06,026 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 10:20:06,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 10:20:06,040 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-12 10:20:06,076 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 10:20:06,097 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-12 10:20:06,097 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-04-12 10:20:06,097 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-04-12 10:20:06,097 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-04-12 10:20:06,097 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2018-04-12 10:20:06,098 INFO L87 Difference]: Start difference. First operand 44 states and 48 transitions. Second operand 6 states. [2018-04-12 10:20:06,135 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 10:20:06,136 INFO L93 Difference]: Finished difference Result 40 states and 43 transitions. [2018-04-12 10:20:06,136 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-04-12 10:20:06,136 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 19 [2018-04-12 10:20:06,136 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 10:20:06,136 INFO L225 Difference]: With dead ends: 40 [2018-04-12 10:20:06,136 INFO L226 Difference]: Without dead ends: 40 [2018-04-12 10:20:06,137 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 [2018-04-12 10:20:06,137 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 40 states. [2018-04-12 10:20:06,139 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 40 to 40. [2018-04-12 10:20:06,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 40 states. [2018-04-12 10:20:06,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 40 states and 43 transitions. [2018-04-12 10:20:06,140 INFO L78 Accepts]: Start accepts. Automaton has 40 states and 43 transitions. Word has length 19 [2018-04-12 10:20:06,140 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 10:20:06,140 INFO L459 AbstractCegarLoop]: Abstraction has 40 states and 43 transitions. [2018-04-12 10:20:06,140 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-04-12 10:20:06,140 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 43 transitions. [2018-04-12 10:20:06,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-04-12 10:20:06,141 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 10:20:06,141 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] [2018-04-12 10:20:06,141 INFO L408 AbstractCegarLoop]: === Iteration 4 === [mainErr5RequiresViolation, mainErr3RequiresViolation, mainErr1RequiresViolation, mainErr6EnsuresViolationMEMORY_LEAK, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr0RequiresViolation]=== [2018-04-12 10:20:06,141 INFO L82 PathProgramCache]: Analyzing trace with hash 425255808, now seen corresponding path program 1 times [2018-04-12 10:20:06,141 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 10:20:06,141 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 10:20:06,142 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 10:20:06,142 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 10:20:06,142 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 10:20:06,148 ERROR L243 seRefinementStrategy]: Caught known exception: Unsupported non-linear arithmetic [2018-04-12 10:20:06,148 INFO L266 seRefinementStrategy]: Advancing trace checker [2018-04-12 10:20:06,148 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 [2018-04-12 10:20:06,156 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 10:20:06,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 10:20:06,173 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-12 10:20:06,188 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 10:20:06,205 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-12 10:20:06,205 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-04-12 10:20:06,211 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-04-12 10:20:06,211 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-04-12 10:20:06,211 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2018-04-12 10:20:06,212 INFO L87 Difference]: Start difference. First operand 40 states and 43 transitions. Second operand 5 states. [2018-04-12 10:20:06,239 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 10:20:06,239 INFO L93 Difference]: Finished difference Result 71 states and 75 transitions. [2018-04-12 10:20:06,239 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-04-12 10:20:06,239 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 22 [2018-04-12 10:20:06,239 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 10:20:06,240 INFO L225 Difference]: With dead ends: 71 [2018-04-12 10:20:06,240 INFO L226 Difference]: Without dead ends: 71 [2018-04-12 10:20:06,240 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 [2018-04-12 10:20:06,240 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 71 states. [2018-04-12 10:20:06,242 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 71 to 54. [2018-04-12 10:20:06,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 54 states. [2018-04-12 10:20:06,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 54 states and 58 transitions. [2018-04-12 10:20:06,243 INFO L78 Accepts]: Start accepts. Automaton has 54 states and 58 transitions. Word has length 22 [2018-04-12 10:20:06,243 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 10:20:06,243 INFO L459 AbstractCegarLoop]: Abstraction has 54 states and 58 transitions. [2018-04-12 10:20:06,243 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-04-12 10:20:06,243 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 58 transitions. [2018-04-12 10:20:06,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-04-12 10:20:06,243 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 10:20:06,244 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] [2018-04-12 10:20:06,244 INFO L408 AbstractCegarLoop]: === Iteration 5 === [mainErr5RequiresViolation, mainErr3RequiresViolation, mainErr1RequiresViolation, mainErr6EnsuresViolationMEMORY_LEAK, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr0RequiresViolation]=== [2018-04-12 10:20:06,244 INFO L82 PathProgramCache]: Analyzing trace with hash -595812546, now seen corresponding path program 1 times [2018-04-12 10:20:06,244 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 10:20:06,244 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 10:20:06,244 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 10:20:06,244 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 10:20:06,244 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 10:20:06,248 ERROR L243 seRefinementStrategy]: Caught known exception: Unsupported non-linear arithmetic [2018-04-12 10:20:06,249 INFO L266 seRefinementStrategy]: Advancing trace checker [2018-04-12 10:20:06,249 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 [2018-04-12 10:20:06,254 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 10:20:06,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 10:20:06,275 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-12 10:20:06,280 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-04-12 10:20:06,280 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 10:20:06,285 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-12 10:20:06,285 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 10:20:06,289 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 10:20:06,289 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:18, output treesize:16 [2018-04-12 10:20:06,301 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 10:20:06,303 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 [2018-04-12 10:20:06,303 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 10:20:06,311 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 10:20:06,311 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 10:20:06,312 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 4 [2018-04-12 10:20:06,312 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 10:20:06,317 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-1 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-12 10:20:06,317 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:31, output treesize:24 [2018-04-12 10:20:06,384 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 10:20:06,401 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-12 10:20:06,401 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2018-04-12 10:20:06,402 INFO L442 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-04-12 10:20:06,402 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-04-12 10:20:06,402 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2018-04-12 10:20:06,402 INFO L87 Difference]: Start difference. First operand 54 states and 58 transitions. Second operand 8 states. [2018-04-12 10:20:06,815 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 10:20:06,815 INFO L93 Difference]: Finished difference Result 55 states and 59 transitions. [2018-04-12 10:20:06,816 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-04-12 10:20:06,816 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 22 [2018-04-12 10:20:06,816 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 10:20:06,816 INFO L225 Difference]: With dead ends: 55 [2018-04-12 10:20:06,816 INFO L226 Difference]: Without dead ends: 55 [2018-04-12 10:20:06,817 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=56, Invalid=100, Unknown=0, NotChecked=0, Total=156 [2018-04-12 10:20:06,817 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 55 states. [2018-04-12 10:20:06,819 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 55 to 52. [2018-04-12 10:20:06,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 52 states. [2018-04-12 10:20:06,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 52 states and 56 transitions. [2018-04-12 10:20:06,820 INFO L78 Accepts]: Start accepts. Automaton has 52 states and 56 transitions. Word has length 22 [2018-04-12 10:20:06,820 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 10:20:06,820 INFO L459 AbstractCegarLoop]: Abstraction has 52 states and 56 transitions. [2018-04-12 10:20:06,820 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-04-12 10:20:06,820 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 56 transitions. [2018-04-12 10:20:06,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-04-12 10:20:06,820 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 10:20:06,820 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] [2018-04-12 10:20:06,820 INFO L408 AbstractCegarLoop]: === Iteration 6 === [mainErr5RequiresViolation, mainErr3RequiresViolation, mainErr1RequiresViolation, mainErr6EnsuresViolationMEMORY_LEAK, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr0RequiresViolation]=== [2018-04-12 10:20:06,821 INFO L82 PathProgramCache]: Analyzing trace with hash -1359333778, now seen corresponding path program 1 times [2018-04-12 10:20:06,821 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 10:20:06,821 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 10:20:06,821 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 10:20:06,821 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 10:20:06,821 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 10:20:06,826 ERROR L243 seRefinementStrategy]: Caught known exception: Unsupported non-linear arithmetic [2018-04-12 10:20:06,826 INFO L266 seRefinementStrategy]: Advancing trace checker [2018-04-12 10:20:06,826 INFO L213 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 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 [2018-04-12 10:20:06,832 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 10:20:06,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 10:20:06,842 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-12 10:20:06,881 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 10:20:06,898 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-12 10:20:06,899 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-04-12 10:20:06,899 INFO L442 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-04-12 10:20:06,899 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-04-12 10:20:06,899 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=33, Unknown=0, NotChecked=0, Total=56 [2018-04-12 10:20:06,899 INFO L87 Difference]: Start difference. First operand 52 states and 56 transitions. Second operand 8 states. [2018-04-12 10:20:06,981 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 10:20:06,981 INFO L93 Difference]: Finished difference Result 68 states and 72 transitions. [2018-04-12 10:20:06,981 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-04-12 10:20:06,981 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 25 [2018-04-12 10:20:06,981 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 10:20:06,981 INFO L225 Difference]: With dead ends: 68 [2018-04-12 10:20:06,982 INFO L226 Difference]: Without dead ends: 68 [2018-04-12 10:20:06,982 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 [2018-04-12 10:20:06,982 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 68 states. [2018-04-12 10:20:06,983 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 68 to 59. [2018-04-12 10:20:06,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 59 states. [2018-04-12 10:20:06,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 59 states and 66 transitions. [2018-04-12 10:20:06,984 INFO L78 Accepts]: Start accepts. Automaton has 59 states and 66 transitions. Word has length 25 [2018-04-12 10:20:06,984 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 10:20:06,984 INFO L459 AbstractCegarLoop]: Abstraction has 59 states and 66 transitions. [2018-04-12 10:20:06,984 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-04-12 10:20:06,984 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 66 transitions. [2018-04-12 10:20:06,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-04-12 10:20:06,985 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 10:20:06,985 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] [2018-04-12 10:20:06,985 INFO L408 AbstractCegarLoop]: === Iteration 7 === [mainErr5RequiresViolation, mainErr3RequiresViolation, mainErr1RequiresViolation, mainErr6EnsuresViolationMEMORY_LEAK, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr0RequiresViolation]=== [2018-04-12 10:20:06,985 INFO L82 PathProgramCache]: Analyzing trace with hash 1246689776, now seen corresponding path program 1 times [2018-04-12 10:20:06,985 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 10:20:06,985 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 10:20:06,985 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 10:20:06,985 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 10:20:06,986 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 10:20:06,990 ERROR L243 seRefinementStrategy]: Caught known exception: Unsupported non-linear arithmetic [2018-04-12 10:20:06,990 INFO L266 seRefinementStrategy]: Advancing trace checker [2018-04-12 10:20:06,990 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 [2018-04-12 10:20:06,997 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 10:20:07,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 10:20:07,012 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-12 10:20:07,067 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 10:20:07,093 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-12 10:20:07,093 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-04-12 10:20:07,093 INFO L442 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-04-12 10:20:07,093 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-04-12 10:20:07,093 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=43, Unknown=0, NotChecked=0, Total=72 [2018-04-12 10:20:07,094 INFO L87 Difference]: Start difference. First operand 59 states and 66 transitions. Second operand 9 states. [2018-04-12 10:20:07,216 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 10:20:07,216 INFO L93 Difference]: Finished difference Result 61 states and 68 transitions. [2018-04-12 10:20:07,218 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2018-04-12 10:20:07,219 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 25 [2018-04-12 10:20:07,219 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 10:20:07,219 INFO L225 Difference]: With dead ends: 61 [2018-04-12 10:20:07,219 INFO L226 Difference]: Without dead ends: 61 [2018-04-12 10:20:07,220 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 [2018-04-12 10:20:07,220 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 61 states. [2018-04-12 10:20:07,222 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 61 to 51. [2018-04-12 10:20:07,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 51 states. [2018-04-12 10:20:07,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 51 states and 55 transitions. [2018-04-12 10:20:07,223 INFO L78 Accepts]: Start accepts. Automaton has 51 states and 55 transitions. Word has length 25 [2018-04-12 10:20:07,223 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 10:20:07,223 INFO L459 AbstractCegarLoop]: Abstraction has 51 states and 55 transitions. [2018-04-12 10:20:07,223 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-04-12 10:20:07,223 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 55 transitions. [2018-04-12 10:20:07,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-04-12 10:20:07,224 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 10:20:07,224 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] [2018-04-12 10:20:07,224 INFO L408 AbstractCegarLoop]: === Iteration 8 === [mainErr5RequiresViolation, mainErr3RequiresViolation, mainErr1RequiresViolation, mainErr6EnsuresViolationMEMORY_LEAK, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr0RequiresViolation]=== [2018-04-12 10:20:07,224 INFO L82 PathProgramCache]: Analyzing trace with hash 810325842, now seen corresponding path program 1 times [2018-04-12 10:20:07,224 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 10:20:07,224 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 10:20:07,225 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 10:20:07,225 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 10:20:07,225 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 10:20:07,230 ERROR L243 seRefinementStrategy]: Caught known exception: Unsupported non-linear arithmetic [2018-04-12 10:20:07,230 INFO L266 seRefinementStrategy]: Advancing trace checker [2018-04-12 10:20:07,230 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 [2018-04-12 10:20:07,236 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 10:20:07,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 10:20:07,251 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-12 10:20:07,256 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-04-12 10:20:07,256 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 10:20:07,259 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 10:20:07,259 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:6, output treesize:5 [2018-04-12 10:20:07,265 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-04-12 10:20:07,291 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-12 10:20:07,291 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-04-12 10:20:07,292 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-04-12 10:20:07,292 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-04-12 10:20:07,292 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-04-12 10:20:07,292 INFO L87 Difference]: Start difference. First operand 51 states and 55 transitions. Second operand 4 states. [2018-04-12 10:20:07,329 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 10:20:07,330 INFO L93 Difference]: Finished difference Result 50 states and 54 transitions. [2018-04-12 10:20:07,330 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-04-12 10:20:07,330 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 26 [2018-04-12 10:20:07,330 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 10:20:07,330 INFO L225 Difference]: With dead ends: 50 [2018-04-12 10:20:07,330 INFO L226 Difference]: Without dead ends: 50 [2018-04-12 10:20:07,331 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 [2018-04-12 10:20:07,331 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 50 states. [2018-04-12 10:20:07,332 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 50 to 50. [2018-04-12 10:20:07,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 50 states. [2018-04-12 10:20:07,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 50 states and 54 transitions. [2018-04-12 10:20:07,333 INFO L78 Accepts]: Start accepts. Automaton has 50 states and 54 transitions. Word has length 26 [2018-04-12 10:20:07,333 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 10:20:07,333 INFO L459 AbstractCegarLoop]: Abstraction has 50 states and 54 transitions. [2018-04-12 10:20:07,333 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-04-12 10:20:07,333 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 54 transitions. [2018-04-12 10:20:07,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-04-12 10:20:07,333 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 10:20:07,333 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] [2018-04-12 10:20:07,333 INFO L408 AbstractCegarLoop]: === Iteration 9 === [mainErr5RequiresViolation, mainErr3RequiresViolation, mainErr1RequiresViolation, mainErr6EnsuresViolationMEMORY_LEAK, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr0RequiresViolation]=== [2018-04-12 10:20:07,334 INFO L82 PathProgramCache]: Analyzing trace with hash 810325843, now seen corresponding path program 1 times [2018-04-12 10:20:07,334 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 10:20:07,334 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 10:20:07,334 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 10:20:07,334 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 10:20:07,334 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 10:20:07,337 ERROR L243 seRefinementStrategy]: Caught known exception: Unsupported non-linear arithmetic [2018-04-12 10:20:07,337 INFO L266 seRefinementStrategy]: Advancing trace checker [2018-04-12 10:20:07,337 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 [2018-04-12 10:20:07,345 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 10:20:07,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 10:20:07,357 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-12 10:20:07,362 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 9 [2018-04-12 10:20:07,362 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 10:20:07,365 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 10:20:07,365 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:14, output treesize:13 [2018-04-12 10:20:07,405 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-04-12 10:20:07,428 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-12 10:20:07,428 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-04-12 10:20:07,428 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-04-12 10:20:07,429 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-04-12 10:20:07,429 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2018-04-12 10:20:07,429 INFO L87 Difference]: Start difference. First operand 50 states and 54 transitions. Second operand 6 states. [2018-04-12 10:20:07,503 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 10:20:07,503 INFO L93 Difference]: Finished difference Result 49 states and 53 transitions. [2018-04-12 10:20:07,504 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-04-12 10:20:07,504 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 26 [2018-04-12 10:20:07,504 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 10:20:07,504 INFO L225 Difference]: With dead ends: 49 [2018-04-12 10:20:07,504 INFO L226 Difference]: Without dead ends: 49 [2018-04-12 10:20:07,504 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 [2018-04-12 10:20:07,504 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 49 states. [2018-04-12 10:20:07,506 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 49 to 49. [2018-04-12 10:20:07,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 49 states. [2018-04-12 10:20:07,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 49 states and 53 transitions. [2018-04-12 10:20:07,506 INFO L78 Accepts]: Start accepts. Automaton has 49 states and 53 transitions. Word has length 26 [2018-04-12 10:20:07,506 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 10:20:07,506 INFO L459 AbstractCegarLoop]: Abstraction has 49 states and 53 transitions. [2018-04-12 10:20:07,506 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-04-12 10:20:07,506 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 53 transitions. [2018-04-12 10:20:07,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-04-12 10:20:07,507 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 10:20:07,507 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] [2018-04-12 10:20:07,507 INFO L408 AbstractCegarLoop]: === Iteration 10 === [mainErr5RequiresViolation, mainErr3RequiresViolation, mainErr1RequiresViolation, mainErr6EnsuresViolationMEMORY_LEAK, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr0RequiresViolation]=== [2018-04-12 10:20:07,507 INFO L82 PathProgramCache]: Analyzing trace with hash 704313552, now seen corresponding path program 1 times [2018-04-12 10:20:07,507 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 10:20:07,507 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 10:20:07,508 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 10:20:07,508 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 10:20:07,508 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 10:20:07,516 ERROR L243 seRefinementStrategy]: Caught known exception: Unsupported non-linear arithmetic [2018-04-12 10:20:07,516 INFO L266 seRefinementStrategy]: Advancing trace checker [2018-04-12 10:20:07,516 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 [2018-04-12 10:20:07,522 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 10:20:07,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 10:20:07,535 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-12 10:20:07,571 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-04-12 10:20:07,588 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-12 10:20:07,588 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-04-12 10:20:07,588 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-04-12 10:20:07,589 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-04-12 10:20:07,589 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2018-04-12 10:20:07,589 INFO L87 Difference]: Start difference. First operand 49 states and 53 transitions. Second operand 5 states. [2018-04-12 10:20:07,612 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 10:20:07,612 INFO L93 Difference]: Finished difference Result 69 states and 73 transitions. [2018-04-12 10:20:07,613 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-04-12 10:20:07,613 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 30 [2018-04-12 10:20:07,613 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 10:20:07,613 INFO L225 Difference]: With dead ends: 69 [2018-04-12 10:20:07,613 INFO L226 Difference]: Without dead ends: 69 [2018-04-12 10:20:07,613 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 [2018-04-12 10:20:07,613 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 69 states. [2018-04-12 10:20:07,615 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 69 to 52. [2018-04-12 10:20:07,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 52 states. [2018-04-12 10:20:07,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 52 states and 56 transitions. [2018-04-12 10:20:07,616 INFO L78 Accepts]: Start accepts. Automaton has 52 states and 56 transitions. Word has length 30 [2018-04-12 10:20:07,616 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 10:20:07,616 INFO L459 AbstractCegarLoop]: Abstraction has 52 states and 56 transitions. [2018-04-12 10:20:07,616 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-04-12 10:20:07,616 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 56 transitions. [2018-04-12 10:20:07,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-04-12 10:20:07,617 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 10:20:07,617 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] [2018-04-12 10:20:07,617 INFO L408 AbstractCegarLoop]: === Iteration 11 === [mainErr5RequiresViolation, mainErr3RequiresViolation, mainErr1RequiresViolation, mainErr6EnsuresViolationMEMORY_LEAK, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr0RequiresViolation]=== [2018-04-12 10:20:07,617 INFO L82 PathProgramCache]: Analyzing trace with hash 570300046, now seen corresponding path program 1 times [2018-04-12 10:20:07,617 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 10:20:07,617 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 10:20:07,618 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 10:20:07,618 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 10:20:07,618 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 10:20:07,623 ERROR L243 seRefinementStrategy]: Caught known exception: Unsupported non-linear arithmetic [2018-04-12 10:20:07,623 INFO L266 seRefinementStrategy]: Advancing trace checker [2018-04-12 10:20:07,623 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 [2018-04-12 10:20:07,634 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 10:20:07,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 10:20:07,645 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-12 10:20:07,666 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 [2018-04-12 10:20:07,671 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 [2018-04-12 10:20:07,676 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-04-12 10:20:07,695 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-12 10:20:07,695 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-04-12 10:20:07,695 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-04-12 10:20:07,695 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-04-12 10:20:07,695 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=15, Unknown=2, NotChecked=14, Total=42 [2018-04-12 10:20:07,696 INFO L87 Difference]: Start difference. First operand 52 states and 56 transitions. Second operand 7 states. [2018-04-12 10:20:07,718 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 10:20:07,718 INFO L93 Difference]: Finished difference Result 51 states and 55 transitions. [2018-04-12 10:20:07,718 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-04-12 10:20:07,718 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 30 [2018-04-12 10:20:07,718 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 10:20:07,718 INFO L225 Difference]: With dead ends: 51 [2018-04-12 10:20:07,718 INFO L226 Difference]: Without dead ends: 0 [2018-04-12 10:20:07,719 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 [2018-04-12 10:20:07,719 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-04-12 10:20:07,719 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-04-12 10:20:07,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-04-12 10:20:07,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-04-12 10:20:07,719 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 30 [2018-04-12 10:20:07,719 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 10:20:07,719 INFO L459 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-04-12 10:20:07,719 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-04-12 10:20:07,719 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-04-12 10:20:07,719 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-04-12 10:20:07,722 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 12.04 10:20:07 BoogieIcfgContainer [2018-04-12 10:20:07,722 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-04-12 10:20:07,722 INFO L168 Benchmark]: Toolchain (without parser) took 29280.49 ms. Allocated memory was 400.6 MB in the beginning and 654.3 MB in the end (delta: 253.8 MB). Free memory was 338.7 MB in the beginning and 571.3 MB in the end (delta: -232.6 MB). Peak memory consumption was 21.1 MB. Max. memory is 5.3 GB. [2018-04-12 10:20:07,723 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 400.6 MB. Free memory is still 363.8 MB. There was no memory consumed. Max. memory is 5.3 GB. [2018-04-12 10:20:07,723 INFO L168 Benchmark]: CACSL2BoogieTranslator took 221.43 ms. Allocated memory is still 400.6 MB. Free memory was 338.7 MB in the beginning and 314.7 MB in the end (delta: 24.0 MB). Peak memory consumption was 24.0 MB. Max. memory is 5.3 GB. [2018-04-12 10:20:07,724 INFO L168 Benchmark]: Boogie Preprocessor took 37.31 ms. Allocated memory is still 400.6 MB. Free memory was 314.7 MB in the beginning and 312.0 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 5.3 GB. [2018-04-12 10:20:07,724 INFO L168 Benchmark]: RCFGBuilder took 373.88 ms. Allocated memory was 400.6 MB in the beginning and 609.7 MB in the end (delta: 209.2 MB). Free memory was 312.0 MB in the beginning and 547.0 MB in the end (delta: -235.0 MB). Peak memory consumption was 22.6 MB. Max. memory is 5.3 GB. [2018-04-12 10:20:07,724 INFO L168 Benchmark]: TraceAbstraction took 28645.49 ms. Allocated memory was 609.7 MB in the beginning and 654.3 MB in the end (delta: 44.6 MB). Free memory was 547.0 MB in the beginning and 571.3 MB in the end (delta: -24.3 MB). Peak memory consumption was 20.3 MB. Max. memory is 5.3 GB. [2018-04-12 10:20:07,725 INFO L344 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12 ms. Allocated memory is still 400.6 MB. Free memory is still 363.8 MB. There was no memory consumed. Max. memory is 5.3 GB. * CACSL2BoogieTranslator took 221.43 ms. Allocated memory is still 400.6 MB. Free memory was 338.7 MB in the beginning and 314.7 MB in the end (delta: 24.0 MB). Peak memory consumption was 24.0 MB. Max. memory is 5.3 GB. * Boogie Preprocessor took 37.31 ms. Allocated memory is still 400.6 MB. Free memory was 314.7 MB in the beginning and 312.0 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 5.3 GB. * RCFGBuilder took 373.88 ms. Allocated memory was 400.6 MB in the beginning and 609.7 MB in the end (delta: 209.2 MB). Free memory was 312.0 MB in the beginning and 547.0 MB in the end (delta: -235.0 MB). Peak memory consumption was 22.6 MB. Max. memory is 5.3 GB. * TraceAbstraction took 28645.49 ms. Allocated memory was 609.7 MB in the beginning and 654.3 MB in the end (delta: 44.6 MB). Free memory was 547.0 MB in the beginning and 571.3 MB in the end (delta: -24.3 MB). Peak memory consumption was 20.3 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, 28.6s OverallTime, 11 OverallIterations, 2 TraceHistogramMax, 27.3s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 305 SDtfs, 593 SDslu, 504 SDs, 0 SdLazy, 508 SolverSat, 34 SolverUnsat, 13 SolverUnknown, 0 SolverNotchecked, 24.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 276 GetRequests, 200 SyntacticMatches, 1 SemanticMatches, 75 ConstructedPredicates, 2 IntricatePredicates, 0 DeprecatedPredicates, 28 ImplicationChecksByTransitivity, 2.7s 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, 60 StatesRemovedByMinimization, 6 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.5s 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-0-2018-04-12_10-20-07-732.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-0-2018-04-12_10-20-07-732.csv Received shutdown request...