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_SmtInterpol_NoArray.epf -i ../../../trunk/examples/svcomp/array-memsafety/selectionsort-alloca_true-valid-memsafety_true-termination.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-666feb3-m [2018-04-11 15:26:07,313 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-04-11 15:26:07,314 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-04-11 15:26:07,324 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-04-11 15:26:07,325 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-04-11 15:26:07,325 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-04-11 15:26:07,326 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-04-11 15:26:07,328 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-04-11 15:26:07,330 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-04-11 15:26:07,330 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-04-11 15:26:07,331 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-04-11 15:26:07,331 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-04-11 15:26:07,332 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-04-11 15:26:07,333 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-04-11 15:26:07,334 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-04-11 15:26:07,335 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-04-11 15:26:07,337 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-04-11 15:26:07,338 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-04-11 15:26:07,339 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-04-11 15:26:07,340 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-04-11 15:26:07,341 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2018-04-11 15:26:07,346 INFO L98 SettingsManager]: Beginning loading settings from /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/cade18-smtinterpol/svcomp-DerefFreeMemtrack-32bit-Automizer_SmtInterpol_NoArray.epf [2018-04-11 15:26:07,368 INFO L110 SettingsManager]: Loading preferences was successful [2018-04-11 15:26:07,368 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-04-11 15:26:07,369 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-04-11 15:26:07,369 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-04-11 15:26:07,369 INFO L133 SettingsManager]: * Use SBE=true [2018-04-11 15:26:07,370 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-04-11 15:26:07,370 INFO L133 SettingsManager]: * sizeof long=4 [2018-04-11 15:26:07,370 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-04-11 15:26:07,370 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-04-11 15:26:07,370 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-04-11 15:26:07,370 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-04-11 15:26:07,370 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2018-04-11 15:26:07,371 INFO L133 SettingsManager]: * Bitprecise bitfields=true [2018-04-11 15:26:07,371 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-04-11 15:26:07,371 INFO L133 SettingsManager]: * sizeof long double=12 [2018-04-11 15:26:07,371 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-04-11 15:26:07,371 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-04-11 15:26:07,371 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-04-11 15:26:07,371 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-04-11 15:26:07,372 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-04-11 15:26:07,372 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-04-11 15:26:07,372 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-04-11 15:26:07,372 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-04-11 15:26:07,372 INFO L133 SettingsManager]: * Trace refinement strategy=SMTINTERPOL Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Bitprecise bitfields -> false [2018-04-11 15:26:07,401 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-04-11 15:26:07,412 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Parser(s) successfully (re)initialized [2018-04-11 15:26:07,416 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-04-11 15:26:07,417 INFO L271 PluginConnector]: Initializing CDTParser... [2018-04-11 15:26:07,417 INFO L276 PluginConnector]: CDTParser initialized [2018-04-11 15:26:07,418 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/array-memsafety/selectionsort-alloca_true-valid-memsafety_true-termination.i [2018-04-11 15:26:07,718 INFO L225 CDTParser]: Created temporary CDT project at /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/data/FLAG0fc93b775 [2018-04-11 15:26:07,841 INFO L287 CDTParser]: IsIndexed: true [2018-04-11 15:26:07,841 INFO L288 CDTParser]: Found 1 translation units. [2018-04-11 15:26:07,842 INFO L168 CDTParser]: Scanning selectionsort-alloca_true-valid-memsafety_true-termination.i [2018-04-11 15:26:07,849 INFO L210 ultiparseSymbolTable]: Include resolver: [2018-04-11 15:26:07,850 INFO L215 ultiparseSymbolTable]: [2018-04-11 15:26:07,850 INFO L218 ultiparseSymbolTable]: Function table: [2018-04-11 15:26:07,850 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_fselectionsort_alloca_true_valid_memsafety_true_termination_i____bswap_64 ('__bswap_64') in selectionsort-alloca_true-valid-memsafety_true-termination.i [2018-04-11 15:26:07,850 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_fselectionsort_alloca_true_valid_memsafety_true_termination_i__SelectionSort ('SelectionSort') in selectionsort-alloca_true-valid-memsafety_true-termination.i [2018-04-11 15:26:07,850 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_fselectionsort_alloca_true_valid_memsafety_true_termination_i____bswap_32 ('__bswap_32') in selectionsort-alloca_true-valid-memsafety_true-termination.i [2018-04-11 15:26:07,850 INFO L221 ultiparseSymbolTable]: Function definition of null ('main') in selectionsort-alloca_true-valid-memsafety_true-termination.i [2018-04-11 15:26:07,850 INFO L227 ultiparseSymbolTable]: Global variable table: [2018-04-11 15:26:07,850 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fselectionsort_alloca_true_valid_memsafety_true_termination_i____int16_t in selectionsort-alloca_true-valid-memsafety_true-termination.i [2018-04-11 15:26:07,851 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fselectionsort_alloca_true_valid_memsafety_true_termination_i__u_char in selectionsort-alloca_true-valid-memsafety_true-termination.i [2018-04-11 15:26:07,851 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fselectionsort_alloca_true_valid_memsafety_true_termination_i____pthread_list_t in selectionsort-alloca_true-valid-memsafety_true-termination.i [2018-04-11 15:26:07,851 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fselectionsort_alloca_true_valid_memsafety_true_termination_i__pthread_barrierattr_t in selectionsort-alloca_true-valid-memsafety_true-termination.i [2018-04-11 15:26:07,851 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fselectionsort_alloca_true_valid_memsafety_true_termination_i__u_int32_t in selectionsort-alloca_true-valid-memsafety_true-termination.i [2018-04-11 15:26:07,851 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fselectionsort_alloca_true_valid_memsafety_true_termination_i__sigset_t in selectionsort-alloca_true-valid-memsafety_true-termination.i [2018-04-11 15:26:07,851 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fselectionsort_alloca_true_valid_memsafety_true_termination_i____uint16_t in selectionsort-alloca_true-valid-memsafety_true-termination.i [2018-04-11 15:26:07,851 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fselectionsort_alloca_true_valid_memsafety_true_termination_i__blkcnt_t in selectionsort-alloca_true-valid-memsafety_true-termination.i [2018-04-11 15:26:07,851 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fselectionsort_alloca_true_valid_memsafety_true_termination_i__daddr_t in selectionsort-alloca_true-valid-memsafety_true-termination.i [2018-04-11 15:26:07,851 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fselectionsort_alloca_true_valid_memsafety_true_termination_i____u_long in selectionsort-alloca_true-valid-memsafety_true-termination.i [2018-04-11 15:26:07,851 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fselectionsort_alloca_true_valid_memsafety_true_termination_i__pthread_barrier_t in selectionsort-alloca_true-valid-memsafety_true-termination.i [2018-04-11 15:26:07,852 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fselectionsort_alloca_true_valid_memsafety_true_termination_i____WAIT_STATUS in selectionsort-alloca_true-valid-memsafety_true-termination.i [2018-04-11 15:26:07,852 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fselectionsort_alloca_true_valid_memsafety_true_termination_i__u_quad_t in selectionsort-alloca_true-valid-memsafety_true-termination.i [2018-04-11 15:26:07,852 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fselectionsort_alloca_true_valid_memsafety_true_termination_i__pthread_key_t in selectionsort-alloca_true-valid-memsafety_true-termination.i [2018-04-11 15:26:07,852 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fselectionsort_alloca_true_valid_memsafety_true_termination_i____u_char in selectionsort-alloca_true-valid-memsafety_true-termination.i [2018-04-11 15:26:07,852 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fselectionsort_alloca_true_valid_memsafety_true_termination_i____gid_t in selectionsort-alloca_true-valid-memsafety_true-termination.i [2018-04-11 15:26:07,852 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fselectionsort_alloca_true_valid_memsafety_true_termination_i____off64_t in selectionsort-alloca_true-valid-memsafety_true-termination.i [2018-04-11 15:26:07,852 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fselectionsort_alloca_true_valid_memsafety_true_termination_i____blksize_t in selectionsort-alloca_true-valid-memsafety_true-termination.i [2018-04-11 15:26:07,852 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fselectionsort_alloca_true_valid_memsafety_true_termination_i____fsblkcnt_t in selectionsort-alloca_true-valid-memsafety_true-termination.i [2018-04-11 15:26:07,852 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fselectionsort_alloca_true_valid_memsafety_true_termination_i__int16_t in selectionsort-alloca_true-valid-memsafety_true-termination.i [2018-04-11 15:26:07,852 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fselectionsort_alloca_true_valid_memsafety_true_termination_i____qaddr_t in selectionsort-alloca_true-valid-memsafety_true-termination.i [2018-04-11 15:26:07,852 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fselectionsort_alloca_true_valid_memsafety_true_termination_i____pid_t in selectionsort-alloca_true-valid-memsafety_true-termination.i [2018-04-11 15:26:07,853 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fselectionsort_alloca_true_valid_memsafety_true_termination_i____syscall_slong_t in selectionsort-alloca_true-valid-memsafety_true-termination.i [2018-04-11 15:26:07,853 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fselectionsort_alloca_true_valid_memsafety_true_termination_i__lldiv_t in selectionsort-alloca_true-valid-memsafety_true-termination.i [2018-04-11 15:26:07,853 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fselectionsort_alloca_true_valid_memsafety_true_termination_i____quad_t in selectionsort-alloca_true-valid-memsafety_true-termination.i [2018-04-11 15:26:07,853 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fselectionsort_alloca_true_valid_memsafety_true_termination_i__ushort in selectionsort-alloca_true-valid-memsafety_true-termination.i [2018-04-11 15:26:07,853 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fselectionsort_alloca_true_valid_memsafety_true_termination_i____u_quad_t in selectionsort-alloca_true-valid-memsafety_true-termination.i [2018-04-11 15:26:07,853 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fselectionsort_alloca_true_valid_memsafety_true_termination_i__time_t in selectionsort-alloca_true-valid-memsafety_true-termination.i [2018-04-11 15:26:07,853 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fselectionsort_alloca_true_valid_memsafety_true_termination_i__fsblkcnt_t in selectionsort-alloca_true-valid-memsafety_true-termination.i [2018-04-11 15:26:07,853 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fselectionsort_alloca_true_valid_memsafety_true_termination_i____u_int in selectionsort-alloca_true-valid-memsafety_true-termination.i [2018-04-11 15:26:07,853 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fselectionsort_alloca_true_valid_memsafety_true_termination_i____suseconds_t in selectionsort-alloca_true-valid-memsafety_true-termination.i [2018-04-11 15:26:07,853 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fselectionsort_alloca_true_valid_memsafety_true_termination_i__clockid_t in selectionsort-alloca_true-valid-memsafety_true-termination.i [2018-04-11 15:26:07,854 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fselectionsort_alloca_true_valid_memsafety_true_termination_i____blkcnt_t in selectionsort-alloca_true-valid-memsafety_true-termination.i [2018-04-11 15:26:07,854 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fselectionsort_alloca_true_valid_memsafety_true_termination_i__pthread_rwlock_t in selectionsort-alloca_true-valid-memsafety_true-termination.i [2018-04-11 15:26:07,854 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fselectionsort_alloca_true_valid_memsafety_true_termination_i__u_int in selectionsort-alloca_true-valid-memsafety_true-termination.i [2018-04-11 15:26:07,854 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fselectionsort_alloca_true_valid_memsafety_true_termination_i__id_t in selectionsort-alloca_true-valid-memsafety_true-termination.i [2018-04-11 15:26:07,854 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fselectionsort_alloca_true_valid_memsafety_true_termination_i____fd_mask in selectionsort-alloca_true-valid-memsafety_true-termination.i [2018-04-11 15:26:07,854 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fselectionsort_alloca_true_valid_memsafety_true_termination_i____syscall_ulong_t in selectionsort-alloca_true-valid-memsafety_true-termination.i [2018-04-11 15:26:07,854 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fselectionsort_alloca_true_valid_memsafety_true_termination_i__u_int8_t in selectionsort-alloca_true-valid-memsafety_true-termination.i [2018-04-11 15:26:07,854 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fselectionsort_alloca_true_valid_memsafety_true_termination_i__dev_t in selectionsort-alloca_true-valid-memsafety_true-termination.i [2018-04-11 15:26:07,854 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fselectionsort_alloca_true_valid_memsafety_true_termination_i__pthread_t in selectionsort-alloca_true-valid-memsafety_true-termination.i [2018-04-11 15:26:07,854 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fselectionsort_alloca_true_valid_memsafety_true_termination_i____int32_t in selectionsort-alloca_true-valid-memsafety_true-termination.i [2018-04-11 15:26:07,854 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fselectionsort_alloca_true_valid_memsafety_true_termination_i____id_t in selectionsort-alloca_true-valid-memsafety_true-termination.i [2018-04-11 15:26:07,854 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fselectionsort_alloca_true_valid_memsafety_true_termination_i____uid_t in selectionsort-alloca_true-valid-memsafety_true-termination.i [2018-04-11 15:26:07,854 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fselectionsort_alloca_true_valid_memsafety_true_termination_i____ino64_t in selectionsort-alloca_true-valid-memsafety_true-termination.i [2018-04-11 15:26:07,854 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fselectionsort_alloca_true_valid_memsafety_true_termination_i____ssize_t in selectionsort-alloca_true-valid-memsafety_true-termination.i [2018-04-11 15:26:07,854 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fselectionsort_alloca_true_valid_memsafety_true_termination_i__key_t in selectionsort-alloca_true-valid-memsafety_true-termination.i [2018-04-11 15:26:07,854 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fselectionsort_alloca_true_valid_memsafety_true_termination_i____sig_atomic_t in selectionsort-alloca_true-valid-memsafety_true-termination.i [2018-04-11 15:26:07,854 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fselectionsort_alloca_true_valid_memsafety_true_termination_i__int32_t in selectionsort-alloca_true-valid-memsafety_true-termination.i [2018-04-11 15:26:07,855 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fselectionsort_alloca_true_valid_memsafety_true_termination_i__nlink_t in selectionsort-alloca_true-valid-memsafety_true-termination.i [2018-04-11 15:26:07,855 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fselectionsort_alloca_true_valid_memsafety_true_termination_i__uint in selectionsort-alloca_true-valid-memsafety_true-termination.i [2018-04-11 15:26:07,855 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fselectionsort_alloca_true_valid_memsafety_true_termination_i__pthread_rwlockattr_t in selectionsort-alloca_true-valid-memsafety_true-termination.i [2018-04-11 15:26:07,855 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fselectionsort_alloca_true_valid_memsafety_true_termination_i____blkcnt64_t in selectionsort-alloca_true-valid-memsafety_true-termination.i [2018-04-11 15:26:07,855 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fselectionsort_alloca_true_valid_memsafety_true_termination_i____off_t in selectionsort-alloca_true-valid-memsafety_true-termination.i [2018-04-11 15:26:07,855 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fselectionsort_alloca_true_valid_memsafety_true_termination_i__fd_mask in selectionsort-alloca_true-valid-memsafety_true-termination.i [2018-04-11 15:26:07,855 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fselectionsort_alloca_true_valid_memsafety_true_termination_i____uint64_t in selectionsort-alloca_true-valid-memsafety_true-termination.i [2018-04-11 15:26:07,855 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fselectionsort_alloca_true_valid_memsafety_true_termination_i__ssize_t in selectionsort-alloca_true-valid-memsafety_true-termination.i [2018-04-11 15:26:07,855 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fselectionsort_alloca_true_valid_memsafety_true_termination_i__fsfilcnt_t in selectionsort-alloca_true-valid-memsafety_true-termination.i [2018-04-11 15:26:07,855 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fselectionsort_alloca_true_valid_memsafety_true_termination_i____fsword_t in selectionsort-alloca_true-valid-memsafety_true-termination.i [2018-04-11 15:26:07,855 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fselectionsort_alloca_true_valid_memsafety_true_termination_i____nlink_t in selectionsort-alloca_true-valid-memsafety_true-termination.i [2018-04-11 15:26:07,855 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fselectionsort_alloca_true_valid_memsafety_true_termination_i__u_short in selectionsort-alloca_true-valid-memsafety_true-termination.i [2018-04-11 15:26:07,855 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fselectionsort_alloca_true_valid_memsafety_true_termination_i__off_t in selectionsort-alloca_true-valid-memsafety_true-termination.i [2018-04-11 15:26:07,855 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fselectionsort_alloca_true_valid_memsafety_true_termination_i__register_t in selectionsort-alloca_true-valid-memsafety_true-termination.i [2018-04-11 15:26:07,855 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fselectionsort_alloca_true_valid_memsafety_true_termination_i____int8_t in selectionsort-alloca_true-valid-memsafety_true-termination.i [2018-04-11 15:26:07,855 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fselectionsort_alloca_true_valid_memsafety_true_termination_i__timer_t in selectionsort-alloca_true-valid-memsafety_true-termination.i [2018-04-11 15:26:07,855 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fselectionsort_alloca_true_valid_memsafety_true_termination_i__pthread_once_t in selectionsort-alloca_true-valid-memsafety_true-termination.i [2018-04-11 15:26:07,855 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fselectionsort_alloca_true_valid_memsafety_true_termination_i____intptr_t in selectionsort-alloca_true-valid-memsafety_true-termination.i [2018-04-11 15:26:07,855 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fselectionsort_alloca_true_valid_memsafety_true_termination_i____time_t in selectionsort-alloca_true-valid-memsafety_true-termination.i [2018-04-11 15:26:07,856 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fselectionsort_alloca_true_valid_memsafety_true_termination_i__pthread_attr_t in selectionsort-alloca_true-valid-memsafety_true-termination.i [2018-04-11 15:26:07,856 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fselectionsort_alloca_true_valid_memsafety_true_termination_i____timer_t in selectionsort-alloca_true-valid-memsafety_true-termination.i [2018-04-11 15:26:07,856 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fselectionsort_alloca_true_valid_memsafety_true_termination_i__size_t in selectionsort-alloca_true-valid-memsafety_true-termination.i [2018-04-11 15:26:07,856 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fselectionsort_alloca_true_valid_memsafety_true_termination_i__int8_t in selectionsort-alloca_true-valid-memsafety_true-termination.i [2018-04-11 15:26:07,856 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fselectionsort_alloca_true_valid_memsafety_true_termination_i____fsfilcnt_t in selectionsort-alloca_true-valid-memsafety_true-termination.i [2018-04-11 15:26:07,856 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fselectionsort_alloca_true_valid_memsafety_true_termination_i__pthread_mutexattr_t in selectionsort-alloca_true-valid-memsafety_true-termination.i [2018-04-11 15:26:07,856 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fselectionsort_alloca_true_valid_memsafety_true_termination_i__wchar_t in selectionsort-alloca_true-valid-memsafety_true-termination.i [2018-04-11 15:26:07,856 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fselectionsort_alloca_true_valid_memsafety_true_termination_i____socklen_t in selectionsort-alloca_true-valid-memsafety_true-termination.i [2018-04-11 15:26:07,856 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fselectionsort_alloca_true_valid_memsafety_true_termination_i__ino_t in selectionsort-alloca_true-valid-memsafety_true-termination.i [2018-04-11 15:26:07,856 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fselectionsort_alloca_true_valid_memsafety_true_termination_i____fsblkcnt64_t in selectionsort-alloca_true-valid-memsafety_true-termination.i [2018-04-11 15:26:07,856 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fselectionsort_alloca_true_valid_memsafety_true_termination_i____fsfilcnt64_t in selectionsort-alloca_true-valid-memsafety_true-termination.i [2018-04-11 15:26:07,856 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fselectionsort_alloca_true_valid_memsafety_true_termination_i__pthread_mutex_t in selectionsort-alloca_true-valid-memsafety_true-termination.i [2018-04-11 15:26:07,856 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fselectionsort_alloca_true_valid_memsafety_true_termination_i__u_int64_t in selectionsort-alloca_true-valid-memsafety_true-termination.i [2018-04-11 15:26:07,856 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fselectionsort_alloca_true_valid_memsafety_true_termination_i____rlim_t in selectionsort-alloca_true-valid-memsafety_true-termination.i [2018-04-11 15:26:07,856 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fselectionsort_alloca_true_valid_memsafety_true_termination_i____useconds_t in selectionsort-alloca_true-valid-memsafety_true-termination.i [2018-04-11 15:26:07,857 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fselectionsort_alloca_true_valid_memsafety_true_termination_i__loff_t in selectionsort-alloca_true-valid-memsafety_true-termination.i [2018-04-11 15:26:07,857 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fselectionsort_alloca_true_valid_memsafety_true_termination_i____int64_t in selectionsort-alloca_true-valid-memsafety_true-termination.i [2018-04-11 15:26:07,857 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fselectionsort_alloca_true_valid_memsafety_true_termination_i__ldiv_t in selectionsort-alloca_true-valid-memsafety_true-termination.i [2018-04-11 15:26:07,857 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fselectionsort_alloca_true_valid_memsafety_true_termination_i____uint8_t in selectionsort-alloca_true-valid-memsafety_true-termination.i [2018-04-11 15:26:07,857 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fselectionsort_alloca_true_valid_memsafety_true_termination_i____key_t in selectionsort-alloca_true-valid-memsafety_true-termination.i [2018-04-11 15:26:07,857 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fselectionsort_alloca_true_valid_memsafety_true_termination_i__pthread_spinlock_t in selectionsort-alloca_true-valid-memsafety_true-termination.i [2018-04-11 15:26:07,857 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fselectionsort_alloca_true_valid_memsafety_true_termination_i____daddr_t in selectionsort-alloca_true-valid-memsafety_true-termination.i [2018-04-11 15:26:07,857 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fselectionsort_alloca_true_valid_memsafety_true_termination_i____rlim64_t in selectionsort-alloca_true-valid-memsafety_true-termination.i [2018-04-11 15:26:07,857 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fselectionsort_alloca_true_valid_memsafety_true_termination_i____clockid_t in selectionsort-alloca_true-valid-memsafety_true-termination.i [2018-04-11 15:26:07,857 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fselectionsort_alloca_true_valid_memsafety_true_termination_i__mode_t in selectionsort-alloca_true-valid-memsafety_true-termination.i [2018-04-11 15:26:07,857 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fselectionsort_alloca_true_valid_memsafety_true_termination_i__uid_t in selectionsort-alloca_true-valid-memsafety_true-termination.i [2018-04-11 15:26:07,857 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fselectionsort_alloca_true_valid_memsafety_true_termination_i__caddr_t in selectionsort-alloca_true-valid-memsafety_true-termination.i [2018-04-11 15:26:07,858 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fselectionsort_alloca_true_valid_memsafety_true_termination_i__pthread_cond_t in selectionsort-alloca_true-valid-memsafety_true-termination.i [2018-04-11 15:26:07,858 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fselectionsort_alloca_true_valid_memsafety_true_termination_i____loff_t in selectionsort-alloca_true-valid-memsafety_true-termination.i [2018-04-11 15:26:07,858 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fselectionsort_alloca_true_valid_memsafety_true_termination_i__fsid_t in selectionsort-alloca_true-valid-memsafety_true-termination.i [2018-04-11 15:26:07,858 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fselectionsort_alloca_true_valid_memsafety_true_termination_i__quad_t in selectionsort-alloca_true-valid-memsafety_true-termination.i [2018-04-11 15:26:07,858 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fselectionsort_alloca_true_valid_memsafety_true_termination_i__int64_t in selectionsort-alloca_true-valid-memsafety_true-termination.i [2018-04-11 15:26:07,858 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fselectionsort_alloca_true_valid_memsafety_true_termination_i__u_int16_t in selectionsort-alloca_true-valid-memsafety_true-termination.i [2018-04-11 15:26:07,858 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fselectionsort_alloca_true_valid_memsafety_true_termination_i____uint32_t in selectionsort-alloca_true-valid-memsafety_true-termination.i [2018-04-11 15:26:07,858 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fselectionsort_alloca_true_valid_memsafety_true_termination_i__pthread_condattr_t in selectionsort-alloca_true-valid-memsafety_true-termination.i [2018-04-11 15:26:07,858 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fselectionsort_alloca_true_valid_memsafety_true_termination_i____clock_t in selectionsort-alloca_true-valid-memsafety_true-termination.i [2018-04-11 15:26:07,858 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fselectionsort_alloca_true_valid_memsafety_true_termination_i__div_t in selectionsort-alloca_true-valid-memsafety_true-termination.i [2018-04-11 15:26:07,858 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fselectionsort_alloca_true_valid_memsafety_true_termination_i____caddr_t in selectionsort-alloca_true-valid-memsafety_true-termination.i [2018-04-11 15:26:07,858 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fselectionsort_alloca_true_valid_memsafety_true_termination_i____dev_t in selectionsort-alloca_true-valid-memsafety_true-termination.i [2018-04-11 15:26:07,859 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fselectionsort_alloca_true_valid_memsafety_true_termination_i____mode_t in selectionsort-alloca_true-valid-memsafety_true-termination.i [2018-04-11 15:26:07,859 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fselectionsort_alloca_true_valid_memsafety_true_termination_i__blksize_t in selectionsort-alloca_true-valid-memsafety_true-termination.i [2018-04-11 15:26:07,859 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fselectionsort_alloca_true_valid_memsafety_true_termination_i__suseconds_t in selectionsort-alloca_true-valid-memsafety_true-termination.i [2018-04-11 15:26:07,859 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fselectionsort_alloca_true_valid_memsafety_true_termination_i____ino_t in selectionsort-alloca_true-valid-memsafety_true-termination.i [2018-04-11 15:26:07,859 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fselectionsort_alloca_true_valid_memsafety_true_termination_i____sigset_t in selectionsort-alloca_true-valid-memsafety_true-termination.i [2018-04-11 15:26:07,859 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fselectionsort_alloca_true_valid_memsafety_true_termination_i__clock_t in selectionsort-alloca_true-valid-memsafety_true-termination.i [2018-04-11 15:26:07,859 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fselectionsort_alloca_true_valid_memsafety_true_termination_i__fd_set in selectionsort-alloca_true-valid-memsafety_true-termination.i [2018-04-11 15:26:07,859 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fselectionsort_alloca_true_valid_memsafety_true_termination_i__pid_t in selectionsort-alloca_true-valid-memsafety_true-termination.i [2018-04-11 15:26:07,859 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fselectionsort_alloca_true_valid_memsafety_true_termination_i____fsid_t in selectionsort-alloca_true-valid-memsafety_true-termination.i [2018-04-11 15:26:07,859 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fselectionsort_alloca_true_valid_memsafety_true_termination_i____u_short in selectionsort-alloca_true-valid-memsafety_true-termination.i [2018-04-11 15:26:07,859 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fselectionsort_alloca_true_valid_memsafety_true_termination_i__ulong in selectionsort-alloca_true-valid-memsafety_true-termination.i [2018-04-11 15:26:07,860 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fselectionsort_alloca_true_valid_memsafety_true_termination_i__gid_t in selectionsort-alloca_true-valid-memsafety_true-termination.i [2018-04-11 15:26:07,860 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fselectionsort_alloca_true_valid_memsafety_true_termination_i__u_long in selectionsort-alloca_true-valid-memsafety_true-termination.i [2018-04-11 15:26:07,874 INFO L330 CDTParser]: Deleted temporary CDT project at /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/data/FLAG0fc93b775 [2018-04-11 15:26:07,878 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-04-11 15:26:07,879 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-04-11 15:26:07,880 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-04-11 15:26:07,880 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-04-11 15:26:07,884 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-04-11 15:26:07,884 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.04 03:26:07" (1/1) ... [2018-04-11 15:26:07,886 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@25696981 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 03:26:07, skipping insertion in model container [2018-04-11 15:26:07,886 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.04 03:26:07" (1/1) ... [2018-04-11 15:26:07,901 INFO L167 Dispatcher]: Using SV-COMP mode [2018-04-11 15:26:07,922 INFO L167 Dispatcher]: Using SV-COMP mode [2018-04-11 15:26:08,047 INFO L175 PostProcessor]: Settings: Checked method=main [2018-04-11 15:26:08,080 INFO L175 PostProcessor]: Settings: Checked method=main [2018-04-11 15:26:08,087 INFO L100 SccComputation]: Graph consists of 0 InCaSumBalls and 112 non ball SCCs. Number of states in SCCs 112. [2018-04-11 15:26:08,120 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 03:26:08 WrapperNode [2018-04-11 15:26:08,121 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-04-11 15:26:08,121 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-04-11 15:26:08,121 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-04-11 15:26:08,121 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-04-11 15:26:08,132 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 03:26:08" (1/1) ... [2018-04-11 15:26:08,133 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 03:26:08" (1/1) ... [2018-04-11 15:26:08,144 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 03:26:08" (1/1) ... [2018-04-11 15:26:08,144 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 03:26:08" (1/1) ... [2018-04-11 15:26:08,151 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 03:26:08" (1/1) ... [2018-04-11 15:26:08,155 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 03:26:08" (1/1) ... [2018-04-11 15:26:08,157 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 03:26:08" (1/1) ... [2018-04-11 15:26:08,160 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-04-11 15:26:08,161 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-04-11 15:26:08,161 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-04-11 15:26:08,161 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-04-11 15:26:08,161 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 03:26:08" (1/1) ... No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-04-11 15:26:08,249 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-04-11 15:26:08,249 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-04-11 15:26:08,249 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fselectionsort_alloca_true_valid_memsafety_true_termination_i____bswap_32 [2018-04-11 15:26:08,249 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fselectionsort_alloca_true_valid_memsafety_true_termination_i____bswap_64 [2018-04-11 15:26:08,249 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fselectionsort_alloca_true_valid_memsafety_true_termination_i__SelectionSort [2018-04-11 15:26:08,250 INFO L136 BoogieDeclarations]: Found implementation of procedure main [2018-04-11 15:26:08,250 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fselectionsort_alloca_true_valid_memsafety_true_termination_i____bswap_32 [2018-04-11 15:26:08,250 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fselectionsort_alloca_true_valid_memsafety_true_termination_i____bswap_64 [2018-04-11 15:26:08,250 INFO L128 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2018-04-11 15:26:08,250 INFO L128 BoogieDeclarations]: Found specification of procedure atof [2018-04-11 15:26:08,250 INFO L128 BoogieDeclarations]: Found specification of procedure atoi [2018-04-11 15:26:08,250 INFO L128 BoogieDeclarations]: Found specification of procedure atol [2018-04-11 15:26:08,250 INFO L128 BoogieDeclarations]: Found specification of procedure atoll [2018-04-11 15:26:08,250 INFO L128 BoogieDeclarations]: Found specification of procedure strtod [2018-04-11 15:26:08,250 INFO L128 BoogieDeclarations]: Found specification of procedure strtof [2018-04-11 15:26:08,250 INFO L128 BoogieDeclarations]: Found specification of procedure strtold [2018-04-11 15:26:08,251 INFO L128 BoogieDeclarations]: Found specification of procedure strtol [2018-04-11 15:26:08,251 INFO L128 BoogieDeclarations]: Found specification of procedure strtoul [2018-04-11 15:26:08,251 INFO L128 BoogieDeclarations]: Found specification of procedure strtoq [2018-04-11 15:26:08,251 INFO L128 BoogieDeclarations]: Found specification of procedure strtouq [2018-04-11 15:26:08,251 INFO L128 BoogieDeclarations]: Found specification of procedure strtoll [2018-04-11 15:26:08,251 INFO L128 BoogieDeclarations]: Found specification of procedure strtoull [2018-04-11 15:26:08,251 INFO L128 BoogieDeclarations]: Found specification of procedure l64a [2018-04-11 15:26:08,251 INFO L128 BoogieDeclarations]: Found specification of procedure a64l [2018-04-11 15:26:08,251 INFO L128 BoogieDeclarations]: Found specification of procedure select [2018-04-11 15:26:08,251 INFO L128 BoogieDeclarations]: Found specification of procedure pselect [2018-04-11 15:26:08,251 INFO L128 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2018-04-11 15:26:08,252 INFO L128 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2018-04-11 15:26:08,252 INFO L128 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2018-04-11 15:26:08,252 INFO L128 BoogieDeclarations]: Found specification of procedure random [2018-04-11 15:26:08,252 INFO L128 BoogieDeclarations]: Found specification of procedure srandom [2018-04-11 15:26:08,252 INFO L128 BoogieDeclarations]: Found specification of procedure initstate [2018-04-11 15:26:08,252 INFO L128 BoogieDeclarations]: Found specification of procedure setstate [2018-04-11 15:26:08,252 INFO L128 BoogieDeclarations]: Found specification of procedure random_r [2018-04-11 15:26:08,252 INFO L128 BoogieDeclarations]: Found specification of procedure srandom_r [2018-04-11 15:26:08,252 INFO L128 BoogieDeclarations]: Found specification of procedure initstate_r [2018-04-11 15:26:08,252 INFO L128 BoogieDeclarations]: Found specification of procedure setstate_r [2018-04-11 15:26:08,253 INFO L128 BoogieDeclarations]: Found specification of procedure rand [2018-04-11 15:26:08,253 INFO L128 BoogieDeclarations]: Found specification of procedure srand [2018-04-11 15:26:08,253 INFO L128 BoogieDeclarations]: Found specification of procedure rand_r [2018-04-11 15:26:08,253 INFO L128 BoogieDeclarations]: Found specification of procedure drand48 [2018-04-11 15:26:08,253 INFO L128 BoogieDeclarations]: Found specification of procedure erand48 [2018-04-11 15:26:08,253 INFO L128 BoogieDeclarations]: Found specification of procedure lrand48 [2018-04-11 15:26:08,253 INFO L128 BoogieDeclarations]: Found specification of procedure nrand48 [2018-04-11 15:26:08,253 INFO L128 BoogieDeclarations]: Found specification of procedure mrand48 [2018-04-11 15:26:08,253 INFO L128 BoogieDeclarations]: Found specification of procedure jrand48 [2018-04-11 15:26:08,254 INFO L128 BoogieDeclarations]: Found specification of procedure srand48 [2018-04-11 15:26:08,254 INFO L128 BoogieDeclarations]: Found specification of procedure seed48 [2018-04-11 15:26:08,254 INFO L128 BoogieDeclarations]: Found specification of procedure lcong48 [2018-04-11 15:26:08,254 INFO L128 BoogieDeclarations]: Found specification of procedure drand48_r [2018-04-11 15:26:08,254 INFO L128 BoogieDeclarations]: Found specification of procedure erand48_r [2018-04-11 15:26:08,254 INFO L128 BoogieDeclarations]: Found specification of procedure lrand48_r [2018-04-11 15:26:08,254 INFO L128 BoogieDeclarations]: Found specification of procedure nrand48_r [2018-04-11 15:26:08,254 INFO L128 BoogieDeclarations]: Found specification of procedure mrand48_r [2018-04-11 15:26:08,254 INFO L128 BoogieDeclarations]: Found specification of procedure jrand48_r [2018-04-11 15:26:08,255 INFO L128 BoogieDeclarations]: Found specification of procedure srand48_r [2018-04-11 15:26:08,255 INFO L128 BoogieDeclarations]: Found specification of procedure seed48_r [2018-04-11 15:26:08,255 INFO L128 BoogieDeclarations]: Found specification of procedure lcong48_r [2018-04-11 15:26:08,255 INFO L128 BoogieDeclarations]: Found specification of procedure malloc [2018-04-11 15:26:08,255 INFO L128 BoogieDeclarations]: Found specification of procedure calloc [2018-04-11 15:26:08,255 INFO L128 BoogieDeclarations]: Found specification of procedure realloc [2018-04-11 15:26:08,255 INFO L128 BoogieDeclarations]: Found specification of procedure free [2018-04-11 15:26:08,255 INFO L128 BoogieDeclarations]: Found specification of procedure cfree [2018-04-11 15:26:08,255 INFO L128 BoogieDeclarations]: Found specification of procedure alloca [2018-04-11 15:26:08,255 INFO L128 BoogieDeclarations]: Found specification of procedure valloc [2018-04-11 15:26:08,255 INFO L128 BoogieDeclarations]: Found specification of procedure posix_memalign [2018-04-11 15:26:08,256 INFO L128 BoogieDeclarations]: Found specification of procedure abort [2018-04-11 15:26:08,256 INFO L128 BoogieDeclarations]: Found specification of procedure atexit [2018-04-11 15:26:08,256 INFO L128 BoogieDeclarations]: Found specification of procedure on_exit [2018-04-11 15:26:08,256 INFO L128 BoogieDeclarations]: Found specification of procedure exit [2018-04-11 15:26:08,256 INFO L128 BoogieDeclarations]: Found specification of procedure _Exit [2018-04-11 15:26:08,256 INFO L128 BoogieDeclarations]: Found specification of procedure getenv [2018-04-11 15:26:08,256 INFO L128 BoogieDeclarations]: Found specification of procedure putenv [2018-04-11 15:26:08,256 INFO L128 BoogieDeclarations]: Found specification of procedure setenv [2018-04-11 15:26:08,256 INFO L128 BoogieDeclarations]: Found specification of procedure unsetenv [2018-04-11 15:26:08,256 INFO L128 BoogieDeclarations]: Found specification of procedure clearenv [2018-04-11 15:26:08,257 INFO L128 BoogieDeclarations]: Found specification of procedure mktemp [2018-04-11 15:26:08,257 INFO L128 BoogieDeclarations]: Found specification of procedure mkstemp [2018-04-11 15:26:08,257 INFO L128 BoogieDeclarations]: Found specification of procedure mkstemps [2018-04-11 15:26:08,257 INFO L128 BoogieDeclarations]: Found specification of procedure mkdtemp [2018-04-11 15:26:08,257 INFO L128 BoogieDeclarations]: Found specification of procedure system [2018-04-11 15:26:08,257 INFO L128 BoogieDeclarations]: Found specification of procedure realpath [2018-04-11 15:26:08,257 INFO L128 BoogieDeclarations]: Found specification of procedure bsearch [2018-04-11 15:26:08,257 INFO L128 BoogieDeclarations]: Found specification of procedure qsort [2018-04-11 15:26:08,257 INFO L128 BoogieDeclarations]: Found specification of procedure abs [2018-04-11 15:26:08,257 INFO L128 BoogieDeclarations]: Found specification of procedure labs [2018-04-11 15:26:08,257 INFO L128 BoogieDeclarations]: Found specification of procedure llabs [2018-04-11 15:26:08,257 INFO L128 BoogieDeclarations]: Found specification of procedure div [2018-04-11 15:26:08,257 INFO L128 BoogieDeclarations]: Found specification of procedure ldiv [2018-04-11 15:26:08,257 INFO L128 BoogieDeclarations]: Found specification of procedure lldiv [2018-04-11 15:26:08,257 INFO L128 BoogieDeclarations]: Found specification of procedure ecvt [2018-04-11 15:26:08,257 INFO L128 BoogieDeclarations]: Found specification of procedure fcvt [2018-04-11 15:26:08,258 INFO L128 BoogieDeclarations]: Found specification of procedure gcvt [2018-04-11 15:26:08,258 INFO L128 BoogieDeclarations]: Found specification of procedure qecvt [2018-04-11 15:26:08,258 INFO L128 BoogieDeclarations]: Found specification of procedure qfcvt [2018-04-11 15:26:08,258 INFO L128 BoogieDeclarations]: Found specification of procedure qgcvt [2018-04-11 15:26:08,258 INFO L128 BoogieDeclarations]: Found specification of procedure ecvt_r [2018-04-11 15:26:08,258 INFO L128 BoogieDeclarations]: Found specification of procedure fcvt_r [2018-04-11 15:26:08,258 INFO L128 BoogieDeclarations]: Found specification of procedure qecvt_r [2018-04-11 15:26:08,258 INFO L128 BoogieDeclarations]: Found specification of procedure qfcvt_r [2018-04-11 15:26:08,258 INFO L128 BoogieDeclarations]: Found specification of procedure mblen [2018-04-11 15:26:08,258 INFO L128 BoogieDeclarations]: Found specification of procedure mbtowc [2018-04-11 15:26:08,258 INFO L128 BoogieDeclarations]: Found specification of procedure wctomb [2018-04-11 15:26:08,259 INFO L128 BoogieDeclarations]: Found specification of procedure mbstowcs [2018-04-11 15:26:08,259 INFO L128 BoogieDeclarations]: Found specification of procedure wcstombs [2018-04-11 15:26:08,259 INFO L128 BoogieDeclarations]: Found specification of procedure rpmatch [2018-04-11 15:26:08,259 INFO L128 BoogieDeclarations]: Found specification of procedure getsubopt [2018-04-11 15:26:08,259 INFO L128 BoogieDeclarations]: Found specification of procedure getloadavg [2018-04-11 15:26:08,259 INFO L128 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-04-11 15:26:08,259 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fselectionsort_alloca_true_valid_memsafety_true_termination_i__SelectionSort [2018-04-11 15:26:08,259 INFO L128 BoogieDeclarations]: Found specification of procedure read~int [2018-04-11 15:26:08,259 INFO L128 BoogieDeclarations]: Found specification of procedure write~int [2018-04-11 15:26:08,259 INFO L128 BoogieDeclarations]: Found specification of procedure main [2018-04-11 15:26:08,260 INFO L128 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-04-11 15:26:08,260 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-04-11 15:26:08,260 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-04-11 15:26:08,260 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-04-11 15:26:08,260 INFO L128 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2018-04-11 15:26:08,525 INFO L259 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-04-11 15:26:08,526 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.04 03:26:08 BoogieIcfgContainer [2018-04-11 15:26:08,526 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-04-11 15:26:08,526 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-04-11 15:26:08,526 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-04-11 15:26:08,528 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-04-11 15:26:08,529 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.04 03:26:07" (1/3) ... [2018-04-11 15:26:08,529 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2a7388f0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.04 03:26:08, skipping insertion in model container [2018-04-11 15:26:08,529 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 03:26:08" (2/3) ... [2018-04-11 15:26:08,530 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2a7388f0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.04 03:26:08, skipping insertion in model container [2018-04-11 15:26:08,530 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.04 03:26:08" (3/3) ... [2018-04-11 15:26:08,532 INFO L107 eAbstractionObserver]: Analyzing ICFG selectionsort-alloca_true-valid-memsafety_true-termination.i [2018-04-11 15:26:08,540 INFO L131 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-04-11 15:26:08,545 INFO L143 ceAbstractionStarter]: Appying trace abstraction to program that has 13 error locations. [2018-04-11 15:26:08,575 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2018-04-11 15:26:08,575 INFO L369 AbstractCegarLoop]: Interprodecural is true [2018-04-11 15:26:08,576 INFO L370 AbstractCegarLoop]: Hoare is false [2018-04-11 15:26:08,576 INFO L371 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-04-11 15:26:08,576 INFO L372 AbstractCegarLoop]: Backedges is TWOTRACK [2018-04-11 15:26:08,576 INFO L373 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-04-11 15:26:08,576 INFO L374 AbstractCegarLoop]: Difference is false [2018-04-11 15:26:08,576 INFO L375 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-04-11 15:26:08,576 INFO L380 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-04-11 15:26:08,576 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-04-11 15:26:08,583 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states. [2018-04-11 15:26:08,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-04-11 15:26:08,589 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 15:26:08,589 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 15:26:08,589 INFO L408 AbstractCegarLoop]: === Iteration 1 === [mainErr0EnsuresViolationMEMORY_LEAK, __U_MULTI_fselectionsort_alloca_true_valid_memsafety_true_termination_i__SelectionSortErr1RequiresViolation, __U_MULTI_fselectionsort_alloca_true_valid_memsafety_true_termination_i__SelectionSortErr10RequiresViolation, __U_MULTI_fselectionsort_alloca_true_valid_memsafety_true_termination_i__SelectionSortErr3RequiresViolation, __U_MULTI_fselectionsort_alloca_true_valid_memsafety_true_termination_i__SelectionSortErr6RequiresViolation, __U_MULTI_fselectionsort_alloca_true_valid_memsafety_true_termination_i__SelectionSortErr7RequiresViolation, __U_MULTI_fselectionsort_alloca_true_valid_memsafety_true_termination_i__SelectionSortErr8RequiresViolation, __U_MULTI_fselectionsort_alloca_true_valid_memsafety_true_termination_i__SelectionSortErr0RequiresViolation, __U_MULTI_fselectionsort_alloca_true_valid_memsafety_true_termination_i__SelectionSortErr2RequiresViolation, __U_MULTI_fselectionsort_alloca_true_valid_memsafety_true_termination_i__SelectionSortErr9RequiresViolation, __U_MULTI_fselectionsort_alloca_true_valid_memsafety_true_termination_i__SelectionSortErr11RequiresViolation, __U_MULTI_fselectionsort_alloca_true_valid_memsafety_true_termination_i__SelectionSortErr5RequiresViolation, __U_MULTI_fselectionsort_alloca_true_valid_memsafety_true_termination_i__SelectionSortErr4RequiresViolation]=== [2018-04-11 15:26:08,592 INFO L82 PathProgramCache]: Analyzing trace with hash -431653519, now seen corresponding path program 1 times [2018-04-11 15:26:08,593 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-11 15:26:08,593 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-11 15:26:08,620 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 15:26:08,620 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 15:26:08,620 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 15:26:08,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 15:26:08,658 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 15:26:08,682 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 15:26:08,684 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-11 15:26:08,685 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-04-11 15:26:08,686 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-04-11 15:26:08,695 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-04-11 15:26:08,696 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-04-11 15:26:08,698 INFO L87 Difference]: Start difference. First operand 48 states. Second operand 2 states. [2018-04-11 15:26:08,714 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 15:26:08,714 INFO L93 Difference]: Finished difference Result 48 states and 51 transitions. [2018-04-11 15:26:08,714 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-04-11 15:26:08,715 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 15 [2018-04-11 15:26:08,716 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 15:26:08,720 INFO L225 Difference]: With dead ends: 48 [2018-04-11 15:26:08,720 INFO L226 Difference]: Without dead ends: 45 [2018-04-11 15:26:08,721 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-04-11 15:26:08,732 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 45 states. [2018-04-11 15:26:08,745 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 45 to 45. [2018-04-11 15:26:08,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 45 states. [2018-04-11 15:26:08,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 45 states and 48 transitions. [2018-04-11 15:26:08,747 INFO L78 Accepts]: Start accepts. Automaton has 45 states and 48 transitions. Word has length 15 [2018-04-11 15:26:08,747 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 15:26:08,747 INFO L459 AbstractCegarLoop]: Abstraction has 45 states and 48 transitions. [2018-04-11 15:26:08,747 INFO L460 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-04-11 15:26:08,747 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 48 transitions. [2018-04-11 15:26:08,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-04-11 15:26:08,748 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 15:26:08,748 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 15:26:08,748 INFO L408 AbstractCegarLoop]: === Iteration 2 === [mainErr0EnsuresViolationMEMORY_LEAK, __U_MULTI_fselectionsort_alloca_true_valid_memsafety_true_termination_i__SelectionSortErr1RequiresViolation, __U_MULTI_fselectionsort_alloca_true_valid_memsafety_true_termination_i__SelectionSortErr10RequiresViolation, __U_MULTI_fselectionsort_alloca_true_valid_memsafety_true_termination_i__SelectionSortErr3RequiresViolation, __U_MULTI_fselectionsort_alloca_true_valid_memsafety_true_termination_i__SelectionSortErr6RequiresViolation, __U_MULTI_fselectionsort_alloca_true_valid_memsafety_true_termination_i__SelectionSortErr7RequiresViolation, __U_MULTI_fselectionsort_alloca_true_valid_memsafety_true_termination_i__SelectionSortErr8RequiresViolation, __U_MULTI_fselectionsort_alloca_true_valid_memsafety_true_termination_i__SelectionSortErr0RequiresViolation, __U_MULTI_fselectionsort_alloca_true_valid_memsafety_true_termination_i__SelectionSortErr2RequiresViolation, __U_MULTI_fselectionsort_alloca_true_valid_memsafety_true_termination_i__SelectionSortErr9RequiresViolation, __U_MULTI_fselectionsort_alloca_true_valid_memsafety_true_termination_i__SelectionSortErr11RequiresViolation, __U_MULTI_fselectionsort_alloca_true_valid_memsafety_true_termination_i__SelectionSortErr5RequiresViolation, __U_MULTI_fselectionsort_alloca_true_valid_memsafety_true_termination_i__SelectionSortErr4RequiresViolation]=== [2018-04-11 15:26:08,748 INFO L82 PathProgramCache]: Analyzing trace with hash -496377005, now seen corresponding path program 1 times [2018-04-11 15:26:08,748 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-11 15:26:08,748 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-11 15:26:08,749 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 15:26:08,749 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 15:26:08,749 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 15:26:08,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 15:26:08,761 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 15:26:08,808 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 15:26:08,808 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-11 15:26:08,808 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-04-11 15:26:08,809 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-04-11 15:26:08,809 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-04-11 15:26:08,809 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-04-11 15:26:08,809 INFO L87 Difference]: Start difference. First operand 45 states and 48 transitions. Second operand 6 states. [2018-04-11 15:26:08,908 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 15:26:08,908 INFO L93 Difference]: Finished difference Result 39 states and 42 transitions. [2018-04-11 15:26:08,908 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-04-11 15:26:08,908 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 16 [2018-04-11 15:26:08,908 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 15:26:08,909 INFO L225 Difference]: With dead ends: 39 [2018-04-11 15:26:08,909 INFO L226 Difference]: Without dead ends: 39 [2018-04-11 15:26:08,909 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2018-04-11 15:26:08,910 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 39 states. [2018-04-11 15:26:08,911 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 39 to 39. [2018-04-11 15:26:08,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 39 states. [2018-04-11 15:26:08,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 39 states and 42 transitions. [2018-04-11 15:26:08,912 INFO L78 Accepts]: Start accepts. Automaton has 39 states and 42 transitions. Word has length 16 [2018-04-11 15:26:08,912 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 15:26:08,912 INFO L459 AbstractCegarLoop]: Abstraction has 39 states and 42 transitions. [2018-04-11 15:26:08,912 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-04-11 15:26:08,912 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 42 transitions. [2018-04-11 15:26:08,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-04-11 15:26:08,912 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 15:26:08,912 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 15:26:08,912 INFO L408 AbstractCegarLoop]: === Iteration 3 === [mainErr0EnsuresViolationMEMORY_LEAK, __U_MULTI_fselectionsort_alloca_true_valid_memsafety_true_termination_i__SelectionSortErr1RequiresViolation, __U_MULTI_fselectionsort_alloca_true_valid_memsafety_true_termination_i__SelectionSortErr10RequiresViolation, __U_MULTI_fselectionsort_alloca_true_valid_memsafety_true_termination_i__SelectionSortErr3RequiresViolation, __U_MULTI_fselectionsort_alloca_true_valid_memsafety_true_termination_i__SelectionSortErr6RequiresViolation, __U_MULTI_fselectionsort_alloca_true_valid_memsafety_true_termination_i__SelectionSortErr7RequiresViolation, __U_MULTI_fselectionsort_alloca_true_valid_memsafety_true_termination_i__SelectionSortErr8RequiresViolation, __U_MULTI_fselectionsort_alloca_true_valid_memsafety_true_termination_i__SelectionSortErr0RequiresViolation, __U_MULTI_fselectionsort_alloca_true_valid_memsafety_true_termination_i__SelectionSortErr2RequiresViolation, __U_MULTI_fselectionsort_alloca_true_valid_memsafety_true_termination_i__SelectionSortErr9RequiresViolation, __U_MULTI_fselectionsort_alloca_true_valid_memsafety_true_termination_i__SelectionSortErr11RequiresViolation, __U_MULTI_fselectionsort_alloca_true_valid_memsafety_true_termination_i__SelectionSortErr5RequiresViolation, __U_MULTI_fselectionsort_alloca_true_valid_memsafety_true_termination_i__SelectionSortErr4RequiresViolation]=== [2018-04-11 15:26:08,913 INFO L82 PathProgramCache]: Analyzing trace with hash -496377004, now seen corresponding path program 1 times [2018-04-11 15:26:08,913 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-11 15:26:08,913 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-11 15:26:08,913 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 15:26:08,913 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 15:26:08,913 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 15:26:08,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 15:26:08,923 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 15:26:08,943 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 15:26:08,943 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-11 15:26:08,943 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-04-11 15:26:08,944 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-04-11 15:26:08,944 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-04-11 15:26:08,944 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-04-11 15:26:08,944 INFO L87 Difference]: Start difference. First operand 39 states and 42 transitions. Second operand 3 states. [2018-04-11 15:26:08,958 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 15:26:08,958 INFO L93 Difference]: Finished difference Result 41 states and 44 transitions. [2018-04-11 15:26:08,958 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-04-11 15:26:08,959 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 16 [2018-04-11 15:26:08,959 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 15:26:08,959 INFO L225 Difference]: With dead ends: 41 [2018-04-11 15:26:08,959 INFO L226 Difference]: Without dead ends: 41 [2018-04-11 15:26:08,959 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-04-11 15:26:08,960 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 41 states. [2018-04-11 15:26:08,961 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 41 to 41. [2018-04-11 15:26:08,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 41 states. [2018-04-11 15:26:08,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 41 states and 44 transitions. [2018-04-11 15:26:08,962 INFO L78 Accepts]: Start accepts. Automaton has 41 states and 44 transitions. Word has length 16 [2018-04-11 15:26:08,962 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 15:26:08,962 INFO L459 AbstractCegarLoop]: Abstraction has 41 states and 44 transitions. [2018-04-11 15:26:08,962 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-04-11 15:26:08,962 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 44 transitions. [2018-04-11 15:26:08,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-04-11 15:26:08,962 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 15:26:08,962 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 15:26:08,962 INFO L408 AbstractCegarLoop]: === Iteration 4 === [mainErr0EnsuresViolationMEMORY_LEAK, __U_MULTI_fselectionsort_alloca_true_valid_memsafety_true_termination_i__SelectionSortErr1RequiresViolation, __U_MULTI_fselectionsort_alloca_true_valid_memsafety_true_termination_i__SelectionSortErr10RequiresViolation, __U_MULTI_fselectionsort_alloca_true_valid_memsafety_true_termination_i__SelectionSortErr3RequiresViolation, __U_MULTI_fselectionsort_alloca_true_valid_memsafety_true_termination_i__SelectionSortErr6RequiresViolation, __U_MULTI_fselectionsort_alloca_true_valid_memsafety_true_termination_i__SelectionSortErr7RequiresViolation, __U_MULTI_fselectionsort_alloca_true_valid_memsafety_true_termination_i__SelectionSortErr8RequiresViolation, __U_MULTI_fselectionsort_alloca_true_valid_memsafety_true_termination_i__SelectionSortErr0RequiresViolation, __U_MULTI_fselectionsort_alloca_true_valid_memsafety_true_termination_i__SelectionSortErr2RequiresViolation, __U_MULTI_fselectionsort_alloca_true_valid_memsafety_true_termination_i__SelectionSortErr9RequiresViolation, __U_MULTI_fselectionsort_alloca_true_valid_memsafety_true_termination_i__SelectionSortErr11RequiresViolation, __U_MULTI_fselectionsort_alloca_true_valid_memsafety_true_termination_i__SelectionSortErr5RequiresViolation, __U_MULTI_fselectionsort_alloca_true_valid_memsafety_true_termination_i__SelectionSortErr4RequiresViolation]=== [2018-04-11 15:26:08,963 INFO L82 PathProgramCache]: Analyzing trace with hash -496376958, now seen corresponding path program 1 times [2018-04-11 15:26:08,963 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-11 15:26:08,963 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-11 15:26:08,963 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 15:26:08,963 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 15:26:08,963 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 15:26:08,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 15:26:08,971 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 15:26:09,066 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 15:26:09,067 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-11 15:26:09,067 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-04-11 15:26:09,067 INFO L442 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-04-11 15:26:09,067 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-04-11 15:26:09,068 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2018-04-11 15:26:09,068 INFO L87 Difference]: Start difference. First operand 41 states and 44 transitions. Second operand 8 states. [2018-04-11 15:26:09,281 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 15:26:09,281 INFO L93 Difference]: Finished difference Result 69 states and 76 transitions. [2018-04-11 15:26:09,282 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-04-11 15:26:09,282 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 16 [2018-04-11 15:26:09,282 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 15:26:09,284 INFO L225 Difference]: With dead ends: 69 [2018-04-11 15:26:09,285 INFO L226 Difference]: Without dead ends: 69 [2018-04-11 15:26:09,285 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=41, Invalid=115, Unknown=0, NotChecked=0, Total=156 [2018-04-11 15:26:09,286 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 69 states. [2018-04-11 15:26:09,289 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 69 to 51. [2018-04-11 15:26:09,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 51 states. [2018-04-11 15:26:09,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 51 states and 58 transitions. [2018-04-11 15:26:09,290 INFO L78 Accepts]: Start accepts. Automaton has 51 states and 58 transitions. Word has length 16 [2018-04-11 15:26:09,290 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 15:26:09,290 INFO L459 AbstractCegarLoop]: Abstraction has 51 states and 58 transitions. [2018-04-11 15:26:09,291 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-04-11 15:26:09,291 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 58 transitions. [2018-04-11 15:26:09,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-04-11 15:26:09,291 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 15:26:09,291 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 15:26:09,291 INFO L408 AbstractCegarLoop]: === Iteration 5 === [mainErr0EnsuresViolationMEMORY_LEAK, __U_MULTI_fselectionsort_alloca_true_valid_memsafety_true_termination_i__SelectionSortErr1RequiresViolation, __U_MULTI_fselectionsort_alloca_true_valid_memsafety_true_termination_i__SelectionSortErr10RequiresViolation, __U_MULTI_fselectionsort_alloca_true_valid_memsafety_true_termination_i__SelectionSortErr3RequiresViolation, __U_MULTI_fselectionsort_alloca_true_valid_memsafety_true_termination_i__SelectionSortErr6RequiresViolation, __U_MULTI_fselectionsort_alloca_true_valid_memsafety_true_termination_i__SelectionSortErr7RequiresViolation, __U_MULTI_fselectionsort_alloca_true_valid_memsafety_true_termination_i__SelectionSortErr8RequiresViolation, __U_MULTI_fselectionsort_alloca_true_valid_memsafety_true_termination_i__SelectionSortErr0RequiresViolation, __U_MULTI_fselectionsort_alloca_true_valid_memsafety_true_termination_i__SelectionSortErr2RequiresViolation, __U_MULTI_fselectionsort_alloca_true_valid_memsafety_true_termination_i__SelectionSortErr9RequiresViolation, __U_MULTI_fselectionsort_alloca_true_valid_memsafety_true_termination_i__SelectionSortErr11RequiresViolation, __U_MULTI_fselectionsort_alloca_true_valid_memsafety_true_termination_i__SelectionSortErr5RequiresViolation, __U_MULTI_fselectionsort_alloca_true_valid_memsafety_true_termination_i__SelectionSortErr4RequiresViolation]=== [2018-04-11 15:26:09,292 INFO L82 PathProgramCache]: Analyzing trace with hash 1792183448, now seen corresponding path program 1 times [2018-04-11 15:26:09,292 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-11 15:26:09,292 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-11 15:26:09,293 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 15:26:09,293 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 15:26:09,293 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 15:26:09,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 15:26:09,304 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 15:26:09,351 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 15:26:09,351 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-11 15:26:09,351 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-04-11 15:26:09,351 INFO L442 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-04-11 15:26:09,351 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-04-11 15:26:09,351 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2018-04-11 15:26:09,352 INFO L87 Difference]: Start difference. First operand 51 states and 58 transitions. Second operand 8 states. [2018-04-11 15:26:09,484 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 15:26:09,484 INFO L93 Difference]: Finished difference Result 83 states and 92 transitions. [2018-04-11 15:26:09,485 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-04-11 15:26:09,485 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 17 [2018-04-11 15:26:09,485 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 15:26:09,486 INFO L225 Difference]: With dead ends: 83 [2018-04-11 15:26:09,486 INFO L226 Difference]: Without dead ends: 83 [2018-04-11 15:26:09,486 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=42, Invalid=114, Unknown=0, NotChecked=0, Total=156 [2018-04-11 15:26:09,487 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 83 states. [2018-04-11 15:26:09,490 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 83 to 63. [2018-04-11 15:26:09,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 63 states. [2018-04-11 15:26:09,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 63 states and 72 transitions. [2018-04-11 15:26:09,491 INFO L78 Accepts]: Start accepts. Automaton has 63 states and 72 transitions. Word has length 17 [2018-04-11 15:26:09,492 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 15:26:09,492 INFO L459 AbstractCegarLoop]: Abstraction has 63 states and 72 transitions. [2018-04-11 15:26:09,492 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-04-11 15:26:09,492 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 72 transitions. [2018-04-11 15:26:09,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-04-11 15:26:09,492 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 15:26:09,492 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 15:26:09,493 INFO L408 AbstractCegarLoop]: === Iteration 6 === [mainErr0EnsuresViolationMEMORY_LEAK, __U_MULTI_fselectionsort_alloca_true_valid_memsafety_true_termination_i__SelectionSortErr1RequiresViolation, __U_MULTI_fselectionsort_alloca_true_valid_memsafety_true_termination_i__SelectionSortErr10RequiresViolation, __U_MULTI_fselectionsort_alloca_true_valid_memsafety_true_termination_i__SelectionSortErr3RequiresViolation, __U_MULTI_fselectionsort_alloca_true_valid_memsafety_true_termination_i__SelectionSortErr6RequiresViolation, __U_MULTI_fselectionsort_alloca_true_valid_memsafety_true_termination_i__SelectionSortErr7RequiresViolation, __U_MULTI_fselectionsort_alloca_true_valid_memsafety_true_termination_i__SelectionSortErr8RequiresViolation, __U_MULTI_fselectionsort_alloca_true_valid_memsafety_true_termination_i__SelectionSortErr0RequiresViolation, __U_MULTI_fselectionsort_alloca_true_valid_memsafety_true_termination_i__SelectionSortErr2RequiresViolation, __U_MULTI_fselectionsort_alloca_true_valid_memsafety_true_termination_i__SelectionSortErr9RequiresViolation, __U_MULTI_fselectionsort_alloca_true_valid_memsafety_true_termination_i__SelectionSortErr11RequiresViolation, __U_MULTI_fselectionsort_alloca_true_valid_memsafety_true_termination_i__SelectionSortErr5RequiresViolation, __U_MULTI_fselectionsort_alloca_true_valid_memsafety_true_termination_i__SelectionSortErr4RequiresViolation]=== [2018-04-11 15:26:09,493 INFO L82 PathProgramCache]: Analyzing trace with hash -536010007, now seen corresponding path program 1 times [2018-04-11 15:26:09,493 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-11 15:26:09,493 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-11 15:26:09,494 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 15:26:09,494 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 15:26:09,494 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 15:26:09,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 15:26:09,504 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 15:26:09,508 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-11 15:26:09,508 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-11 15:26:09,508 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-11 15:26:09,509 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 15:26:09,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 15:26:09,530 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-11 15:26:09,569 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 15:26:09,574 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 5 [2018-04-11 15:26:09,574 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 15:26:09,576 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-11 15:26:09,576 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:12, output treesize:5 [2018-04-11 15:26:09,598 WARN L1033 $PredicateComparison]: unable to prove that (exists ((|main_#t~malloc9.base| Int)) (and (= (store |c_old(#valid)| |main_#t~malloc9.base| 0) |c_#valid|) (= 0 (select |c_old(#valid)| |main_#t~malloc9.base|)))) is different from true [2018-04-11 15:26:09,602 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 15:26:09,602 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-11 15:26:09,602 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-04-11 15:26:09,603 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-04-11 15:26:09,603 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-04-11 15:26:09,603 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=13, Unknown=1, NotChecked=6, Total=30 [2018-04-11 15:26:09,603 INFO L87 Difference]: Start difference. First operand 63 states and 72 transitions. Second operand 6 states. [2018-04-11 15:26:09,712 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 15:26:09,712 INFO L93 Difference]: Finished difference Result 62 states and 71 transitions. [2018-04-11 15:26:09,713 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-04-11 15:26:09,713 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 19 [2018-04-11 15:26:09,713 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 15:26:09,714 INFO L225 Difference]: With dead ends: 62 [2018-04-11 15:26:09,714 INFO L226 Difference]: Without dead ends: 56 [2018-04-11 15:26:09,714 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 13 SyntacticMatches, 1 SemanticMatches, 6 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=28, Unknown=1, NotChecked=10, Total=56 [2018-04-11 15:26:09,714 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 56 states. [2018-04-11 15:26:09,716 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 56 to 56. [2018-04-11 15:26:09,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 56 states. [2018-04-11 15:26:09,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 56 states and 64 transitions. [2018-04-11 15:26:09,717 INFO L78 Accepts]: Start accepts. Automaton has 56 states and 64 transitions. Word has length 19 [2018-04-11 15:26:09,718 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 15:26:09,718 INFO L459 AbstractCegarLoop]: Abstraction has 56 states and 64 transitions. [2018-04-11 15:26:09,718 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-04-11 15:26:09,718 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 64 transitions. [2018-04-11 15:26:09,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-04-11 15:26:09,718 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 15:26:09,718 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] [2018-04-11 15:26:09,720 INFO L408 AbstractCegarLoop]: === Iteration 7 === [mainErr0EnsuresViolationMEMORY_LEAK, __U_MULTI_fselectionsort_alloca_true_valid_memsafety_true_termination_i__SelectionSortErr1RequiresViolation, __U_MULTI_fselectionsort_alloca_true_valid_memsafety_true_termination_i__SelectionSortErr10RequiresViolation, __U_MULTI_fselectionsort_alloca_true_valid_memsafety_true_termination_i__SelectionSortErr3RequiresViolation, __U_MULTI_fselectionsort_alloca_true_valid_memsafety_true_termination_i__SelectionSortErr6RequiresViolation, __U_MULTI_fselectionsort_alloca_true_valid_memsafety_true_termination_i__SelectionSortErr7RequiresViolation, __U_MULTI_fselectionsort_alloca_true_valid_memsafety_true_termination_i__SelectionSortErr8RequiresViolation, __U_MULTI_fselectionsort_alloca_true_valid_memsafety_true_termination_i__SelectionSortErr0RequiresViolation, __U_MULTI_fselectionsort_alloca_true_valid_memsafety_true_termination_i__SelectionSortErr2RequiresViolation, __U_MULTI_fselectionsort_alloca_true_valid_memsafety_true_termination_i__SelectionSortErr9RequiresViolation, __U_MULTI_fselectionsort_alloca_true_valid_memsafety_true_termination_i__SelectionSortErr11RequiresViolation, __U_MULTI_fselectionsort_alloca_true_valid_memsafety_true_termination_i__SelectionSortErr5RequiresViolation, __U_MULTI_fselectionsort_alloca_true_valid_memsafety_true_termination_i__SelectionSortErr4RequiresViolation]=== [2018-04-11 15:26:09,721 INFO L82 PathProgramCache]: Analyzing trace with hash 1885775400, now seen corresponding path program 1 times [2018-04-11 15:26:09,721 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-11 15:26:09,721 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-11 15:26:09,722 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 15:26:09,722 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 15:26:09,722 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 15:26:09,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 15:26:09,739 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 15:26:09,790 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 15:26:09,790 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-11 15:26:09,790 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-11 15:26:09,790 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 15:26:09,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 15:26:09,805 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-11 15:26:09,851 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 15:26:09,851 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-11 15:26:09,851 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 4] total 10 [2018-04-11 15:26:09,851 INFO L442 AbstractCegarLoop]: Interpolant automaton has 11 states [2018-04-11 15:26:09,851 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2018-04-11 15:26:09,852 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2018-04-11 15:26:09,852 INFO L87 Difference]: Start difference. First operand 56 states and 64 transitions. Second operand 11 states. [2018-04-11 15:26:10,096 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 15:26:10,096 INFO L93 Difference]: Finished difference Result 87 states and 96 transitions. [2018-04-11 15:26:10,096 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2018-04-11 15:26:10,096 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 22 [2018-04-11 15:26:10,097 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 15:26:10,098 INFO L225 Difference]: With dead ends: 87 [2018-04-11 15:26:10,098 INFO L226 Difference]: Without dead ends: 87 [2018-04-11 15:26:10,098 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 46 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=86, Invalid=294, Unknown=0, NotChecked=0, Total=380 [2018-04-11 15:26:10,098 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 87 states. [2018-04-11 15:26:10,100 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 87 to 54. [2018-04-11 15:26:10,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 54 states. [2018-04-11 15:26:10,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 54 states and 62 transitions. [2018-04-11 15:26:10,101 INFO L78 Accepts]: Start accepts. Automaton has 54 states and 62 transitions. Word has length 22 [2018-04-11 15:26:10,101 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 15:26:10,101 INFO L459 AbstractCegarLoop]: Abstraction has 54 states and 62 transitions. [2018-04-11 15:26:10,101 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states. [2018-04-11 15:26:10,101 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 62 transitions. [2018-04-11 15:26:10,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-04-11 15:26:10,101 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 15:26:10,101 INFO L355 BasicCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 15:26:10,102 INFO L408 AbstractCegarLoop]: === Iteration 8 === [mainErr0EnsuresViolationMEMORY_LEAK, __U_MULTI_fselectionsort_alloca_true_valid_memsafety_true_termination_i__SelectionSortErr1RequiresViolation, __U_MULTI_fselectionsort_alloca_true_valid_memsafety_true_termination_i__SelectionSortErr10RequiresViolation, __U_MULTI_fselectionsort_alloca_true_valid_memsafety_true_termination_i__SelectionSortErr3RequiresViolation, __U_MULTI_fselectionsort_alloca_true_valid_memsafety_true_termination_i__SelectionSortErr6RequiresViolation, __U_MULTI_fselectionsort_alloca_true_valid_memsafety_true_termination_i__SelectionSortErr7RequiresViolation, __U_MULTI_fselectionsort_alloca_true_valid_memsafety_true_termination_i__SelectionSortErr8RequiresViolation, __U_MULTI_fselectionsort_alloca_true_valid_memsafety_true_termination_i__SelectionSortErr0RequiresViolation, __U_MULTI_fselectionsort_alloca_true_valid_memsafety_true_termination_i__SelectionSortErr2RequiresViolation, __U_MULTI_fselectionsort_alloca_true_valid_memsafety_true_termination_i__SelectionSortErr9RequiresViolation, __U_MULTI_fselectionsort_alloca_true_valid_memsafety_true_termination_i__SelectionSortErr11RequiresViolation, __U_MULTI_fselectionsort_alloca_true_valid_memsafety_true_termination_i__SelectionSortErr5RequiresViolation, __U_MULTI_fselectionsort_alloca_true_valid_memsafety_true_termination_i__SelectionSortErr4RequiresViolation]=== [2018-04-11 15:26:10,102 INFO L82 PathProgramCache]: Analyzing trace with hash -1670503356, now seen corresponding path program 1 times [2018-04-11 15:26:10,102 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-11 15:26:10,102 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-11 15:26:10,102 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 15:26:10,102 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 15:26:10,102 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 15:26:10,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 15:26:10,108 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 15:26:10,136 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 15:26:10,136 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-11 15:26:10,137 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-11 15:26:10,137 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 15:26:10,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 15:26:10,151 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-11 15:26:10,203 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 15:26:10,203 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-11 15:26:10,203 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 9 [2018-04-11 15:26:10,204 INFO L442 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-04-11 15:26:10,204 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-04-11 15:26:10,207 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=67, Unknown=0, NotChecked=0, Total=90 [2018-04-11 15:26:10,207 INFO L87 Difference]: Start difference. First operand 54 states and 62 transitions. Second operand 10 states. [2018-04-11 15:26:10,397 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 15:26:10,397 INFO L93 Difference]: Finished difference Result 91 states and 102 transitions. [2018-04-11 15:26:10,398 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-04-11 15:26:10,398 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 23 [2018-04-11 15:26:10,398 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 15:26:10,398 INFO L225 Difference]: With dead ends: 91 [2018-04-11 15:26:10,398 INFO L226 Difference]: Without dead ends: 91 [2018-04-11 15:26:10,399 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 31 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=85, Invalid=187, Unknown=0, NotChecked=0, Total=272 [2018-04-11 15:26:10,399 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 91 states. [2018-04-11 15:26:10,401 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 91 to 42. [2018-04-11 15:26:10,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 42 states. [2018-04-11 15:26:10,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 42 states and 48 transitions. [2018-04-11 15:26:10,401 INFO L78 Accepts]: Start accepts. Automaton has 42 states and 48 transitions. Word has length 23 [2018-04-11 15:26:10,401 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 15:26:10,401 INFO L459 AbstractCegarLoop]: Abstraction has 42 states and 48 transitions. [2018-04-11 15:26:10,401 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-04-11 15:26:10,401 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 48 transitions. [2018-04-11 15:26:10,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-04-11 15:26:10,402 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 15:26:10,402 INFO L355 BasicCegarLoop]: trace histogram [3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 15:26:10,402 INFO L408 AbstractCegarLoop]: === Iteration 9 === [mainErr0EnsuresViolationMEMORY_LEAK, __U_MULTI_fselectionsort_alloca_true_valid_memsafety_true_termination_i__SelectionSortErr1RequiresViolation, __U_MULTI_fselectionsort_alloca_true_valid_memsafety_true_termination_i__SelectionSortErr10RequiresViolation, __U_MULTI_fselectionsort_alloca_true_valid_memsafety_true_termination_i__SelectionSortErr3RequiresViolation, __U_MULTI_fselectionsort_alloca_true_valid_memsafety_true_termination_i__SelectionSortErr6RequiresViolation, __U_MULTI_fselectionsort_alloca_true_valid_memsafety_true_termination_i__SelectionSortErr7RequiresViolation, __U_MULTI_fselectionsort_alloca_true_valid_memsafety_true_termination_i__SelectionSortErr8RequiresViolation, __U_MULTI_fselectionsort_alloca_true_valid_memsafety_true_termination_i__SelectionSortErr0RequiresViolation, __U_MULTI_fselectionsort_alloca_true_valid_memsafety_true_termination_i__SelectionSortErr2RequiresViolation, __U_MULTI_fselectionsort_alloca_true_valid_memsafety_true_termination_i__SelectionSortErr9RequiresViolation, __U_MULTI_fselectionsort_alloca_true_valid_memsafety_true_termination_i__SelectionSortErr11RequiresViolation, __U_MULTI_fselectionsort_alloca_true_valid_memsafety_true_termination_i__SelectionSortErr5RequiresViolation, __U_MULTI_fselectionsort_alloca_true_valid_memsafety_true_termination_i__SelectionSortErr4RequiresViolation]=== [2018-04-11 15:26:10,402 INFO L82 PathProgramCache]: Analyzing trace with hash -2024562435, now seen corresponding path program 1 times [2018-04-11 15:26:10,402 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-11 15:26:10,402 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-11 15:26:10,403 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 15:26:10,403 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 15:26:10,403 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 15:26:10,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 15:26:10,410 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 15:26:10,438 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 7 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 15:26:10,438 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-11 15:26:10,438 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-11 15:26:10,439 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 15:26:10,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 15:26:10,453 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-11 15:26:10,459 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 7 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 15:26:10,459 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-11 15:26:10,459 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 6 [2018-04-11 15:26:10,459 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-04-11 15:26:10,460 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-04-11 15:26:10,460 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2018-04-11 15:26:10,460 INFO L87 Difference]: Start difference. First operand 42 states and 48 transitions. Second operand 6 states. [2018-04-11 15:26:10,487 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 15:26:10,487 INFO L93 Difference]: Finished difference Result 71 states and 81 transitions. [2018-04-11 15:26:10,487 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-04-11 15:26:10,487 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 33 [2018-04-11 15:26:10,487 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 15:26:10,488 INFO L225 Difference]: With dead ends: 71 [2018-04-11 15:26:10,488 INFO L226 Difference]: Without dead ends: 62 [2018-04-11 15:26:10,488 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 35 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2018-04-11 15:26:10,488 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 62 states. [2018-04-11 15:26:10,489 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 62 to 52. [2018-04-11 15:26:10,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 52 states. [2018-04-11 15:26:10,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 52 states and 60 transitions. [2018-04-11 15:26:10,490 INFO L78 Accepts]: Start accepts. Automaton has 52 states and 60 transitions. Word has length 33 [2018-04-11 15:26:10,490 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 15:26:10,490 INFO L459 AbstractCegarLoop]: Abstraction has 52 states and 60 transitions. [2018-04-11 15:26:10,490 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-04-11 15:26:10,490 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 60 transitions. [2018-04-11 15:26:10,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-04-11 15:26:10,490 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 15:26:10,490 INFO L355 BasicCegarLoop]: trace histogram [4, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 15:26:10,491 INFO L408 AbstractCegarLoop]: === Iteration 10 === [mainErr0EnsuresViolationMEMORY_LEAK, __U_MULTI_fselectionsort_alloca_true_valid_memsafety_true_termination_i__SelectionSortErr1RequiresViolation, __U_MULTI_fselectionsort_alloca_true_valid_memsafety_true_termination_i__SelectionSortErr10RequiresViolation, __U_MULTI_fselectionsort_alloca_true_valid_memsafety_true_termination_i__SelectionSortErr3RequiresViolation, __U_MULTI_fselectionsort_alloca_true_valid_memsafety_true_termination_i__SelectionSortErr6RequiresViolation, __U_MULTI_fselectionsort_alloca_true_valid_memsafety_true_termination_i__SelectionSortErr7RequiresViolation, __U_MULTI_fselectionsort_alloca_true_valid_memsafety_true_termination_i__SelectionSortErr8RequiresViolation, __U_MULTI_fselectionsort_alloca_true_valid_memsafety_true_termination_i__SelectionSortErr0RequiresViolation, __U_MULTI_fselectionsort_alloca_true_valid_memsafety_true_termination_i__SelectionSortErr2RequiresViolation, __U_MULTI_fselectionsort_alloca_true_valid_memsafety_true_termination_i__SelectionSortErr9RequiresViolation, __U_MULTI_fselectionsort_alloca_true_valid_memsafety_true_termination_i__SelectionSortErr11RequiresViolation, __U_MULTI_fselectionsort_alloca_true_valid_memsafety_true_termination_i__SelectionSortErr5RequiresViolation, __U_MULTI_fselectionsort_alloca_true_valid_memsafety_true_termination_i__SelectionSortErr4RequiresViolation]=== [2018-04-11 15:26:10,491 INFO L82 PathProgramCache]: Analyzing trace with hash -2029887319, now seen corresponding path program 2 times [2018-04-11 15:26:10,491 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-11 15:26:10,491 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-11 15:26:10,491 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 15:26:10,491 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 15:26:10,491 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 15:26:10,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 15:26:10,498 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 15:26:10,539 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 5 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 15:26:10,540 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-11 15:26:10,540 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-11 15:26:10,540 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST1 [2018-04-11 15:26:10,557 INFO L242 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2018-04-11 15:26:10,557 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-04-11 15:26:10,560 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-11 15:26:10,568 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-11 15:26:10,568 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 15:26:10,571 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 15:26:10,571 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:12, output treesize:11 [2018-04-11 15:26:10,741 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 2 proven. 8 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-04-11 15:26:10,741 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-11 15:26:10,741 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 13 [2018-04-11 15:26:10,741 INFO L442 AbstractCegarLoop]: Interpolant automaton has 14 states [2018-04-11 15:26:10,741 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2018-04-11 15:26:10,741 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=153, Unknown=0, NotChecked=0, Total=182 [2018-04-11 15:26:10,742 INFO L87 Difference]: Start difference. First operand 52 states and 60 transitions. Second operand 14 states. [2018-04-11 15:26:11,141 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 15:26:11,141 INFO L93 Difference]: Finished difference Result 58 states and 65 transitions. [2018-04-11 15:26:11,141 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2018-04-11 15:26:11,141 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 39 [2018-04-11 15:26:11,142 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 15:26:11,142 INFO L225 Difference]: With dead ends: 58 [2018-04-11 15:26:11,142 INFO L226 Difference]: Without dead ends: 58 [2018-04-11 15:26:11,142 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 57 GetRequests, 34 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 61 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=146, Invalid=454, Unknown=0, NotChecked=0, Total=600 [2018-04-11 15:26:11,142 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 58 states. [2018-04-11 15:26:11,144 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 58 to 41. [2018-04-11 15:26:11,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 41 states. [2018-04-11 15:26:11,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 41 states and 45 transitions. [2018-04-11 15:26:11,144 INFO L78 Accepts]: Start accepts. Automaton has 41 states and 45 transitions. Word has length 39 [2018-04-11 15:26:11,144 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 15:26:11,144 INFO L459 AbstractCegarLoop]: Abstraction has 41 states and 45 transitions. [2018-04-11 15:26:11,144 INFO L460 AbstractCegarLoop]: Interpolant automaton has 14 states. [2018-04-11 15:26:11,144 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 45 transitions. [2018-04-11 15:26:11,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-04-11 15:26:11,145 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 15:26:11,145 INFO L355 BasicCegarLoop]: trace histogram [4, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 15:26:11,145 INFO L408 AbstractCegarLoop]: === Iteration 11 === [mainErr0EnsuresViolationMEMORY_LEAK, __U_MULTI_fselectionsort_alloca_true_valid_memsafety_true_termination_i__SelectionSortErr1RequiresViolation, __U_MULTI_fselectionsort_alloca_true_valid_memsafety_true_termination_i__SelectionSortErr10RequiresViolation, __U_MULTI_fselectionsort_alloca_true_valid_memsafety_true_termination_i__SelectionSortErr3RequiresViolation, __U_MULTI_fselectionsort_alloca_true_valid_memsafety_true_termination_i__SelectionSortErr6RequiresViolation, __U_MULTI_fselectionsort_alloca_true_valid_memsafety_true_termination_i__SelectionSortErr7RequiresViolation, __U_MULTI_fselectionsort_alloca_true_valid_memsafety_true_termination_i__SelectionSortErr8RequiresViolation, __U_MULTI_fselectionsort_alloca_true_valid_memsafety_true_termination_i__SelectionSortErr0RequiresViolation, __U_MULTI_fselectionsort_alloca_true_valid_memsafety_true_termination_i__SelectionSortErr2RequiresViolation, __U_MULTI_fselectionsort_alloca_true_valid_memsafety_true_termination_i__SelectionSortErr9RequiresViolation, __U_MULTI_fselectionsort_alloca_true_valid_memsafety_true_termination_i__SelectionSortErr11RequiresViolation, __U_MULTI_fselectionsort_alloca_true_valid_memsafety_true_termination_i__SelectionSortErr5RequiresViolation, __U_MULTI_fselectionsort_alloca_true_valid_memsafety_true_termination_i__SelectionSortErr4RequiresViolation]=== [2018-04-11 15:26:11,145 INFO L82 PathProgramCache]: Analyzing trace with hash 1498002513, now seen corresponding path program 1 times [2018-04-11 15:26:11,145 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-11 15:26:11,145 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-11 15:26:11,146 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 15:26:11,146 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-04-11 15:26:11,146 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 15:26:11,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 15:26:11,156 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 15:26:11,223 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 5 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 15:26:11,223 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-11 15:26:11,223 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-11 15:26:11,224 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 15:26:11,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 15:26:11,237 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-11 15:26:11,374 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 2 proven. 16 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-04-11 15:26:11,374 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-11 15:26:11,374 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 6] total 12 [2018-04-11 15:26:11,374 INFO L442 AbstractCegarLoop]: Interpolant automaton has 13 states [2018-04-11 15:26:11,375 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2018-04-11 15:26:11,375 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=126, Unknown=0, NotChecked=0, Total=156 [2018-04-11 15:26:11,375 INFO L87 Difference]: Start difference. First operand 41 states and 45 transitions. Second operand 13 states. [2018-04-11 15:26:11,777 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 15:26:11,777 INFO L93 Difference]: Finished difference Result 97 states and 108 transitions. [2018-04-11 15:26:11,777 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2018-04-11 15:26:11,777 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 40 [2018-04-11 15:26:11,777 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 15:26:11,777 INFO L225 Difference]: With dead ends: 97 [2018-04-11 15:26:11,777 INFO L226 Difference]: Without dead ends: 0 [2018-04-11 15:26:11,778 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 38 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 75 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=192, Invalid=510, Unknown=0, NotChecked=0, Total=702 [2018-04-11 15:26:11,778 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-04-11 15:26:11,778 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-04-11 15:26:11,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-04-11 15:26:11,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-04-11 15:26:11,778 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 40 [2018-04-11 15:26:11,778 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 15:26:11,778 INFO L459 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-04-11 15:26:11,778 INFO L460 AbstractCegarLoop]: Interpolant automaton has 13 states. [2018-04-11 15:26:11,778 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-04-11 15:26:11,778 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-04-11 15:26:11,781 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 11.04 03:26:11 BoogieIcfgContainer [2018-04-11 15:26:11,781 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-04-11 15:26:11,782 INFO L168 Benchmark]: Toolchain (without parser) took 3903.42 ms. Allocated memory was 401.1 MB in the beginning and 648.0 MB in the end (delta: 246.9 MB). Free memory was 332.3 MB in the beginning and 507.3 MB in the end (delta: -175.0 MB). Peak memory consumption was 72.0 MB. Max. memory is 5.3 GB. [2018-04-11 15:26:11,782 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 401.1 MB. Free memory is still 359.4 MB. There was no memory consumed. Max. memory is 5.3 GB. [2018-04-11 15:26:11,782 INFO L168 Benchmark]: CACSL2BoogieTranslator took 241.21 ms. Allocated memory is still 401.1 MB. Free memory was 332.3 MB in the beginning and 308.6 MB in the end (delta: 23.8 MB). Peak memory consumption was 23.8 MB. Max. memory is 5.3 GB. [2018-04-11 15:26:11,783 INFO L168 Benchmark]: Boogie Preprocessor took 39.18 ms. Allocated memory is still 401.1 MB. Free memory was 308.6 MB in the beginning and 305.9 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.6 MB. Max. memory is 5.3 GB. [2018-04-11 15:26:11,783 INFO L168 Benchmark]: RCFGBuilder took 365.17 ms. Allocated memory was 401.1 MB in the beginning and 584.6 MB in the end (delta: 183.5 MB). Free memory was 305.9 MB in the beginning and 520.0 MB in the end (delta: -214.1 MB). Peak memory consumption was 25.2 MB. Max. memory is 5.3 GB. [2018-04-11 15:26:11,783 INFO L168 Benchmark]: TraceAbstraction took 3254.94 ms. Allocated memory was 584.6 MB in the beginning and 648.0 MB in the end (delta: 63.4 MB). Free memory was 520.0 MB in the beginning and 507.3 MB in the end (delta: 12.7 MB). Peak memory consumption was 76.1 MB. Max. memory is 5.3 GB. [2018-04-11 15:26:11,784 INFO L344 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 401.1 MB. Free memory is still 359.4 MB. There was no memory consumed. Max. memory is 5.3 GB. * CACSL2BoogieTranslator took 241.21 ms. Allocated memory is still 401.1 MB. Free memory was 332.3 MB in the beginning and 308.6 MB in the end (delta: 23.8 MB). Peak memory consumption was 23.8 MB. Max. memory is 5.3 GB. * Boogie Preprocessor took 39.18 ms. Allocated memory is still 401.1 MB. Free memory was 308.6 MB in the beginning and 305.9 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.6 MB. Max. memory is 5.3 GB. * RCFGBuilder took 365.17 ms. Allocated memory was 401.1 MB in the beginning and 584.6 MB in the end (delta: 183.5 MB). Free memory was 305.9 MB in the beginning and 520.0 MB in the end (delta: -214.1 MB). Peak memory consumption was 25.2 MB. Max. memory is 5.3 GB. * TraceAbstraction took 3254.94 ms. Allocated memory was 584.6 MB in the beginning and 648.0 MB in the end (delta: 63.4 MB). Free memory was 520.0 MB in the beginning and 507.3 MB in the end (delta: 12.7 MB). Peak memory consumption was 76.1 MB. Max. memory is 5.3 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 557]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - PositiveResult [Line: 549]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 554]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 549]: 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: 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: 549]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 549]: 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: 554]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 552]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 552]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - AllSpecificationsHoldResult: All specifications hold 13 specifications checked. All of them hold - StatisticsResult: Ultimate Automizer benchmark data CFG has 6 procedures, 54 locations, 13 error locations. SAFE Result, 3.2s OverallTime, 11 OverallIterations, 4 TraceHistogramMax, 1.8s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 344 SDtfs, 786 SDslu, 972 SDs, 0 SdLazy, 1392 SolverSat, 100 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.8s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 291 GetRequests, 168 SyntacticMatches, 1 SemanticMatches, 122 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 236 ImplicationChecksByTransitivity, 1.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=63occurred in iteration=5, 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, 147 StatesRemovedByMinimization, 6 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.9s InterpolantComputationTime, 432 NumberOfCodeBlocks, 432 NumberOfCodeBlocksAsserted, 18 NumberOfCheckSat, 397 ConstructedInterpolants, 72 QuantifiedInterpolants, 103119 SizeOfPredicates, 19 NumberOfNonLiveVariables, 664 ConjunctsInSsa, 55 ConjunctsInUnsatCore, 16 InterpolantComputations, 6 PerfectInterpolantSequences, 45/114 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/selectionsort-alloca_true-valid-memsafety_true-termination.i_svcomp-DerefFreeMemtrack-32bit-Automizer_SmtInterpol_NoArray.epf_AutomizerC.xml/Csv-Benchmark-0-2018-04-11_15-26-11-789.csv Written .csv to /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/selectionsort-alloca_true-valid-memsafety_true-termination.i_svcomp-DerefFreeMemtrack-32bit-Automizer_SmtInterpol_NoArray.epf_AutomizerC.xml/Csv-TraceAbstractionBenchmarks-0-2018-04-11_15-26-11-789.csv Received shutdown request...