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_z3.epf -i ../../../trunk/examples/svcomp/memsafety/test-0234_false-valid-memtrack.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-666feb3-m [2018-04-11 18:17:13,929 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-04-11 18:17:13,930 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-04-11 18:17:13,943 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-04-11 18:17:13,943 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-04-11 18:17:13,944 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-04-11 18:17:13,944 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-04-11 18:17:13,946 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-04-11 18:17:13,947 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-04-11 18:17:13,948 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-04-11 18:17:13,949 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-04-11 18:17:13,949 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-04-11 18:17:13,950 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-04-11 18:17:13,950 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-04-11 18:17:13,951 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-04-11 18:17:13,953 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-04-11 18:17:13,954 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-04-11 18:17:13,955 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-04-11 18:17:13,956 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-04-11 18:17:13,957 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-04-11 18:17:13,959 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-04-11 18:17:13,959 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-04-11 18:17:13,959 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-04-11 18:17:13,960 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-04-11 18:17:13,961 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-04-11 18:17:13,962 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-04-11 18:17:13,962 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-04-11 18:17:13,963 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-04-11 18:17:13,963 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-04-11 18:17:13,963 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-04-11 18:17:13,964 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-04-11 18:17:13,964 INFO L98 SettingsManager]: Beginning loading settings from /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/cade18-smtinterpol/svcomp-DerefFreeMemtrack-32bit-Automizer_z3.epf [2018-04-11 18:17:13,983 INFO L110 SettingsManager]: Loading preferences was successful [2018-04-11 18:17:13,984 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-04-11 18:17:13,985 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-04-11 18:17:13,985 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-04-11 18:17:13,985 INFO L133 SettingsManager]: * Use SBE=true [2018-04-11 18:17:13,985 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-04-11 18:17:13,985 INFO L133 SettingsManager]: * sizeof long=4 [2018-04-11 18:17:13,985 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-04-11 18:17:13,985 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-04-11 18:17:13,985 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-04-11 18:17:13,985 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-04-11 18:17:13,985 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2018-04-11 18:17:13,986 INFO L133 SettingsManager]: * Bitprecise bitfields=true [2018-04-11 18:17:13,986 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-04-11 18:17:13,986 INFO L133 SettingsManager]: * sizeof long double=12 [2018-04-11 18:17:13,986 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-04-11 18:17:13,986 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-04-11 18:17:13,986 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-04-11 18:17:13,986 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-04-11 18:17:13,986 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-04-11 18:17:13,986 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-04-11 18:17:13,987 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=Craig_NestedInterpolation [2018-04-11 18:17:13,987 INFO L133 SettingsManager]: * SMT solver=External_Z3InterpolationMode [2018-04-11 18:17:13,987 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Bitprecise bitfields -> false [2018-04-11 18:17:14,018 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-04-11 18:17:14,027 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Parser(s) successfully (re)initialized [2018-04-11 18:17:14,030 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-04-11 18:17:14,032 INFO L271 PluginConnector]: Initializing CDTParser... [2018-04-11 18:17:14,032 INFO L276 PluginConnector]: CDTParser initialized [2018-04-11 18:17:14,032 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/memsafety/test-0234_false-valid-memtrack.i [2018-04-11 18:17:14,343 INFO L225 CDTParser]: Created temporary CDT project at /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/data/FLAG68e30e7f4 [2018-04-11 18:17:14,495 INFO L287 CDTParser]: IsIndexed: true [2018-04-11 18:17:14,495 INFO L288 CDTParser]: Found 1 translation units. [2018-04-11 18:17:14,496 INFO L168 CDTParser]: Scanning test-0234_false-valid-memtrack.i [2018-04-11 18:17:14,503 INFO L210 ultiparseSymbolTable]: Include resolver: [2018-04-11 18:17:14,504 INFO L215 ultiparseSymbolTable]: [2018-04-11 18:17:14,504 INFO L218 ultiparseSymbolTable]: Function table: [2018-04-11 18:17:14,504 INFO L221 ultiparseSymbolTable]: Function definition of null ('main') in test-0234_false-valid-memtrack.i [2018-04-11 18:17:14,504 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_ftest______false_valid_memtrack_i__l2_destroy ('l2_destroy') in test-0234_false-valid-memtrack.i [2018-04-11 18:17:14,504 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_ftest______false_valid_memtrack_i__l1_destroy ('l1_destroy') in test-0234_false-valid-memtrack.i [2018-04-11 18:17:14,504 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_ftest______false_valid_memtrack_i__l3_destroy ('l3_destroy') in test-0234_false-valid-memtrack.i [2018-04-11 18:17:14,504 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_ftest______false_valid_memtrack_i__l4_insert ('l4_insert') in test-0234_false-valid-memtrack.i [2018-04-11 18:17:14,505 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_ftest______false_valid_memtrack_i__l3_insert ('l3_insert') in test-0234_false-valid-memtrack.i [2018-04-11 18:17:14,505 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_ftest______false_valid_memtrack_i__l2_insert ('l2_insert') in test-0234_false-valid-memtrack.i [2018-04-11 18:17:14,505 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_ftest______false_valid_memtrack_i__l1_insert ('l1_insert') in test-0234_false-valid-memtrack.i [2018-04-11 18:17:14,505 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_ftest______false_valid_memtrack_i__l4_destroy ('l4_destroy') in test-0234_false-valid-memtrack.i [2018-04-11 18:17:14,505 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_ftest______false_valid_memtrack_i__l0_insert ('l0_insert') in test-0234_false-valid-memtrack.i [2018-04-11 18:17:14,505 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_ftest______false_valid_memtrack_i__calloc_model ('calloc_model') in test-0234_false-valid-memtrack.i [2018-04-11 18:17:14,505 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die ('zalloc_or_die') in test-0234_false-valid-memtrack.i [2018-04-11 18:17:14,505 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_ftest______false_valid_memtrack_i__l0_destroy ('l0_destroy') in test-0234_false-valid-memtrack.i [2018-04-11 18:17:14,505 INFO L227 ultiparseSymbolTable]: Global variable table: [2018-04-11 18:17:14,505 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_memtrack_i____swblk_t in test-0234_false-valid-memtrack.i [2018-04-11 18:17:14,505 INFO L230 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[2018-04-11 18:17:14,507 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_memtrack_i__pthread_t in test-0234_false-valid-memtrack.i [2018-04-11 18:17:14,507 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_memtrack_i__ino_t in test-0234_false-valid-memtrack.i [2018-04-11 18:17:14,507 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_memtrack_i____useconds_t in test-0234_false-valid-memtrack.i [2018-04-11 18:17:14,507 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_memtrack_i__pthread_condattr_t in test-0234_false-valid-memtrack.i [2018-04-11 18:17:14,507 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_memtrack_i____fsfilcnt64_t in test-0234_false-valid-memtrack.i [2018-04-11 18:17:14,507 INFO L230 ultiparseSymbolTable]: Global variable declaration 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test-0234_false-valid-memtrack.i [2018-04-11 18:17:14,508 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_memtrack_i__int8_t in test-0234_false-valid-memtrack.i [2018-04-11 18:17:14,508 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_memtrack_i____fsblkcnt64_t in test-0234_false-valid-memtrack.i [2018-04-11 18:17:14,508 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_memtrack_i__u_int64_t in test-0234_false-valid-memtrack.i [2018-04-11 18:17:14,508 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_memtrack_i____uint8_t in test-0234_false-valid-memtrack.i [2018-04-11 18:17:14,508 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_memtrack_i__loff_t in test-0234_false-valid-memtrack.i [2018-04-11 18:17:14,508 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_memtrack_i__u_int in test-0234_false-valid-memtrack.i [2018-04-11 18:17:14,508 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_memtrack_i____blkcnt_t in test-0234_false-valid-memtrack.i [2018-04-11 18:17:14,508 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_memtrack_i__key_t in test-0234_false-valid-memtrack.i [2018-04-11 18:17:14,509 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_memtrack_i__fd_mask in test-0234_false-valid-memtrack.i [2018-04-11 18:17:14,509 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_memtrack_i__pthread_mutex_t in test-0234_false-valid-memtrack.i [2018-04-11 18:17:14,509 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_memtrack_i____timer_t in 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declaration of __U_MULTI_ftest______false_valid_memtrack_i__clockid_t in test-0234_false-valid-memtrack.i [2018-04-11 18:17:14,509 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_memtrack_i____u_int in test-0234_false-valid-memtrack.i [2018-04-11 18:17:14,509 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_memtrack_i__pthread_rwlock_t in test-0234_false-valid-memtrack.i [2018-04-11 18:17:14,510 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_memtrack_i__fsfilcnt_t in test-0234_false-valid-memtrack.i [2018-04-11 18:17:14,510 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_memtrack_i____ssize_t in test-0234_false-valid-memtrack.i [2018-04-11 18:17:14,510 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_memtrack_i__id_t in 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Global variable declaration of __U_MULTI_ftest______false_valid_memtrack_i__ssize_t in test-0234_false-valid-memtrack.i [2018-04-11 18:17:14,510 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_memtrack_i____ino64_t in test-0234_false-valid-memtrack.i [2018-04-11 18:17:14,511 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_memtrack_i__nlink_t in test-0234_false-valid-memtrack.i [2018-04-11 18:17:14,511 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_memtrack_i__uint in test-0234_false-valid-memtrack.i [2018-04-11 18:17:14,511 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_memtrack_i__u_int32_t in test-0234_false-valid-memtrack.i [2018-04-11 18:17:14,511 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_memtrack_i____pthread_list_t in 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ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_memtrack_i__pthread_key_t in test-0234_false-valid-memtrack.i [2018-04-11 18:17:14,512 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_memtrack_i__blkcnt_t in test-0234_false-valid-memtrack.i [2018-04-11 18:17:14,512 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_memtrack_i__daddr_t in test-0234_false-valid-memtrack.i [2018-04-11 18:17:14,512 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_memtrack_i__u_char in test-0234_false-valid-memtrack.i [2018-04-11 18:17:14,512 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_memtrack_i__lldiv_t in test-0234_false-valid-memtrack.i [2018-04-11 18:17:14,512 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_memtrack_i__uid_t in test-0234_false-valid-memtrack.i [2018-04-11 18:17:14,512 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_memtrack_i__int16_t in test-0234_false-valid-memtrack.i [2018-04-11 18:17:14,512 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_memtrack_i____fsblkcnt_t in test-0234_false-valid-memtrack.i [2018-04-11 18:17:14,512 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_memtrack_i____id_t in test-0234_false-valid-memtrack.i [2018-04-11 18:17:14,512 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_memtrack_i____gid_t in test-0234_false-valid-memtrack.i [2018-04-11 18:17:14,512 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_memtrack_i____rlim64_t in test-0234_false-valid-memtrack.i [2018-04-11 18:17:14,512 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_memtrack_i____qaddr_t in test-0234_false-valid-memtrack.i [2018-04-11 18:17:14,512 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_memtrack_i____uint16_t in test-0234_false-valid-memtrack.i [2018-04-11 18:17:14,512 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_memtrack_i____blksize_t in test-0234_false-valid-memtrack.i [2018-04-11 18:17:14,513 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_memtrack_i__pthread_barrier_t in test-0234_false-valid-memtrack.i [2018-04-11 18:17:14,513 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_memtrack_i____u_quad_t in test-0234_false-valid-memtrack.i [2018-04-11 18:17:14,513 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_memtrack_i____pid_t in test-0234_false-valid-memtrack.i [2018-04-11 18:17:14,513 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_memtrack_i____quad_t in test-0234_false-valid-memtrack.i [2018-04-11 18:17:14,513 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_memtrack_i__u_quad_t in test-0234_false-valid-memtrack.i [2018-04-11 18:17:14,513 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_memtrack_i__ushort in test-0234_false-valid-memtrack.i [2018-04-11 18:17:14,513 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_memtrack_i____u_char in test-0234_false-valid-memtrack.i [2018-04-11 18:17:14,513 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_memtrack_i____off64_t in test-0234_false-valid-memtrack.i [2018-04-11 18:17:14,513 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_memtrack_i____suseconds_t in test-0234_false-valid-memtrack.i [2018-04-11 18:17:14,513 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_memtrack_i____rlim_t in test-0234_false-valid-memtrack.i [2018-04-11 18:17:14,513 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_memtrack_i__pthread_cond_t in test-0234_false-valid-memtrack.i [2018-04-11 18:17:14,513 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_memtrack_i__locale_t in test-0234_false-valid-memtrack.i [2018-04-11 18:17:14,514 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_memtrack_i__caddr_t in test-0234_false-valid-memtrack.i [2018-04-11 18:17:14,514 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_memtrack_i____sigset_t in test-0234_false-valid-memtrack.i [2018-04-11 18:17:14,514 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_memtrack_i____fsfilcnt_t in test-0234_false-valid-memtrack.i [2018-04-11 18:17:14,514 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_memtrack_i__mode_t in test-0234_false-valid-memtrack.i [2018-04-11 18:17:14,514 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_memtrack_i__suseconds_t in test-0234_false-valid-memtrack.i [2018-04-11 18:17:14,514 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_memtrack_i____daddr_t in test-0234_false-valid-memtrack.i [2018-04-11 18:17:14,514 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_memtrack_i____WAIT_STATUS in test-0234_false-valid-memtrack.i [2018-04-11 18:17:14,514 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_memtrack_i____u_short in test-0234_false-valid-memtrack.i [2018-04-11 18:17:14,514 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_memtrack_i__int64_t in test-0234_false-valid-memtrack.i [2018-04-11 18:17:14,514 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_memtrack_i__pthread_spinlock_t in test-0234_false-valid-memtrack.i [2018-04-11 18:17:14,514 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_memtrack_i__size_t in test-0234_false-valid-memtrack.i [2018-04-11 18:17:14,514 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_memtrack_i____intptr_t in test-0234_false-valid-memtrack.i [2018-04-11 18:17:14,514 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_memtrack_i__div_t in test-0234_false-valid-memtrack.i [2018-04-11 18:17:14,515 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_memtrack_i____clock_t in test-0234_false-valid-memtrack.i [2018-04-11 18:17:14,515 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_memtrack_i____clockid_t in test-0234_false-valid-memtrack.i [2018-04-11 18:17:14,515 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_memtrack_i__quad_t in test-0234_false-valid-memtrack.i [2018-04-11 18:17:14,515 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_memtrack_i__u_int16_t in test-0234_false-valid-memtrack.i [2018-04-11 18:17:14,515 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_memtrack_i____loff_t in test-0234_false-valid-memtrack.i [2018-04-11 18:17:14,515 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_memtrack_i__fsid_t in test-0234_false-valid-memtrack.i [2018-04-11 18:17:14,515 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_memtrack_i__pid_t in test-0234_false-valid-memtrack.i [2018-04-11 18:17:14,515 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_memtrack_i__fd_set in test-0234_false-valid-memtrack.i [2018-04-11 18:17:14,515 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_memtrack_i____dev_t in test-0234_false-valid-memtrack.i [2018-04-11 18:17:14,515 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_memtrack_i____mode_t in test-0234_false-valid-memtrack.i [2018-04-11 18:17:14,515 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_memtrack_i____uint32_t in test-0234_false-valid-memtrack.i [2018-04-11 18:17:14,515 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_memtrack_i__clock_t in test-0234_false-valid-memtrack.i [2018-04-11 18:17:14,515 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_memtrack_i__blksize_t in test-0234_false-valid-memtrack.i [2018-04-11 18:17:14,515 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_memtrack_i____ino_t in test-0234_false-valid-memtrack.i [2018-04-11 18:17:14,515 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_memtrack_i____caddr_t in test-0234_false-valid-memtrack.i [2018-04-11 18:17:14,516 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_memtrack_i__u_short in test-0234_false-valid-memtrack.i [2018-04-11 18:17:14,516 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_memtrack_i__u_long in test-0234_false-valid-memtrack.i [2018-04-11 18:17:14,516 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_memtrack_i__ulong in test-0234_false-valid-memtrack.i [2018-04-11 18:17:14,516 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_memtrack_i__gid_t in test-0234_false-valid-memtrack.i [2018-04-11 18:17:14,516 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_memtrack_i____fsid_t in test-0234_false-valid-memtrack.i [2018-04-11 18:17:14,558 INFO L330 CDTParser]: Deleted temporary CDT project at /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/data/FLAG68e30e7f4 [2018-04-11 18:17:14,561 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-04-11 18:17:14,562 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-04-11 18:17:14,563 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-04-11 18:17:14,563 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-04-11 18:17:14,568 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-04-11 18:17:14,569 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.04 06:17:14" (1/1) ... [2018-04-11 18:17:14,571 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7dc07c98 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 06:17:14, skipping insertion in model container [2018-04-11 18:17:14,572 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.04 06:17:14" (1/1) ... [2018-04-11 18:17:14,583 INFO L167 Dispatcher]: Using SV-COMP mode [2018-04-11 18:17:14,606 INFO L167 Dispatcher]: Using SV-COMP mode [2018-04-11 18:17:14,736 INFO L175 PostProcessor]: Settings: Checked method=main [2018-04-11 18:17:14,777 INFO L175 PostProcessor]: Settings: Checked method=main [2018-04-11 18:17:14,784 INFO L100 SccComputation]: Graph consists of 0 InCaSumBalls and 170 non ball SCCs. Number of states in SCCs 170. [2018-04-11 18:17:14,865 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 06:17:14 WrapperNode [2018-04-11 18:17:14,865 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-04-11 18:17:14,866 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-04-11 18:17:14,866 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-04-11 18:17:14,866 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-04-11 18:17:14,878 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 06:17:14" (1/1) ... [2018-04-11 18:17:14,878 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 06:17:14" (1/1) ... [2018-04-11 18:17:14,892 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 06:17:14" (1/1) ... [2018-04-11 18:17:14,893 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 06:17:14" (1/1) ... [2018-04-11 18:17:14,905 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 06:17:14" (1/1) ... [2018-04-11 18:17:14,910 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 06:17:14" (1/1) ... [2018-04-11 18:17:14,913 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 06:17:14" (1/1) ... [2018-04-11 18:17:14,918 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-04-11 18:17:14,919 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-04-11 18:17:14,919 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-04-11 18:17:14,919 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-04-11 18:17:14,919 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 06:17:14" (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 18:17:15,015 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-04-11 18:17:15,015 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-04-11 18:17:15,015 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_ftest______false_valid_memtrack_i__calloc_model [2018-04-11 18:17:15,015 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die [2018-04-11 18:17:15,016 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_ftest______false_valid_memtrack_i__l4_insert [2018-04-11 18:17:15,016 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_ftest______false_valid_memtrack_i__l3_insert [2018-04-11 18:17:15,016 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_ftest______false_valid_memtrack_i__l2_insert [2018-04-11 18:17:15,016 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_ftest______false_valid_memtrack_i__l1_insert [2018-04-11 18:17:15,016 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_ftest______false_valid_memtrack_i__l0_insert [2018-04-11 18:17:15,016 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_ftest______false_valid_memtrack_i__l4_destroy [2018-04-11 18:17:15,016 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_ftest______false_valid_memtrack_i__l3_destroy [2018-04-11 18:17:15,016 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_ftest______false_valid_memtrack_i__l2_destroy [2018-04-11 18:17:15,016 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_ftest______false_valid_memtrack_i__l1_destroy [2018-04-11 18:17:15,017 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_ftest______false_valid_memtrack_i__l0_destroy [2018-04-11 18:17:15,017 INFO L136 BoogieDeclarations]: Found implementation of procedure main [2018-04-11 18:17:15,017 INFO L136 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2018-04-11 18:17:15,017 INFO L128 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-04-11 18:17:15,017 INFO L128 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2018-04-11 18:17:15,017 INFO L128 BoogieDeclarations]: Found specification of procedure atof [2018-04-11 18:17:15,017 INFO L128 BoogieDeclarations]: Found specification of procedure atoi [2018-04-11 18:17:15,017 INFO L128 BoogieDeclarations]: Found specification of procedure atol [2018-04-11 18:17:15,017 INFO L128 BoogieDeclarations]: Found specification of procedure atoll [2018-04-11 18:17:15,018 INFO L128 BoogieDeclarations]: Found specification of procedure strtod [2018-04-11 18:17:15,018 INFO L128 BoogieDeclarations]: Found specification of procedure strtof [2018-04-11 18:17:15,018 INFO L128 BoogieDeclarations]: Found specification of procedure strtold [2018-04-11 18:17:15,018 INFO L128 BoogieDeclarations]: Found specification of procedure strtol [2018-04-11 18:17:15,018 INFO L128 BoogieDeclarations]: Found specification of procedure strtoul [2018-04-11 18:17:15,018 INFO L128 BoogieDeclarations]: Found specification of procedure strtoq [2018-04-11 18:17:15,018 INFO L128 BoogieDeclarations]: Found specification of procedure strtouq [2018-04-11 18:17:15,018 INFO L128 BoogieDeclarations]: Found specification of procedure strtoll [2018-04-11 18:17:15,018 INFO L128 BoogieDeclarations]: Found specification of procedure strtoull [2018-04-11 18:17:15,018 INFO L128 BoogieDeclarations]: Found specification of procedure l64a [2018-04-11 18:17:15,019 INFO L128 BoogieDeclarations]: Found specification of procedure a64l [2018-04-11 18:17:15,019 INFO L128 BoogieDeclarations]: Found specification of procedure select [2018-04-11 18:17:15,019 INFO L128 BoogieDeclarations]: Found specification of procedure pselect [2018-04-11 18:17:15,019 INFO L128 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2018-04-11 18:17:15,019 INFO L128 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2018-04-11 18:17:15,019 INFO L128 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2018-04-11 18:17:15,019 INFO L128 BoogieDeclarations]: Found specification of procedure random [2018-04-11 18:17:15,019 INFO L128 BoogieDeclarations]: Found specification of procedure srandom [2018-04-11 18:17:15,019 INFO L128 BoogieDeclarations]: Found specification of procedure initstate [2018-04-11 18:17:15,019 INFO L128 BoogieDeclarations]: Found specification of procedure setstate [2018-04-11 18:17:15,020 INFO L128 BoogieDeclarations]: Found specification of procedure random_r [2018-04-11 18:17:15,020 INFO L128 BoogieDeclarations]: Found specification of procedure srandom_r [2018-04-11 18:17:15,020 INFO L128 BoogieDeclarations]: Found specification of procedure initstate_r [2018-04-11 18:17:15,020 INFO L128 BoogieDeclarations]: Found specification of procedure setstate_r [2018-04-11 18:17:15,020 INFO L128 BoogieDeclarations]: Found specification of procedure rand [2018-04-11 18:17:15,020 INFO L128 BoogieDeclarations]: Found specification of procedure srand [2018-04-11 18:17:15,020 INFO L128 BoogieDeclarations]: Found specification of procedure rand_r [2018-04-11 18:17:15,020 INFO L128 BoogieDeclarations]: Found specification of procedure drand48 [2018-04-11 18:17:15,020 INFO L128 BoogieDeclarations]: Found specification of procedure erand48 [2018-04-11 18:17:15,020 INFO L128 BoogieDeclarations]: Found specification of procedure lrand48 [2018-04-11 18:17:15,021 INFO L128 BoogieDeclarations]: Found specification of procedure nrand48 [2018-04-11 18:17:15,021 INFO L128 BoogieDeclarations]: Found specification of procedure mrand48 [2018-04-11 18:17:15,021 INFO L128 BoogieDeclarations]: Found specification of procedure jrand48 [2018-04-11 18:17:15,021 INFO L128 BoogieDeclarations]: Found specification of procedure srand48 [2018-04-11 18:17:15,021 INFO L128 BoogieDeclarations]: Found specification of procedure seed48 [2018-04-11 18:17:15,021 INFO L128 BoogieDeclarations]: Found specification of procedure lcong48 [2018-04-11 18:17:15,021 INFO L128 BoogieDeclarations]: Found specification of procedure drand48_r [2018-04-11 18:17:15,021 INFO L128 BoogieDeclarations]: Found specification of procedure erand48_r [2018-04-11 18:17:15,021 INFO L128 BoogieDeclarations]: Found specification of procedure lrand48_r [2018-04-11 18:17:15,021 INFO L128 BoogieDeclarations]: Found specification of procedure nrand48_r [2018-04-11 18:17:15,021 INFO L128 BoogieDeclarations]: Found specification of procedure mrand48_r [2018-04-11 18:17:15,022 INFO L128 BoogieDeclarations]: Found specification of procedure jrand48_r [2018-04-11 18:17:15,022 INFO L128 BoogieDeclarations]: Found specification of procedure srand48_r [2018-04-11 18:17:15,022 INFO L128 BoogieDeclarations]: Found specification of procedure seed48_r [2018-04-11 18:17:15,022 INFO L128 BoogieDeclarations]: Found specification of procedure lcong48_r [2018-04-11 18:17:15,022 INFO L128 BoogieDeclarations]: Found specification of procedure malloc [2018-04-11 18:17:15,022 INFO L128 BoogieDeclarations]: Found specification of procedure calloc [2018-04-11 18:17:15,022 INFO L128 BoogieDeclarations]: Found specification of procedure realloc [2018-04-11 18:17:15,022 INFO L128 BoogieDeclarations]: Found specification of procedure free [2018-04-11 18:17:15,022 INFO L128 BoogieDeclarations]: Found specification of procedure cfree [2018-04-11 18:17:15,022 INFO L128 BoogieDeclarations]: Found specification of procedure alloca [2018-04-11 18:17:15,022 INFO L128 BoogieDeclarations]: Found specification of procedure valloc [2018-04-11 18:17:15,023 INFO L128 BoogieDeclarations]: Found specification of procedure posix_memalign [2018-04-11 18:17:15,023 INFO L128 BoogieDeclarations]: Found specification of procedure abort [2018-04-11 18:17:15,023 INFO L128 BoogieDeclarations]: Found specification of procedure atexit [2018-04-11 18:17:15,023 INFO L128 BoogieDeclarations]: Found specification of procedure on_exit [2018-04-11 18:17:15,023 INFO L128 BoogieDeclarations]: Found specification of procedure exit [2018-04-11 18:17:15,023 INFO L128 BoogieDeclarations]: Found specification of procedure _Exit [2018-04-11 18:17:15,023 INFO L128 BoogieDeclarations]: Found specification of procedure getenv [2018-04-11 18:17:15,023 INFO L128 BoogieDeclarations]: Found specification of procedure __secure_getenv [2018-04-11 18:17:15,023 INFO L128 BoogieDeclarations]: Found specification of procedure putenv [2018-04-11 18:17:15,023 INFO L128 BoogieDeclarations]: Found specification of procedure setenv [2018-04-11 18:17:15,023 INFO L128 BoogieDeclarations]: Found specification of procedure unsetenv [2018-04-11 18:17:15,024 INFO L128 BoogieDeclarations]: Found specification of procedure clearenv [2018-04-11 18:17:15,024 INFO L128 BoogieDeclarations]: Found specification of procedure mktemp [2018-04-11 18:17:15,024 INFO L128 BoogieDeclarations]: Found specification of procedure mkstemp [2018-04-11 18:17:15,024 INFO L128 BoogieDeclarations]: Found specification of procedure mkstemps [2018-04-11 18:17:15,024 INFO L128 BoogieDeclarations]: Found specification of procedure mkdtemp [2018-04-11 18:17:15,024 INFO L128 BoogieDeclarations]: Found specification of procedure system [2018-04-11 18:17:15,024 INFO L128 BoogieDeclarations]: Found specification of procedure realpath [2018-04-11 18:17:15,024 INFO L128 BoogieDeclarations]: Found specification of procedure bsearch [2018-04-11 18:17:15,024 INFO L128 BoogieDeclarations]: Found specification of procedure qsort [2018-04-11 18:17:15,024 INFO L128 BoogieDeclarations]: Found specification of procedure abs [2018-04-11 18:17:15,024 INFO L128 BoogieDeclarations]: Found specification of procedure labs [2018-04-11 18:17:15,025 INFO L128 BoogieDeclarations]: Found specification of procedure llabs [2018-04-11 18:17:15,025 INFO L128 BoogieDeclarations]: Found specification of procedure div [2018-04-11 18:17:15,025 INFO L128 BoogieDeclarations]: Found specification of procedure ldiv [2018-04-11 18:17:15,025 INFO L128 BoogieDeclarations]: Found specification of procedure lldiv [2018-04-11 18:17:15,025 INFO L128 BoogieDeclarations]: Found specification of procedure ecvt [2018-04-11 18:17:15,025 INFO L128 BoogieDeclarations]: Found specification of procedure fcvt [2018-04-11 18:17:15,025 INFO L128 BoogieDeclarations]: Found specification of procedure gcvt [2018-04-11 18:17:15,025 INFO L128 BoogieDeclarations]: Found specification of procedure qecvt [2018-04-11 18:17:15,025 INFO L128 BoogieDeclarations]: Found specification of procedure qfcvt [2018-04-11 18:17:15,025 INFO L128 BoogieDeclarations]: Found specification of procedure qgcvt [2018-04-11 18:17:15,026 INFO L128 BoogieDeclarations]: Found specification of procedure ecvt_r [2018-04-11 18:17:15,026 INFO L128 BoogieDeclarations]: Found specification of procedure fcvt_r [2018-04-11 18:17:15,026 INFO L128 BoogieDeclarations]: Found specification of procedure qecvt_r [2018-04-11 18:17:15,026 INFO L128 BoogieDeclarations]: Found specification of procedure qfcvt_r [2018-04-11 18:17:15,026 INFO L128 BoogieDeclarations]: Found specification of procedure mblen [2018-04-11 18:17:15,026 INFO L128 BoogieDeclarations]: Found specification of procedure mbtowc [2018-04-11 18:17:15,026 INFO L128 BoogieDeclarations]: Found specification of procedure wctomb [2018-04-11 18:17:15,026 INFO L128 BoogieDeclarations]: Found specification of procedure mbstowcs [2018-04-11 18:17:15,026 INFO L128 BoogieDeclarations]: Found specification of procedure wcstombs [2018-04-11 18:17:15,026 INFO L128 BoogieDeclarations]: Found specification of procedure rpmatch [2018-04-11 18:17:15,026 INFO L128 BoogieDeclarations]: Found specification of procedure getsubopt [2018-04-11 18:17:15,027 INFO L128 BoogieDeclarations]: Found specification of procedure getloadavg [2018-04-11 18:17:15,027 INFO L128 BoogieDeclarations]: Found specification of procedure memcpy [2018-04-11 18:17:15,027 INFO L128 BoogieDeclarations]: Found specification of procedure memmove [2018-04-11 18:17:15,027 INFO L128 BoogieDeclarations]: Found specification of procedure memccpy [2018-04-11 18:17:15,027 INFO L128 BoogieDeclarations]: Found specification of procedure memset [2018-04-11 18:17:15,027 INFO L128 BoogieDeclarations]: Found specification of procedure memcmp [2018-04-11 18:17:15,027 INFO L128 BoogieDeclarations]: Found specification of procedure memchr [2018-04-11 18:17:15,027 INFO L128 BoogieDeclarations]: Found specification of procedure strcpy [2018-04-11 18:17:15,027 INFO L128 BoogieDeclarations]: Found specification of procedure strncpy [2018-04-11 18:17:15,027 INFO L128 BoogieDeclarations]: Found specification of procedure strcat [2018-04-11 18:17:15,028 INFO L128 BoogieDeclarations]: Found specification of procedure strncat [2018-04-11 18:17:15,028 INFO L128 BoogieDeclarations]: Found specification of procedure strcmp [2018-04-11 18:17:15,028 INFO L128 BoogieDeclarations]: Found specification of procedure strncmp [2018-04-11 18:17:15,028 INFO L128 BoogieDeclarations]: Found specification of procedure strcoll [2018-04-11 18:17:15,028 INFO L128 BoogieDeclarations]: Found specification of procedure strxfrm [2018-04-11 18:17:15,028 INFO L128 BoogieDeclarations]: Found specification of procedure strcoll_l [2018-04-11 18:17:15,028 INFO L128 BoogieDeclarations]: Found specification of procedure strxfrm_l [2018-04-11 18:17:15,028 INFO L128 BoogieDeclarations]: Found specification of procedure strdup [2018-04-11 18:17:15,028 INFO L128 BoogieDeclarations]: Found specification of procedure strndup [2018-04-11 18:17:15,028 INFO L128 BoogieDeclarations]: Found specification of procedure strchr [2018-04-11 18:17:15,028 INFO L128 BoogieDeclarations]: Found specification of procedure strrchr [2018-04-11 18:17:15,028 INFO L128 BoogieDeclarations]: Found specification of procedure strcspn [2018-04-11 18:17:15,029 INFO L128 BoogieDeclarations]: Found specification of procedure strspn [2018-04-11 18:17:15,029 INFO L128 BoogieDeclarations]: Found specification of procedure strpbrk [2018-04-11 18:17:15,029 INFO L128 BoogieDeclarations]: Found specification of procedure strstr [2018-04-11 18:17:15,029 INFO L128 BoogieDeclarations]: Found specification of procedure strtok [2018-04-11 18:17:15,029 INFO L128 BoogieDeclarations]: Found specification of procedure __strtok_r [2018-04-11 18:17:15,029 INFO L128 BoogieDeclarations]: Found specification of procedure strtok_r [2018-04-11 18:17:15,029 INFO L128 BoogieDeclarations]: Found specification of procedure strlen [2018-04-11 18:17:15,029 INFO L128 BoogieDeclarations]: Found specification of procedure strnlen [2018-04-11 18:17:15,029 INFO L128 BoogieDeclarations]: Found specification of procedure strerror [2018-04-11 18:17:15,029 INFO L128 BoogieDeclarations]: Found specification of procedure strerror_r [2018-04-11 18:17:15,029 INFO L128 BoogieDeclarations]: Found specification of procedure strerror_l [2018-04-11 18:17:15,030 INFO L128 BoogieDeclarations]: Found specification of procedure __bzero [2018-04-11 18:17:15,030 INFO L128 BoogieDeclarations]: Found specification of procedure bcopy [2018-04-11 18:17:15,030 INFO L128 BoogieDeclarations]: Found specification of procedure bzero [2018-04-11 18:17:15,030 INFO L128 BoogieDeclarations]: Found specification of procedure bcmp [2018-04-11 18:17:15,030 INFO L128 BoogieDeclarations]: Found specification of procedure index [2018-04-11 18:17:15,030 INFO L128 BoogieDeclarations]: Found specification of procedure rindex [2018-04-11 18:17:15,030 INFO L128 BoogieDeclarations]: Found specification of procedure ffs [2018-04-11 18:17:15,030 INFO L128 BoogieDeclarations]: Found specification of procedure strcasecmp [2018-04-11 18:17:15,030 INFO L128 BoogieDeclarations]: Found specification of procedure strncasecmp [2018-04-11 18:17:15,030 INFO L128 BoogieDeclarations]: Found specification of procedure strsep [2018-04-11 18:17:15,030 INFO L128 BoogieDeclarations]: Found specification of procedure strsignal [2018-04-11 18:17:15,030 INFO L128 BoogieDeclarations]: Found specification of procedure __stpcpy [2018-04-11 18:17:15,031 INFO L128 BoogieDeclarations]: Found specification of procedure stpcpy [2018-04-11 18:17:15,031 INFO L128 BoogieDeclarations]: Found specification of procedure __stpncpy [2018-04-11 18:17:15,031 INFO L128 BoogieDeclarations]: Found specification of procedure stpncpy [2018-04-11 18:17:15,031 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_ftest______false_valid_memtrack_i__calloc_model [2018-04-11 18:17:15,031 INFO L128 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-04-11 18:17:15,031 INFO L128 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2018-04-11 18:17:15,031 INFO L128 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-04-11 18:17:15,031 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die [2018-04-11 18:17:15,031 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_ftest______false_valid_memtrack_i__l4_insert [2018-04-11 18:17:15,031 INFO L128 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-04-11 18:17:15,031 INFO L128 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-04-11 18:17:15,032 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_ftest______false_valid_memtrack_i__l3_insert [2018-04-11 18:17:15,032 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_ftest______false_valid_memtrack_i__l2_insert [2018-04-11 18:17:15,032 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_ftest______false_valid_memtrack_i__l1_insert [2018-04-11 18:17:15,032 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_ftest______false_valid_memtrack_i__l0_insert [2018-04-11 18:17:15,032 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_ftest______false_valid_memtrack_i__l4_destroy [2018-04-11 18:17:15,032 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-04-11 18:17:15,032 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_ftest______false_valid_memtrack_i__l3_destroy [2018-04-11 18:17:15,032 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_ftest______false_valid_memtrack_i__l2_destroy [2018-04-11 18:17:15,032 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_ftest______false_valid_memtrack_i__l1_destroy [2018-04-11 18:17:15,032 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_ftest______false_valid_memtrack_i__l0_destroy [2018-04-11 18:17:15,032 INFO L128 BoogieDeclarations]: Found specification of procedure main [2018-04-11 18:17:15,033 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-04-11 18:17:15,033 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-04-11 18:17:15,400 WARN L446 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-04-11 18:17:15,530 INFO L259 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-04-11 18:17:15,531 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.04 06:17:15 BoogieIcfgContainer [2018-04-11 18:17:15,531 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-04-11 18:17:15,532 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-04-11 18:17:15,532 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-04-11 18:17:15,534 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-04-11 18:17:15,534 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.04 06:17:14" (1/3) ... [2018-04-11 18:17:15,535 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2ee1243c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.04 06:17:15, skipping insertion in model container [2018-04-11 18:17:15,535 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 06:17:14" (2/3) ... [2018-04-11 18:17:15,535 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2ee1243c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.04 06:17:15, skipping insertion in model container [2018-04-11 18:17:15,535 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.04 06:17:15" (3/3) ... [2018-04-11 18:17:15,537 INFO L107 eAbstractionObserver]: Analyzing ICFG test-0234_false-valid-memtrack.i [2018-04-11 18:17:15,543 INFO L131 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2018-04-11 18:17:15,550 INFO L143 ceAbstractionStarter]: Appying trace abstraction to program that has 67 error locations. [2018-04-11 18:17:15,581 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2018-04-11 18:17:15,581 INFO L369 AbstractCegarLoop]: Interprodecural is true [2018-04-11 18:17:15,581 INFO L370 AbstractCegarLoop]: Hoare is false [2018-04-11 18:17:15,582 INFO L371 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2018-04-11 18:17:15,582 INFO L372 AbstractCegarLoop]: Backedges is CANONICAL [2018-04-11 18:17:15,582 INFO L373 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-04-11 18:17:15,582 INFO L374 AbstractCegarLoop]: Difference is false [2018-04-11 18:17:15,582 INFO L375 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-04-11 18:17:15,582 INFO L380 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-04-11 18:17:15,583 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-04-11 18:17:15,598 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states. [2018-04-11 18:17:15,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-04-11 18:17:15,604 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 18:17:15,604 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1] [2018-04-11 18:17:15,604 INFO L408 AbstractCegarLoop]: === Iteration 1 === [__U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr0RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr4AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr3RequiresViolation]=== [2018-04-11 18:17:15,607 INFO L82 PathProgramCache]: Analyzing trace with hash 12170644, now seen corresponding path program 1 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-11 18:17:15,614 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 18:17:15,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:15,664 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 18:17:15,687 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-11 18:17:15,687 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-04-11 18:17:15,687 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-11 18:17:15,688 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 18:17:15,688 INFO L182 omatonBuilderFactory]: Interpolants [237#true, 238#false, 239#(= 1 (select |#valid| |~#list~0.base|))] [2018-04-11 18:17:15,688 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 18:17:15,689 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-04-11 18:17:15,697 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-04-11 18:17:15,697 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-04-11 18:17:15,698 INFO L87 Difference]: Start difference. First operand 234 states. Second operand 3 states. [2018-04-11 18:17:15,831 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 18:17:15,832 INFO L93 Difference]: Finished difference Result 266 states and 285 transitions. [2018-04-11 18:17:15,832 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-04-11 18:17:15,833 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 4 [2018-04-11 18:17:15,833 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 18:17:15,843 INFO L225 Difference]: With dead ends: 266 [2018-04-11 18:17:15,843 INFO L226 Difference]: Without dead ends: 263 [2018-04-11 18:17:15,844 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-04-11 18:17:15,856 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 263 states. [2018-04-11 18:17:15,881 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 263 to 229. [2018-04-11 18:17:15,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 229 states. [2018-04-11 18:17:15,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 229 states and 244 transitions. [2018-04-11 18:17:15,886 INFO L78 Accepts]: Start accepts. Automaton has 229 states and 244 transitions. Word has length 4 [2018-04-11 18:17:15,886 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 18:17:15,886 INFO L459 AbstractCegarLoop]: Abstraction has 229 states and 244 transitions. [2018-04-11 18:17:15,886 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-04-11 18:17:15,886 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 244 transitions. [2018-04-11 18:17:15,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-04-11 18:17:15,887 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 18:17:15,887 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1] [2018-04-11 18:17:15,887 INFO L408 AbstractCegarLoop]: === Iteration 2 === [__U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr0RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr4AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr3RequiresViolation]=== [2018-04-11 18:17:15,887 INFO L82 PathProgramCache]: Analyzing trace with hash 12170645, now seen corresponding path program 1 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-11 18:17:15,890 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 18:17:15,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:15,898 WARN L195 Executor]: ExternalInterpolator (z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in) stderr output: WARNING: array quantifier [2018-04-11 18:17:15,901 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-11 18:17:15,902 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-11 18:17:15,902 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-11 18:17:15,903 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-11 18:17:15,937 WARN L1033 $PredicateComparison]: unable to prove that (exists ((%0 (Array Int Int))) (! (forall ((%1 Int)) (! (= (store %0 %1 4) (store |c_#length| %1 4)) :qid itp)) :qid itp)) is different from true [2018-04-11 18:17:15,984 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 18:17:16,001 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-11 18:17:16,001 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-04-11 18:17:16,001 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-11 18:17:16,001 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 18:17:16,001 INFO L182 omatonBuilderFactory]: Interpolants [736#false, 737#(exists ((%0 (Array Int Int))) (! (forall ((%1 Int)) (! (= (store %0 %1 4) (store |#length| %1 4)) :qid itp)) :qid itp)), 738#(and (<= (+ |~#list~0.offset| 4) (select |#length| |~#list~0.base|)) (= 4 (select |#length| |~#list~0.base|)) (<= 0 |~#list~0.offset|)), 735#true] [2018-04-11 18:17:16,001 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 18:17:16,003 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-04-11 18:17:16,003 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-04-11 18:17:16,003 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=4, Unknown=1, NotChecked=2, Total=12 [2018-04-11 18:17:16,003 INFO L87 Difference]: Start difference. First operand 229 states and 244 transitions. Second operand 4 states. [2018-04-11 18:17:16,117 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 18:17:16,118 INFO L93 Difference]: Finished difference Result 236 states and 254 transitions. [2018-04-11 18:17:16,118 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-04-11 18:17:16,118 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 4 [2018-04-11 18:17:16,118 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 18:17:16,120 INFO L225 Difference]: With dead ends: 236 [2018-04-11 18:17:16,120 INFO L226 Difference]: Without dead ends: 236 [2018-04-11 18:17:16,121 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=4, Unknown=1, NotChecked=2, Total=12 [2018-04-11 18:17:16,122 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 236 states. [2018-04-11 18:17:16,130 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 236 to 228. [2018-04-11 18:17:16,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 228 states. [2018-04-11 18:17:16,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 228 states and 243 transitions. [2018-04-11 18:17:16,132 INFO L78 Accepts]: Start accepts. Automaton has 228 states and 243 transitions. Word has length 4 [2018-04-11 18:17:16,132 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 18:17:16,133 INFO L459 AbstractCegarLoop]: Abstraction has 228 states and 243 transitions. [2018-04-11 18:17:16,133 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-04-11 18:17:16,133 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 243 transitions. [2018-04-11 18:17:16,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-04-11 18:17:16,133 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 18:17:16,133 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 18:17:16,133 INFO L408 AbstractCegarLoop]: === Iteration 3 === [__U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr0RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr4AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr3RequiresViolation]=== [2018-04-11 18:17:16,134 INFO L82 PathProgramCache]: Analyzing trace with hash 1187991449, now seen corresponding path program 1 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-11 18:17:16,139 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 18:17:16,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:16,155 WARN L195 Executor]: ExternalInterpolator (z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in) stderr output: WARNING: array quantifier [2018-04-11 18:17:16,158 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-11 18:17:16,158 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-11 18:17:16,158 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-11 18:17:16,158 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-11 18:17:16,163 WARN L1033 $PredicateComparison]: unable to prove that (exists ((%0 (Array Int Int))) (! (forall ((%1 Int)) (! (= (store |c_#valid| %1 1) (store %0 %1 1)) :qid itp)) :qid itp)) is different from true [2018-04-11 18:17:16,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:16,197 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 18:17:16,220 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-11 18:17:16,220 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-04-11 18:17:16,220 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-11 18:17:16,221 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 18:17:16,221 INFO L182 omatonBuilderFactory]: Interpolants [1203#true, 1204#false, 1210#(exists ((%0 (Array Int Int))) (! (forall ((%1 Int)) (! (= (store |#valid| %1 1) (store %0 %1 1)) :qid itp)) :qid itp)), 1211#(= 1 (select |#valid| |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#t~malloc0.base|)), 1212#(= 1 (select |#valid| __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~ptr~0.base)), 1213#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))] [2018-04-11 18:17:16,221 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 18:17:16,221 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-04-11 18:17:16,221 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-04-11 18:17:16,221 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=14, Unknown=1, NotChecked=6, Total=30 [2018-04-11 18:17:16,222 INFO L87 Difference]: Start difference. First operand 228 states and 243 transitions. Second operand 6 states. [2018-04-11 18:17:16,682 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 18:17:16,682 INFO L93 Difference]: Finished difference Result 262 states and 283 transitions. [2018-04-11 18:17:16,682 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-04-11 18:17:16,682 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 17 [2018-04-11 18:17:16,683 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 18:17:16,684 INFO L225 Difference]: With dead ends: 262 [2018-04-11 18:17:16,684 INFO L226 Difference]: Without dead ends: 262 [2018-04-11 18:17:16,685 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=16, Invalid=27, Unknown=3, NotChecked=10, Total=56 [2018-04-11 18:17:16,685 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 262 states. [2018-04-11 18:17:16,693 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 262 to 227. [2018-04-11 18:17:16,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 227 states. [2018-04-11 18:17:16,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 227 states and 242 transitions. [2018-04-11 18:17:16,695 INFO L78 Accepts]: Start accepts. Automaton has 227 states and 242 transitions. Word has length 17 [2018-04-11 18:17:16,695 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 18:17:16,695 INFO L459 AbstractCegarLoop]: Abstraction has 227 states and 242 transitions. [2018-04-11 18:17:16,695 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-04-11 18:17:16,695 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 242 transitions. [2018-04-11 18:17:16,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-04-11 18:17:16,696 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 18:17:16,696 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 18:17:16,696 INFO L408 AbstractCegarLoop]: === Iteration 4 === [__U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr0RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr4AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr3RequiresViolation]=== [2018-04-11 18:17:16,697 INFO L82 PathProgramCache]: Analyzing trace with hash 1187991450, now seen corresponding path program 1 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-11 18:17:16,701 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 18:17:16,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:16,722 WARN L195 Executor]: ExternalInterpolator (z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in) stderr output: WARNING: array quantifier WARNING: array quantifier [2018-04-11 18:17:16,745 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-11 18:17:16,745 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-11 18:17:16,746 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-11 18:17:16,746 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-11 18:17:16,760 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-11 18:17:16,760 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-11 18:17:16,761 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-11 18:17:16,761 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-11 18:17:16,769 WARN L307 Elim1Store]: Array PQE input equivalent to false [2018-04-11 18:17:16,770 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 18:17:16,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:16,916 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 18:17:16,945 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-11 18:17:16,945 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-04-11 18:17:16,945 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-11 18:17:16,946 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 18:17:16,946 INFO L182 omatonBuilderFactory]: Interpolants [1714#(= |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size| 8), 1715#(= 8 __U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_~size), 1716#(exists ((%0 (Array Int Int))) (! (and (forall ((%1 Int)) (! (= (store %0 %1 8) (store |#length| %1 8)) :qid itp)) (= |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size| 8) (= |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 1)) :qid itp)), 1717#(exists ((%0 (Array Int Int))) (! (and (= (ite (<= (mod (* (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~size 4294967296)) 4294967296) 2147483647) (mod (* (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~size 4294967296)) 4294967296) (+ (- 4294967296) (mod (* (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~size 4294967296)) 4294967296))) 8) (forall ((%1 Int)) (! (= (store %0 %1 8) (store |#length| %1 8)) :qid itp))) :qid itp)), 1718#(and (= (mod (* (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~size 4294967296)) 4294967296) 8) (= 0 |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#t~malloc0.offset|) (= 8 (select |#length| |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#t~malloc0.base|))), 1719#(and (<= 0 __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~ptr~0.offset) (or (<= (+ __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~ptr~0.offset (mod (* (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~size 4294967296)) 4294967296)) (select |#length| __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~ptr~0.base)) (and (<= (+ __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~ptr~0.offset (mod (* (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~size 4294967296)) 4294967296)) (+ (select |#length| __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~ptr~0.base) 4294967296)) (< 2147483647 (mod (* (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~size 4294967296)) 4294967296))))), 1720#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 1707#true, 1708#false] [2018-04-11 18:17:16,946 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 18:17:16,947 INFO L442 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-04-11 18:17:16,947 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-04-11 18:17:16,947 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=55, Unknown=2, NotChecked=0, Total=72 [2018-04-11 18:17:16,947 INFO L87 Difference]: Start difference. First operand 227 states and 242 transitions. Second operand 9 states. [2018-04-11 18:17:17,616 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 18:17:17,616 INFO L93 Difference]: Finished difference Result 275 states and 297 transitions. [2018-04-11 18:17:17,616 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-04-11 18:17:17,617 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 17 [2018-04-11 18:17:17,617 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 18:17:17,618 INFO L225 Difference]: With dead ends: 275 [2018-04-11 18:17:17,618 INFO L226 Difference]: Without dead ends: 275 [2018-04-11 18:17:17,618 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=38, Invalid=139, Unknown=5, NotChecked=0, Total=182 [2018-04-11 18:17:17,619 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 275 states. [2018-04-11 18:17:17,627 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 275 to 240. [2018-04-11 18:17:17,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 240 states. [2018-04-11 18:17:17,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 240 states and 255 transitions. [2018-04-11 18:17:17,628 INFO L78 Accepts]: Start accepts. Automaton has 240 states and 255 transitions. Word has length 17 [2018-04-11 18:17:17,628 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 18:17:17,628 INFO L459 AbstractCegarLoop]: Abstraction has 240 states and 255 transitions. [2018-04-11 18:17:17,628 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-04-11 18:17:17,628 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 255 transitions. [2018-04-11 18:17:17,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2018-04-11 18:17:17,630 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 18:17:17,630 INFO L355 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 18:17:17,630 INFO L408 AbstractCegarLoop]: === Iteration 5 === [__U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr0RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr4AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr3RequiresViolation]=== [2018-04-11 18:17:17,630 INFO L82 PathProgramCache]: Analyzing trace with hash -1206427878, now seen corresponding path program 1 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-11 18:17:17,633 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 18:17:17,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:17,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:17,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:17,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:17,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:17,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:17,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:17,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:17,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:17,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:17,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:17,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:17,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:17,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:17,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:17,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:17,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:17,878 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 86 proven. 0 refuted. 0 times theorem prover too weak. 124 trivial. 0 not checked. [2018-04-11 18:17:17,895 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-11 18:17:17,895 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2018-04-11 18:17:17,895 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-11 18:17:17,895 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 124 trivial. 0 not checked. [2018-04-11 18:17:17,895 INFO L182 omatonBuilderFactory]: Interpolants [2434#(or (not (= (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size| 4294967296) 8)) (not (= |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 1))), 2435#(= 0 |#Ultimate.C_memset_#t~loopctr30|), 2436#(<= |#Ultimate.C_memset_#amount| 0), 2246#true, 2247#false, 2343#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 2344#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 2362#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 2427#(not (= (mod |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size| 4294967296) 8)), 2428#(and (= __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~size |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size|) (or (and (not (= __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~nmemb 1)) (not (= |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 1))) (and (= |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 1) (= __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~nmemb 1)))), 2414#(= |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size| __U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_~size)] [2018-04-11 18:17:17,896 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 86 proven. 0 refuted. 0 times theorem prover too weak. 124 trivial. 0 not checked. [2018-04-11 18:17:17,896 INFO L442 AbstractCegarLoop]: Interpolant automaton has 11 states [2018-04-11 18:17:17,896 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2018-04-11 18:17:17,896 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2018-04-11 18:17:17,896 INFO L87 Difference]: Start difference. First operand 240 states and 255 transitions. Second operand 11 states. [2018-04-11 18:17:18,887 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 18:17:18,887 INFO L93 Difference]: Finished difference Result 289 states and 310 transitions. [2018-04-11 18:17:18,887 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2018-04-11 18:17:18,888 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 129 [2018-04-11 18:17:18,888 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 18:17:18,889 INFO L225 Difference]: With dead ends: 289 [2018-04-11 18:17:18,889 INFO L226 Difference]: Without dead ends: 282 [2018-04-11 18:17:18,890 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 55 GetRequests, 33 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 84 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=109, Invalid=443, Unknown=0, NotChecked=0, Total=552 [2018-04-11 18:17:18,890 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 282 states. [2018-04-11 18:17:18,900 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 282 to 243. [2018-04-11 18:17:18,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 243 states. [2018-04-11 18:17:18,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 243 states and 259 transitions. [2018-04-11 18:17:18,901 INFO L78 Accepts]: Start accepts. Automaton has 243 states and 259 transitions. Word has length 129 [2018-04-11 18:17:18,901 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 18:17:18,901 INFO L459 AbstractCegarLoop]: Abstraction has 243 states and 259 transitions. [2018-04-11 18:17:18,901 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states. [2018-04-11 18:17:18,901 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 259 transitions. [2018-04-11 18:17:18,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2018-04-11 18:17:18,907 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 18:17:18,908 INFO L355 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 18:17:18,908 INFO L408 AbstractCegarLoop]: === Iteration 6 === [__U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr0RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr4AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr3RequiresViolation]=== [2018-04-11 18:17:18,908 INFO L82 PathProgramCache]: Analyzing trace with hash -865928537, now seen corresponding path program 1 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-11 18:17:18,912 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 18:17:18,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:18,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:18,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:19,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:19,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:19,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:19,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:19,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:19,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:19,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:19,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:19,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:19,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:19,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:19,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:19,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:19,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:19,292 INFO L134 CoverageAnalysis]: Checked inductivity of 245 backedges. 30 proven. 69 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2018-04-11 18:17:19,320 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 18:17:19,320 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [12] total 12 [2018-04-11 18:17:19,321 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-11 18:17:19,321 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 0 proven. 60 refuted. 0 times theorem prover too weak. 130 trivial. 0 not checked. [2018-04-11 18:17:19,321 INFO L182 omatonBuilderFactory]: Interpolants [3122#(not (= 8 (mod (* (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size| 4294967296)) 4294967296))), 3123#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 2996#true, 3124#(= 0 |#Ultimate.C_memset_#t~loopctr30|), 2997#false, 3125#(= 1 |#Ultimate.C_memset_#t~loopctr30|), 3126#(not (= 8 |#Ultimate.C_memset_#amount|)), 3098#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 3114#(not (= 8 |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size|)), 3099#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 3115#(= (mod (* (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~size 4294967296)) 4294967296)), 3100#(or (and (= |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size| 8) (= __U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_~size 8)) (and (not (= |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size| 8)) (not (= __U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_~size 8))))] [2018-04-11 18:17:19,322 INFO L134 CoverageAnalysis]: Checked inductivity of 245 backedges. 30 proven. 69 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2018-04-11 18:17:19,322 INFO L442 AbstractCegarLoop]: Interpolant automaton has 12 states [2018-04-11 18:17:19,322 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2018-04-11 18:17:19,322 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=108, Unknown=0, NotChecked=0, Total=132 [2018-04-11 18:17:19,322 INFO L87 Difference]: Start difference. First operand 243 states and 259 transitions. Second operand 12 states. [2018-04-11 18:17:20,270 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 18:17:20,270 INFO L93 Difference]: Finished difference Result 295 states and 317 transitions. [2018-04-11 18:17:20,270 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2018-04-11 18:17:20,270 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 134 [2018-04-11 18:17:20,271 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 18:17:20,272 INFO L225 Difference]: With dead ends: 295 [2018-04-11 18:17:20,272 INFO L226 Difference]: Without dead ends: 288 [2018-04-11 18:17:20,272 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 56 GetRequests, 34 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 69 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=97, Invalid=455, Unknown=0, NotChecked=0, Total=552 [2018-04-11 18:17:20,272 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 288 states. [2018-04-11 18:17:20,276 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 288 to 244. [2018-04-11 18:17:20,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 244 states. [2018-04-11 18:17:20,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 244 states and 261 transitions. [2018-04-11 18:17:20,277 INFO L78 Accepts]: Start accepts. Automaton has 244 states and 261 transitions. Word has length 134 [2018-04-11 18:17:20,277 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 18:17:20,277 INFO L459 AbstractCegarLoop]: Abstraction has 244 states and 261 transitions. [2018-04-11 18:17:20,277 INFO L460 AbstractCegarLoop]: Interpolant automaton has 12 states. [2018-04-11 18:17:20,277 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 261 transitions. [2018-04-11 18:17:20,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2018-04-11 18:17:20,278 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 18:17:20,278 INFO L355 BasicCegarLoop]: trace histogram [10, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 18:17:20,278 INFO L408 AbstractCegarLoop]: === Iteration 7 === [__U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr0RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr4AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr3RequiresViolation]=== [2018-04-11 18:17:20,278 INFO L82 PathProgramCache]: Analyzing trace with hash 632455610, now seen corresponding path program 2 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-11 18:17:20,285 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 18:17:20,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:20,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:20,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:20,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:20,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:20,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:20,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:20,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:20,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:20,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:20,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:20,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:20,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:20,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:20,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:20,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:20,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:20,591 INFO L134 CoverageAnalysis]: Checked inductivity of 305 backedges. 30 proven. 91 refuted. 0 times theorem prover too weak. 184 trivial. 0 not checked. [2018-04-11 18:17:20,608 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 18:17:20,609 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [13] total 13 [2018-04-11 18:17:20,609 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-11 18:17:20,609 INFO L134 CoverageAnalysis]: Checked inductivity of 200 backedges. 0 proven. 64 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2018-04-11 18:17:20,609 INFO L182 omatonBuilderFactory]: Interpolants [3904#(<= |#Ultimate.C_memset_#t~loopctr30| 2), 3905#(not (= 8 |#Ultimate.C_memset_#amount|)), 3874#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 3875#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 3876#(or (and (= |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size| 8) (= __U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_~size 8)) (and (not (= |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size| 8)) (not (= __U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_~size 8)))), 3891#(not (= 8 |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size|)), 3892#(= (mod (* (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~size 4294967296)) 4294967296)), 3767#true, 3768#false, 3900#(not (= 8 (mod (* (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size| 4294967296)) 4294967296))), 3901#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 3902#(= 0 |#Ultimate.C_memset_#t~loopctr30|), 3903#(<= |#Ultimate.C_memset_#t~loopctr30| 1)] [2018-04-11 18:17:20,610 INFO L134 CoverageAnalysis]: Checked inductivity of 305 backedges. 30 proven. 91 refuted. 0 times theorem prover too weak. 184 trivial. 0 not checked. [2018-04-11 18:17:20,610 INFO L442 AbstractCegarLoop]: Interpolant automaton has 13 states [2018-04-11 18:17:20,610 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2018-04-11 18:17:20,610 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=127, Unknown=0, NotChecked=0, Total=156 [2018-04-11 18:17:20,610 INFO L87 Difference]: Start difference. First operand 244 states and 261 transitions. Second operand 13 states. [2018-04-11 18:17:21,452 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 18:17:21,452 INFO L93 Difference]: Finished difference Result 298 states and 321 transitions. [2018-04-11 18:17:21,452 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2018-04-11 18:17:21,452 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 139 [2018-04-11 18:17:21,452 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 18:17:21,453 INFO L225 Difference]: With dead ends: 298 [2018-04-11 18:17:21,453 INFO L226 Difference]: Without dead ends: 291 [2018-04-11 18:17:21,454 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 58 GetRequests, 34 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 85 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=114, Invalid=536, Unknown=0, NotChecked=0, Total=650 [2018-04-11 18:17:21,454 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 291 states. [2018-04-11 18:17:21,459 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 291 to 245. [2018-04-11 18:17:21,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 245 states. [2018-04-11 18:17:21,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 245 states and 263 transitions. [2018-04-11 18:17:21,460 INFO L78 Accepts]: Start accepts. Automaton has 245 states and 263 transitions. Word has length 139 [2018-04-11 18:17:21,461 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 18:17:21,461 INFO L459 AbstractCegarLoop]: Abstraction has 245 states and 263 transitions. [2018-04-11 18:17:21,461 INFO L460 AbstractCegarLoop]: Interpolant automaton has 13 states. [2018-04-11 18:17:21,461 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 263 transitions. [2018-04-11 18:17:21,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2018-04-11 18:17:21,462 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 18:17:21,463 INFO L355 BasicCegarLoop]: trace histogram [15, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 18:17:21,463 INFO L408 AbstractCegarLoop]: === Iteration 8 === [__U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr0RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr4AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr3RequiresViolation]=== [2018-04-11 18:17:21,463 INFO L82 PathProgramCache]: Analyzing trace with hash 1710975239, now seen corresponding path program 3 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-11 18:17:21,468 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 18:17:21,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:21,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:21,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:21,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:21,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:21,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:21,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:21,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:21,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:21,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:21,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:21,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:21,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:21,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:21,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:21,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:21,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:21,746 INFO L134 CoverageAnalysis]: Checked inductivity of 390 backedges. 30 proven. 122 refuted. 0 times theorem prover too weak. 238 trivial. 0 not checked. [2018-04-11 18:17:21,764 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 18:17:21,764 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [14] total 14 [2018-04-11 18:17:21,764 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-11 18:17:21,764 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 68 refuted. 0 times theorem prover too weak. 142 trivial. 0 not checked. [2018-04-11 18:17:21,764 INFO L182 omatonBuilderFactory]: Interpolants [4672#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 4704#(= |#Ultimate.C_memset_#t~loopctr30| 2), 4673#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 4705#(or (and (<= |#Ultimate.C_memset_#amount| 3) (<= |#Ultimate.C_memset_#amount| |#Ultimate.C_memset_#t~loopctr30|)) (and (< |#Ultimate.C_memset_#t~loopctr30| |#Ultimate.C_memset_#amount|) (< 3 |#Ultimate.C_memset_#amount|))), 4674#(or (and (= |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size| 8) (= __U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_~size 8)) (and (not (= |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size| 8)) (not (= __U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_~size 8)))), 4706#(<= |#Ultimate.C_memset_#amount| 3), 4560#true, 4561#false, 4690#(not (= 8 |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size|)), 4691#(= (mod (* (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~size 4294967296)) 4294967296)), 4700#(not (= 8 (mod (* (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size| 4294967296)) 4294967296))), 4701#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 4702#(= 0 |#Ultimate.C_memset_#t~loopctr30|), 4703#(= 1 |#Ultimate.C_memset_#t~loopctr30|)] [2018-04-11 18:17:21,765 INFO L134 CoverageAnalysis]: Checked inductivity of 390 backedges. 30 proven. 122 refuted. 0 times theorem prover too weak. 238 trivial. 0 not checked. [2018-04-11 18:17:21,765 INFO L442 AbstractCegarLoop]: Interpolant automaton has 14 states [2018-04-11 18:17:21,765 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2018-04-11 18:17:21,765 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=154, Unknown=0, NotChecked=0, Total=182 [2018-04-11 18:17:21,765 INFO L87 Difference]: Start difference. First operand 245 states and 263 transitions. Second operand 14 states. [2018-04-11 18:17:22,810 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 18:17:22,810 INFO L93 Difference]: Finished difference Result 301 states and 325 transitions. [2018-04-11 18:17:22,811 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2018-04-11 18:17:22,811 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 144 [2018-04-11 18:17:22,811 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 18:17:22,812 INFO L225 Difference]: With dead ends: 301 [2018-04-11 18:17:22,812 INFO L226 Difference]: Without dead ends: 294 [2018-04-11 18:17:22,812 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 60 GetRequests, 34 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 98 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=115, Invalid=641, Unknown=0, NotChecked=0, Total=756 [2018-04-11 18:17:22,813 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 294 states. [2018-04-11 18:17:22,817 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 294 to 246. [2018-04-11 18:17:22,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 246 states. [2018-04-11 18:17:22,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 246 states and 265 transitions. [2018-04-11 18:17:22,819 INFO L78 Accepts]: Start accepts. Automaton has 246 states and 265 transitions. Word has length 144 [2018-04-11 18:17:22,819 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 18:17:22,819 INFO L459 AbstractCegarLoop]: Abstraction has 246 states and 265 transitions. [2018-04-11 18:17:22,819 INFO L460 AbstractCegarLoop]: Interpolant automaton has 14 states. [2018-04-11 18:17:22,819 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 265 transitions. [2018-04-11 18:17:22,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-04-11 18:17:22,821 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 18:17:22,821 INFO L355 BasicCegarLoop]: trace histogram [20, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 18:17:22,821 INFO L408 AbstractCegarLoop]: === Iteration 9 === [__U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr0RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr4AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr3RequiresViolation]=== [2018-04-11 18:17:22,821 INFO L82 PathProgramCache]: Analyzing trace with hash 694303834, now seen corresponding path program 4 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-11 18:17:22,830 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 18:17:22,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:22,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:22,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:22,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:23,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:23,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:23,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:23,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:23,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:23,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:23,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:23,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:23,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:23,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:23,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:23,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:23,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:23,118 INFO L134 CoverageAnalysis]: Checked inductivity of 500 backedges. 30 proven. 162 refuted. 0 times theorem prover too weak. 308 trivial. 0 not checked. [2018-04-11 18:17:23,134 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 18:17:23,134 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [15] total 15 [2018-04-11 18:17:23,134 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-11 18:17:23,135 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2018-04-11 18:17:23,135 INFO L182 omatonBuilderFactory]: Interpolants [5376#false, 5511#(not (= 8 |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size|)), 5512#(= (mod (* (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~size 4294967296)) 4294967296)), 5522#(not (= 8 (mod (* (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size| 4294967296)) 4294967296))), 5523#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 5492#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 5524#(= 0 |#Ultimate.C_memset_#t~loopctr30|), 5493#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 5525#(<= |#Ultimate.C_memset_#t~loopctr30| 1), 5494#(or (and (= |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size| 8) (= __U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_~size 8)) (and (not (= |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size| 8)) (not (= __U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_~size 8)))), 5526#(<= |#Ultimate.C_memset_#t~loopctr30| 2), 5527#(<= |#Ultimate.C_memset_#t~loopctr30| 3), 5528#(<= |#Ultimate.C_memset_#t~loopctr30| 4), 5529#(not (= 8 |#Ultimate.C_memset_#amount|)), 5375#true] [2018-04-11 18:17:23,135 INFO L134 CoverageAnalysis]: Checked inductivity of 500 backedges. 30 proven. 162 refuted. 0 times theorem prover too weak. 308 trivial. 0 not checked. [2018-04-11 18:17:23,135 INFO L442 AbstractCegarLoop]: Interpolant automaton has 15 states [2018-04-11 18:17:23,135 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2018-04-11 18:17:23,135 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=170, Unknown=0, NotChecked=0, Total=210 [2018-04-11 18:17:23,136 INFO L87 Difference]: Start difference. First operand 246 states and 265 transitions. Second operand 15 states. [2018-04-11 18:17:24,122 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 18:17:24,122 INFO L93 Difference]: Finished difference Result 304 states and 329 transitions. [2018-04-11 18:17:24,122 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2018-04-11 18:17:24,122 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 149 [2018-04-11 18:17:24,122 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 18:17:24,123 INFO L225 Difference]: With dead ends: 304 [2018-04-11 18:17:24,123 INFO L226 Difference]: Without dead ends: 297 [2018-04-11 18:17:24,123 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 62 GetRequests, 34 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 118 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=149, Invalid=721, Unknown=0, NotChecked=0, Total=870 [2018-04-11 18:17:24,124 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 297 states. [2018-04-11 18:17:24,126 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 297 to 247. [2018-04-11 18:17:24,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 247 states. [2018-04-11 18:17:24,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 247 states and 267 transitions. [2018-04-11 18:17:24,127 INFO L78 Accepts]: Start accepts. Automaton has 247 states and 267 transitions. Word has length 149 [2018-04-11 18:17:24,127 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 18:17:24,127 INFO L459 AbstractCegarLoop]: Abstraction has 247 states and 267 transitions. [2018-04-11 18:17:24,127 INFO L460 AbstractCegarLoop]: Interpolant automaton has 15 states. [2018-04-11 18:17:24,127 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 267 transitions. [2018-04-11 18:17:24,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2018-04-11 18:17:24,128 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 18:17:24,128 INFO L355 BasicCegarLoop]: trace histogram [25, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 18:17:24,128 INFO L408 AbstractCegarLoop]: === Iteration 10 === [__U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr0RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr4AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr3RequiresViolation]=== [2018-04-11 18:17:24,128 INFO L82 PathProgramCache]: Analyzing trace with hash 1310375783, now seen corresponding path program 5 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-11 18:17:24,132 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 18:17:24,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:24,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:24,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:24,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:24,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:24,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:24,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:24,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:24,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:24,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:24,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:24,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:24,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:24,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:24,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:24,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:24,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:24,396 INFO L134 CoverageAnalysis]: Checked inductivity of 635 backedges. 30 proven. 211 refuted. 0 times theorem prover too weak. 394 trivial. 0 not checked. [2018-04-11 18:17:24,412 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 18:17:24,412 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [16] total 16 [2018-04-11 18:17:24,412 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-11 18:17:24,413 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 0 proven. 76 refuted. 0 times theorem prover too weak. 154 trivial. 0 not checked. [2018-04-11 18:17:24,413 INFO L182 omatonBuilderFactory]: Interpolants [6336#(or (and (= |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size| 8) (= __U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_~size 8)) (and (not (= |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size| 8)) (not (= __U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_~size 8)))), 6368#(= 0 |#Ultimate.C_memset_#t~loopctr30|), 6369#(= 1 |#Ultimate.C_memset_#t~loopctr30|), 6370#(= |#Ultimate.C_memset_#t~loopctr30| 2), 6371#(<= |#Ultimate.C_memset_#t~loopctr30| 3), 6212#true, 6372#(<= |#Ultimate.C_memset_#t~loopctr30| 4), 6213#false, 6373#(<= |#Ultimate.C_memset_#t~loopctr30| 5), 6374#(not (= 8 |#Ultimate.C_memset_#amount|)), 6354#(not (= 8 |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size|)), 6355#(= (mod (* (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~size 4294967296)) 4294967296)), 6334#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 6366#(not (= 8 (mod (* (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size| 4294967296)) 4294967296))), 6335#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 6367#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))] [2018-04-11 18:17:24,413 INFO L134 CoverageAnalysis]: Checked inductivity of 635 backedges. 30 proven. 211 refuted. 0 times theorem prover too weak. 394 trivial. 0 not checked. [2018-04-11 18:17:24,414 INFO L442 AbstractCegarLoop]: Interpolant automaton has 16 states [2018-04-11 18:17:24,414 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2018-04-11 18:17:24,414 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=196, Unknown=0, NotChecked=0, Total=240 [2018-04-11 18:17:24,414 INFO L87 Difference]: Start difference. First operand 247 states and 267 transitions. Second operand 16 states. [2018-04-11 18:17:25,540 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 18:17:25,540 INFO L93 Difference]: Finished difference Result 307 states and 333 transitions. [2018-04-11 18:17:25,540 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2018-04-11 18:17:25,540 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 154 [2018-04-11 18:17:25,541 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 18:17:25,541 INFO L225 Difference]: With dead ends: 307 [2018-04-11 18:17:25,541 INFO L226 Difference]: Without dead ends: 300 [2018-04-11 18:17:25,542 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 64 GetRequests, 34 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 134 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=160, Invalid=832, Unknown=0, NotChecked=0, Total=992 [2018-04-11 18:17:25,542 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 300 states. [2018-04-11 18:17:25,545 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 300 to 248. [2018-04-11 18:17:25,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 248 states. [2018-04-11 18:17:25,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 248 states and 269 transitions. [2018-04-11 18:17:25,545 INFO L78 Accepts]: Start accepts. Automaton has 248 states and 269 transitions. Word has length 154 [2018-04-11 18:17:25,545 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 18:17:25,545 INFO L459 AbstractCegarLoop]: Abstraction has 248 states and 269 transitions. [2018-04-11 18:17:25,546 INFO L460 AbstractCegarLoop]: Interpolant automaton has 16 states. [2018-04-11 18:17:25,546 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 269 transitions. [2018-04-11 18:17:25,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2018-04-11 18:17:25,547 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 18:17:25,547 INFO L355 BasicCegarLoop]: trace histogram [30, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 18:17:25,547 INFO L408 AbstractCegarLoop]: === Iteration 11 === [__U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr0RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr4AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr3RequiresViolation]=== [2018-04-11 18:17:25,547 INFO L82 PathProgramCache]: Analyzing trace with hash 1614319354, now seen corresponding path program 6 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-11 18:17:25,550 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 18:17:25,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:25,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:25,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:25,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:25,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:25,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:25,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:25,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:25,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:25,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:25,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:25,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:25,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:25,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:25,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:25,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:25,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:25,865 INFO L134 CoverageAnalysis]: Checked inductivity of 795 backedges. 30 proven. 269 refuted. 0 times theorem prover too weak. 496 trivial. 0 not checked. [2018-04-11 18:17:25,882 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 18:17:25,882 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [17] total 17 [2018-04-11 18:17:25,882 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-11 18:17:25,882 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 0 proven. 80 refuted. 0 times theorem prover too weak. 160 trivial. 0 not checked. [2018-04-11 18:17:25,882 INFO L182 omatonBuilderFactory]: Interpolants [7072#false, 7200#(or (and (= |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size| 8) (= __U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_~size 8)) (and (not (= |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size| 8)) (not (= __U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_~size 8)))), 7232#(not (= 8 (mod (* (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size| 4294967296)) 4294967296))), 7233#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 7234#(= 0 |#Ultimate.C_memset_#t~loopctr30|), 7235#(= 1 |#Ultimate.C_memset_#t~loopctr30|), 7236#(= |#Ultimate.C_memset_#t~loopctr30| 2), 7237#(<= |#Ultimate.C_memset_#t~loopctr30| 3), 7238#(<= |#Ultimate.C_memset_#t~loopctr30| 4), 7239#(<= |#Ultimate.C_memset_#t~loopctr30| 5), 7240#(<= |#Ultimate.C_memset_#t~loopctr30| 6), 7241#(not (= 8 |#Ultimate.C_memset_#amount|)), 7219#(not (= 8 |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size|)), 7220#(= (mod (* (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~size 4294967296)) 4294967296)), 7198#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 7071#true, 7199#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))] [2018-04-11 18:17:25,883 INFO L134 CoverageAnalysis]: Checked inductivity of 795 backedges. 30 proven. 269 refuted. 0 times theorem prover too weak. 496 trivial. 0 not checked. [2018-04-11 18:17:25,883 INFO L442 AbstractCegarLoop]: Interpolant automaton has 17 states [2018-04-11 18:17:25,883 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2018-04-11 18:17:25,883 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=220, Unknown=0, NotChecked=0, Total=272 [2018-04-11 18:17:25,883 INFO L87 Difference]: Start difference. First operand 248 states and 269 transitions. Second operand 17 states. [2018-04-11 18:17:27,175 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 18:17:27,175 INFO L93 Difference]: Finished difference Result 310 states and 337 transitions. [2018-04-11 18:17:27,175 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2018-04-11 18:17:27,175 INFO L78 Accepts]: Start accepts. Automaton has 17 states. Word has length 159 [2018-04-11 18:17:27,175 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 18:17:27,176 INFO L225 Difference]: With dead ends: 310 [2018-04-11 18:17:27,176 INFO L226 Difference]: Without dead ends: 303 [2018-04-11 18:17:27,177 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 66 GetRequests, 34 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 153 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=185, Invalid=937, Unknown=0, NotChecked=0, Total=1122 [2018-04-11 18:17:27,177 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 303 states. [2018-04-11 18:17:27,182 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 303 to 249. [2018-04-11 18:17:27,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 249 states. [2018-04-11 18:17:27,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 249 states and 271 transitions. [2018-04-11 18:17:27,183 INFO L78 Accepts]: Start accepts. Automaton has 249 states and 271 transitions. Word has length 159 [2018-04-11 18:17:27,183 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 18:17:27,183 INFO L459 AbstractCegarLoop]: Abstraction has 249 states and 271 transitions. [2018-04-11 18:17:27,184 INFO L460 AbstractCegarLoop]: Interpolant automaton has 17 states. [2018-04-11 18:17:27,184 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 271 transitions. [2018-04-11 18:17:27,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2018-04-11 18:17:27,185 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 18:17:27,185 INFO L355 BasicCegarLoop]: trace histogram [35, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 18:17:27,186 INFO L408 AbstractCegarLoop]: === Iteration 12 === [__U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr0RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr4AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr3RequiresViolation]=== [2018-04-11 18:17:27,186 INFO L82 PathProgramCache]: Analyzing trace with hash -844169785, now seen corresponding path program 7 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 13 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 13 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-11 18:17:27,192 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 18:17:27,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:27,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:27,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:27,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:27,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:27,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:27,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:27,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:27,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:27,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:27,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:27,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:27,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:27,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:27,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:27,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:27,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:27,519 INFO L134 CoverageAnalysis]: Checked inductivity of 980 backedges. 30 proven. 336 refuted. 0 times theorem prover too weak. 614 trivial. 0 not checked. [2018-04-11 18:17:27,535 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 18:17:27,535 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [18] total 18 [2018-04-11 18:17:27,536 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-11 18:17:27,536 INFO L134 CoverageAnalysis]: Checked inductivity of 250 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 166 trivial. 0 not checked. [2018-04-11 18:17:27,536 INFO L182 omatonBuilderFactory]: Interpolants [8128#(<= |#Ultimate.C_memset_#t~loopctr30| 6), 8129#(<= |#Ultimate.C_memset_#t~loopctr30| 7), 8130#(not (= 8 |#Ultimate.C_memset_#amount|)), 8106#(not (= 8 |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size|)), 8107#(= (mod (* (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~size 4294967296)) 4294967296)), 7952#true, 7953#false, 8084#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 8085#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 8086#(or (and (= |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size| 8) (= __U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_~size 8)) (and (not (= |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size| 8)) (not (= __U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_~size 8)))), 8120#(not (= 8 (mod (* (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size| 4294967296)) 4294967296))), 8121#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 8122#(= 0 |#Ultimate.C_memset_#t~loopctr30|), 8123#(= 1 |#Ultimate.C_memset_#t~loopctr30|), 8124#(<= |#Ultimate.C_memset_#t~loopctr30| 2), 8125#(<= |#Ultimate.C_memset_#t~loopctr30| 3), 8126#(<= |#Ultimate.C_memset_#t~loopctr30| 4), 8127#(<= |#Ultimate.C_memset_#t~loopctr30| 5)] [2018-04-11 18:17:27,536 INFO L134 CoverageAnalysis]: Checked inductivity of 980 backedges. 30 proven. 336 refuted. 0 times theorem prover too weak. 614 trivial. 0 not checked. [2018-04-11 18:17:27,536 INFO L442 AbstractCegarLoop]: Interpolant automaton has 18 states [2018-04-11 18:17:27,537 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2018-04-11 18:17:27,537 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=63, Invalid=243, Unknown=0, NotChecked=0, Total=306 [2018-04-11 18:17:27,537 INFO L87 Difference]: Start difference. First operand 249 states and 271 transitions. Second operand 18 states. [2018-04-11 18:17:28,509 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 18:17:28,509 INFO L93 Difference]: Finished difference Result 313 states and 341 transitions. [2018-04-11 18:17:28,510 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2018-04-11 18:17:28,510 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 164 [2018-04-11 18:17:28,510 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 18:17:28,511 INFO L225 Difference]: With dead ends: 313 [2018-04-11 18:17:28,511 INFO L226 Difference]: Without dead ends: 306 [2018-04-11 18:17:28,511 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 34 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 174 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=220, Invalid=1040, Unknown=0, NotChecked=0, Total=1260 [2018-04-11 18:17:28,512 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 306 states. [2018-04-11 18:17:28,515 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 306 to 250. [2018-04-11 18:17:28,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 250 states. [2018-04-11 18:17:28,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 250 states and 273 transitions. [2018-04-11 18:17:28,516 INFO L78 Accepts]: Start accepts. Automaton has 250 states and 273 transitions. Word has length 164 [2018-04-11 18:17:28,516 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 18:17:28,517 INFO L459 AbstractCegarLoop]: Abstraction has 250 states and 273 transitions. [2018-04-11 18:17:28,517 INFO L460 AbstractCegarLoop]: Interpolant automaton has 18 states. [2018-04-11 18:17:28,517 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 273 transitions. [2018-04-11 18:17:28,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2018-04-11 18:17:28,517 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 18:17:28,518 INFO L355 BasicCegarLoop]: trace histogram [40, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 18:17:28,518 INFO L408 AbstractCegarLoop]: === Iteration 13 === [__U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr0RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr4AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr3RequiresViolation]=== [2018-04-11 18:17:28,518 INFO L82 PathProgramCache]: Analyzing trace with hash -1865975398, now seen corresponding path program 8 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 14 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 14 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-11 18:17:28,529 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 18:17:28,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:28,588 WARN L195 Executor]: ExternalInterpolator (z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in) stderr output: WARNING: array quantifier WARNING: array quantifier WARNING: array quantifier [2018-04-11 18:17:28,603 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-11 18:17:28,603 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-11 18:17:28,603 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-11 18:17:28,603 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-11 18:17:28,610 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-11 18:17:28,610 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-11 18:17:28,611 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-11 18:17:28,611 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-11 18:17:28,613 WARN L307 Elim1Store]: Array PQE input equivalent to false [2018-04-11 18:17:28,613 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 18:17:28,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:28,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:28,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:28,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:28,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:28,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:28,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:28,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:28,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:28,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:28,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:28,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:28,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:28,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:28,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:28,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:28,813 INFO L134 CoverageAnalysis]: Checked inductivity of 1190 backedges. 20 proven. 10 refuted. 0 times theorem prover too weak. 1160 trivial. 0 not checked. [2018-04-11 18:17:28,832 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 18:17:28,832 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [10] total 10 [2018-04-11 18:17:28,832 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-11 18:17:28,833 INFO L134 CoverageAnalysis]: Checked inductivity of 260 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 260 trivial. 0 not checked. [2018-04-11 18:17:28,833 INFO L182 omatonBuilderFactory]: Interpolants [8992#(= |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size| 119), 8993#(= 119 __U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_~size), 8994#(exists ((%0 (Array Int Int))) (! (and (= |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size| 119) (forall ((%1 Int)) (! (= (store %0 %1 119) (store |#length| %1 119)) :qid itp)) (= |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 1)) :qid itp)), 8995#(exists ((%0 (Array Int Int))) (! (and (= (ite (<= (mod (* (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~size 4294967296)) 4294967296) 2147483647) (mod (* (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~size 4294967296)) 4294967296) (+ (- 4294967296) (mod (* (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~size 4294967296)) 4294967296))) 119) (forall ((%1 Int)) (! (= (store %0 %1 119) (store |#length| %1 119)) :qid itp))) :qid itp)), 8996#(and (= 0 |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#t~malloc0.offset|) (= (mod (* (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~size 4294967296)) 4294967296) 119) (= 119 (select |#length| |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#t~malloc0.base|))), 8997#(and (<= 0 __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~ptr~0.offset) (or (<= (+ __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~ptr~0.offset (mod (* (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~size 4294967296)) 4294967296)) (select |#length| __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~ptr~0.base)) (and (<= (+ __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~ptr~0.offset (mod (* (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~size 4294967296)) 4294967296)) (+ (select |#length| __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~ptr~0.base) 4294967296)) (< 2147483647 (mod (* (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~size 4294967296)) 4294967296))))), 8998#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 8855#true, 8999#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 8856#false, 9033#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))] [2018-04-11 18:17:28,833 INFO L134 CoverageAnalysis]: Checked inductivity of 1190 backedges. 20 proven. 10 refuted. 0 times theorem prover too weak. 1160 trivial. 0 not checked. [2018-04-11 18:17:28,833 INFO L442 AbstractCegarLoop]: Interpolant automaton has 11 states [2018-04-11 18:17:28,833 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2018-04-11 18:17:28,833 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=87, Unknown=1, NotChecked=0, Total=110 [2018-04-11 18:17:28,833 INFO L87 Difference]: Start difference. First operand 250 states and 273 transitions. Second operand 11 states. [2018-04-11 18:17:28,983 WARN L1011 $PredicateComparison]: unable to prove that (and (= |c_~#list~0.base| |c_old(~#list~0.base)|) (= |c_#valid| |c_old(#valid)|) (= |c_~#list~0.offset| |c_old(~#list~0.offset)|) (= |c_#NULL.base| |c_old(#NULL.base)|) (= |c_#NULL.offset| |c_old(#NULL.offset)|) (= |c_#memory_$Pointer$.base| |c_old(#memory_$Pointer$.base)|) (exists ((%0 (Array Int Int))) (! (and (= |c___U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size| 119) (forall ((%1 Int)) (! (= (store %0 %1 119) (store |c_#length| %1 119)) :qid itp)) (= |c___U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 1)) :qid itp)) (= |c_old(#length)| |c_#length|) (= |c_#memory_$Pointer$.offset| |c_old(#memory_$Pointer$.offset)|)) is different from false [2018-04-11 18:17:29,569 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 18:17:29,569 INFO L93 Difference]: Finished difference Result 283 states and 311 transitions. [2018-04-11 18:17:29,569 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2018-04-11 18:17:29,569 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 169 [2018-04-11 18:17:29,569 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 18:17:29,571 INFO L225 Difference]: With dead ends: 283 [2018-04-11 18:17:29,571 INFO L226 Difference]: Without dead ends: 283 [2018-04-11 18:17:29,571 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=47, Invalid=164, Unknown=3, NotChecked=26, Total=240 [2018-04-11 18:17:29,571 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 283 states. [2018-04-11 18:17:29,574 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 283 to 249. [2018-04-11 18:17:29,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 249 states. [2018-04-11 18:17:29,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 249 states and 272 transitions. [2018-04-11 18:17:29,575 INFO L78 Accepts]: Start accepts. Automaton has 249 states and 272 transitions. Word has length 169 [2018-04-11 18:17:29,575 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 18:17:29,575 INFO L459 AbstractCegarLoop]: Abstraction has 249 states and 272 transitions. [2018-04-11 18:17:29,575 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states. [2018-04-11 18:17:29,575 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 272 transitions. [2018-04-11 18:17:29,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2018-04-11 18:17:29,576 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 18:17:29,576 INFO L355 BasicCegarLoop]: trace histogram [40, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 18:17:29,576 INFO L408 AbstractCegarLoop]: === Iteration 14 === [__U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr0RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr4AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr3RequiresViolation]=== [2018-04-11 18:17:29,577 INFO L82 PathProgramCache]: Analyzing trace with hash 534901704, now seen corresponding path program 1 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 15 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 15 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-11 18:17:29,579 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 18:17:29,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:29,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:29,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:29,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:29,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:29,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:29,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:29,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:29,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:29,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:29,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:29,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:29,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:29,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:29,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:29,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:29,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:29,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:29,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:29,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:29,818 INFO L134 CoverageAnalysis]: Checked inductivity of 1290 backedges. 110 proven. 0 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-11 18:17:29,836 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-11 18:17:29,836 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2018-04-11 18:17:29,836 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-11 18:17:29,836 INFO L134 CoverageAnalysis]: Checked inductivity of 275 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2018-04-11 18:17:29,836 INFO L182 omatonBuilderFactory]: Interpolants [10051#(or (not (= |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size| 119)) (not (= (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 4294967296) 1))), 10052#(= 0 |#Ultimate.C_memset_#t~loopctr30|), 10053#(<= |#Ultimate.C_memset_#amount| 0), 9863#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 9864#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 9898#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 9708#true, 10044#(not (= 119 |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size|)), 9709#false, 10045#(and (= (mod (* (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 4294967296) (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~size 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~size 4294967296)) 4294967296)) (= __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~size |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size|)), 10031#(= |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size| __U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_~size)] [2018-04-11 18:17:29,837 INFO L134 CoverageAnalysis]: Checked inductivity of 1290 backedges. 110 proven. 0 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-11 18:17:29,837 INFO L442 AbstractCegarLoop]: Interpolant automaton has 11 states [2018-04-11 18:17:29,837 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2018-04-11 18:17:29,837 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2018-04-11 18:17:29,837 INFO L87 Difference]: Start difference. First operand 249 states and 272 transitions. Second operand 11 states. [2018-04-11 18:17:31,563 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 18:17:31,563 INFO L93 Difference]: Finished difference Result 290 states and 317 transitions. [2018-04-11 18:17:31,563 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2018-04-11 18:17:31,563 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 182 [2018-04-11 18:17:31,564 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 18:17:31,564 INFO L225 Difference]: With dead ends: 290 [2018-04-11 18:17:31,564 INFO L226 Difference]: Without dead ends: 281 [2018-04-11 18:17:31,565 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 37 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 86 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=109, Invalid=443, Unknown=0, NotChecked=0, Total=552 [2018-04-11 18:17:31,565 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 281 states. [2018-04-11 18:17:31,568 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 281 to 249. [2018-04-11 18:17:31,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 249 states. [2018-04-11 18:17:31,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 249 states and 271 transitions. [2018-04-11 18:17:31,569 INFO L78 Accepts]: Start accepts. Automaton has 249 states and 271 transitions. Word has length 182 [2018-04-11 18:17:31,570 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 18:17:31,570 INFO L459 AbstractCegarLoop]: Abstraction has 249 states and 271 transitions. [2018-04-11 18:17:31,570 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states. [2018-04-11 18:17:31,570 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 271 transitions. [2018-04-11 18:17:31,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2018-04-11 18:17:31,571 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 18:17:31,571 INFO L355 BasicCegarLoop]: trace histogram [41, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 18:17:31,571 INFO L408 AbstractCegarLoop]: === Iteration 15 === [__U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr0RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr4AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr3RequiresViolation]=== [2018-04-11 18:17:31,571 INFO L82 PathProgramCache]: Analyzing trace with hash 2141859683, now seen corresponding path program 2 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 16 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 16 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-11 18:17:31,573 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 18:17:31,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:31,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:31,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:31,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:31,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:31,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:31,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:31,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:31,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:31,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:31,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:31,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:31,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:31,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:31,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:31,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:31,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:31,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:31,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:31,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:31,831 INFO L134 CoverageAnalysis]: Checked inductivity of 1336 backedges. 155 proven. 1 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-11 18:17:31,849 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 18:17:31,849 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [12] total 12 [2018-04-11 18:17:31,849 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-11 18:17:31,849 INFO L134 CoverageAnalysis]: Checked inductivity of 280 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2018-04-11 18:17:31,849 INFO L182 omatonBuilderFactory]: Interpolants [10965#(or (not (= |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size| 119)) (not (= (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 4294967296) 1))), 10966#(= 0 |#Ultimate.C_memset_#t~loopctr30|), 10775#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 10967#(and (< 0 |#Ultimate.C_memset_#amount|) (or (and (<= |#Ultimate.C_memset_#amount| 1) (<= |#Ultimate.C_memset_#amount| |#Ultimate.C_memset_#t~loopctr30|)) (and (< |#Ultimate.C_memset_#t~loopctr30| |#Ultimate.C_memset_#amount|) (< 1 |#Ultimate.C_memset_#amount|)))), 10776#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 10968#(and (<= |#Ultimate.C_memset_#amount| 1) (< 0 |#Ultimate.C_memset_#amount|)), 10810#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 10619#true, 10620#false, 10957#(not (= 119 |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size|)), 10958#(and (= (mod (* (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 4294967296) (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~size 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~size 4294967296)) 4294967296)) (= |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size| __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~size)), 10943#(= __U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_~size |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size|)] [2018-04-11 18:17:31,850 INFO L134 CoverageAnalysis]: Checked inductivity of 1336 backedges. 155 proven. 1 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-11 18:17:31,850 INFO L442 AbstractCegarLoop]: Interpolant automaton has 12 states [2018-04-11 18:17:31,850 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2018-04-11 18:17:31,850 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=108, Unknown=0, NotChecked=0, Total=132 [2018-04-11 18:17:31,850 INFO L87 Difference]: Start difference. First operand 249 states and 271 transitions. Second operand 12 states. [2018-04-11 18:17:32,765 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 18:17:32,765 INFO L93 Difference]: Finished difference Result 290 states and 316 transitions. [2018-04-11 18:17:32,766 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2018-04-11 18:17:32,766 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 183 [2018-04-11 18:17:32,766 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 18:17:32,767 INFO L225 Difference]: With dead ends: 290 [2018-04-11 18:17:32,767 INFO L226 Difference]: Without dead ends: 281 [2018-04-11 18:17:32,767 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 37 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 78 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=100, Invalid=452, Unknown=0, NotChecked=0, Total=552 [2018-04-11 18:17:32,767 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 281 states. [2018-04-11 18:17:32,769 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 281 to 249. [2018-04-11 18:17:32,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 249 states. [2018-04-11 18:17:32,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 249 states and 270 transitions. [2018-04-11 18:17:32,770 INFO L78 Accepts]: Start accepts. Automaton has 249 states and 270 transitions. Word has length 183 [2018-04-11 18:17:32,770 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 18:17:32,770 INFO L459 AbstractCegarLoop]: Abstraction has 249 states and 270 transitions. [2018-04-11 18:17:32,771 INFO L460 AbstractCegarLoop]: Interpolant automaton has 12 states. [2018-04-11 18:17:32,771 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 270 transitions. [2018-04-11 18:17:32,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2018-04-11 18:17:32,771 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 18:17:32,772 INFO L355 BasicCegarLoop]: trace histogram [42, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 18:17:32,772 INFO L408 AbstractCegarLoop]: === Iteration 16 === [__U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr0RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr4AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr3RequiresViolation]=== [2018-04-11 18:17:32,772 INFO L82 PathProgramCache]: Analyzing trace with hash 417949480, now seen corresponding path program 3 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 17 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 17 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-11 18:17:32,774 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 18:17:32,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:32,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:32,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:32,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:32,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:32,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:32,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:32,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:32,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:32,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:32,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:32,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:32,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:32,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:32,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:32,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:32,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:32,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:32,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:33,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:33,055 INFO L134 CoverageAnalysis]: Checked inductivity of 1383 backedges. 200 proven. 3 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-11 18:17:33,073 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 18:17:33,073 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [13] total 13 [2018-04-11 18:17:33,073 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-11 18:17:33,073 INFO L134 CoverageAnalysis]: Checked inductivity of 285 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2018-04-11 18:17:33,073 INFO L182 omatonBuilderFactory]: Interpolants [11872#(not (= 119 |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size|)), 11873#(= (mod (* (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~size 4294967296)) 4294967296)), 11689#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 11881#(not (= 119 (mod (* (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size| 4294967296)) 4294967296))), 11690#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 11882#(= 0 |#Ultimate.C_memset_#t~loopctr30|), 11883#(<= |#Ultimate.C_memset_#t~loopctr30| 1), 11532#true, 11724#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 11884#(<= |#Ultimate.C_memset_#t~loopctr30| 2), 11533#false, 11885#(not (= |#Ultimate.C_memset_#amount| 119)), 11857#(= __U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_~size |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size|)] [2018-04-11 18:17:33,074 INFO L134 CoverageAnalysis]: Checked inductivity of 1383 backedges. 200 proven. 3 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-11 18:17:33,074 INFO L442 AbstractCegarLoop]: Interpolant automaton has 13 states [2018-04-11 18:17:33,074 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2018-04-11 18:17:33,074 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=127, Unknown=0, NotChecked=0, Total=156 [2018-04-11 18:17:33,074 INFO L87 Difference]: Start difference. First operand 249 states and 270 transitions. Second operand 13 states. [2018-04-11 18:17:33,846 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 18:17:33,846 INFO L93 Difference]: Finished difference Result 290 states and 315 transitions. [2018-04-11 18:17:33,846 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2018-04-11 18:17:33,847 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 184 [2018-04-11 18:17:33,847 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 18:17:33,848 INFO L225 Difference]: With dead ends: 290 [2018-04-11 18:17:33,848 INFO L226 Difference]: Without dead ends: 281 [2018-04-11 18:17:33,849 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 53 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=82, Invalid=380, Unknown=0, NotChecked=0, Total=462 [2018-04-11 18:17:33,849 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 281 states. [2018-04-11 18:17:33,852 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 281 to 249. [2018-04-11 18:17:33,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 249 states. [2018-04-11 18:17:33,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 249 states and 269 transitions. [2018-04-11 18:17:33,853 INFO L78 Accepts]: Start accepts. Automaton has 249 states and 269 transitions. Word has length 184 [2018-04-11 18:17:33,854 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 18:17:33,854 INFO L459 AbstractCegarLoop]: Abstraction has 249 states and 269 transitions. [2018-04-11 18:17:33,854 INFO L460 AbstractCegarLoop]: Interpolant automaton has 13 states. [2018-04-11 18:17:33,854 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 269 transitions. [2018-04-11 18:17:33,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2018-04-11 18:17:33,855 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 18:17:33,855 INFO L355 BasicCegarLoop]: trace histogram [43, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 18:17:33,855 INFO L408 AbstractCegarLoop]: === Iteration 17 === [__U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr0RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr4AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr3RequiresViolation]=== [2018-04-11 18:17:33,855 INFO L82 PathProgramCache]: Analyzing trace with hash -1483659261, now seen corresponding path program 4 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 18 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 18 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-11 18:17:33,859 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 18:17:33,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:33,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:33,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:33,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:33,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:33,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:33,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:33,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:33,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:33,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:33,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:33,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:33,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:33,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:33,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:33,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:33,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:33,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:34,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:34,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:34,089 INFO L134 CoverageAnalysis]: Checked inductivity of 1431 backedges. 245 proven. 6 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-11 18:17:34,107 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 18:17:34,107 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [14] total 14 [2018-04-11 18:17:34,107 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-11 18:17:34,107 INFO L134 CoverageAnalysis]: Checked inductivity of 290 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2018-04-11 18:17:34,108 INFO L182 omatonBuilderFactory]: Interpolants [12800#(not (= |#Ultimate.C_memset_#amount| 119)), 12769#(= __U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_~size |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size|), 12785#(not (= 119 |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size|)), 12786#(and (or (and (not (= __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~nmemb 1)) (not (= |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 1))) (and (= |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 1) (= __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~nmemb 1))) (= |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size| __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~size)), 12601#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 12602#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 12443#true, 12795#(or (not (= |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size| 119)) (not (= |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 1))), 12444#false, 12636#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 12796#(= 0 |#Ultimate.C_memset_#t~loopctr30|), 12797#(= 1 |#Ultimate.C_memset_#t~loopctr30|), 12798#(<= |#Ultimate.C_memset_#t~loopctr30| 2), 12799#(<= |#Ultimate.C_memset_#t~loopctr30| 3)] [2018-04-11 18:17:34,108 INFO L134 CoverageAnalysis]: Checked inductivity of 1431 backedges. 245 proven. 6 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-11 18:17:34,108 INFO L442 AbstractCegarLoop]: Interpolant automaton has 14 states [2018-04-11 18:17:34,108 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2018-04-11 18:17:34,108 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=149, Unknown=0, NotChecked=0, Total=182 [2018-04-11 18:17:34,108 INFO L87 Difference]: Start difference. First operand 249 states and 269 transitions. Second operand 14 states. [2018-04-11 18:17:34,883 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 18:17:34,883 INFO L93 Difference]: Finished difference Result 290 states and 314 transitions. [2018-04-11 18:17:34,883 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2018-04-11 18:17:34,883 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 185 [2018-04-11 18:17:34,883 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 18:17:34,884 INFO L225 Difference]: With dead ends: 290 [2018-04-11 18:17:34,884 INFO L226 Difference]: Without dead ends: 281 [2018-04-11 18:17:34,884 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 35 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 84 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=111, Invalid=539, Unknown=0, NotChecked=0, Total=650 [2018-04-11 18:17:34,884 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 281 states. [2018-04-11 18:17:34,887 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 281 to 249. [2018-04-11 18:17:34,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 249 states. [2018-04-11 18:17:34,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 249 states and 268 transitions. [2018-04-11 18:17:34,887 INFO L78 Accepts]: Start accepts. Automaton has 249 states and 268 transitions. Word has length 185 [2018-04-11 18:17:34,887 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 18:17:34,887 INFO L459 AbstractCegarLoop]: Abstraction has 249 states and 268 transitions. [2018-04-11 18:17:34,888 INFO L460 AbstractCegarLoop]: Interpolant automaton has 14 states. [2018-04-11 18:17:34,888 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 268 transitions. [2018-04-11 18:17:34,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2018-04-11 18:17:34,888 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 18:17:34,888 INFO L355 BasicCegarLoop]: trace histogram [44, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 18:17:34,888 INFO L408 AbstractCegarLoop]: === Iteration 18 === [__U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr0RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr4AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr3RequiresViolation]=== [2018-04-11 18:17:34,888 INFO L82 PathProgramCache]: Analyzing trace with hash -303988088, now seen corresponding path program 5 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 19 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 19 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-11 18:17:34,891 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 18:17:34,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:34,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:34,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:34,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:34,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:34,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:34,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:34,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:34,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:34,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:35,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:35,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:35,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:35,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:35,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:35,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:35,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:35,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:35,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:35,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:35,192 INFO L134 CoverageAnalysis]: Checked inductivity of 1480 backedges. 290 proven. 10 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-11 18:17:35,209 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 18:17:35,209 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [15] total 15 [2018-04-11 18:17:35,210 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-11 18:17:35,210 INFO L134 CoverageAnalysis]: Checked inductivity of 295 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2018-04-11 18:17:35,210 INFO L182 omatonBuilderFactory]: Interpolants [13708#(not (= 119 |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size|)), 13709#(= (mod (* (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~size 4294967296)) 4294967296)), 13523#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 13364#true, 13524#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 13365#false, 13558#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 13719#(not (= 119 (mod (* (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size| 4294967296)) 4294967296))), 13720#(= 0 |#Ultimate.C_memset_#t~loopctr30|), 13721#(= 1 |#Ultimate.C_memset_#t~loopctr30|), 13722#(= |#Ultimate.C_memset_#t~loopctr30| 2), 13691#(= __U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_~size |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size|), 13723#(<= |#Ultimate.C_memset_#t~loopctr30| 3), 13724#(<= |#Ultimate.C_memset_#t~loopctr30| 4), 13725#(not (= |#Ultimate.C_memset_#amount| 119))] [2018-04-11 18:17:35,210 INFO L134 CoverageAnalysis]: Checked inductivity of 1480 backedges. 290 proven. 10 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-11 18:17:35,211 INFO L442 AbstractCegarLoop]: Interpolant automaton has 15 states [2018-04-11 18:17:35,211 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2018-04-11 18:17:35,211 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=173, Unknown=0, NotChecked=0, Total=210 [2018-04-11 18:17:35,211 INFO L87 Difference]: Start difference. First operand 249 states and 268 transitions. Second operand 15 states. [2018-04-11 18:17:36,078 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 18:17:36,078 INFO L93 Difference]: Finished difference Result 290 states and 313 transitions. [2018-04-11 18:17:36,079 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2018-04-11 18:17:36,079 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 186 [2018-04-11 18:17:36,079 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 18:17:36,080 INFO L225 Difference]: With dead ends: 290 [2018-04-11 18:17:36,080 INFO L226 Difference]: Without dead ends: 281 [2018-04-11 18:17:36,081 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 61 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 57 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=90, Invalid=462, Unknown=0, NotChecked=0, Total=552 [2018-04-11 18:17:36,081 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 281 states. [2018-04-11 18:17:36,086 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 281 to 249. [2018-04-11 18:17:36,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 249 states. [2018-04-11 18:17:36,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 249 states and 267 transitions. [2018-04-11 18:17:36,087 INFO L78 Accepts]: Start accepts. Automaton has 249 states and 267 transitions. Word has length 186 [2018-04-11 18:17:36,087 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 18:17:36,087 INFO L459 AbstractCegarLoop]: Abstraction has 249 states and 267 transitions. [2018-04-11 18:17:36,087 INFO L460 AbstractCegarLoop]: Interpolant automaton has 15 states. [2018-04-11 18:17:36,088 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 267 transitions. [2018-04-11 18:17:36,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-04-11 18:17:36,088 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 18:17:36,088 INFO L355 BasicCegarLoop]: trace histogram [45, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 18:17:36,088 INFO L408 AbstractCegarLoop]: === Iteration 19 === [__U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr0RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr4AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr3RequiresViolation]=== [2018-04-11 18:17:36,089 INFO L82 PathProgramCache]: Analyzing trace with hash 1906079907, now seen corresponding path program 6 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 20 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 20 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-11 18:17:36,091 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 18:17:36,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:36,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:36,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:36,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:36,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:36,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:36,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:36,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:36,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:36,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:36,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:36,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:36,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:36,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:36,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:36,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:36,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:36,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:36,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:36,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:36,431 INFO L134 CoverageAnalysis]: Checked inductivity of 1530 backedges. 335 proven. 15 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-11 18:17:36,447 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 18:17:36,447 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [16] total 16 [2018-04-11 18:17:36,447 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-11 18:17:36,447 INFO L134 CoverageAnalysis]: Checked inductivity of 300 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2018-04-11 18:17:36,448 INFO L182 omatonBuilderFactory]: Interpolants [14629#(not (= 119 |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size|)), 14630#(and (or (and (not (= __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~nmemb 1)) (not (= |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 1))) (and (= |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 1) (= __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~nmemb 1))) (= (mod (* (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size| 4294967296) (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~nmemb 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~size 4294967296)) 4294967296))), 14283#true, 14443#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 14284#false, 14444#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 14478#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 14641#(or (not (= (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size| 4294967296) 119)) (not (= |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 1))), 14642#(= 0 |#Ultimate.C_memset_#t~loopctr30|), 14611#(= __U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_~size |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size|), 14643#(= 1 |#Ultimate.C_memset_#t~loopctr30|), 14644#(<= |#Ultimate.C_memset_#t~loopctr30| 2), 14645#(<= |#Ultimate.C_memset_#t~loopctr30| 3), 14646#(<= |#Ultimate.C_memset_#t~loopctr30| 4), 14647#(<= |#Ultimate.C_memset_#t~loopctr30| 5), 14648#(<= |#Ultimate.C_memset_#amount| 5)] [2018-04-11 18:17:36,448 INFO L134 CoverageAnalysis]: Checked inductivity of 1530 backedges. 335 proven. 15 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-11 18:17:36,448 INFO L442 AbstractCegarLoop]: Interpolant automaton has 16 states [2018-04-11 18:17:36,448 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2018-04-11 18:17:36,448 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=194, Unknown=0, NotChecked=0, Total=240 [2018-04-11 18:17:36,449 INFO L87 Difference]: Start difference. First operand 249 states and 267 transitions. Second operand 16 states. [2018-04-11 18:17:37,555 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 18:17:37,555 INFO L93 Difference]: Finished difference Result 290 states and 312 transitions. [2018-04-11 18:17:37,555 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2018-04-11 18:17:37,555 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 187 [2018-04-11 18:17:37,556 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 18:17:37,556 INFO L225 Difference]: With dead ends: 290 [2018-04-11 18:17:37,557 INFO L226 Difference]: Without dead ends: 281 [2018-04-11 18:17:37,557 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 60 GetRequests, 37 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 61 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=101, Invalid=499, Unknown=0, NotChecked=0, Total=600 [2018-04-11 18:17:37,557 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 281 states. [2018-04-11 18:17:37,560 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 281 to 249. [2018-04-11 18:17:37,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 249 states. [2018-04-11 18:17:37,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 249 states and 266 transitions. [2018-04-11 18:17:37,560 INFO L78 Accepts]: Start accepts. Automaton has 249 states and 266 transitions. Word has length 187 [2018-04-11 18:17:37,561 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 18:17:37,561 INFO L459 AbstractCegarLoop]: Abstraction has 249 states and 266 transitions. [2018-04-11 18:17:37,561 INFO L460 AbstractCegarLoop]: Interpolant automaton has 16 states. [2018-04-11 18:17:37,561 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 266 transitions. [2018-04-11 18:17:37,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2018-04-11 18:17:37,562 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 18:17:37,562 INFO L355 BasicCegarLoop]: trace histogram [46, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 18:17:37,562 INFO L408 AbstractCegarLoop]: === Iteration 20 === [__U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr0RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr4AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr3RequiresViolation]=== [2018-04-11 18:17:37,562 INFO L82 PathProgramCache]: Analyzing trace with hash 1698711016, now seen corresponding path program 7 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 21 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 21 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-11 18:17:37,566 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 18:17:37,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:37,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:37,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:37,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:37,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:37,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:37,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:37,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:37,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:37,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:37,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:37,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:37,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:37,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:37,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:37,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:37,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:37,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:37,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:37,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:37,883 INFO L134 CoverageAnalysis]: Checked inductivity of 1581 backedges. 380 proven. 21 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-11 18:17:37,901 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 18:17:37,901 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [17] total 17 [2018-04-11 18:17:37,901 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-11 18:17:37,902 INFO L134 CoverageAnalysis]: Checked inductivity of 305 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2018-04-11 18:17:37,902 INFO L182 omatonBuilderFactory]: Interpolants [15554#(not (= 119 |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size|)), 15555#(and (= (mod (* (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 4294967296) (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~size 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~size 4294967296)) 4294967296)) (= |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size| __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~size)), 15206#true, 15207#false, 15367#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 15368#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 15402#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 15535#(= __U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_~size |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size|), 15567#(or (not (= |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size| 119)) (not (= (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 4294967296) 1))), 15568#(= 0 |#Ultimate.C_memset_#t~loopctr30|), 15569#(and (<= |#Ultimate.C_memset_#t~loopctr30| 1) (< 0 |#Ultimate.C_memset_#amount|)), 15570#(and (<= |#Ultimate.C_memset_#t~loopctr30| 2) (< 0 |#Ultimate.C_memset_#amount|)), 15571#(and (< 0 |#Ultimate.C_memset_#amount|) (<= |#Ultimate.C_memset_#t~loopctr30| 3)), 15572#(and (< 0 |#Ultimate.C_memset_#amount|) (<= |#Ultimate.C_memset_#t~loopctr30| 4)), 15573#(and (<= |#Ultimate.C_memset_#t~loopctr30| 5) (< 0 |#Ultimate.C_memset_#amount|)), 15574#(and (<= |#Ultimate.C_memset_#t~loopctr30| 6) (< 0 |#Ultimate.C_memset_#amount|)), 15575#(and (<= |#Ultimate.C_memset_#amount| 6) (< 0 |#Ultimate.C_memset_#amount|))] [2018-04-11 18:17:37,902 INFO L134 CoverageAnalysis]: Checked inductivity of 1581 backedges. 380 proven. 21 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-11 18:17:37,902 INFO L442 AbstractCegarLoop]: Interpolant automaton has 17 states [2018-04-11 18:17:37,902 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2018-04-11 18:17:37,902 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=223, Unknown=0, NotChecked=0, Total=272 [2018-04-11 18:17:37,903 INFO L87 Difference]: Start difference. First operand 249 states and 266 transitions. Second operand 17 states. [2018-04-11 18:17:39,120 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 18:17:39,120 INFO L93 Difference]: Finished difference Result 290 states and 311 transitions. [2018-04-11 18:17:39,121 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2018-04-11 18:17:39,121 INFO L78 Accepts]: Start accepts. Automaton has 17 states. Word has length 188 [2018-04-11 18:17:39,121 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 18:17:39,122 INFO L225 Difference]: With dead ends: 290 [2018-04-11 18:17:39,122 INFO L226 Difference]: Without dead ends: 281 [2018-04-11 18:17:39,122 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 64 GetRequests, 37 SyntacticMatches, 0 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 93 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=125, Invalid=687, Unknown=0, NotChecked=0, Total=812 [2018-04-11 18:17:39,123 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 281 states. [2018-04-11 18:17:39,125 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 281 to 249. [2018-04-11 18:17:39,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 249 states. [2018-04-11 18:17:39,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 249 states and 265 transitions. [2018-04-11 18:17:39,125 INFO L78 Accepts]: Start accepts. Automaton has 249 states and 265 transitions. Word has length 188 [2018-04-11 18:17:39,125 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 18:17:39,126 INFO L459 AbstractCegarLoop]: Abstraction has 249 states and 265 transitions. [2018-04-11 18:17:39,126 INFO L460 AbstractCegarLoop]: Interpolant automaton has 17 states. [2018-04-11 18:17:39,126 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 265 transitions. [2018-04-11 18:17:39,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2018-04-11 18:17:39,126 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 18:17:39,126 INFO L355 BasicCegarLoop]: trace histogram [47, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 18:17:39,126 INFO L408 AbstractCegarLoop]: === Iteration 21 === [__U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr0RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr4AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr3RequiresViolation]=== [2018-04-11 18:17:39,126 INFO L82 PathProgramCache]: Analyzing trace with hash -434757309, now seen corresponding path program 8 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 22 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 22 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-11 18:17:39,157 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 18:17:39,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:39,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:39,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:39,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:39,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:39,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:39,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:39,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:39,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:39,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:39,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:39,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:39,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:39,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:39,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:39,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:39,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:39,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:39,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:39,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:39,552 INFO L134 CoverageAnalysis]: Checked inductivity of 1633 backedges. 425 proven. 28 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-11 18:17:39,570 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 18:17:39,570 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [18] total 18 [2018-04-11 18:17:39,570 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-11 18:17:39,570 INFO L134 CoverageAnalysis]: Checked inductivity of 310 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2018-04-11 18:17:39,570 INFO L182 omatonBuilderFactory]: Interpolants [16512#(<= |#Ultimate.C_memset_#amount| 7), 16489#(not (= 119 |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size|)), 16490#(and (or (and (not (= __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~nmemb 1)) (not (= |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 1))) (and (= |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 1) (= __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~nmemb 1))) (= (mod (* (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size| 4294967296) (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~nmemb 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~size 4294967296)) 4294967296))), 16139#true, 16140#false, 16301#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 16302#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 16336#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 16469#(= __U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_~size |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size|), 16503#(or (not (= (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size| 4294967296) 119)) (not (= |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 1))), 16504#(= 0 |#Ultimate.C_memset_#t~loopctr30|), 16505#(<= |#Ultimate.C_memset_#t~loopctr30| 1), 16506#(<= |#Ultimate.C_memset_#t~loopctr30| 2), 16507#(<= |#Ultimate.C_memset_#t~loopctr30| 3), 16508#(<= |#Ultimate.C_memset_#t~loopctr30| 4), 16509#(<= |#Ultimate.C_memset_#t~loopctr30| 5), 16510#(<= |#Ultimate.C_memset_#t~loopctr30| 6), 16511#(<= |#Ultimate.C_memset_#t~loopctr30| 7)] [2018-04-11 18:17:39,571 INFO L134 CoverageAnalysis]: Checked inductivity of 1633 backedges. 425 proven. 28 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-11 18:17:39,571 INFO L442 AbstractCegarLoop]: Interpolant automaton has 18 states [2018-04-11 18:17:39,571 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2018-04-11 18:17:39,571 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=64, Invalid=242, Unknown=0, NotChecked=0, Total=306 [2018-04-11 18:17:39,572 INFO L87 Difference]: Start difference. First operand 249 states and 265 transitions. Second operand 18 states. [2018-04-11 18:17:40,797 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 18:17:40,797 INFO L93 Difference]: Finished difference Result 288 states and 308 transitions. [2018-04-11 18:17:40,797 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2018-04-11 18:17:40,798 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 189 [2018-04-11 18:17:40,798 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 18:17:40,799 INFO L225 Difference]: With dead ends: 288 [2018-04-11 18:17:40,799 INFO L226 Difference]: Without dead ends: 279 [2018-04-11 18:17:40,800 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 62 GetRequests, 37 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 68 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=122, Invalid=580, Unknown=0, NotChecked=0, Total=702 [2018-04-11 18:17:40,800 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 279 states. [2018-04-11 18:17:40,804 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 279 to 247. [2018-04-11 18:17:40,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 247 states. [2018-04-11 18:17:40,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 247 states and 262 transitions. [2018-04-11 18:17:40,805 INFO L78 Accepts]: Start accepts. Automaton has 247 states and 262 transitions. Word has length 189 [2018-04-11 18:17:40,805 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 18:17:40,805 INFO L459 AbstractCegarLoop]: Abstraction has 247 states and 262 transitions. [2018-04-11 18:17:40,805 INFO L460 AbstractCegarLoop]: Interpolant automaton has 18 states. [2018-04-11 18:17:40,805 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 262 transitions. [2018-04-11 18:17:40,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2018-04-11 18:17:40,806 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 18:17:40,806 INFO L355 BasicCegarLoop]: trace histogram [48, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 18:17:40,806 INFO L408 AbstractCegarLoop]: === Iteration 22 === [__U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr0RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr4AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr3RequiresViolation]=== [2018-04-11 18:17:40,807 INFO L82 PathProgramCache]: Analyzing trace with hash 2147201352, now seen corresponding path program 9 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 23 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 23 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-11 18:17:40,812 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 18:17:40,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:40,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:40,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:40,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:40,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:40,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:40,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:40,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:40,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:40,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:40,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:40,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:40,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:40,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:40,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:40,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:40,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:40,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:41,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:41,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:41,242 INFO L134 CoverageAnalysis]: Checked inductivity of 1686 backedges. 470 proven. 36 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-11 18:17:41,259 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 18:17:41,259 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [19] total 19 [2018-04-11 18:17:41,259 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-11 18:17:41,260 INFO L134 CoverageAnalysis]: Checked inductivity of 325 backedges. 55 proven. 0 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2018-04-11 18:17:41,260 INFO L182 omatonBuilderFactory]: Interpolants [17440#(<= |#Ultimate.C_memset_#t~loopctr30| 6), 17441#(<= |#Ultimate.C_memset_#t~loopctr30| 7), 17442#(<= |#Ultimate.C_memset_#t~loopctr30| 8), 17443#(<= |#Ultimate.C_memset_#amount| 8), 17066#true, 17418#(not (= 119 |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size|)), 17067#false, 17419#(and (or (and (not (= __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~nmemb 1)) (not (= |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 1))) (and (= |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 1) (= __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~nmemb 1))) (= (mod (* (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size| 4294967296) (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~nmemb 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~size 4294967296)) 4294967296))), 17229#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 17230#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 17264#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 17397#(= __U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_~size |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size|), 17433#(or (not (= (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size| 4294967296) 119)) (not (= |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 1))), 17434#(= 0 |#Ultimate.C_memset_#t~loopctr30|), 17435#(= 1 |#Ultimate.C_memset_#t~loopctr30|), 17436#(= |#Ultimate.C_memset_#t~loopctr30| 2), 17437#(<= |#Ultimate.C_memset_#t~loopctr30| 3), 17438#(<= |#Ultimate.C_memset_#t~loopctr30| 4), 17439#(<= |#Ultimate.C_memset_#t~loopctr30| 5)] [2018-04-11 18:17:41,260 INFO L134 CoverageAnalysis]: Checked inductivity of 1686 backedges. 470 proven. 36 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-11 18:17:41,260 INFO L442 AbstractCegarLoop]: Interpolant automaton has 19 states [2018-04-11 18:17:41,260 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2018-04-11 18:17:41,261 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=71, Invalid=271, Unknown=0, NotChecked=0, Total=342 [2018-04-11 18:17:41,261 INFO L87 Difference]: Start difference. First operand 247 states and 262 transitions. Second operand 19 states. [2018-04-11 18:17:42,483 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 18:17:42,483 INFO L93 Difference]: Finished difference Result 292 states and 313 transitions. [2018-04-11 18:17:42,483 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2018-04-11 18:17:42,483 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 190 [2018-04-11 18:17:42,484 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 18:17:42,484 INFO L225 Difference]: With dead ends: 292 [2018-04-11 18:17:42,484 INFO L226 Difference]: Without dead ends: 285 [2018-04-11 18:17:42,485 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 37 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 69 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=128, Invalid=628, Unknown=0, NotChecked=0, Total=756 [2018-04-11 18:17:42,485 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 285 states. [2018-04-11 18:17:42,488 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 285 to 250. [2018-04-11 18:17:42,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 250 states. [2018-04-11 18:17:42,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 250 states and 266 transitions. [2018-04-11 18:17:42,489 INFO L78 Accepts]: Start accepts. Automaton has 250 states and 266 transitions. Word has length 190 [2018-04-11 18:17:42,490 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 18:17:42,490 INFO L459 AbstractCegarLoop]: Abstraction has 250 states and 266 transitions. [2018-04-11 18:17:42,490 INFO L460 AbstractCegarLoop]: Interpolant automaton has 19 states. [2018-04-11 18:17:42,490 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 266 transitions. [2018-04-11 18:17:42,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2018-04-11 18:17:42,491 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 18:17:42,491 INFO L355 BasicCegarLoop]: trace histogram [49, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 18:17:42,491 INFO L408 AbstractCegarLoop]: === Iteration 23 === [__U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr0RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr4AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr3RequiresViolation]=== [2018-04-11 18:17:42,491 INFO L82 PathProgramCache]: Analyzing trace with hash 583541219, now seen corresponding path program 10 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 24 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 24 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-11 18:17:42,508 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 18:17:42,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:42,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:42,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:42,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:42,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:42,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:42,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:42,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:42,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:42,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:42,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:42,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:42,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:42,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:42,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:42,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:42,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:42,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:42,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:42,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:42,883 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 515 proven. 45 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-11 18:17:42,910 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 18:17:42,910 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [20] total 20 [2018-04-11 18:17:42,910 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-11 18:17:42,911 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2018-04-11 18:17:42,911 INFO L182 omatonBuilderFactory]: Interpolants [18336#(= __U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_~size |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size|), 18374#(not (= 119 (mod (* (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size| 4294967296)) 4294967296))), 18375#(= 0 |#Ultimate.C_memset_#t~loopctr30|), 18376#(= 1 |#Ultimate.C_memset_#t~loopctr30|), 18377#(= |#Ultimate.C_memset_#t~loopctr30| 2), 18378#(<= |#Ultimate.C_memset_#t~loopctr30| 3), 18379#(<= |#Ultimate.C_memset_#t~loopctr30| 4), 18380#(<= |#Ultimate.C_memset_#t~loopctr30| 5), 18381#(<= |#Ultimate.C_memset_#t~loopctr30| 6), 18382#(<= |#Ultimate.C_memset_#t~loopctr30| 7), 18383#(<= |#Ultimate.C_memset_#t~loopctr30| 8), 18384#(<= |#Ultimate.C_memset_#t~loopctr30| 9), 18385#(not (= |#Ultimate.C_memset_#amount| 119)), 18004#true, 18005#false, 18358#(not (= 119 |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size|)), 18359#(= (mod (* (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~size 4294967296)) 4294967296)), 18168#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 18169#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 18203#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))] [2018-04-11 18:17:42,911 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 515 proven. 45 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-11 18:17:42,912 INFO L442 AbstractCegarLoop]: Interpolant automaton has 20 states [2018-04-11 18:17:42,912 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2018-04-11 18:17:42,912 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=82, Invalid=298, Unknown=0, NotChecked=0, Total=380 [2018-04-11 18:17:42,912 INFO L87 Difference]: Start difference. First operand 250 states and 266 transitions. Second operand 20 states. [2018-04-11 18:17:44,153 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 18:17:44,154 INFO L93 Difference]: Finished difference Result 295 states and 317 transitions. [2018-04-11 18:17:44,154 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2018-04-11 18:17:44,154 INFO L78 Accepts]: Start accepts. Automaton has 20 states. Word has length 191 [2018-04-11 18:17:44,154 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 18:17:44,155 INFO L225 Difference]: With dead ends: 295 [2018-04-11 18:17:44,155 INFO L226 Difference]: Without dead ends: 288 [2018-04-11 18:17:44,155 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 67 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 81 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=146, Invalid=724, Unknown=0, NotChecked=0, Total=870 [2018-04-11 18:17:44,155 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 288 states. [2018-04-11 18:17:44,158 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 288 to 251. [2018-04-11 18:17:44,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 251 states. [2018-04-11 18:17:44,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 251 states to 251 states and 268 transitions. [2018-04-11 18:17:44,159 INFO L78 Accepts]: Start accepts. Automaton has 251 states and 268 transitions. Word has length 191 [2018-04-11 18:17:44,160 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 18:17:44,160 INFO L459 AbstractCegarLoop]: Abstraction has 251 states and 268 transitions. [2018-04-11 18:17:44,160 INFO L460 AbstractCegarLoop]: Interpolant automaton has 20 states. [2018-04-11 18:17:44,160 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 268 transitions. [2018-04-11 18:17:44,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2018-04-11 18:17:44,161 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 18:17:44,161 INFO L355 BasicCegarLoop]: trace histogram [50, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 18:17:44,161 INFO L408 AbstractCegarLoop]: === Iteration 24 === [__U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr0RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr4AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr3RequiresViolation]=== [2018-04-11 18:17:44,161 INFO L82 PathProgramCache]: Analyzing trace with hash -645282648, now seen corresponding path program 11 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 25 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 25 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-11 18:17:44,170 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 18:17:44,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:44,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:44,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:44,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:44,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:44,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:44,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:44,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:44,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:44,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:44,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:44,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:44,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:44,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:44,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:44,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:44,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:44,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:44,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:44,599 WARN L151 SmtUtils]: Spent 103ms on a formula simplification. DAG size of input: 40 DAG size of output 22 [2018-04-11 18:17:44,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:44,811 INFO L134 CoverageAnalysis]: Checked inductivity of 1795 backedges. 560 proven. 55 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-11 18:17:44,828 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 18:17:44,829 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [21] total 21 [2018-04-11 18:17:44,829 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-11 18:17:44,829 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2018-04-11 18:17:44,829 INFO L182 omatonBuilderFactory]: Interpolants [19328#(= |#Ultimate.C_memset_#t~loopctr30| 2), 19329#(= |#Ultimate.C_memset_#t~loopctr30| 3), 19330#(<= |#Ultimate.C_memset_#t~loopctr30| 4), 19331#(<= |#Ultimate.C_memset_#t~loopctr30| 5), 19332#(<= |#Ultimate.C_memset_#t~loopctr30| 6), 19333#(<= |#Ultimate.C_memset_#t~loopctr30| 7), 19334#(<= |#Ultimate.C_memset_#t~loopctr30| 8), 19335#(<= |#Ultimate.C_memset_#t~loopctr30| 9), 18952#true, 19336#(<= |#Ultimate.C_memset_#t~loopctr30| 10), 18953#false, 19337#(<= |#Ultimate.C_memset_#amount| 10), 19308#(not (= 119 |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size|)), 19117#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 19309#(and (or (and (not (= __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~nmemb 1)) (not (= |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 1))) (and (= |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 1) (= __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~nmemb 1))) (= (mod (* (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size| 4294967296) (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~nmemb 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~size 4294967296)) 4294967296))), 19118#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 19152#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 19285#(= __U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_~size |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size|), 19325#(or (not (= (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size| 4294967296) 119)) (not (= |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 1))), 19326#(= 0 |#Ultimate.C_memset_#t~loopctr30|), 19327#(= 1 |#Ultimate.C_memset_#t~loopctr30|)] [2018-04-11 18:17:44,830 INFO L134 CoverageAnalysis]: Checked inductivity of 1795 backedges. 560 proven. 55 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-11 18:17:44,830 INFO L442 AbstractCegarLoop]: Interpolant automaton has 21 states [2018-04-11 18:17:44,830 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2018-04-11 18:17:44,830 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=91, Invalid=329, Unknown=0, NotChecked=0, Total=420 [2018-04-11 18:17:44,830 INFO L87 Difference]: Start difference. First operand 251 states and 268 transitions. Second operand 21 states. [2018-04-11 18:17:45,976 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 18:17:45,976 INFO L93 Difference]: Finished difference Result 298 states and 321 transitions. [2018-04-11 18:17:45,976 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2018-04-11 18:17:45,976 INFO L78 Accepts]: Start accepts. Automaton has 21 states. Word has length 192 [2018-04-11 18:17:45,977 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 18:17:45,978 INFO L225 Difference]: With dead ends: 298 [2018-04-11 18:17:45,978 INFO L226 Difference]: Without dead ends: 291 [2018-04-11 18:17:45,978 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 67 GetRequests, 37 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 93 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=163, Invalid=829, Unknown=0, NotChecked=0, Total=992 [2018-04-11 18:17:45,979 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 291 states. [2018-04-11 18:17:45,982 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 291 to 252. [2018-04-11 18:17:45,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 252 states. [2018-04-11 18:17:45,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 252 states to 252 states and 270 transitions. [2018-04-11 18:17:45,987 INFO L78 Accepts]: Start accepts. Automaton has 252 states and 270 transitions. Word has length 192 [2018-04-11 18:17:45,988 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 18:17:45,988 INFO L459 AbstractCegarLoop]: Abstraction has 252 states and 270 transitions. [2018-04-11 18:17:45,988 INFO L460 AbstractCegarLoop]: Interpolant automaton has 21 states. [2018-04-11 18:17:45,988 INFO L276 IsEmpty]: Start isEmpty. Operand 252 states and 270 transitions. [2018-04-11 18:17:45,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2018-04-11 18:17:45,989 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 18:17:45,989 INFO L355 BasicCegarLoop]: trace histogram [51, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 18:17:45,989 INFO L408 AbstractCegarLoop]: === Iteration 25 === [__U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr0RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr4AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr3RequiresViolation]=== [2018-04-11 18:17:45,989 INFO L82 PathProgramCache]: Analyzing trace with hash -84116861, now seen corresponding path program 12 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 26 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 26 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-11 18:17:45,993 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 18:17:46,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:46,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:46,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:46,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:46,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:46,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:46,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:46,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:46,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:46,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:46,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:46,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:46,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:46,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:46,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:46,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:46,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:46,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:46,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:46,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:46,413 INFO L134 CoverageAnalysis]: Checked inductivity of 1851 backedges. 605 proven. 66 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-11 18:17:46,430 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 18:17:46,431 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [22] total 22 [2018-04-11 18:17:46,431 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-11 18:17:46,431 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2018-04-11 18:17:46,431 INFO L182 omatonBuilderFactory]: Interpolants [20288#(= 1 |#Ultimate.C_memset_#t~loopctr30|), 20289#(= |#Ultimate.C_memset_#t~loopctr30| 2), 20290#(= |#Ultimate.C_memset_#t~loopctr30| 3), 20291#(<= |#Ultimate.C_memset_#t~loopctr30| 4), 20292#(<= |#Ultimate.C_memset_#t~loopctr30| 5), 20293#(<= |#Ultimate.C_memset_#t~loopctr30| 6), 19910#true, 20294#(<= |#Ultimate.C_memset_#t~loopctr30| 7), 19911#false, 20295#(<= |#Ultimate.C_memset_#t~loopctr30| 8), 20296#(<= |#Ultimate.C_memset_#t~loopctr30| 9), 20297#(<= |#Ultimate.C_memset_#t~loopctr30| 10), 20298#(<= |#Ultimate.C_memset_#t~loopctr30| 11), 20299#(not (= |#Ultimate.C_memset_#amount| 119)), 20076#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 20268#(not (= 119 |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size|)), 20077#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 20269#(= (mod (* (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~size 4294967296)) 4294967296)), 20111#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 20244#(= __U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_~size |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size|), 20286#(not (= 119 (mod (* (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size| 4294967296)) 4294967296))), 20287#(= 0 |#Ultimate.C_memset_#t~loopctr30|)] [2018-04-11 18:17:46,432 INFO L134 CoverageAnalysis]: Checked inductivity of 1851 backedges. 605 proven. 66 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-11 18:17:46,432 INFO L442 AbstractCegarLoop]: Interpolant automaton has 22 states [2018-04-11 18:17:46,432 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2018-04-11 18:17:46,432 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=104, Invalid=358, Unknown=0, NotChecked=0, Total=462 [2018-04-11 18:17:46,432 INFO L87 Difference]: Start difference. First operand 252 states and 270 transitions. Second operand 22 states. [2018-04-11 18:17:47,578 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 18:17:47,578 INFO L93 Difference]: Finished difference Result 301 states and 325 transitions. [2018-04-11 18:17:47,578 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2018-04-11 18:17:47,578 INFO L78 Accepts]: Start accepts. Automaton has 22 states. Word has length 193 [2018-04-11 18:17:47,579 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 18:17:47,580 INFO L225 Difference]: With dead ends: 301 [2018-04-11 18:17:47,580 INFO L226 Difference]: Without dead ends: 294 [2018-04-11 18:17:47,580 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 71 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 107 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=187, Invalid=935, Unknown=0, NotChecked=0, Total=1122 [2018-04-11 18:17:47,581 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 294 states. [2018-04-11 18:17:47,584 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 294 to 253. [2018-04-11 18:17:47,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 253 states. [2018-04-11 18:17:47,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 253 states and 272 transitions. [2018-04-11 18:17:47,585 INFO L78 Accepts]: Start accepts. Automaton has 253 states and 272 transitions. Word has length 193 [2018-04-11 18:17:47,585 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 18:17:47,585 INFO L459 AbstractCegarLoop]: Abstraction has 253 states and 272 transitions. [2018-04-11 18:17:47,585 INFO L460 AbstractCegarLoop]: Interpolant automaton has 22 states. [2018-04-11 18:17:47,586 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 272 transitions. [2018-04-11 18:17:47,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2018-04-11 18:17:47,586 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 18:17:47,587 INFO L355 BasicCegarLoop]: trace histogram [52, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 18:17:47,587 INFO L408 AbstractCegarLoop]: === Iteration 26 === [__U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr0RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr4AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr3RequiresViolation]=== [2018-04-11 18:17:47,587 INFO L82 PathProgramCache]: Analyzing trace with hash 132153352, now seen corresponding path program 13 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 27 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 27 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-11 18:17:47,589 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 18:17:47,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:47,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:47,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:47,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:47,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:47,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:47,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:47,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:47,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:47,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:47,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:47,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:47,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:47,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:47,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:47,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:47,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:47,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:47,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:47,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:47,957 INFO L134 CoverageAnalysis]: Checked inductivity of 1908 backedges. 650 proven. 78 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-11 18:17:47,976 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 18:17:47,976 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [23] total 23 [2018-04-11 18:17:47,976 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-11 18:17:47,976 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2018-04-11 18:17:47,976 INFO L182 omatonBuilderFactory]: Interpolants [21257#(not (= 119 (mod (* (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size| 4294967296)) 4294967296))), 21258#(= 0 |#Ultimate.C_memset_#t~loopctr30|), 21259#(= 1 |#Ultimate.C_memset_#t~loopctr30|), 21260#(<= |#Ultimate.C_memset_#t~loopctr30| 2), 21261#(<= |#Ultimate.C_memset_#t~loopctr30| 3), 20878#true, 21262#(<= |#Ultimate.C_memset_#t~loopctr30| 4), 20879#false, 21263#(<= |#Ultimate.C_memset_#t~loopctr30| 5), 21264#(<= |#Ultimate.C_memset_#t~loopctr30| 6), 21265#(<= |#Ultimate.C_memset_#t~loopctr30| 7), 21266#(<= |#Ultimate.C_memset_#t~loopctr30| 8), 21267#(<= |#Ultimate.C_memset_#t~loopctr30| 9), 21268#(<= |#Ultimate.C_memset_#t~loopctr30| 10), 21045#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 21269#(<= |#Ultimate.C_memset_#t~loopctr30| 11), 21046#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 21270#(<= |#Ultimate.C_memset_#t~loopctr30| 12), 21238#(not (= 119 |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size|)), 21239#(= (mod (* (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~size 4294967296)) 4294967296)), 21271#(not (= |#Ultimate.C_memset_#amount| 119)), 21080#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 21213#(= __U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_~size |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size|)] [2018-04-11 18:17:47,977 INFO L134 CoverageAnalysis]: Checked inductivity of 1908 backedges. 650 proven. 78 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-11 18:17:47,977 INFO L442 AbstractCegarLoop]: Interpolant automaton has 23 states [2018-04-11 18:17:47,977 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2018-04-11 18:17:47,978 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=123, Invalid=383, Unknown=0, NotChecked=0, Total=506 [2018-04-11 18:17:47,978 INFO L87 Difference]: Start difference. First operand 253 states and 272 transitions. Second operand 23 states. [2018-04-11 18:17:49,180 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 18:17:49,181 INFO L93 Difference]: Finished difference Result 304 states and 329 transitions. [2018-04-11 18:17:49,181 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2018-04-11 18:17:49,181 INFO L78 Accepts]: Start accepts. Automaton has 23 states. Word has length 194 [2018-04-11 18:17:49,181 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 18:17:49,182 INFO L225 Difference]: With dead ends: 304 [2018-04-11 18:17:49,182 INFO L226 Difference]: Without dead ends: 297 [2018-04-11 18:17:49,182 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 73 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 124 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=221, Invalid=1039, Unknown=0, NotChecked=0, Total=1260 [2018-04-11 18:17:49,182 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 297 states. [2018-04-11 18:17:49,184 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 297 to 254. [2018-04-11 18:17:49,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 254 states. [2018-04-11 18:17:49,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 254 states to 254 states and 274 transitions. [2018-04-11 18:17:49,185 INFO L78 Accepts]: Start accepts. Automaton has 254 states and 274 transitions. Word has length 194 [2018-04-11 18:17:49,185 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 18:17:49,185 INFO L459 AbstractCegarLoop]: Abstraction has 254 states and 274 transitions. [2018-04-11 18:17:49,185 INFO L460 AbstractCegarLoop]: Interpolant automaton has 23 states. [2018-04-11 18:17:49,185 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 274 transitions. [2018-04-11 18:17:49,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 196 [2018-04-11 18:17:49,186 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 18:17:49,186 INFO L355 BasicCegarLoop]: trace histogram [53, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 18:17:49,186 INFO L408 AbstractCegarLoop]: === Iteration 27 === [__U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr0RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr4AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr3RequiresViolation]=== [2018-04-11 18:17:49,186 INFO L82 PathProgramCache]: Analyzing trace with hash -1753404637, now seen corresponding path program 14 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 28 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 28 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-11 18:17:49,189 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 18:17:49,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:49,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:49,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:49,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:49,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:49,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:49,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:49,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:49,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:49,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:49,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:49,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:49,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:49,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:49,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:49,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:49,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:49,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:49,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:49,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:49,584 INFO L134 CoverageAnalysis]: Checked inductivity of 1966 backedges. 695 proven. 91 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-11 18:17:49,601 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 18:17:49,601 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [24] total 24 [2018-04-11 18:17:49,601 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-11 18:17:49,601 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2018-04-11 18:17:49,602 INFO L182 omatonBuilderFactory]: Interpolants [21856#true, 22240#(= 1 |#Ultimate.C_memset_#t~loopctr30|), 21857#false, 22241#(= |#Ultimate.C_memset_#t~loopctr30| 2), 22242#(= |#Ultimate.C_memset_#t~loopctr30| 3), 22243#(= 4 |#Ultimate.C_memset_#t~loopctr30|), 22244#(<= |#Ultimate.C_memset_#t~loopctr30| 5), 22245#(<= |#Ultimate.C_memset_#t~loopctr30| 6), 22246#(<= |#Ultimate.C_memset_#t~loopctr30| 7), 22247#(<= |#Ultimate.C_memset_#t~loopctr30| 8), 22024#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 22248#(<= |#Ultimate.C_memset_#t~loopctr30| 9), 22025#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 22249#(<= |#Ultimate.C_memset_#t~loopctr30| 10), 22250#(<= |#Ultimate.C_memset_#t~loopctr30| 11), 22218#(not (= 119 |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size|)), 22059#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 22219#(= (mod (* (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~size 4294967296)) 4294967296)), 22251#(<= |#Ultimate.C_memset_#t~loopctr30| 12), 22252#(<= |#Ultimate.C_memset_#t~loopctr30| 13), 22253#(not (= 119 |#Ultimate.C_memset_#amount|)), 22192#(= __U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_~size |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size|), 22238#(not (= 119 (mod (* (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size| 4294967296)) 4294967296))), 22239#(= 0 |#Ultimate.C_memset_#t~loopctr30|)] [2018-04-11 18:17:49,602 INFO L134 CoverageAnalysis]: Checked inductivity of 1966 backedges. 695 proven. 91 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-11 18:17:49,602 INFO L442 AbstractCegarLoop]: Interpolant automaton has 24 states [2018-04-11 18:17:49,602 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2018-04-11 18:17:49,602 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=129, Invalid=423, Unknown=0, NotChecked=0, Total=552 [2018-04-11 18:17:49,602 INFO L87 Difference]: Start difference. First operand 254 states and 274 transitions. Second operand 24 states. [2018-04-11 18:17:50,888 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 18:17:50,889 INFO L93 Difference]: Finished difference Result 307 states and 333 transitions. [2018-04-11 18:17:50,889 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2018-04-11 18:17:50,889 INFO L78 Accepts]: Start accepts. Automaton has 24 states. Word has length 195 [2018-04-11 18:17:50,889 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 18:17:50,890 INFO L225 Difference]: With dead ends: 307 [2018-04-11 18:17:50,890 INFO L226 Difference]: Without dead ends: 300 [2018-04-11 18:17:50,890 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 75 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 137 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=239, Invalid=1167, Unknown=0, NotChecked=0, Total=1406 [2018-04-11 18:17:50,890 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 300 states. [2018-04-11 18:17:50,892 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 300 to 255. [2018-04-11 18:17:50,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 255 states. [2018-04-11 18:17:50,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 255 states and 276 transitions. [2018-04-11 18:17:50,893 INFO L78 Accepts]: Start accepts. Automaton has 255 states and 276 transitions. Word has length 195 [2018-04-11 18:17:50,893 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 18:17:50,893 INFO L459 AbstractCegarLoop]: Abstraction has 255 states and 276 transitions. [2018-04-11 18:17:50,893 INFO L460 AbstractCegarLoop]: Interpolant automaton has 24 states. [2018-04-11 18:17:50,893 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 276 transitions. [2018-04-11 18:17:50,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2018-04-11 18:17:50,893 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 18:17:50,894 INFO L355 BasicCegarLoop]: trace histogram [54, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 18:17:50,894 INFO L408 AbstractCegarLoop]: === Iteration 28 === [__U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr0RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr4AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr3RequiresViolation]=== [2018-04-11 18:17:50,894 INFO L82 PathProgramCache]: Analyzing trace with hash -76160152, now seen corresponding path program 15 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 29 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 29 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-11 18:17:50,897 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 18:17:50,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:50,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:50,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:50,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:51,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:51,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:51,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:51,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:51,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:51,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:51,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:51,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:51,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:51,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:51,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:51,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:51,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:51,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:51,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:51,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:51,383 INFO L134 CoverageAnalysis]: Checked inductivity of 2025 backedges. 740 proven. 105 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-11 18:17:51,400 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 18:17:51,400 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [25] total 25 [2018-04-11 18:17:51,400 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-11 18:17:51,400 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2018-04-11 18:17:51,400 INFO L182 omatonBuilderFactory]: Interpolants [23232#(<= |#Ultimate.C_memset_#t~loopctr30| 2), 23233#(<= |#Ultimate.C_memset_#t~loopctr30| 3), 23234#(<= |#Ultimate.C_memset_#t~loopctr30| 4), 23235#(<= |#Ultimate.C_memset_#t~loopctr30| 5), 23236#(<= |#Ultimate.C_memset_#t~loopctr30| 6), 23237#(<= |#Ultimate.C_memset_#t~loopctr30| 7), 23238#(<= |#Ultimate.C_memset_#t~loopctr30| 8), 23239#(<= |#Ultimate.C_memset_#t~loopctr30| 9), 23048#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 23240#(<= |#Ultimate.C_memset_#t~loopctr30| 10), 23241#(<= |#Ultimate.C_memset_#t~loopctr30| 11), 23242#(<= |#Ultimate.C_memset_#t~loopctr30| 12), 23243#(<= |#Ultimate.C_memset_#t~loopctr30| 13), 23244#(<= |#Ultimate.C_memset_#t~loopctr30| 14), 23181#(= __U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_~size |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size|), 23245#(not (= |#Ultimate.C_memset_#amount| 119)), 23013#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 23014#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 23208#(not (= 119 |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size|)), 23209#(= (mod (* (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~size 4294967296)) 4294967296)), 22844#true, 22845#false, 23229#(not (= 119 (mod (* (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size| 4294967296)) 4294967296))), 23230#(= 0 |#Ultimate.C_memset_#t~loopctr30|), 23231#(= 1 |#Ultimate.C_memset_#t~loopctr30|)] [2018-04-11 18:17:51,401 INFO L134 CoverageAnalysis]: Checked inductivity of 2025 backedges. 740 proven. 105 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-11 18:17:51,401 INFO L442 AbstractCegarLoop]: Interpolant automaton has 25 states [2018-04-11 18:17:51,401 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2018-04-11 18:17:51,401 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=154, Invalid=446, Unknown=0, NotChecked=0, Total=600 [2018-04-11 18:17:51,401 INFO L87 Difference]: Start difference. First operand 255 states and 276 transitions. Second operand 25 states. [2018-04-11 18:17:52,716 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 18:17:52,716 INFO L93 Difference]: Finished difference Result 310 states and 337 transitions. [2018-04-11 18:17:52,716 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2018-04-11 18:17:52,716 INFO L78 Accepts]: Start accepts. Automaton has 25 states. Word has length 196 [2018-04-11 18:17:52,716 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 18:17:52,717 INFO L225 Difference]: With dead ends: 310 [2018-04-11 18:17:52,717 INFO L226 Difference]: Without dead ends: 303 [2018-04-11 18:17:52,717 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 77 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 38 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 157 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=284, Invalid=1276, Unknown=0, NotChecked=0, Total=1560 [2018-04-11 18:17:52,718 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 303 states. [2018-04-11 18:17:52,721 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 303 to 256. [2018-04-11 18:17:52,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 256 states. [2018-04-11 18:17:52,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 256 states and 278 transitions. [2018-04-11 18:17:52,722 INFO L78 Accepts]: Start accepts. Automaton has 256 states and 278 transitions. Word has length 196 [2018-04-11 18:17:52,722 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 18:17:52,722 INFO L459 AbstractCegarLoop]: Abstraction has 256 states and 278 transitions. [2018-04-11 18:17:52,722 INFO L460 AbstractCegarLoop]: Interpolant automaton has 25 states. [2018-04-11 18:17:52,722 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 278 transitions. [2018-04-11 18:17:52,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2018-04-11 18:17:52,723 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 18:17:52,723 INFO L355 BasicCegarLoop]: trace histogram [55, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 18:17:52,723 INFO L408 AbstractCegarLoop]: === Iteration 29 === [__U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr0RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr4AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr3RequiresViolation]=== [2018-04-11 18:17:52,724 INFO L82 PathProgramCache]: Analyzing trace with hash 378811331, now seen corresponding path program 16 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 30 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 30 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-11 18:17:52,726 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 18:17:52,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:52,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:52,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:52,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:52,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:52,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:52,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:52,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:52,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:52,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:52,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:52,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:52,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:52,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:52,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:52,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:52,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:52,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:52,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:52,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:53,136 INFO L134 CoverageAnalysis]: Checked inductivity of 2085 backedges. 785 proven. 120 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-11 18:17:53,165 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 18:17:53,166 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [26] total 26 [2018-04-11 18:17:53,166 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-11 18:17:53,166 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2018-04-11 18:17:53,166 INFO L182 omatonBuilderFactory]: Interpolants [24012#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 24013#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 24208#(not (= 119 |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size|)), 24209#(= (mod (* (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~size 4294967296)) 4294967296)), 23842#true, 23843#false, 24230#(not (= 119 (mod (* (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size| 4294967296)) 4294967296))), 24231#(= 0 |#Ultimate.C_memset_#t~loopctr30|), 24232#(= 1 |#Ultimate.C_memset_#t~loopctr30|), 24233#(= |#Ultimate.C_memset_#t~loopctr30| 2), 24234#(= |#Ultimate.C_memset_#t~loopctr30| 3), 24235#(= 4 |#Ultimate.C_memset_#t~loopctr30|), 24236#(<= |#Ultimate.C_memset_#t~loopctr30| 5), 24237#(<= |#Ultimate.C_memset_#t~loopctr30| 6), 24238#(<= |#Ultimate.C_memset_#t~loopctr30| 7), 24047#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 24239#(<= |#Ultimate.C_memset_#t~loopctr30| 8), 24240#(<= |#Ultimate.C_memset_#t~loopctr30| 9), 24241#(<= |#Ultimate.C_memset_#t~loopctr30| 10), 24242#(<= |#Ultimate.C_memset_#t~loopctr30| 11), 24243#(<= |#Ultimate.C_memset_#t~loopctr30| 12), 24180#(= __U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_~size |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size|), 24244#(<= |#Ultimate.C_memset_#t~loopctr30| 13), 24245#(<= |#Ultimate.C_memset_#t~loopctr30| 14), 24246#(<= |#Ultimate.C_memset_#t~loopctr30| 15), 24247#(not (= |#Ultimate.C_memset_#amount| 119))] [2018-04-11 18:17:53,167 INFO L134 CoverageAnalysis]: Checked inductivity of 2085 backedges. 785 proven. 120 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-11 18:17:53,167 INFO L442 AbstractCegarLoop]: Interpolant automaton has 26 states [2018-04-11 18:17:53,167 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2018-04-11 18:17:53,167 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=162, Invalid=488, Unknown=0, NotChecked=0, Total=650 [2018-04-11 18:17:53,167 INFO L87 Difference]: Start difference. First operand 256 states and 278 transitions. Second operand 26 states. [2018-04-11 18:17:54,622 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 18:17:54,622 INFO L93 Difference]: Finished difference Result 313 states and 341 transitions. [2018-04-11 18:17:54,622 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2018-04-11 18:17:54,622 INFO L78 Accepts]: Start accepts. Automaton has 26 states. Word has length 197 [2018-04-11 18:17:54,623 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 18:17:54,623 INFO L225 Difference]: With dead ends: 313 [2018-04-11 18:17:54,623 INFO L226 Difference]: Without dead ends: 306 [2018-04-11 18:17:54,624 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 79 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 172 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=308, Invalid=1414, Unknown=0, NotChecked=0, Total=1722 [2018-04-11 18:17:54,624 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 306 states. [2018-04-11 18:17:54,625 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 306 to 257. [2018-04-11 18:17:54,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 257 states. [2018-04-11 18:17:54,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 257 states and 280 transitions. [2018-04-11 18:17:54,626 INFO L78 Accepts]: Start accepts. Automaton has 257 states and 280 transitions. Word has length 197 [2018-04-11 18:17:54,626 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 18:17:54,626 INFO L459 AbstractCegarLoop]: Abstraction has 257 states and 280 transitions. [2018-04-11 18:17:54,626 INFO L460 AbstractCegarLoop]: Interpolant automaton has 26 states. [2018-04-11 18:17:54,626 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 280 transitions. [2018-04-11 18:17:54,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2018-04-11 18:17:54,627 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 18:17:54,627 INFO L355 BasicCegarLoop]: trace histogram [56, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 18:17:54,627 INFO L408 AbstractCegarLoop]: === Iteration 30 === [__U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr0RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr4AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr3RequiresViolation]=== [2018-04-11 18:17:54,627 INFO L82 PathProgramCache]: Analyzing trace with hash 1598025416, now seen corresponding path program 17 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 31 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 31 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-11 18:17:54,629 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 18:17:54,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:54,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:54,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:54,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:54,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:54,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:54,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:54,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:54,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:54,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:54,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:54,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:54,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:54,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:54,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:54,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:54,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:54,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:54,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:54,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:55,125 INFO L134 CoverageAnalysis]: Checked inductivity of 2146 backedges. 830 proven. 136 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-11 18:17:55,142 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 18:17:55,142 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [27] total 27 [2018-04-11 18:17:55,143 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-11 18:17:55,143 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2018-04-11 18:17:55,143 INFO L182 omatonBuilderFactory]: Interpolants [25218#(not (= 119 |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size|)), 25219#(= (mod (* (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~size 4294967296)) 4294967296)), 24850#true, 24851#false, 25241#(not (= 119 (mod (* (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size| 4294967296)) 4294967296))), 25242#(= 0 |#Ultimate.C_memset_#t~loopctr30|), 25243#(<= |#Ultimate.C_memset_#t~loopctr30| 1), 25244#(<= |#Ultimate.C_memset_#t~loopctr30| 2), 25245#(<= |#Ultimate.C_memset_#t~loopctr30| 3), 25246#(<= |#Ultimate.C_memset_#t~loopctr30| 4), 25247#(<= |#Ultimate.C_memset_#t~loopctr30| 5), 25056#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 25248#(<= |#Ultimate.C_memset_#t~loopctr30| 6), 25249#(<= |#Ultimate.C_memset_#t~loopctr30| 7), 25250#(<= |#Ultimate.C_memset_#t~loopctr30| 8), 25251#(<= |#Ultimate.C_memset_#t~loopctr30| 9), 25252#(<= |#Ultimate.C_memset_#t~loopctr30| 10), 25189#(= __U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_~size |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size|), 25253#(<= |#Ultimate.C_memset_#t~loopctr30| 11), 25254#(<= |#Ultimate.C_memset_#t~loopctr30| 12), 25255#(<= |#Ultimate.C_memset_#t~loopctr30| 13), 25256#(<= |#Ultimate.C_memset_#t~loopctr30| 14), 25257#(<= |#Ultimate.C_memset_#t~loopctr30| 15), 25258#(<= |#Ultimate.C_memset_#t~loopctr30| 16), 25259#(not (= |#Ultimate.C_memset_#amount| 119)), 25021#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 25022#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))] [2018-04-11 18:17:55,143 INFO L134 CoverageAnalysis]: Checked inductivity of 2146 backedges. 830 proven. 136 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-11 18:17:55,143 INFO L442 AbstractCegarLoop]: Interpolant automaton has 27 states [2018-04-11 18:17:55,143 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2018-04-11 18:17:55,144 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=190, Invalid=512, Unknown=0, NotChecked=0, Total=702 [2018-04-11 18:17:55,144 INFO L87 Difference]: Start difference. First operand 257 states and 280 transitions. Second operand 27 states. [2018-04-11 18:17:56,438 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 18:17:56,438 INFO L93 Difference]: Finished difference Result 316 states and 345 transitions. [2018-04-11 18:17:56,438 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2018-04-11 18:17:56,438 INFO L78 Accepts]: Start accepts. Automaton has 27 states. Word has length 198 [2018-04-11 18:17:56,438 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 18:17:56,439 INFO L225 Difference]: With dead ends: 316 [2018-04-11 18:17:56,439 INFO L226 Difference]: Without dead ends: 309 [2018-04-11 18:17:56,439 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 81 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 42 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 195 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=361, Invalid=1531, Unknown=0, NotChecked=0, Total=1892 [2018-04-11 18:17:56,440 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 309 states. [2018-04-11 18:17:56,443 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 309 to 258. [2018-04-11 18:17:56,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 258 states. [2018-04-11 18:17:56,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 258 states and 282 transitions. [2018-04-11 18:17:56,444 INFO L78 Accepts]: Start accepts. Automaton has 258 states and 282 transitions. Word has length 198 [2018-04-11 18:17:56,444 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 18:17:56,444 INFO L459 AbstractCegarLoop]: Abstraction has 258 states and 282 transitions. [2018-04-11 18:17:56,444 INFO L460 AbstractCegarLoop]: Interpolant automaton has 27 states. [2018-04-11 18:17:56,445 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 282 transitions. [2018-04-11 18:17:56,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2018-04-11 18:17:56,445 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 18:17:56,446 INFO L355 BasicCegarLoop]: trace histogram [57, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 18:17:56,446 INFO L408 AbstractCegarLoop]: === Iteration 31 === [__U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr0RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr4AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr3RequiresViolation]=== [2018-04-11 18:17:56,446 INFO L82 PathProgramCache]: Analyzing trace with hash 738956387, now seen corresponding path program 18 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 32 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 32 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-11 18:17:56,449 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 18:17:56,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:56,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:56,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:56,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:56,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:56,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:56,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:56,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:56,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:56,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:56,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:56,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:56,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:56,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:56,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:56,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:56,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:56,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:56,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:56,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:56,908 INFO L134 CoverageAnalysis]: Checked inductivity of 2208 backedges. 875 proven. 153 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-11 18:17:56,926 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 18:17:56,926 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [28] total 28 [2018-04-11 18:17:56,926 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-11 18:17:56,927 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2018-04-11 18:17:56,927 INFO L182 omatonBuilderFactory]: Interpolants [25868#true, 25869#false, 26262#(not (= 119 (mod (* (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size| 4294967296)) 4294967296))), 26263#(= 0 |#Ultimate.C_memset_#t~loopctr30|), 26264#(= 1 |#Ultimate.C_memset_#t~loopctr30|), 26265#(= |#Ultimate.C_memset_#t~loopctr30| 2), 26266#(= |#Ultimate.C_memset_#t~loopctr30| 3), 26075#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 26267#(= 4 |#Ultimate.C_memset_#t~loopctr30|), 26268#(<= |#Ultimate.C_memset_#t~loopctr30| 5), 26269#(<= |#Ultimate.C_memset_#t~loopctr30| 6), 26270#(<= |#Ultimate.C_memset_#t~loopctr30| 7), 26271#(<= |#Ultimate.C_memset_#t~loopctr30| 8), 26208#(= __U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_~size |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size|), 26272#(<= |#Ultimate.C_memset_#t~loopctr30| 9), 26273#(<= |#Ultimate.C_memset_#t~loopctr30| 10), 26274#(<= |#Ultimate.C_memset_#t~loopctr30| 11), 26275#(<= |#Ultimate.C_memset_#t~loopctr30| 12), 26276#(<= |#Ultimate.C_memset_#t~loopctr30| 13), 26277#(<= |#Ultimate.C_memset_#t~loopctr30| 14), 26278#(<= |#Ultimate.C_memset_#t~loopctr30| 15), 26279#(<= |#Ultimate.C_memset_#t~loopctr30| 16), 26280#(<= |#Ultimate.C_memset_#t~loopctr30| 17), 26281#(not (= |#Ultimate.C_memset_#amount| 119)), 26040#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 26041#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 26238#(not (= 119 |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size|)), 26239#(= (mod (* (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~size 4294967296)) 4294967296))] [2018-04-11 18:17:56,927 INFO L134 CoverageAnalysis]: Checked inductivity of 2208 backedges. 875 proven. 153 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-11 18:17:56,927 INFO L442 AbstractCegarLoop]: Interpolant automaton has 28 states [2018-04-11 18:17:56,927 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2018-04-11 18:17:56,927 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=199, Invalid=557, Unknown=0, NotChecked=0, Total=756 [2018-04-11 18:17:56,927 INFO L87 Difference]: Start difference. First operand 258 states and 282 transitions. Second operand 28 states. [2018-04-11 18:17:58,344 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 18:17:58,345 INFO L93 Difference]: Finished difference Result 319 states and 349 transitions. [2018-04-11 18:17:58,345 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2018-04-11 18:17:58,345 INFO L78 Accepts]: Start accepts. Automaton has 28 states. Word has length 199 [2018-04-11 18:17:58,345 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 18:17:58,346 INFO L225 Difference]: With dead ends: 319 [2018-04-11 18:17:58,346 INFO L226 Difference]: Without dead ends: 312 [2018-04-11 18:17:58,346 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 83 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 44 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 211 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=389, Invalid=1681, Unknown=0, NotChecked=0, Total=2070 [2018-04-11 18:17:58,347 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 312 states. [2018-04-11 18:17:58,349 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 312 to 259. [2018-04-11 18:17:58,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 259 states. [2018-04-11 18:17:58,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 259 states to 259 states and 284 transitions. [2018-04-11 18:17:58,350 INFO L78 Accepts]: Start accepts. Automaton has 259 states and 284 transitions. Word has length 199 [2018-04-11 18:17:58,350 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 18:17:58,350 INFO L459 AbstractCegarLoop]: Abstraction has 259 states and 284 transitions. [2018-04-11 18:17:58,350 INFO L460 AbstractCegarLoop]: Interpolant automaton has 28 states. [2018-04-11 18:17:58,350 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 284 transitions. [2018-04-11 18:17:58,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2018-04-11 18:17:58,351 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 18:17:58,351 INFO L355 BasicCegarLoop]: trace histogram [58, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 18:17:58,351 INFO L408 AbstractCegarLoop]: === Iteration 32 === [__U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr0RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr4AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr3RequiresViolation]=== [2018-04-11 18:17:58,351 INFO L82 PathProgramCache]: Analyzing trace with hash -122379736, now seen corresponding path program 19 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 33 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 33 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-11 18:17:58,359 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 18:17:58,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:58,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:58,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:58,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:58,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:58,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:58,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:58,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:58,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:58,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:58,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:58,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:58,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:58,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:58,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:58,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:58,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:58,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:58,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:58,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:58,808 INFO L134 CoverageAnalysis]: Checked inductivity of 2271 backedges. 920 proven. 171 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-11 18:17:58,824 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 18:17:58,824 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [29] total 29 [2018-04-11 18:17:58,824 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-11 18:17:58,824 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2018-04-11 18:17:58,824 INFO L182 omatonBuilderFactory]: Interpolants [27268#(not (= 119 |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size|)), 27269#(= (mod (* (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~size 4294967296)) 4294967296)), 26896#true, 26897#false, 27293#(not (= 119 (mod (* (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size| 4294967296)) 4294967296))), 27294#(= |#Ultimate.C_memset_#t~loopctr30| 0), 27295#(= 1 |#Ultimate.C_memset_#t~loopctr30|), 27104#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 27296#(= |#Ultimate.C_memset_#t~loopctr30| 2), 27297#(= |#Ultimate.C_memset_#t~loopctr30| 3), 27298#(= 4 |#Ultimate.C_memset_#t~loopctr30|), 27299#(<= |#Ultimate.C_memset_#t~loopctr30| 5), 27300#(<= |#Ultimate.C_memset_#t~loopctr30| 6), 27237#(= __U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_~size |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size|), 27301#(<= |#Ultimate.C_memset_#t~loopctr30| 7), 27302#(<= |#Ultimate.C_memset_#t~loopctr30| 8), 27303#(<= |#Ultimate.C_memset_#t~loopctr30| 9), 27304#(<= |#Ultimate.C_memset_#t~loopctr30| 10), 27305#(<= |#Ultimate.C_memset_#t~loopctr30| 11), 27306#(<= |#Ultimate.C_memset_#t~loopctr30| 12), 27307#(<= |#Ultimate.C_memset_#t~loopctr30| 13), 27308#(<= |#Ultimate.C_memset_#t~loopctr30| 14), 27309#(<= |#Ultimate.C_memset_#t~loopctr30| 15), 27310#(<= |#Ultimate.C_memset_#t~loopctr30| 16), 27311#(<= |#Ultimate.C_memset_#t~loopctr30| 17), 27312#(<= |#Ultimate.C_memset_#t~loopctr30| 18), 27313#(not (= 119 |#Ultimate.C_memset_#amount|)), 27069#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 27070#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))] [2018-04-11 18:17:58,825 INFO L134 CoverageAnalysis]: Checked inductivity of 2271 backedges. 920 proven. 171 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-11 18:17:58,825 INFO L442 AbstractCegarLoop]: Interpolant automaton has 29 states [2018-04-11 18:17:58,825 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2018-04-11 18:17:58,825 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=219, Invalid=593, Unknown=0, NotChecked=0, Total=812 [2018-04-11 18:17:58,825 INFO L87 Difference]: Start difference. First operand 259 states and 284 transitions. Second operand 29 states. [2018-04-11 18:18:00,186 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 18:18:00,187 INFO L93 Difference]: Finished difference Result 322 states and 353 transitions. [2018-04-11 18:18:00,187 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2018-04-11 18:18:00,187 INFO L78 Accepts]: Start accepts. Automaton has 29 states. Word has length 200 [2018-04-11 18:18:00,187 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 18:18:00,188 INFO L225 Difference]: With dead ends: 322 [2018-04-11 18:18:00,188 INFO L226 Difference]: Without dead ends: 315 [2018-04-11 18:18:00,188 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 85 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 46 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 232 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=434, Invalid=1822, Unknown=0, NotChecked=0, Total=2256 [2018-04-11 18:18:00,189 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 315 states. [2018-04-11 18:18:00,190 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 315 to 260. [2018-04-11 18:18:00,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 260 states. [2018-04-11 18:18:00,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 260 states and 286 transitions. [2018-04-11 18:18:00,191 INFO L78 Accepts]: Start accepts. Automaton has 260 states and 286 transitions. Word has length 200 [2018-04-11 18:18:00,191 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 18:18:00,191 INFO L459 AbstractCegarLoop]: Abstraction has 260 states and 286 transitions. [2018-04-11 18:18:00,191 INFO L460 AbstractCegarLoop]: Interpolant automaton has 29 states. [2018-04-11 18:18:00,191 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 286 transitions. [2018-04-11 18:18:00,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2018-04-11 18:18:00,192 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 18:18:00,192 INFO L355 BasicCegarLoop]: trace histogram [59, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 18:18:00,192 INFO L408 AbstractCegarLoop]: === Iteration 33 === [__U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr0RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr4AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr3RequiresViolation]=== [2018-04-11 18:18:00,192 INFO L82 PathProgramCache]: Analyzing trace with hash -1053995773, now seen corresponding path program 20 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 34 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 34 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-11 18:18:00,194 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 18:18:00,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:00,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:00,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:00,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:00,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:00,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:00,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:00,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:00,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:00,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:00,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:00,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:00,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:00,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:00,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:00,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:00,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:00,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:00,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:00,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:00,695 INFO L134 CoverageAnalysis]: Checked inductivity of 2335 backedges. 965 proven. 190 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-11 18:18:00,711 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 18:18:00,711 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [30] total 30 [2018-04-11 18:18:00,711 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-11 18:18:00,711 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2018-04-11 18:18:00,712 INFO L182 omatonBuilderFactory]: Interpolants [28352#(<= |#Ultimate.C_memset_#t~loopctr30| 17), 28353#(<= |#Ultimate.C_memset_#t~loopctr30| 18), 28354#(<= |#Ultimate.C_memset_#t~loopctr30| 19), 28355#(<= |#Ultimate.C_memset_#amount| 19), 28108#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 28109#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 28308#(not (= 119 |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size|)), 28309#(and (or (and (not (= __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~nmemb 1)) (not (= |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 1))) (and (= |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 1) (= __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~nmemb 1))) (= (mod (* (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size| 4294967296) (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~nmemb 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~size 4294967296)) 4294967296))), 27934#true, 27935#false, 28334#(or (not (= (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size| 4294967296) 119)) (not (= |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 1))), 28143#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 28335#(= |#Ultimate.C_memset_#t~loopctr30| 0), 28336#(<= |#Ultimate.C_memset_#t~loopctr30| 1), 28337#(<= |#Ultimate.C_memset_#t~loopctr30| 2), 28338#(<= |#Ultimate.C_memset_#t~loopctr30| 3), 28339#(<= |#Ultimate.C_memset_#t~loopctr30| 4), 28276#(= __U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_~size |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size|), 28340#(<= |#Ultimate.C_memset_#t~loopctr30| 5), 28341#(<= |#Ultimate.C_memset_#t~loopctr30| 6), 28342#(<= |#Ultimate.C_memset_#t~loopctr30| 7), 28343#(<= |#Ultimate.C_memset_#t~loopctr30| 8), 28344#(<= |#Ultimate.C_memset_#t~loopctr30| 9), 28345#(<= |#Ultimate.C_memset_#t~loopctr30| 10), 28346#(<= |#Ultimate.C_memset_#t~loopctr30| 11), 28347#(<= |#Ultimate.C_memset_#t~loopctr30| 12), 28348#(<= |#Ultimate.C_memset_#t~loopctr30| 13), 28349#(<= |#Ultimate.C_memset_#t~loopctr30| 14), 28350#(<= |#Ultimate.C_memset_#t~loopctr30| 15), 28351#(<= |#Ultimate.C_memset_#t~loopctr30| 16)] [2018-04-11 18:18:00,712 INFO L134 CoverageAnalysis]: Checked inductivity of 2335 backedges. 965 proven. 190 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-11 18:18:00,712 INFO L442 AbstractCegarLoop]: Interpolant automaton has 30 states [2018-04-11 18:18:00,712 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2018-04-11 18:18:00,712 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=250, Invalid=620, Unknown=0, NotChecked=0, Total=870 [2018-04-11 18:18:00,712 INFO L87 Difference]: Start difference. First operand 260 states and 286 transitions. Second operand 30 states. [2018-04-11 18:18:01,722 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 18:18:01,723 INFO L93 Difference]: Finished difference Result 325 states and 357 transitions. [2018-04-11 18:18:01,723 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2018-04-11 18:18:01,723 INFO L78 Accepts]: Start accepts. Automaton has 30 states. Word has length 201 [2018-04-11 18:18:01,723 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 18:18:01,724 INFO L225 Difference]: With dead ends: 325 [2018-04-11 18:18:01,724 INFO L226 Difference]: Without dead ends: 318 [2018-04-11 18:18:01,724 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 85 GetRequests, 37 SyntacticMatches, 0 SemanticMatches, 48 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 258 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=496, Invalid=1954, Unknown=0, NotChecked=0, Total=2450 [2018-04-11 18:18:01,725 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 318 states. [2018-04-11 18:18:01,726 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 318 to 261. [2018-04-11 18:18:01,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 261 states. [2018-04-11 18:18:01,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 261 states and 288 transitions. [2018-04-11 18:18:01,727 INFO L78 Accepts]: Start accepts. Automaton has 261 states and 288 transitions. Word has length 201 [2018-04-11 18:18:01,727 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 18:18:01,727 INFO L459 AbstractCegarLoop]: Abstraction has 261 states and 288 transitions. [2018-04-11 18:18:01,727 INFO L460 AbstractCegarLoop]: Interpolant automaton has 30 states. [2018-04-11 18:18:01,727 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 288 transitions. [2018-04-11 18:18:01,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2018-04-11 18:18:01,728 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 18:18:01,728 INFO L355 BasicCegarLoop]: trace histogram [60, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 18:18:01,728 INFO L408 AbstractCegarLoop]: === Iteration 34 === [__U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr0RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr4AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr3RequiresViolation]=== [2018-04-11 18:18:01,728 INFO L82 PathProgramCache]: Analyzing trace with hash 130678152, now seen corresponding path program 21 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 35 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 35 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-11 18:18:01,741 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 18:18:01,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:01,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:01,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:01,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:01,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:01,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:01,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:01,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:01,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:01,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:01,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:01,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:01,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:01,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:01,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:01,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:01,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:01,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:01,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:02,202 WARN L151 SmtUtils]: Spent 187ms on a formula simplification. DAG size of input: 40 DAG size of output 22 [2018-04-11 18:18:02,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:02,553 INFO L134 CoverageAnalysis]: Checked inductivity of 2400 backedges. 1010 proven. 210 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-11 18:18:02,579 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 18:18:02,579 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [31] total 31 [2018-04-11 18:18:02,580 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-11 18:18:02,580 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2018-04-11 18:18:02,580 INFO L182 omatonBuilderFactory]: Interpolants [29192#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 29385#(or (not (= (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size| 4294967296) 119)) (not (= |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 1))), 29386#(= 0 |#Ultimate.C_memset_#t~loopctr30|), 29387#(= 1 |#Ultimate.C_memset_#t~loopctr30|), 29388#(<= |#Ultimate.C_memset_#t~loopctr30| 2), 29325#(= __U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_~size |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size|), 29389#(<= |#Ultimate.C_memset_#t~loopctr30| 3), 29390#(<= |#Ultimate.C_memset_#t~loopctr30| 4), 29391#(<= |#Ultimate.C_memset_#t~loopctr30| 5), 29392#(<= |#Ultimate.C_memset_#t~loopctr30| 6), 29393#(<= |#Ultimate.C_memset_#t~loopctr30| 7), 29394#(<= |#Ultimate.C_memset_#t~loopctr30| 8), 29395#(<= |#Ultimate.C_memset_#t~loopctr30| 9), 29396#(<= |#Ultimate.C_memset_#t~loopctr30| 10), 29397#(<= |#Ultimate.C_memset_#t~loopctr30| 11), 29398#(<= |#Ultimate.C_memset_#t~loopctr30| 12), 29399#(<= |#Ultimate.C_memset_#t~loopctr30| 13), 29400#(<= |#Ultimate.C_memset_#t~loopctr30| 14), 29401#(<= |#Ultimate.C_memset_#t~loopctr30| 15), 29402#(<= |#Ultimate.C_memset_#t~loopctr30| 16), 29403#(<= |#Ultimate.C_memset_#t~loopctr30| 17), 29404#(<= |#Ultimate.C_memset_#t~loopctr30| 18), 29405#(<= |#Ultimate.C_memset_#t~loopctr30| 19), 29406#(<= |#Ultimate.C_memset_#t~loopctr30| 20), 29407#(<= |#Ultimate.C_memset_#amount| 20), 29157#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 29158#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 29358#(not (= 119 |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size|)), 29359#(and (or (and (not (= __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~nmemb 1)) (not (= |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 1))) (and (= |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 1) (= __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~nmemb 1))) (= (mod (* (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size| 4294967296) (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~nmemb 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~size 4294967296)) 4294967296))), 28982#true, 28983#false] [2018-04-11 18:18:02,580 INFO L134 CoverageAnalysis]: Checked inductivity of 2400 backedges. 1010 proven. 210 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-11 18:18:02,580 INFO L442 AbstractCegarLoop]: Interpolant automaton has 31 states [2018-04-11 18:18:02,580 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 31 interpolants. [2018-04-11 18:18:02,581 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=271, Invalid=659, Unknown=0, NotChecked=0, Total=930 [2018-04-11 18:18:02,581 INFO L87 Difference]: Start difference. First operand 261 states and 288 transitions. Second operand 31 states. [2018-04-11 18:18:04,236 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 18:18:04,236 INFO L93 Difference]: Finished difference Result 328 states and 361 transitions. [2018-04-11 18:18:04,236 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2018-04-11 18:18:04,236 INFO L78 Accepts]: Start accepts. Automaton has 31 states. Word has length 202 [2018-04-11 18:18:04,237 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 18:18:04,237 INFO L225 Difference]: With dead ends: 328 [2018-04-11 18:18:04,237 INFO L226 Difference]: Without dead ends: 321 [2018-04-11 18:18:04,238 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 87 GetRequests, 37 SyntacticMatches, 0 SemanticMatches, 50 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 280 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=545, Invalid=2107, Unknown=0, NotChecked=0, Total=2652 [2018-04-11 18:18:04,238 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 321 states. [2018-04-11 18:18:04,240 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 321 to 262. [2018-04-11 18:18:04,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 262 states. [2018-04-11 18:18:04,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 262 states to 262 states and 290 transitions. [2018-04-11 18:18:04,241 INFO L78 Accepts]: Start accepts. Automaton has 262 states and 290 transitions. Word has length 202 [2018-04-11 18:18:04,241 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 18:18:04,241 INFO L459 AbstractCegarLoop]: Abstraction has 262 states and 290 transitions. [2018-04-11 18:18:04,241 INFO L460 AbstractCegarLoop]: Interpolant automaton has 31 states. [2018-04-11 18:18:04,241 INFO L276 IsEmpty]: Start isEmpty. Operand 262 states and 290 transitions. [2018-04-11 18:18:04,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2018-04-11 18:18:04,241 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 18:18:04,242 INFO L355 BasicCegarLoop]: trace histogram [61, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 18:18:04,242 INFO L408 AbstractCegarLoop]: === Iteration 35 === [__U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr0RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr4AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr3RequiresViolation]=== [2018-04-11 18:18:04,242 INFO L82 PathProgramCache]: Analyzing trace with hash -1799135837, now seen corresponding path program 22 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 36 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 36 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-11 18:18:04,244 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 18:18:04,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:04,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:04,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:04,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:04,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:04,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:04,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:04,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:04,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:04,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:04,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:04,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:04,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:04,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:04,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:04,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:04,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:04,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:04,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:04,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:04,736 INFO L134 CoverageAnalysis]: Checked inductivity of 2466 backedges. 1055 proven. 231 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-11 18:18:04,753 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 18:18:04,753 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [32] total 32 [2018-04-11 18:18:04,753 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-11 18:18:04,754 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2018-04-11 18:18:04,754 INFO L182 omatonBuilderFactory]: Interpolants [30464#(<= |#Ultimate.C_memset_#t~loopctr30| 17), 30465#(<= |#Ultimate.C_memset_#t~loopctr30| 18), 30466#(<= |#Ultimate.C_memset_#t~loopctr30| 19), 30467#(<= |#Ultimate.C_memset_#t~loopctr30| 20), 30468#(<= |#Ultimate.C_memset_#t~loopctr30| 21), 30469#(not (= |#Ultimate.C_memset_#amount| 119)), 30216#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 30217#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 30418#(not (= 119 |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size|)), 30419#(and (= __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~size |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size|) (or (and (not (= __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~nmemb 1)) (not (= |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 1))) (and (= |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 1) (= __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~nmemb 1)))), 30040#true, 30041#false, 30251#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 30446#(or (not (= |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size| 119)) (not (= |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 1))), 30447#(= 0 |#Ultimate.C_memset_#t~loopctr30|), 30384#(= __U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_~size |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size|), 30448#(= 1 |#Ultimate.C_memset_#t~loopctr30|), 30449#(<= |#Ultimate.C_memset_#t~loopctr30| 2), 30450#(<= |#Ultimate.C_memset_#t~loopctr30| 3), 30451#(<= |#Ultimate.C_memset_#t~loopctr30| 4), 30452#(<= |#Ultimate.C_memset_#t~loopctr30| 5), 30453#(<= |#Ultimate.C_memset_#t~loopctr30| 6), 30454#(<= |#Ultimate.C_memset_#t~loopctr30| 7), 30455#(<= |#Ultimate.C_memset_#t~loopctr30| 8), 30456#(<= |#Ultimate.C_memset_#t~loopctr30| 9), 30457#(<= |#Ultimate.C_memset_#t~loopctr30| 10), 30458#(<= |#Ultimate.C_memset_#t~loopctr30| 11), 30459#(<= |#Ultimate.C_memset_#t~loopctr30| 12), 30460#(<= |#Ultimate.C_memset_#t~loopctr30| 13), 30461#(<= |#Ultimate.C_memset_#t~loopctr30| 14), 30462#(<= |#Ultimate.C_memset_#t~loopctr30| 15), 30463#(<= |#Ultimate.C_memset_#t~loopctr30| 16)] [2018-04-11 18:18:04,754 INFO L134 CoverageAnalysis]: Checked inductivity of 2466 backedges. 1055 proven. 231 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-11 18:18:04,754 INFO L442 AbstractCegarLoop]: Interpolant automaton has 32 states [2018-04-11 18:18:04,754 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 32 interpolants. [2018-04-11 18:18:04,754 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=294, Invalid=698, Unknown=0, NotChecked=0, Total=992 [2018-04-11 18:18:04,754 INFO L87 Difference]: Start difference. First operand 262 states and 290 transitions. Second operand 32 states. [2018-04-11 18:18:05,917 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 18:18:05,917 INFO L93 Difference]: Finished difference Result 328 states and 362 transitions. [2018-04-11 18:18:05,917 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2018-04-11 18:18:05,917 INFO L78 Accepts]: Start accepts. Automaton has 32 states. Word has length 203 [2018-04-11 18:18:05,918 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 18:18:05,918 INFO L225 Difference]: With dead ends: 328 [2018-04-11 18:18:05,918 INFO L226 Difference]: Without dead ends: 321 [2018-04-11 18:18:05,919 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 90 GetRequests, 35 SyntacticMatches, 0 SemanticMatches, 55 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 372 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=624, Invalid=2568, Unknown=0, NotChecked=0, Total=3192 [2018-04-11 18:18:05,919 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 321 states. [2018-04-11 18:18:05,921 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 321 to 263. [2018-04-11 18:18:05,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 263 states. [2018-04-11 18:18:05,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 263 states to 263 states and 292 transitions. [2018-04-11 18:18:05,922 INFO L78 Accepts]: Start accepts. Automaton has 263 states and 292 transitions. Word has length 203 [2018-04-11 18:18:05,922 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 18:18:05,922 INFO L459 AbstractCegarLoop]: Abstraction has 263 states and 292 transitions. [2018-04-11 18:18:05,922 INFO L460 AbstractCegarLoop]: Interpolant automaton has 32 states. [2018-04-11 18:18:05,922 INFO L276 IsEmpty]: Start isEmpty. Operand 263 states and 292 transitions. [2018-04-11 18:18:05,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2018-04-11 18:18:05,922 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 18:18:05,923 INFO L355 BasicCegarLoop]: trace histogram [62, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 18:18:05,923 INFO L408 AbstractCegarLoop]: === Iteration 36 === [__U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr0RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr4AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr3RequiresViolation]=== [2018-04-11 18:18:05,923 INFO L82 PathProgramCache]: Analyzing trace with hash -1493827352, now seen corresponding path program 23 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 37 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 37 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-11 18:18:05,929 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 18:18:05,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:05,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:05,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:06,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:06,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:06,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:06,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:06,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:06,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:06,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:06,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:06,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:06,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:06,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:06,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:06,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:06,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:06,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:06,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:06,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:06,474 INFO L134 CoverageAnalysis]: Checked inductivity of 2533 backedges. 1100 proven. 253 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-11 18:18:06,490 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 18:18:06,490 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [33] total 33 [2018-04-11 18:18:06,491 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-11 18:18:06,491 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2018-04-11 18:18:06,491 INFO L182 omatonBuilderFactory]: Interpolants [31491#(not (= 119 |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size|)), 31492#(and (or (and (not (= __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~nmemb 1)) (not (= |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 1))) (and (= |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 1) (= __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~nmemb 1))) (= (mod (* (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size| 4294967296) (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~nmemb 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~size 4294967296)) 4294967296))), 31111#true, 31112#false, 31323#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 31456#(= __U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_~size |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size|), 31520#(or (not (= (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size| 4294967296) 119)) (not (= |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 1))), 31521#(= 0 |#Ultimate.C_memset_#t~loopctr30|), 31522#(<= |#Ultimate.C_memset_#t~loopctr30| 1), 31523#(<= |#Ultimate.C_memset_#t~loopctr30| 2), 31524#(<= |#Ultimate.C_memset_#t~loopctr30| 3), 31525#(<= |#Ultimate.C_memset_#t~loopctr30| 4), 31526#(<= |#Ultimate.C_memset_#t~loopctr30| 5), 31527#(<= |#Ultimate.C_memset_#t~loopctr30| 6), 31528#(<= |#Ultimate.C_memset_#t~loopctr30| 7), 31529#(<= |#Ultimate.C_memset_#t~loopctr30| 8), 31530#(<= |#Ultimate.C_memset_#t~loopctr30| 9), 31531#(<= |#Ultimate.C_memset_#t~loopctr30| 10), 31532#(<= |#Ultimate.C_memset_#t~loopctr30| 11), 31533#(<= |#Ultimate.C_memset_#t~loopctr30| 12), 31534#(<= |#Ultimate.C_memset_#t~loopctr30| 13), 31535#(<= |#Ultimate.C_memset_#t~loopctr30| 14), 31536#(<= |#Ultimate.C_memset_#t~loopctr30| 15), 31537#(<= |#Ultimate.C_memset_#t~loopctr30| 16), 31538#(<= |#Ultimate.C_memset_#t~loopctr30| 17), 31539#(<= |#Ultimate.C_memset_#t~loopctr30| 18), 31540#(<= |#Ultimate.C_memset_#t~loopctr30| 19), 31541#(<= |#Ultimate.C_memset_#t~loopctr30| 20), 31542#(<= |#Ultimate.C_memset_#t~loopctr30| 21), 31543#(<= |#Ultimate.C_memset_#t~loopctr30| 22), 31288#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 31544#(<= |#Ultimate.C_memset_#amount| 22), 31289#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))] [2018-04-11 18:18:06,491 INFO L134 CoverageAnalysis]: Checked inductivity of 2533 backedges. 1100 proven. 253 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-11 18:18:06,491 INFO L442 AbstractCegarLoop]: Interpolant automaton has 33 states [2018-04-11 18:18:06,492 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 33 interpolants. [2018-04-11 18:18:06,492 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=319, Invalid=737, Unknown=0, NotChecked=0, Total=1056 [2018-04-11 18:18:06,492 INFO L87 Difference]: Start difference. First operand 263 states and 292 transitions. Second operand 33 states. [2018-04-11 18:18:08,070 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 18:18:08,070 INFO L93 Difference]: Finished difference Result 334 states and 369 transitions. [2018-04-11 18:18:08,070 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2018-04-11 18:18:08,070 INFO L78 Accepts]: Start accepts. Automaton has 33 states. Word has length 204 [2018-04-11 18:18:08,070 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 18:18:08,071 INFO L225 Difference]: With dead ends: 334 [2018-04-11 18:18:08,071 INFO L226 Difference]: Without dead ends: 327 [2018-04-11 18:18:08,072 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 91 GetRequests, 37 SyntacticMatches, 0 SemanticMatches, 54 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 330 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=658, Invalid=2422, Unknown=0, NotChecked=0, Total=3080 [2018-04-11 18:18:08,072 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 327 states. [2018-04-11 18:18:08,074 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 327 to 264. [2018-04-11 18:18:08,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 264 states. [2018-04-11 18:18:08,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 264 states and 294 transitions. [2018-04-11 18:18:08,075 INFO L78 Accepts]: Start accepts. Automaton has 264 states and 294 transitions. Word has length 204 [2018-04-11 18:18:08,075 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 18:18:08,075 INFO L459 AbstractCegarLoop]: Abstraction has 264 states and 294 transitions. [2018-04-11 18:18:08,075 INFO L460 AbstractCegarLoop]: Interpolant automaton has 33 states. [2018-04-11 18:18:08,075 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 294 transitions. [2018-04-11 18:18:08,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2018-04-11 18:18:08,076 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 18:18:08,076 INFO L355 BasicCegarLoop]: trace histogram [63, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 18:18:08,076 INFO L408 AbstractCegarLoop]: === Iteration 37 === [__U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr0RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr4AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr3RequiresViolation]=== [2018-04-11 18:18:08,076 INFO L82 PathProgramCache]: Analyzing trace with hash -619198909, now seen corresponding path program 24 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 38 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 38 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-11 18:18:08,078 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 18:18:08,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:08,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:08,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:08,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:08,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:08,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:08,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:08,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:08,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:08,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:08,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:08,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:08,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:08,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:08,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:08,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:08,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:08,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:08,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:08,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:08,650 INFO L134 CoverageAnalysis]: Checked inductivity of 2601 backedges. 1145 proven. 276 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-11 18:18:08,667 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 18:18:08,667 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [34] total 34 [2018-04-11 18:18:08,667 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-11 18:18:08,667 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2018-04-11 18:18:08,667 INFO L182 omatonBuilderFactory]: Interpolants [32402#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 32535#(= __U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_~size |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size|), 32601#(not (= 119 (mod (* (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size| 4294967296)) 4294967296))), 32602#(= 0 |#Ultimate.C_memset_#t~loopctr30|), 32603#(= 1 |#Ultimate.C_memset_#t~loopctr30|), 32604#(<= |#Ultimate.C_memset_#t~loopctr30| 2), 32605#(<= |#Ultimate.C_memset_#t~loopctr30| 3), 32606#(<= |#Ultimate.C_memset_#t~loopctr30| 4), 32607#(<= |#Ultimate.C_memset_#t~loopctr30| 5), 32608#(<= |#Ultimate.C_memset_#t~loopctr30| 6), 32609#(<= |#Ultimate.C_memset_#t~loopctr30| 7), 32610#(<= |#Ultimate.C_memset_#t~loopctr30| 8), 32611#(<= |#Ultimate.C_memset_#t~loopctr30| 9), 32612#(<= |#Ultimate.C_memset_#t~loopctr30| 10), 32613#(<= |#Ultimate.C_memset_#t~loopctr30| 11), 32614#(<= |#Ultimate.C_memset_#t~loopctr30| 12), 32615#(<= |#Ultimate.C_memset_#t~loopctr30| 13), 32616#(<= |#Ultimate.C_memset_#t~loopctr30| 14), 32617#(<= |#Ultimate.C_memset_#t~loopctr30| 15), 32618#(<= |#Ultimate.C_memset_#t~loopctr30| 16), 32619#(<= |#Ultimate.C_memset_#t~loopctr30| 17), 32620#(<= |#Ultimate.C_memset_#t~loopctr30| 18), 32621#(<= |#Ultimate.C_memset_#t~loopctr30| 19), 32622#(<= |#Ultimate.C_memset_#t~loopctr30| 20), 32367#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 32623#(<= |#Ultimate.C_memset_#t~loopctr30| 21), 32368#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 32624#(<= |#Ultimate.C_memset_#t~loopctr30| 22), 32625#(<= |#Ultimate.C_memset_#t~loopctr30| 23), 32626#(not (= 119 |#Ultimate.C_memset_#amount|)), 32571#(not (= 119 |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size|)), 32572#(= (mod (* (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~size 4294967296)) 4294967296)), 32189#true, 32190#false] [2018-04-11 18:18:08,667 INFO L134 CoverageAnalysis]: Checked inductivity of 2601 backedges. 1145 proven. 276 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-11 18:18:08,668 INFO L442 AbstractCegarLoop]: Interpolant automaton has 34 states [2018-04-11 18:18:08,668 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2018-04-11 18:18:08,668 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=343, Invalid=779, Unknown=0, NotChecked=0, Total=1122 [2018-04-11 18:18:08,668 INFO L87 Difference]: Start difference. First operand 264 states and 294 transitions. Second operand 34 states. [2018-04-11 18:18:10,222 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 18:18:10,222 INFO L93 Difference]: Finished difference Result 337 states and 373 transitions. [2018-04-11 18:18:10,222 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2018-04-11 18:18:10,223 INFO L78 Accepts]: Start accepts. Automaton has 34 states. Word has length 205 [2018-04-11 18:18:10,223 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 18:18:10,223 INFO L225 Difference]: With dead ends: 337 [2018-04-11 18:18:10,224 INFO L226 Difference]: Without dead ends: 330 [2018-04-11 18:18:10,224 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 95 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 56 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 355 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=716, Invalid=2590, Unknown=0, NotChecked=0, Total=3306 [2018-04-11 18:18:10,224 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 330 states. [2018-04-11 18:18:10,226 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 330 to 265. [2018-04-11 18:18:10,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 265 states. [2018-04-11 18:18:10,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 265 states and 296 transitions. [2018-04-11 18:18:10,226 INFO L78 Accepts]: Start accepts. Automaton has 265 states and 296 transitions. Word has length 205 [2018-04-11 18:18:10,227 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 18:18:10,227 INFO L459 AbstractCegarLoop]: Abstraction has 265 states and 296 transitions. [2018-04-11 18:18:10,227 INFO L460 AbstractCegarLoop]: Interpolant automaton has 34 states. [2018-04-11 18:18:10,227 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 296 transitions. [2018-04-11 18:18:10,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2018-04-11 18:18:10,227 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 18:18:10,227 INFO L355 BasicCegarLoop]: trace histogram [64, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 18:18:10,227 INFO L408 AbstractCegarLoop]: === Iteration 38 === [__U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr0RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr4AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr3RequiresViolation]=== [2018-04-11 18:18:10,228 INFO L82 PathProgramCache]: Analyzing trace with hash 724479048, now seen corresponding path program 25 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 39 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 39 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-11 18:18:10,230 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 18:18:10,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:10,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:10,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:10,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:10,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:10,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:10,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:10,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:10,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:10,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:10,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:10,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:10,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:10,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:10,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:10,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:10,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:10,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:10,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:10,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:10,809 INFO L134 CoverageAnalysis]: Checked inductivity of 2670 backedges. 1190 proven. 300 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-11 18:18:10,826 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 18:18:10,826 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [35] total 35 [2018-04-11 18:18:10,826 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-11 18:18:10,826 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2018-04-11 18:18:10,826 INFO L182 omatonBuilderFactory]: Interpolants [33491#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 33624#(= __U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_~size |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size|), 33692#(or (not (= |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size| 119)) (not (= (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 4294967296) 1))), 33693#(= 0 |#Ultimate.C_memset_#t~loopctr30|), 33694#(and (= 1 |#Ultimate.C_memset_#t~loopctr30|) (< 0 |#Ultimate.C_memset_#amount|)), 33695#(and (<= |#Ultimate.C_memset_#t~loopctr30| 2) (< 0 |#Ultimate.C_memset_#amount|)), 33696#(and (< 0 |#Ultimate.C_memset_#amount|) (<= |#Ultimate.C_memset_#t~loopctr30| 3)), 33697#(and (< 0 |#Ultimate.C_memset_#amount|) (<= |#Ultimate.C_memset_#t~loopctr30| 4)), 33698#(and (<= |#Ultimate.C_memset_#t~loopctr30| 5) (< 0 |#Ultimate.C_memset_#amount|)), 33699#(and (<= |#Ultimate.C_memset_#t~loopctr30| 6) (< 0 |#Ultimate.C_memset_#amount|)), 33700#(and (<= |#Ultimate.C_memset_#t~loopctr30| 7) (< 0 |#Ultimate.C_memset_#amount|)), 33701#(and (<= |#Ultimate.C_memset_#t~loopctr30| 8) (< 0 |#Ultimate.C_memset_#amount|)), 33702#(and (< 0 |#Ultimate.C_memset_#amount|) (<= |#Ultimate.C_memset_#t~loopctr30| 9)), 33703#(and (<= |#Ultimate.C_memset_#t~loopctr30| 10) (< 0 |#Ultimate.C_memset_#amount|)), 33704#(and (<= |#Ultimate.C_memset_#t~loopctr30| 11) (< 0 |#Ultimate.C_memset_#amount|)), 33705#(and (<= |#Ultimate.C_memset_#t~loopctr30| 12) (< 0 |#Ultimate.C_memset_#amount|)), 33706#(and (< 0 |#Ultimate.C_memset_#amount|) (<= |#Ultimate.C_memset_#t~loopctr30| 13)), 33707#(and (<= |#Ultimate.C_memset_#t~loopctr30| 14) (< 0 |#Ultimate.C_memset_#amount|)), 33708#(and (<= |#Ultimate.C_memset_#t~loopctr30| 15) (< 0 |#Ultimate.C_memset_#amount|)), 33709#(and (< 0 |#Ultimate.C_memset_#amount|) (<= |#Ultimate.C_memset_#t~loopctr30| 16)), 33710#(and (< 0 |#Ultimate.C_memset_#amount|) (<= |#Ultimate.C_memset_#t~loopctr30| 17)), 33711#(and (< 0 |#Ultimate.C_memset_#amount|) (<= |#Ultimate.C_memset_#t~loopctr30| 18)), 33456#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 33712#(and (< 0 |#Ultimate.C_memset_#amount|) (<= |#Ultimate.C_memset_#t~loopctr30| 19)), 33457#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 33713#(and (<= |#Ultimate.C_memset_#t~loopctr30| 20) (< 0 |#Ultimate.C_memset_#amount|)), 33714#(and (<= |#Ultimate.C_memset_#t~loopctr30| 21) (< 0 |#Ultimate.C_memset_#amount|)), 33715#(and (< 0 |#Ultimate.C_memset_#amount|) (<= |#Ultimate.C_memset_#t~loopctr30| 22)), 33716#(and (<= |#Ultimate.C_memset_#t~loopctr30| 23) (< 0 |#Ultimate.C_memset_#amount|)), 33717#(and (<= |#Ultimate.C_memset_#t~loopctr30| 24) (< 0 |#Ultimate.C_memset_#amount|)), 33718#(and (<= |#Ultimate.C_memset_#amount| 24) (< 0 |#Ultimate.C_memset_#amount|)), 33277#true, 33661#(not (= 119 |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size|)), 33278#false, 33662#(and (= (mod (* (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 4294967296) (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~size 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~size 4294967296)) 4294967296)) (= __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~size |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size|))] [2018-04-11 18:18:10,826 INFO L134 CoverageAnalysis]: Checked inductivity of 2670 backedges. 1190 proven. 300 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-11 18:18:10,827 INFO L442 AbstractCegarLoop]: Interpolant automaton has 35 states [2018-04-11 18:18:10,827 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2018-04-11 18:18:10,827 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=346, Invalid=844, Unknown=0, NotChecked=0, Total=1190 [2018-04-11 18:18:10,827 INFO L87 Difference]: Start difference. First operand 265 states and 296 transitions. Second operand 35 states. [2018-04-11 18:18:12,695 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 18:18:12,695 INFO L93 Difference]: Finished difference Result 337 states and 374 transitions. [2018-04-11 18:18:12,696 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2018-04-11 18:18:12,696 INFO L78 Accepts]: Start accepts. Automaton has 35 states. Word has length 206 [2018-04-11 18:18:12,696 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 18:18:12,697 INFO L225 Difference]: With dead ends: 337 [2018-04-11 18:18:12,697 INFO L226 Difference]: Without dead ends: 330 [2018-04-11 18:18:12,698 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 98 GetRequests, 37 SyntacticMatches, 0 SemanticMatches, 61 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 459 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=758, Invalid=3148, Unknown=0, NotChecked=0, Total=3906 [2018-04-11 18:18:12,698 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 330 states. [2018-04-11 18:18:12,700 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 330 to 266. [2018-04-11 18:18:12,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 266 states. [2018-04-11 18:18:12,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 266 states and 298 transitions. [2018-04-11 18:18:12,701 INFO L78 Accepts]: Start accepts. Automaton has 266 states and 298 transitions. Word has length 206 [2018-04-11 18:18:12,701 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 18:18:12,701 INFO L459 AbstractCegarLoop]: Abstraction has 266 states and 298 transitions. [2018-04-11 18:18:12,701 INFO L460 AbstractCegarLoop]: Interpolant automaton has 35 states. [2018-04-11 18:18:12,701 INFO L276 IsEmpty]: Start isEmpty. Operand 266 states and 298 transitions. [2018-04-11 18:18:12,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2018-04-11 18:18:12,702 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 18:18:12,702 INFO L355 BasicCegarLoop]: trace histogram [65, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 18:18:12,702 INFO L408 AbstractCegarLoop]: === Iteration 39 === [__U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr0RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr4AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr3RequiresViolation]=== [2018-04-11 18:18:12,702 INFO L82 PathProgramCache]: Analyzing trace with hash -571177245, now seen corresponding path program 26 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 40 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 40 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-11 18:18:12,707 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 18:18:12,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:12,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:12,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:12,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:12,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:12,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:12,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:12,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:12,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:12,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:12,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:12,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:12,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:12,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:12,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:12,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:12,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:12,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:12,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:13,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:13,314 INFO L134 CoverageAnalysis]: Checked inductivity of 2740 backedges. 1235 proven. 325 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-11 18:18:13,331 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 18:18:13,331 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [36] total 36 [2018-04-11 18:18:13,331 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-11 18:18:13,331 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2018-04-11 18:18:13,331 INFO L182 omatonBuilderFactory]: Interpolants [34816#(<= |#Ultimate.C_memset_#t~loopctr30| 19), 34817#(<= |#Ultimate.C_memset_#t~loopctr30| 20), 34818#(<= |#Ultimate.C_memset_#t~loopctr30| 21), 34819#(<= |#Ultimate.C_memset_#t~loopctr30| 22), 34820#(<= |#Ultimate.C_memset_#t~loopctr30| 23), 34821#(<= |#Ultimate.C_memset_#t~loopctr30| 24), 34822#(<= |#Ultimate.C_memset_#t~loopctr30| 25), 34823#(<= |#Ultimate.C_memset_#amount| 25), 34378#true, 34379#false, 34764#(not (= 119 |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size|)), 34765#(and (or (and (not (= __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~nmemb 1)) (not (= |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 1))) (and (= |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 1) (= __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~nmemb 1))) (= (mod (* (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size| 4294967296) (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~nmemb 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~size 4294967296)) 4294967296))), 34593#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 34726#(= __U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_~size |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size|), 34796#(or (not (= (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size| 4294967296) 119)) (not (= |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 1))), 34797#(= 0 |#Ultimate.C_memset_#t~loopctr30|), 34798#(<= |#Ultimate.C_memset_#t~loopctr30| 1), 34799#(<= |#Ultimate.C_memset_#t~loopctr30| 2), 34800#(<= |#Ultimate.C_memset_#t~loopctr30| 3), 34801#(<= |#Ultimate.C_memset_#t~loopctr30| 4), 34802#(<= |#Ultimate.C_memset_#t~loopctr30| 5), 34803#(<= |#Ultimate.C_memset_#t~loopctr30| 6), 34804#(<= |#Ultimate.C_memset_#t~loopctr30| 7), 34805#(<= |#Ultimate.C_memset_#t~loopctr30| 8), 34806#(<= |#Ultimate.C_memset_#t~loopctr30| 9), 34807#(<= |#Ultimate.C_memset_#t~loopctr30| 10), 34808#(<= |#Ultimate.C_memset_#t~loopctr30| 11), 34809#(<= |#Ultimate.C_memset_#t~loopctr30| 12), 34810#(<= |#Ultimate.C_memset_#t~loopctr30| 13), 34811#(<= |#Ultimate.C_memset_#t~loopctr30| 14), 34812#(<= |#Ultimate.C_memset_#t~loopctr30| 15), 34813#(<= |#Ultimate.C_memset_#t~loopctr30| 16), 34558#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 34814#(<= |#Ultimate.C_memset_#t~loopctr30| 17), 34559#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 34815#(<= |#Ultimate.C_memset_#t~loopctr30| 18)] [2018-04-11 18:18:13,332 INFO L134 CoverageAnalysis]: Checked inductivity of 2740 backedges. 1235 proven. 325 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-11 18:18:13,332 INFO L442 AbstractCegarLoop]: Interpolant automaton has 36 states [2018-04-11 18:18:13,332 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 36 interpolants. [2018-04-11 18:18:13,332 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=397, Invalid=863, Unknown=0, NotChecked=0, Total=1260 [2018-04-11 18:18:13,332 INFO L87 Difference]: Start difference. First operand 266 states and 298 transitions. Second operand 36 states. [2018-04-11 18:18:14,468 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 18:18:14,468 INFO L93 Difference]: Finished difference Result 343 states and 381 transitions. [2018-04-11 18:18:14,468 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2018-04-11 18:18:14,468 INFO L78 Accepts]: Start accepts. Automaton has 36 states. Word has length 207 [2018-04-11 18:18:14,468 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 18:18:14,469 INFO L225 Difference]: With dead ends: 343 [2018-04-11 18:18:14,469 INFO L226 Difference]: Without dead ends: 336 [2018-04-11 18:18:14,470 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 97 GetRequests, 37 SyntacticMatches, 0 SemanticMatches, 60 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 411 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=847, Invalid=2935, Unknown=0, NotChecked=0, Total=3782 [2018-04-11 18:18:14,470 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 336 states. [2018-04-11 18:18:14,472 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 336 to 267. [2018-04-11 18:18:14,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 267 states. [2018-04-11 18:18:14,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 267 states and 300 transitions. [2018-04-11 18:18:14,473 INFO L78 Accepts]: Start accepts. Automaton has 267 states and 300 transitions. Word has length 207 [2018-04-11 18:18:14,474 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 18:18:14,474 INFO L459 AbstractCegarLoop]: Abstraction has 267 states and 300 transitions. [2018-04-11 18:18:14,474 INFO L460 AbstractCegarLoop]: Interpolant automaton has 36 states. [2018-04-11 18:18:14,474 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 300 transitions. [2018-04-11 18:18:14,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2018-04-11 18:18:14,475 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 18:18:14,475 INFO L355 BasicCegarLoop]: trace histogram [66, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 18:18:14,475 INFO L408 AbstractCegarLoop]: === Iteration 40 === [__U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr0RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr4AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr3RequiresViolation]=== [2018-04-11 18:18:14,475 INFO L82 PathProgramCache]: Analyzing trace with hash -2081816664, now seen corresponding path program 27 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 41 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 41 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-11 18:18:14,479 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 18:18:14,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:14,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:14,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:14,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:14,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:14,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:14,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:14,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:14,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:14,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:14,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:14,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:14,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:14,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:14,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:14,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:14,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:14,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:14,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:14,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:15,182 INFO L134 CoverageAnalysis]: Checked inductivity of 2811 backedges. 1280 proven. 351 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-11 18:18:15,199 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 18:18:15,199 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [37] total 37 [2018-04-11 18:18:15,199 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-11 18:18:15,199 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2018-04-11 18:18:15,200 INFO L182 omatonBuilderFactory]: Interpolants [35907#(not (= 119 (mod (* (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size| 4294967296)) 4294967296))), 35908#(= 0 |#Ultimate.C_memset_#t~loopctr30|), 35909#(= 1 |#Ultimate.C_memset_#t~loopctr30|), 35910#(<= |#Ultimate.C_memset_#t~loopctr30| 2), 35911#(<= |#Ultimate.C_memset_#t~loopctr30| 3), 35912#(<= |#Ultimate.C_memset_#t~loopctr30| 4), 35913#(<= |#Ultimate.C_memset_#t~loopctr30| 5), 35914#(<= |#Ultimate.C_memset_#t~loopctr30| 6), 35915#(<= |#Ultimate.C_memset_#t~loopctr30| 7), 35916#(<= |#Ultimate.C_memset_#t~loopctr30| 8), 35917#(<= |#Ultimate.C_memset_#t~loopctr30| 9), 35918#(<= |#Ultimate.C_memset_#t~loopctr30| 10), 35919#(<= |#Ultimate.C_memset_#t~loopctr30| 11), 35920#(<= |#Ultimate.C_memset_#t~loopctr30| 12), 35921#(<= |#Ultimate.C_memset_#t~loopctr30| 13), 35922#(<= |#Ultimate.C_memset_#t~loopctr30| 14), 35667#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 35923#(<= |#Ultimate.C_memset_#t~loopctr30| 15), 35668#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 35924#(<= |#Ultimate.C_memset_#t~loopctr30| 16), 35925#(<= |#Ultimate.C_memset_#t~loopctr30| 17), 35926#(<= |#Ultimate.C_memset_#t~loopctr30| 18), 35927#(<= |#Ultimate.C_memset_#t~loopctr30| 19), 35928#(<= |#Ultimate.C_memset_#t~loopctr30| 20), 35929#(<= |#Ultimate.C_memset_#t~loopctr30| 21), 35930#(<= |#Ultimate.C_memset_#t~loopctr30| 22), 35931#(<= |#Ultimate.C_memset_#t~loopctr30| 23), 35932#(<= |#Ultimate.C_memset_#t~loopctr30| 24), 35933#(<= |#Ultimate.C_memset_#t~loopctr30| 25), 35486#true, 35934#(<= |#Ultimate.C_memset_#t~loopctr30| 26), 35487#false, 35935#(not (= |#Ultimate.C_memset_#amount| 119)), 35874#(not (= 119 |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size|)), 35875#(= (mod (* (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~size 4294967296)) 4294967296)), 35702#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 35835#(= __U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_~size |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size|)] [2018-04-11 18:18:15,200 INFO L134 CoverageAnalysis]: Checked inductivity of 2811 backedges. 1280 proven. 351 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-11 18:18:15,200 INFO L442 AbstractCegarLoop]: Interpolant automaton has 37 states [2018-04-11 18:18:15,200 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 37 interpolants. [2018-04-11 18:18:15,200 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=424, Invalid=908, Unknown=0, NotChecked=0, Total=1332 [2018-04-11 18:18:15,200 INFO L87 Difference]: Start difference. First operand 267 states and 300 transitions. Second operand 37 states. [2018-04-11 18:18:16,955 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 18:18:16,956 INFO L93 Difference]: Finished difference Result 346 states and 385 transitions. [2018-04-11 18:18:16,956 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2018-04-11 18:18:16,956 INFO L78 Accepts]: Start accepts. Automaton has 37 states. Word has length 208 [2018-04-11 18:18:16,956 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 18:18:16,957 INFO L225 Difference]: With dead ends: 346 [2018-04-11 18:18:16,957 INFO L226 Difference]: Without dead ends: 339 [2018-04-11 18:18:16,958 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 101 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 62 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 439 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=914, Invalid=3118, Unknown=0, NotChecked=0, Total=4032 [2018-04-11 18:18:16,958 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 339 states. [2018-04-11 18:18:16,960 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 339 to 268. [2018-04-11 18:18:16,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 268 states. [2018-04-11 18:18:16,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 268 states and 302 transitions. [2018-04-11 18:18:16,960 INFO L78 Accepts]: Start accepts. Automaton has 268 states and 302 transitions. Word has length 208 [2018-04-11 18:18:16,961 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 18:18:16,961 INFO L459 AbstractCegarLoop]: Abstraction has 268 states and 302 transitions. [2018-04-11 18:18:16,961 INFO L460 AbstractCegarLoop]: Interpolant automaton has 37 states. [2018-04-11 18:18:16,961 INFO L276 IsEmpty]: Start isEmpty. Operand 268 states and 302 transitions. [2018-04-11 18:18:16,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2018-04-11 18:18:16,962 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 18:18:16,962 INFO L355 BasicCegarLoop]: trace histogram [67, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 18:18:16,962 INFO L408 AbstractCegarLoop]: === Iteration 41 === [__U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr0RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr4AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr3RequiresViolation]=== [2018-04-11 18:18:16,962 INFO L82 PathProgramCache]: Analyzing trace with hash -1666998397, now seen corresponding path program 28 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 42 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 42 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-11 18:18:16,964 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 18:18:17,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:17,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:17,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:17,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:17,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:17,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:17,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:17,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:17,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:17,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:17,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:17,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:17,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:17,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:17,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:17,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:17,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:17,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:17,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:17,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:17,612 INFO L134 CoverageAnalysis]: Checked inductivity of 2883 backedges. 1325 proven. 378 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-11 18:18:17,629 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 18:18:17,629 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [38] total 38 [2018-04-11 18:18:17,629 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-11 18:18:17,629 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2018-04-11 18:18:17,629 INFO L182 omatonBuilderFactory]: Interpolants [37056#(<= |#Ultimate.C_memset_#t~loopctr30| 27), 37057#(not (= |#Ultimate.C_memset_#amount| 119)), 36994#(not (= 119 |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size|)), 36995#(= (mod (* (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~size 4294967296)) 4294967296)), 36821#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 36954#(= __U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_~size |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size|), 37028#(not (= 119 (mod (* (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size| 4294967296)) 4294967296))), 37029#(= 0 |#Ultimate.C_memset_#t~loopctr30|), 37030#(= 1 |#Ultimate.C_memset_#t~loopctr30|), 37031#(<= |#Ultimate.C_memset_#t~loopctr30| 2), 37032#(<= |#Ultimate.C_memset_#t~loopctr30| 3), 37033#(<= |#Ultimate.C_memset_#t~loopctr30| 4), 37034#(<= |#Ultimate.C_memset_#t~loopctr30| 5), 37035#(<= |#Ultimate.C_memset_#t~loopctr30| 6), 37036#(<= |#Ultimate.C_memset_#t~loopctr30| 7), 37037#(<= |#Ultimate.C_memset_#t~loopctr30| 8), 37038#(<= |#Ultimate.C_memset_#t~loopctr30| 9), 37039#(<= |#Ultimate.C_memset_#t~loopctr30| 10), 37040#(<= |#Ultimate.C_memset_#t~loopctr30| 11), 37041#(<= |#Ultimate.C_memset_#t~loopctr30| 12), 36786#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 37042#(<= |#Ultimate.C_memset_#t~loopctr30| 13), 36787#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 37043#(<= |#Ultimate.C_memset_#t~loopctr30| 14), 37044#(<= |#Ultimate.C_memset_#t~loopctr30| 15), 37045#(<= |#Ultimate.C_memset_#t~loopctr30| 16), 37046#(<= |#Ultimate.C_memset_#t~loopctr30| 17), 37047#(<= |#Ultimate.C_memset_#t~loopctr30| 18), 37048#(<= |#Ultimate.C_memset_#t~loopctr30| 19), 37049#(<= |#Ultimate.C_memset_#t~loopctr30| 20), 37050#(<= |#Ultimate.C_memset_#t~loopctr30| 21), 37051#(<= |#Ultimate.C_memset_#t~loopctr30| 22), 36604#true, 37052#(<= |#Ultimate.C_memset_#t~loopctr30| 23), 36605#false, 37053#(<= |#Ultimate.C_memset_#t~loopctr30| 24), 37054#(<= |#Ultimate.C_memset_#t~loopctr30| 25), 37055#(<= |#Ultimate.C_memset_#t~loopctr30| 26)] [2018-04-11 18:18:17,630 INFO L134 CoverageAnalysis]: Checked inductivity of 2883 backedges. 1325 proven. 378 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-11 18:18:17,630 INFO L442 AbstractCegarLoop]: Interpolant automaton has 38 states [2018-04-11 18:18:17,630 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 38 interpolants. [2018-04-11 18:18:17,630 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=453, Invalid=953, Unknown=0, NotChecked=0, Total=1406 [2018-04-11 18:18:17,630 INFO L87 Difference]: Start difference. First operand 268 states and 302 transitions. Second operand 38 states. [2018-04-11 18:18:18,593 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 18:18:18,593 INFO L93 Difference]: Finished difference Result 349 states and 389 transitions. [2018-04-11 18:18:18,594 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2018-04-11 18:18:18,594 INFO L78 Accepts]: Start accepts. Automaton has 38 states. Word has length 209 [2018-04-11 18:18:18,594 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 18:18:18,595 INFO L225 Difference]: With dead ends: 349 [2018-04-11 18:18:18,595 INFO L226 Difference]: Without dead ends: 342 [2018-04-11 18:18:18,595 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 103 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 64 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 469 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=986, Invalid=3304, Unknown=0, NotChecked=0, Total=4290 [2018-04-11 18:18:18,595 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 342 states. [2018-04-11 18:18:18,597 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 342 to 269. [2018-04-11 18:18:18,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 269 states. [2018-04-11 18:18:18,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 269 states and 304 transitions. [2018-04-11 18:18:18,598 INFO L78 Accepts]: Start accepts. Automaton has 269 states and 304 transitions. Word has length 209 [2018-04-11 18:18:18,598 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 18:18:18,598 INFO L459 AbstractCegarLoop]: Abstraction has 269 states and 304 transitions. [2018-04-11 18:18:18,598 INFO L460 AbstractCegarLoop]: Interpolant automaton has 38 states. [2018-04-11 18:18:18,598 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 304 transitions. [2018-04-11 18:18:18,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2018-04-11 18:18:18,598 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 18:18:18,598 INFO L355 BasicCegarLoop]: trace histogram [68, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 18:18:18,599 INFO L408 AbstractCegarLoop]: === Iteration 42 === [__U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr0RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr4AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr3RequiresViolation]=== [2018-04-11 18:18:18,599 INFO L82 PathProgramCache]: Analyzing trace with hash -1692534008, now seen corresponding path program 29 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 43 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 43 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-11 18:18:18,601 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 18:18:18,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:18,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:18,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:18,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:18,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:18,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:18,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:18,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:18,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:18,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:18,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:18,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:18,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:18,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:18,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:18,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:18,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:18,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:18,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:18,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:19,236 INFO L134 CoverageAnalysis]: Checked inductivity of 2956 backedges. 1370 proven. 406 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-11 18:18:19,252 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 18:18:19,253 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [39] total 39 [2018-04-11 18:18:19,253 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-11 18:18:19,253 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2018-04-11 18:18:19,253 INFO L182 omatonBuilderFactory]: Interpolants [38083#(= __U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_~size |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size|), 38159#(not (= 119 (mod (* (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size| 4294967296)) 4294967296))), 38160#(= 0 |#Ultimate.C_memset_#t~loopctr30|), 38161#(<= |#Ultimate.C_memset_#t~loopctr30| 1), 38162#(<= |#Ultimate.C_memset_#t~loopctr30| 2), 38163#(<= |#Ultimate.C_memset_#t~loopctr30| 3), 38164#(<= |#Ultimate.C_memset_#t~loopctr30| 4), 38165#(<= |#Ultimate.C_memset_#t~loopctr30| 5), 38166#(<= |#Ultimate.C_memset_#t~loopctr30| 6), 38167#(<= |#Ultimate.C_memset_#t~loopctr30| 7), 38168#(<= |#Ultimate.C_memset_#t~loopctr30| 8), 38169#(<= |#Ultimate.C_memset_#t~loopctr30| 9), 38170#(<= |#Ultimate.C_memset_#t~loopctr30| 10), 37915#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 38171#(<= |#Ultimate.C_memset_#t~loopctr30| 11), 37916#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 38172#(<= |#Ultimate.C_memset_#t~loopctr30| 12), 38173#(<= |#Ultimate.C_memset_#t~loopctr30| 13), 38174#(<= |#Ultimate.C_memset_#t~loopctr30| 14), 38175#(<= |#Ultimate.C_memset_#t~loopctr30| 15), 38176#(<= |#Ultimate.C_memset_#t~loopctr30| 16), 38177#(<= |#Ultimate.C_memset_#t~loopctr30| 17), 38178#(<= |#Ultimate.C_memset_#t~loopctr30| 18), 38179#(<= |#Ultimate.C_memset_#t~loopctr30| 19), 37732#true, 38180#(<= |#Ultimate.C_memset_#t~loopctr30| 20), 37733#false, 38181#(<= |#Ultimate.C_memset_#t~loopctr30| 21), 38182#(<= |#Ultimate.C_memset_#t~loopctr30| 22), 38183#(<= |#Ultimate.C_memset_#t~loopctr30| 23), 38184#(<= |#Ultimate.C_memset_#t~loopctr30| 24), 38185#(<= |#Ultimate.C_memset_#t~loopctr30| 25), 38186#(<= |#Ultimate.C_memset_#t~loopctr30| 26), 38187#(<= |#Ultimate.C_memset_#t~loopctr30| 27), 38188#(<= |#Ultimate.C_memset_#t~loopctr30| 28), 38124#(not (= 119 |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size|)), 38125#(= (mod (* (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~size 4294967296)) 4294967296)), 38189#(not (= |#Ultimate.C_memset_#amount| 119)), 37950#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))] [2018-04-11 18:18:19,253 INFO L134 CoverageAnalysis]: Checked inductivity of 2956 backedges. 1370 proven. 406 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-11 18:18:19,253 INFO L442 AbstractCegarLoop]: Interpolant automaton has 39 states [2018-04-11 18:18:19,254 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 39 interpolants. [2018-04-11 18:18:19,254 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=484, Invalid=998, Unknown=0, NotChecked=0, Total=1482 [2018-04-11 18:18:19,254 INFO L87 Difference]: Start difference. First operand 269 states and 304 transitions. Second operand 39 states. [2018-04-11 18:18:21,195 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 18:18:21,196 INFO L93 Difference]: Finished difference Result 352 states and 393 transitions. [2018-04-11 18:18:21,196 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 63 states. [2018-04-11 18:18:21,196 INFO L78 Accepts]: Start accepts. Automaton has 39 states. Word has length 210 [2018-04-11 18:18:21,196 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 18:18:21,197 INFO L225 Difference]: With dead ends: 352 [2018-04-11 18:18:21,197 INFO L226 Difference]: Without dead ends: 345 [2018-04-11 18:18:21,197 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 105 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 66 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 501 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=1063, Invalid=3493, Unknown=0, NotChecked=0, Total=4556 [2018-04-11 18:18:21,197 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 345 states. [2018-04-11 18:18:21,199 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 345 to 270. [2018-04-11 18:18:21,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 270 states. [2018-04-11 18:18:21,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 270 states to 270 states and 306 transitions. [2018-04-11 18:18:21,200 INFO L78 Accepts]: Start accepts. Automaton has 270 states and 306 transitions. Word has length 210 [2018-04-11 18:18:21,200 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 18:18:21,200 INFO L459 AbstractCegarLoop]: Abstraction has 270 states and 306 transitions. [2018-04-11 18:18:21,200 INFO L460 AbstractCegarLoop]: Interpolant automaton has 39 states. [2018-04-11 18:18:21,200 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 306 transitions. [2018-04-11 18:18:21,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2018-04-11 18:18:21,200 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 18:18:21,201 INFO L355 BasicCegarLoop]: trace histogram [69, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 18:18:21,201 INFO L408 AbstractCegarLoop]: === Iteration 43 === [__U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr0RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr4AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr3RequiresViolation]=== [2018-04-11 18:18:21,201 INFO L82 PathProgramCache]: Analyzing trace with hash 1810829347, now seen corresponding path program 30 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 44 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 44 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-11 18:18:21,203 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 18:18:21,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:21,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:21,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:21,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:21,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:21,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:21,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:21,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:21,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:21,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:21,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:21,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:21,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:21,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:21,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:21,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:21,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:21,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:21,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:21,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:21,927 INFO L134 CoverageAnalysis]: Checked inductivity of 3030 backedges. 1415 proven. 435 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-11 18:18:21,945 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 18:18:21,945 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [40] total 40 [2018-04-11 18:18:21,945 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-11 18:18:21,945 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2018-04-11 18:18:21,946 INFO L182 omatonBuilderFactory]: Interpolants [39300#(not (= 119 (mod (* (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size| 4294967296)) 4294967296))), 39301#(= 0 |#Ultimate.C_memset_#t~loopctr30|), 39302#(= 1 |#Ultimate.C_memset_#t~loopctr30|), 39303#(= |#Ultimate.C_memset_#t~loopctr30| 2), 39304#(= |#Ultimate.C_memset_#t~loopctr30| 3), 39305#(<= |#Ultimate.C_memset_#t~loopctr30| 4), 39306#(<= |#Ultimate.C_memset_#t~loopctr30| 5), 39307#(<= |#Ultimate.C_memset_#t~loopctr30| 6), 39308#(<= |#Ultimate.C_memset_#t~loopctr30| 7), 39309#(<= |#Ultimate.C_memset_#t~loopctr30| 8), 39054#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 39310#(<= |#Ultimate.C_memset_#t~loopctr30| 9), 39055#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 39311#(<= |#Ultimate.C_memset_#t~loopctr30| 10), 39312#(<= |#Ultimate.C_memset_#t~loopctr30| 11), 39313#(<= |#Ultimate.C_memset_#t~loopctr30| 12), 39314#(<= |#Ultimate.C_memset_#t~loopctr30| 13), 39315#(<= |#Ultimate.C_memset_#t~loopctr30| 14), 39316#(<= |#Ultimate.C_memset_#t~loopctr30| 15), 39317#(<= |#Ultimate.C_memset_#t~loopctr30| 16), 38870#true, 39318#(<= |#Ultimate.C_memset_#t~loopctr30| 17), 38871#false, 39319#(<= |#Ultimate.C_memset_#t~loopctr30| 18), 39320#(<= |#Ultimate.C_memset_#t~loopctr30| 19), 39321#(<= |#Ultimate.C_memset_#t~loopctr30| 20), 39322#(<= |#Ultimate.C_memset_#t~loopctr30| 21), 39323#(<= |#Ultimate.C_memset_#t~loopctr30| 22), 39324#(<= |#Ultimate.C_memset_#t~loopctr30| 23), 39325#(<= |#Ultimate.C_memset_#t~loopctr30| 24), 39326#(<= |#Ultimate.C_memset_#t~loopctr30| 25), 39327#(<= |#Ultimate.C_memset_#t~loopctr30| 26), 39328#(<= |#Ultimate.C_memset_#t~loopctr30| 27), 39264#(not (= 119 |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size|)), 39265#(= (mod (* (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~size 4294967296)) 4294967296)), 39329#(<= |#Ultimate.C_memset_#t~loopctr30| 28), 39330#(<= |#Ultimate.C_memset_#t~loopctr30| 29), 39331#(not (= |#Ultimate.C_memset_#amount| 119)), 39089#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 39222#(= __U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_~size |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size|)] [2018-04-11 18:18:21,946 INFO L134 CoverageAnalysis]: Checked inductivity of 3030 backedges. 1415 proven. 435 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-11 18:18:21,946 INFO L442 AbstractCegarLoop]: Interpolant automaton has 40 states [2018-04-11 18:18:21,946 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 40 interpolants. [2018-04-11 18:18:21,946 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=509, Invalid=1051, Unknown=0, NotChecked=0, Total=1560 [2018-04-11 18:18:21,946 INFO L87 Difference]: Start difference. First operand 270 states and 306 transitions. Second operand 40 states. [2018-04-11 18:18:23,958 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 18:18:23,958 INFO L93 Difference]: Finished difference Result 355 states and 397 transitions. [2018-04-11 18:18:23,958 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2018-04-11 18:18:23,958 INFO L78 Accepts]: Start accepts. Automaton has 40 states. Word has length 211 [2018-04-11 18:18:23,959 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 18:18:23,959 INFO L225 Difference]: With dead ends: 355 [2018-04-11 18:18:23,959 INFO L226 Difference]: Without dead ends: 348 [2018-04-11 18:18:23,960 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 107 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 68 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 530 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=1132, Invalid=3698, Unknown=0, NotChecked=0, Total=4830 [2018-04-11 18:18:23,960 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 348 states. [2018-04-11 18:18:23,962 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 348 to 271. [2018-04-11 18:18:23,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 271 states. [2018-04-11 18:18:23,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 271 states to 271 states and 308 transitions. [2018-04-11 18:18:23,963 INFO L78 Accepts]: Start accepts. Automaton has 271 states and 308 transitions. Word has length 211 [2018-04-11 18:18:23,963 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 18:18:23,963 INFO L459 AbstractCegarLoop]: Abstraction has 271 states and 308 transitions. [2018-04-11 18:18:23,963 INFO L460 AbstractCegarLoop]: Interpolant automaton has 40 states. [2018-04-11 18:18:23,963 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 308 transitions. [2018-04-11 18:18:23,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2018-04-11 18:18:23,964 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 18:18:23,964 INFO L355 BasicCegarLoop]: trace histogram [70, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 18:18:23,964 INFO L408 AbstractCegarLoop]: === Iteration 44 === [__U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr0RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr4AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr3RequiresViolation]=== [2018-04-11 18:18:23,964 INFO L82 PathProgramCache]: Analyzing trace with hash -1254056344, now seen corresponding path program 31 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 45 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 45 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-11 18:18:23,967 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 18:18:24,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:24,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:24,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:24,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:24,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:24,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:24,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:24,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:24,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:24,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:24,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:24,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:24,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:24,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:24,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:24,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:24,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:24,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:24,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:24,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:24,651 INFO L134 CoverageAnalysis]: Checked inductivity of 3105 backedges. 1460 proven. 465 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-11 18:18:24,667 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 18:18:24,667 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [41] total 41 [2018-04-11 18:18:24,667 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-11 18:18:24,667 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2018-04-11 18:18:24,667 INFO L182 omatonBuilderFactory]: Interpolants [40451#(not (= 119 (mod (* (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size| 4294967296)) 4294967296))), 40452#(= 0 |#Ultimate.C_memset_#t~loopctr30|), 40453#(= 1 |#Ultimate.C_memset_#t~loopctr30|), 40454#(<= |#Ultimate.C_memset_#t~loopctr30| 2), 40455#(<= |#Ultimate.C_memset_#t~loopctr30| 3), 40456#(<= |#Ultimate.C_memset_#t~loopctr30| 4), 40457#(<= |#Ultimate.C_memset_#t~loopctr30| 5), 40458#(<= |#Ultimate.C_memset_#t~loopctr30| 6), 40203#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 40459#(<= |#Ultimate.C_memset_#t~loopctr30| 7), 40204#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 40460#(<= |#Ultimate.C_memset_#t~loopctr30| 8), 40461#(<= |#Ultimate.C_memset_#t~loopctr30| 9), 40462#(<= |#Ultimate.C_memset_#t~loopctr30| 10), 40463#(<= |#Ultimate.C_memset_#t~loopctr30| 11), 40464#(<= |#Ultimate.C_memset_#t~loopctr30| 12), 40465#(<= |#Ultimate.C_memset_#t~loopctr30| 13), 40018#true, 40466#(<= |#Ultimate.C_memset_#t~loopctr30| 14), 40019#false, 40467#(<= |#Ultimate.C_memset_#t~loopctr30| 15), 40468#(<= |#Ultimate.C_memset_#t~loopctr30| 16), 40469#(<= |#Ultimate.C_memset_#t~loopctr30| 17), 40470#(<= |#Ultimate.C_memset_#t~loopctr30| 18), 40471#(<= |#Ultimate.C_memset_#t~loopctr30| 19), 40472#(<= |#Ultimate.C_memset_#t~loopctr30| 20), 40473#(<= |#Ultimate.C_memset_#t~loopctr30| 21), 40474#(<= |#Ultimate.C_memset_#t~loopctr30| 22), 40475#(<= |#Ultimate.C_memset_#t~loopctr30| 23), 40476#(<= |#Ultimate.C_memset_#t~loopctr30| 24), 40477#(<= |#Ultimate.C_memset_#t~loopctr30| 25), 40478#(<= |#Ultimate.C_memset_#t~loopctr30| 26), 40414#(not (= 119 |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size|)), 40415#(= (mod (* (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~size 4294967296)) 4294967296)), 40479#(<= |#Ultimate.C_memset_#t~loopctr30| 27), 40480#(<= |#Ultimate.C_memset_#t~loopctr30| 28), 40481#(<= |#Ultimate.C_memset_#t~loopctr30| 29), 40482#(<= |#Ultimate.C_memset_#t~loopctr30| 30), 40483#(not (= |#Ultimate.C_memset_#amount| 119)), 40238#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 40371#(= __U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_~size |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size|)] [2018-04-11 18:18:24,668 INFO L134 CoverageAnalysis]: Checked inductivity of 3105 backedges. 1460 proven. 465 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-11 18:18:24,668 INFO L442 AbstractCegarLoop]: Interpolant automaton has 41 states [2018-04-11 18:18:24,668 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 41 interpolants. [2018-04-11 18:18:24,668 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=546, Invalid=1094, Unknown=0, NotChecked=0, Total=1640 [2018-04-11 18:18:24,668 INFO L87 Difference]: Start difference. First operand 271 states and 308 transitions. Second operand 41 states. [2018-04-11 18:18:26,722 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 18:18:26,722 INFO L93 Difference]: Finished difference Result 358 states and 401 transitions. [2018-04-11 18:18:26,722 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2018-04-11 18:18:26,723 INFO L78 Accepts]: Start accepts. Automaton has 41 states. Word has length 212 [2018-04-11 18:18:26,723 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 18:18:26,724 INFO L225 Difference]: With dead ends: 358 [2018-04-11 18:18:26,724 INFO L226 Difference]: Without dead ends: 351 [2018-04-11 18:18:26,724 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 109 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 70 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 565 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=1220, Invalid=3892, Unknown=0, NotChecked=0, Total=5112 [2018-04-11 18:18:26,724 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 351 states. [2018-04-11 18:18:26,726 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 351 to 272. [2018-04-11 18:18:26,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 272 states. [2018-04-11 18:18:26,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 272 states to 272 states and 310 transitions. [2018-04-11 18:18:26,727 INFO L78 Accepts]: Start accepts. Automaton has 272 states and 310 transitions. Word has length 212 [2018-04-11 18:18:26,727 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 18:18:26,727 INFO L459 AbstractCegarLoop]: Abstraction has 272 states and 310 transitions. [2018-04-11 18:18:26,727 INFO L460 AbstractCegarLoop]: Interpolant automaton has 41 states. [2018-04-11 18:18:26,727 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states and 310 transitions. [2018-04-11 18:18:26,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2018-04-11 18:18:26,728 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 18:18:26,728 INFO L355 BasicCegarLoop]: trace histogram [71, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 18:18:26,728 INFO L408 AbstractCegarLoop]: === Iteration 45 === [__U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr0RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr4AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr3RequiresViolation]=== [2018-04-11 18:18:26,728 INFO L82 PathProgramCache]: Analyzing trace with hash -1776232253, now seen corresponding path program 32 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 46 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 46 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-11 18:18:26,731 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 18:18:26,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:26,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:26,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:26,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:26,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:26,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:26,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:26,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:26,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:26,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:26,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:26,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:26,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:26,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:26,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:26,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:26,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:26,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:26,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:27,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:27,454 INFO L134 CoverageAnalysis]: Checked inductivity of 3181 backedges. 1505 proven. 496 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-11 18:18:27,471 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 18:18:27,471 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [42] total 42 [2018-04-11 18:18:27,471 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-11 18:18:27,471 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2018-04-11 18:18:27,471 INFO L182 omatonBuilderFactory]: Interpolants [41612#(not (= 119 (mod (* (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size| 4294967296)) 4294967296))), 41613#(= 0 |#Ultimate.C_memset_#t~loopctr30|), 41614#(= 1 |#Ultimate.C_memset_#t~loopctr30|), 41615#(= 2 |#Ultimate.C_memset_#t~loopctr30|), 41616#(= |#Ultimate.C_memset_#t~loopctr30| 3), 41617#(= 4 |#Ultimate.C_memset_#t~loopctr30|), 41362#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 41618#(= |#Ultimate.C_memset_#t~loopctr30| 5), 41363#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 41619#(= |#Ultimate.C_memset_#t~loopctr30| 6), 41620#(<= |#Ultimate.C_memset_#t~loopctr30| 7), 41621#(<= |#Ultimate.C_memset_#t~loopctr30| 8), 41622#(<= |#Ultimate.C_memset_#t~loopctr30| 9), 41623#(<= |#Ultimate.C_memset_#t~loopctr30| 10), 41176#true, 41624#(<= |#Ultimate.C_memset_#t~loopctr30| 11), 41177#false, 41625#(<= |#Ultimate.C_memset_#t~loopctr30| 12), 41626#(<= |#Ultimate.C_memset_#t~loopctr30| 13), 41627#(<= |#Ultimate.C_memset_#t~loopctr30| 14), 41628#(<= |#Ultimate.C_memset_#t~loopctr30| 15), 41629#(<= |#Ultimate.C_memset_#t~loopctr30| 16), 41630#(<= |#Ultimate.C_memset_#t~loopctr30| 17), 41631#(<= |#Ultimate.C_memset_#t~loopctr30| 18), 41632#(<= |#Ultimate.C_memset_#t~loopctr30| 19), 41633#(<= |#Ultimate.C_memset_#t~loopctr30| 20), 41634#(<= |#Ultimate.C_memset_#t~loopctr30| 21), 41635#(<= |#Ultimate.C_memset_#t~loopctr30| 22), 41636#(<= |#Ultimate.C_memset_#t~loopctr30| 23), 41637#(<= |#Ultimate.C_memset_#t~loopctr30| 24), 41638#(<= |#Ultimate.C_memset_#t~loopctr30| 25), 41574#(not (= 119 |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size|)), 41575#(= (mod (* (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~size 4294967296)) 4294967296)), 41639#(<= |#Ultimate.C_memset_#t~loopctr30| 26), 41640#(<= |#Ultimate.C_memset_#t~loopctr30| 27), 41641#(<= |#Ultimate.C_memset_#t~loopctr30| 28), 41642#(<= |#Ultimate.C_memset_#t~loopctr30| 29), 41643#(<= |#Ultimate.C_memset_#t~loopctr30| 30), 41644#(<= |#Ultimate.C_memset_#t~loopctr30| 31), 41645#(not (= |#Ultimate.C_memset_#amount| 119)), 41397#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 41530#(= __U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_~size |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size|)] [2018-04-11 18:18:27,472 INFO L134 CoverageAnalysis]: Checked inductivity of 3181 backedges. 1505 proven. 496 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-11 18:18:27,472 INFO L442 AbstractCegarLoop]: Interpolant automaton has 42 states [2018-04-11 18:18:27,472 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 42 interpolants. [2018-04-11 18:18:27,472 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=559, Invalid=1163, Unknown=0, NotChecked=0, Total=1722 [2018-04-11 18:18:27,472 INFO L87 Difference]: Start difference. First operand 272 states and 310 transitions. Second operand 42 states. [2018-04-11 18:18:29,604 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 18:18:29,604 INFO L93 Difference]: Finished difference Result 361 states and 405 transitions. [2018-04-11 18:18:29,604 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2018-04-11 18:18:29,604 INFO L78 Accepts]: Start accepts. Automaton has 42 states. Word has length 213 [2018-04-11 18:18:29,605 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 18:18:29,605 INFO L225 Difference]: With dead ends: 361 [2018-04-11 18:18:29,605 INFO L226 Difference]: Without dead ends: 354 [2018-04-11 18:18:29,606 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 111 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 72 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 594 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=1279, Invalid=4123, Unknown=0, NotChecked=0, Total=5402 [2018-04-11 18:18:29,606 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 354 states. [2018-04-11 18:18:29,608 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 354 to 273. [2018-04-11 18:18:29,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 273 states. [2018-04-11 18:18:29,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 273 states to 273 states and 312 transitions. [2018-04-11 18:18:29,609 INFO L78 Accepts]: Start accepts. Automaton has 273 states and 312 transitions. Word has length 213 [2018-04-11 18:18:29,609 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 18:18:29,609 INFO L459 AbstractCegarLoop]: Abstraction has 273 states and 312 transitions. [2018-04-11 18:18:29,609 INFO L460 AbstractCegarLoop]: Interpolant automaton has 42 states. [2018-04-11 18:18:29,609 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 312 transitions. [2018-04-11 18:18:29,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2018-04-11 18:18:29,610 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 18:18:29,610 INFO L355 BasicCegarLoop]: trace histogram [72, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 18:18:29,610 INFO L408 AbstractCegarLoop]: === Iteration 46 === [__U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr0RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr4AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr3RequiresViolation]=== [2018-04-11 18:18:29,610 INFO L82 PathProgramCache]: Analyzing trace with hash -783816248, now seen corresponding path program 33 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 47 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 47 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-11 18:18:29,614 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 18:18:29,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:29,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:29,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:29,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:29,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:29,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:29,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:29,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:29,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:29,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:29,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:29,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:29,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:29,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:29,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:29,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:29,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:29,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:29,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:29,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:30,371 INFO L134 CoverageAnalysis]: Checked inductivity of 3258 backedges. 1550 proven. 528 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-11 18:18:30,387 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 18:18:30,387 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [43] total 43 [2018-04-11 18:18:30,388 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-11 18:18:30,388 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2018-04-11 18:18:30,388 INFO L182 omatonBuilderFactory]: Interpolants [42816#(<= |#Ultimate.C_memset_#t~loopctr30| 32), 42817#(not (= 119 |#Ultimate.C_memset_#amount|)), 42566#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 42699#(= __U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_~size |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size|), 42783#(not (= 119 (mod (* (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size| 4294967296)) 4294967296))), 42784#(= 0 |#Ultimate.C_memset_#t~loopctr30|), 42785#(= 1 |#Ultimate.C_memset_#t~loopctr30|), 42786#(= 2 |#Ultimate.C_memset_#t~loopctr30|), 42531#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 42787#(= |#Ultimate.C_memset_#t~loopctr30| 3), 42532#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 42788#(<= |#Ultimate.C_memset_#t~loopctr30| 4), 42789#(<= |#Ultimate.C_memset_#t~loopctr30| 5), 42790#(<= |#Ultimate.C_memset_#t~loopctr30| 6), 42791#(<= |#Ultimate.C_memset_#t~loopctr30| 7), 42344#true, 42792#(<= |#Ultimate.C_memset_#t~loopctr30| 8), 42345#false, 42793#(<= |#Ultimate.C_memset_#t~loopctr30| 9), 42794#(<= |#Ultimate.C_memset_#t~loopctr30| 10), 42795#(<= |#Ultimate.C_memset_#t~loopctr30| 11), 42796#(<= |#Ultimate.C_memset_#t~loopctr30| 12), 42797#(<= |#Ultimate.C_memset_#t~loopctr30| 13), 42798#(<= |#Ultimate.C_memset_#t~loopctr30| 14), 42799#(<= |#Ultimate.C_memset_#t~loopctr30| 15), 42800#(<= |#Ultimate.C_memset_#t~loopctr30| 16), 42801#(<= |#Ultimate.C_memset_#t~loopctr30| 17), 42802#(<= |#Ultimate.C_memset_#t~loopctr30| 18), 42803#(<= |#Ultimate.C_memset_#t~loopctr30| 19), 42804#(<= |#Ultimate.C_memset_#t~loopctr30| 20), 42805#(<= |#Ultimate.C_memset_#t~loopctr30| 21), 42806#(<= |#Ultimate.C_memset_#t~loopctr30| 22), 42807#(<= |#Ultimate.C_memset_#t~loopctr30| 23), 42808#(<= |#Ultimate.C_memset_#t~loopctr30| 24), 42744#(not (= 119 |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size|)), 42745#(= (mod (* (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~size 4294967296)) 4294967296)), 42809#(<= |#Ultimate.C_memset_#t~loopctr30| 25), 42810#(<= |#Ultimate.C_memset_#t~loopctr30| 26), 42811#(<= |#Ultimate.C_memset_#t~loopctr30| 27), 42812#(<= |#Ultimate.C_memset_#t~loopctr30| 28), 42813#(<= |#Ultimate.C_memset_#t~loopctr30| 29), 42814#(<= |#Ultimate.C_memset_#t~loopctr30| 30), 42815#(<= |#Ultimate.C_memset_#t~loopctr30| 31)] [2018-04-11 18:18:30,388 INFO L134 CoverageAnalysis]: Checked inductivity of 3258 backedges. 1550 proven. 528 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-11 18:18:30,388 INFO L442 AbstractCegarLoop]: Interpolant automaton has 43 states [2018-04-11 18:18:30,388 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 43 interpolants. [2018-04-11 18:18:30,389 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=608, Invalid=1198, Unknown=0, NotChecked=0, Total=1806 [2018-04-11 18:18:30,389 INFO L87 Difference]: Start difference. First operand 273 states and 312 transitions. Second operand 43 states. [2018-04-11 18:18:31,478 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 18:18:31,478 INFO L93 Difference]: Finished difference Result 364 states and 409 transitions. [2018-04-11 18:18:31,479 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 71 states. [2018-04-11 18:18:31,479 INFO L78 Accepts]: Start accepts. Automaton has 43 states. Word has length 214 [2018-04-11 18:18:31,479 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 18:18:31,480 INFO L225 Difference]: With dead ends: 364 [2018-04-11 18:18:31,480 INFO L226 Difference]: Without dead ends: 357 [2018-04-11 18:18:31,480 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 113 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 74 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 632 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=1384, Invalid=4316, Unknown=0, NotChecked=0, Total=5700 [2018-04-11 18:18:31,481 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 357 states. [2018-04-11 18:18:31,484 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 357 to 274. [2018-04-11 18:18:31,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 274 states. [2018-04-11 18:18:31,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 274 states to 274 states and 314 transitions. [2018-04-11 18:18:31,485 INFO L78 Accepts]: Start accepts. Automaton has 274 states and 314 transitions. Word has length 214 [2018-04-11 18:18:31,485 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 18:18:31,485 INFO L459 AbstractCegarLoop]: Abstraction has 274 states and 314 transitions. [2018-04-11 18:18:31,485 INFO L460 AbstractCegarLoop]: Interpolant automaton has 43 states. [2018-04-11 18:18:31,485 INFO L276 IsEmpty]: Start isEmpty. Operand 274 states and 314 transitions. [2018-04-11 18:18:31,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 216 [2018-04-11 18:18:31,486 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 18:18:31,486 INFO L355 BasicCegarLoop]: trace histogram [73, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 18:18:31,486 INFO L408 AbstractCegarLoop]: === Iteration 47 === [__U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr0RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr4AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr3RequiresViolation]=== [2018-04-11 18:18:31,486 INFO L82 PathProgramCache]: Analyzing trace with hash -83691165, now seen corresponding path program 34 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 48 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 48 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-11 18:18:31,489 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 18:18:31,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:31,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:31,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:31,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:31,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:31,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:31,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:31,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:31,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:31,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:31,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:31,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:31,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:31,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:31,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:31,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:31,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:31,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:31,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:31,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:32,242 INFO L134 CoverageAnalysis]: Checked inductivity of 3336 backedges. 1595 proven. 561 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-11 18:18:32,259 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 18:18:32,260 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [44] total 44 [2018-04-11 18:18:32,260 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-11 18:18:32,260 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2018-04-11 18:18:32,260 INFO L182 omatonBuilderFactory]: Interpolants [43968#(= 3 |#Ultimate.C_memset_#t~loopctr30|), 43969#(<= |#Ultimate.C_memset_#t~loopctr30| 4), 43522#true, 43970#(<= |#Ultimate.C_memset_#t~loopctr30| 5), 43523#false, 43971#(<= |#Ultimate.C_memset_#t~loopctr30| 6), 43972#(<= |#Ultimate.C_memset_#t~loopctr30| 7), 43973#(<= |#Ultimate.C_memset_#t~loopctr30| 8), 43974#(<= |#Ultimate.C_memset_#t~loopctr30| 9), 43975#(<= |#Ultimate.C_memset_#t~loopctr30| 10), 43976#(<= |#Ultimate.C_memset_#t~loopctr30| 11), 43977#(<= |#Ultimate.C_memset_#t~loopctr30| 12), 43978#(<= |#Ultimate.C_memset_#t~loopctr30| 13), 43979#(<= |#Ultimate.C_memset_#t~loopctr30| 14), 43980#(<= |#Ultimate.C_memset_#t~loopctr30| 15), 43981#(<= |#Ultimate.C_memset_#t~loopctr30| 16), 43982#(<= |#Ultimate.C_memset_#t~loopctr30| 17), 43983#(<= |#Ultimate.C_memset_#t~loopctr30| 18), 43984#(<= |#Ultimate.C_memset_#t~loopctr30| 19), 43985#(<= |#Ultimate.C_memset_#t~loopctr30| 20), 43986#(<= |#Ultimate.C_memset_#t~loopctr30| 21), 43987#(<= |#Ultimate.C_memset_#t~loopctr30| 22), 43988#(<= |#Ultimate.C_memset_#t~loopctr30| 23), 43924#(not (= 119 |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size|)), 43925#(= (mod (* (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~size 4294967296)) 4294967296)), 43989#(<= |#Ultimate.C_memset_#t~loopctr30| 24), 43990#(<= |#Ultimate.C_memset_#t~loopctr30| 25), 43991#(<= |#Ultimate.C_memset_#t~loopctr30| 26), 43992#(<= |#Ultimate.C_memset_#t~loopctr30| 27), 43993#(<= |#Ultimate.C_memset_#t~loopctr30| 28), 43994#(<= |#Ultimate.C_memset_#t~loopctr30| 29), 43995#(<= |#Ultimate.C_memset_#t~loopctr30| 30), 43996#(<= |#Ultimate.C_memset_#t~loopctr30| 31), 43997#(<= |#Ultimate.C_memset_#t~loopctr30| 32), 43998#(<= |#Ultimate.C_memset_#t~loopctr30| 33), 43999#(not (= |#Ultimate.C_memset_#amount| 119)), 43745#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 43878#(= __U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_~size |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size|), 43964#(not (= 119 (mod (* (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size| 4294967296)) 4294967296))), 43965#(= 0 |#Ultimate.C_memset_#t~loopctr30|), 43710#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 43966#(= 1 |#Ultimate.C_memset_#t~loopctr30|), 43711#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 43967#(= |#Ultimate.C_memset_#t~loopctr30| 2)] [2018-04-11 18:18:32,260 INFO L134 CoverageAnalysis]: Checked inductivity of 3336 backedges. 1595 proven. 561 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-11 18:18:32,260 INFO L442 AbstractCegarLoop]: Interpolant automaton has 44 states [2018-04-11 18:18:32,261 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 44 interpolants. [2018-04-11 18:18:32,261 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=643, Invalid=1249, Unknown=0, NotChecked=0, Total=1892 [2018-04-11 18:18:32,261 INFO L87 Difference]: Start difference. First operand 274 states and 314 transitions. Second operand 44 states. [2018-04-11 18:18:34,321 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 18:18:34,321 INFO L93 Difference]: Finished difference Result 367 states and 413 transitions. [2018-04-11 18:18:34,321 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 73 states. [2018-04-11 18:18:34,321 INFO L78 Accepts]: Start accepts. Automaton has 44 states. Word has length 215 [2018-04-11 18:18:34,321 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 18:18:34,322 INFO L225 Difference]: With dead ends: 367 [2018-04-11 18:18:34,322 INFO L226 Difference]: Without dead ends: 360 [2018-04-11 18:18:34,322 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 115 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 76 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 668 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=1474, Invalid=4532, Unknown=0, NotChecked=0, Total=6006 [2018-04-11 18:18:34,323 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 360 states. [2018-04-11 18:18:34,325 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 360 to 275. [2018-04-11 18:18:34,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 275 states. [2018-04-11 18:18:34,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 275 states to 275 states and 316 transitions. [2018-04-11 18:18:34,326 INFO L78 Accepts]: Start accepts. Automaton has 275 states and 316 transitions. Word has length 215 [2018-04-11 18:18:34,326 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 18:18:34,326 INFO L459 AbstractCegarLoop]: Abstraction has 275 states and 316 transitions. [2018-04-11 18:18:34,326 INFO L460 AbstractCegarLoop]: Interpolant automaton has 44 states. [2018-04-11 18:18:34,326 INFO L276 IsEmpty]: Start isEmpty. Operand 275 states and 316 transitions. [2018-04-11 18:18:34,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2018-04-11 18:18:34,327 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 18:18:34,327 INFO L355 BasicCegarLoop]: trace histogram [74, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 18:18:34,327 INFO L408 AbstractCegarLoop]: === Iteration 48 === [__U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr0RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr4AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr3RequiresViolation]=== [2018-04-11 18:18:34,328 INFO L82 PathProgramCache]: Analyzing trace with hash 145349928, now seen corresponding path program 35 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 49 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 49 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-11 18:18:34,331 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 18:18:34,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:34,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:34,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:34,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:34,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:34,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:34,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:34,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:34,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:34,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:34,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:34,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:34,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:34,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:34,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:34,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:34,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:34,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:34,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:34,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:35,109 INFO L134 CoverageAnalysis]: Checked inductivity of 3415 backedges. 1640 proven. 595 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-11 18:18:35,126 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 18:18:35,126 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [45] total 45 [2018-04-11 18:18:35,126 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-11 18:18:35,127 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2018-04-11 18:18:35,127 INFO L182 omatonBuilderFactory]: Interpolants [45184#(<= |#Ultimate.C_memset_#t~loopctr30| 28), 45185#(<= |#Ultimate.C_memset_#t~loopctr30| 29), 45186#(<= |#Ultimate.C_memset_#t~loopctr30| 30), 45187#(<= |#Ultimate.C_memset_#t~loopctr30| 31), 45188#(<= |#Ultimate.C_memset_#t~loopctr30| 32), 45189#(<= |#Ultimate.C_memset_#t~loopctr30| 33), 44934#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 45190#(<= |#Ultimate.C_memset_#t~loopctr30| 34), 45191#(not (= |#Ultimate.C_memset_#amount| 119)), 45067#(= __U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_~size |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size|), 44899#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 45155#(not (= 119 (mod (* (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size| 4294967296)) 4294967296))), 44900#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 45156#(= 0 |#Ultimate.C_memset_#t~loopctr30|), 45157#(= 1 |#Ultimate.C_memset_#t~loopctr30|), 44710#true, 45158#(= |#Ultimate.C_memset_#t~loopctr30| 2), 44711#false, 45159#(= |#Ultimate.C_memset_#t~loopctr30| 3), 45160#(<= |#Ultimate.C_memset_#t~loopctr30| 4), 45161#(<= |#Ultimate.C_memset_#t~loopctr30| 5), 45162#(<= |#Ultimate.C_memset_#t~loopctr30| 6), 45163#(<= |#Ultimate.C_memset_#t~loopctr30| 7), 45164#(<= |#Ultimate.C_memset_#t~loopctr30| 8), 45165#(<= |#Ultimate.C_memset_#t~loopctr30| 9), 45166#(<= |#Ultimate.C_memset_#t~loopctr30| 10), 45167#(<= |#Ultimate.C_memset_#t~loopctr30| 11), 45168#(<= |#Ultimate.C_memset_#t~loopctr30| 12), 45169#(<= |#Ultimate.C_memset_#t~loopctr30| 13), 45170#(<= |#Ultimate.C_memset_#t~loopctr30| 14), 45171#(<= |#Ultimate.C_memset_#t~loopctr30| 15), 45172#(<= |#Ultimate.C_memset_#t~loopctr30| 16), 45173#(<= |#Ultimate.C_memset_#t~loopctr30| 17), 45174#(<= |#Ultimate.C_memset_#t~loopctr30| 18), 45175#(<= |#Ultimate.C_memset_#t~loopctr30| 19), 45176#(<= |#Ultimate.C_memset_#t~loopctr30| 20), 45177#(<= |#Ultimate.C_memset_#t~loopctr30| 21), 45178#(<= |#Ultimate.C_memset_#t~loopctr30| 22), 45114#(not (= 119 |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size|)), 45115#(= (mod (* (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~size 4294967296)) 4294967296)), 45179#(<= |#Ultimate.C_memset_#t~loopctr30| 23), 45180#(<= |#Ultimate.C_memset_#t~loopctr30| 24), 45181#(<= |#Ultimate.C_memset_#t~loopctr30| 25), 45182#(<= |#Ultimate.C_memset_#t~loopctr30| 26), 45183#(<= |#Ultimate.C_memset_#t~loopctr30| 27)] [2018-04-11 18:18:35,127 INFO L134 CoverageAnalysis]: Checked inductivity of 3415 backedges. 1640 proven. 595 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-11 18:18:35,127 INFO L442 AbstractCegarLoop]: Interpolant automaton has 45 states [2018-04-11 18:18:35,127 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 45 interpolants. [2018-04-11 18:18:35,127 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=679, Invalid=1301, Unknown=0, NotChecked=0, Total=1980 [2018-04-11 18:18:35,127 INFO L87 Difference]: Start difference. First operand 275 states and 316 transitions. Second operand 45 states. [2018-04-11 18:18:36,508 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 18:18:36,508 INFO L93 Difference]: Finished difference Result 370 states and 417 transitions. [2018-04-11 18:18:36,509 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 75 states. [2018-04-11 18:18:36,509 INFO L78 Accepts]: Start accepts. Automaton has 45 states. Word has length 216 [2018-04-11 18:18:36,509 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 18:18:36,510 INFO L225 Difference]: With dead ends: 370 [2018-04-11 18:18:36,510 INFO L226 Difference]: Without dead ends: 363 [2018-04-11 18:18:36,510 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 117 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 78 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 705 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=1567, Invalid=4753, Unknown=0, NotChecked=0, Total=6320 [2018-04-11 18:18:36,510 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 363 states. [2018-04-11 18:18:36,512 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 363 to 276. [2018-04-11 18:18:36,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 276 states. [2018-04-11 18:18:36,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 276 states and 318 transitions. [2018-04-11 18:18:36,513 INFO L78 Accepts]: Start accepts. Automaton has 276 states and 318 transitions. Word has length 216 [2018-04-11 18:18:36,513 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 18:18:36,513 INFO L459 AbstractCegarLoop]: Abstraction has 276 states and 318 transitions. [2018-04-11 18:18:36,513 INFO L460 AbstractCegarLoop]: Interpolant automaton has 45 states. [2018-04-11 18:18:36,513 INFO L276 IsEmpty]: Start isEmpty. Operand 276 states and 318 transitions. [2018-04-11 18:18:36,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2018-04-11 18:18:36,514 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 18:18:36,514 INFO L355 BasicCegarLoop]: trace histogram [75, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 18:18:36,514 INFO L408 AbstractCegarLoop]: === Iteration 49 === [__U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr0RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr4AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr3RequiresViolation]=== [2018-04-11 18:18:36,514 INFO L82 PathProgramCache]: Analyzing trace with hash -1344310781, now seen corresponding path program 36 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 50 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 50 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-11 18:18:36,535 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 18:18:36,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:36,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:36,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:36,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:36,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:36,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:36,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:36,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:36,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:36,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:36,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:36,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:36,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:36,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:36,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:36,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:36,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:36,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:36,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:36,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:37,385 INFO L134 CoverageAnalysis]: Checked inductivity of 3495 backedges. 1685 proven. 630 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-11 18:18:37,402 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 18:18:37,402 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [46] total 46 [2018-04-11 18:18:37,402 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-11 18:18:37,402 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2018-04-11 18:18:37,402 INFO L182 omatonBuilderFactory]: Interpolants [46098#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 46099#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 45908#true, 46356#(or (not (= (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size| 4294967296) 119)) (not (= |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 1))), 45909#false, 46357#(= 0 |#Ultimate.C_memset_#t~loopctr30|), 46358#(= 1 |#Ultimate.C_memset_#t~loopctr30|), 46359#(<= |#Ultimate.C_memset_#t~loopctr30| 2), 46360#(<= |#Ultimate.C_memset_#t~loopctr30| 3), 46361#(<= |#Ultimate.C_memset_#t~loopctr30| 4), 46362#(<= |#Ultimate.C_memset_#t~loopctr30| 5), 46363#(<= |#Ultimate.C_memset_#t~loopctr30| 6), 46364#(<= |#Ultimate.C_memset_#t~loopctr30| 7), 46365#(<= |#Ultimate.C_memset_#t~loopctr30| 8), 46366#(<= |#Ultimate.C_memset_#t~loopctr30| 9), 46367#(<= |#Ultimate.C_memset_#t~loopctr30| 10), 46368#(<= |#Ultimate.C_memset_#t~loopctr30| 11), 46369#(<= |#Ultimate.C_memset_#t~loopctr30| 12), 46370#(<= |#Ultimate.C_memset_#t~loopctr30| 13), 46371#(<= |#Ultimate.C_memset_#t~loopctr30| 14), 46372#(<= |#Ultimate.C_memset_#t~loopctr30| 15), 46373#(<= |#Ultimate.C_memset_#t~loopctr30| 16), 46374#(<= |#Ultimate.C_memset_#t~loopctr30| 17), 46375#(<= |#Ultimate.C_memset_#t~loopctr30| 18), 46376#(<= |#Ultimate.C_memset_#t~loopctr30| 19), 46377#(<= |#Ultimate.C_memset_#t~loopctr30| 20), 46378#(<= |#Ultimate.C_memset_#t~loopctr30| 21), 46314#(not (= 119 |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size|)), 46315#(and (or (and (not (= __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~nmemb 1)) (not (= |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 1))) (and (= |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 1) (= __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~nmemb 1))) (= (mod (* (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size| 4294967296) (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~nmemb 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~size 4294967296)) 4294967296))), 46379#(<= |#Ultimate.C_memset_#t~loopctr30| 22), 46380#(<= |#Ultimate.C_memset_#t~loopctr30| 23), 46381#(<= |#Ultimate.C_memset_#t~loopctr30| 24), 46382#(<= |#Ultimate.C_memset_#t~loopctr30| 25), 46383#(<= |#Ultimate.C_memset_#t~loopctr30| 26), 46384#(<= |#Ultimate.C_memset_#t~loopctr30| 27), 46385#(<= |#Ultimate.C_memset_#t~loopctr30| 28), 46386#(<= |#Ultimate.C_memset_#t~loopctr30| 29), 46387#(<= |#Ultimate.C_memset_#t~loopctr30| 30), 46388#(<= |#Ultimate.C_memset_#t~loopctr30| 31), 46133#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 46389#(<= |#Ultimate.C_memset_#t~loopctr30| 32), 46390#(<= |#Ultimate.C_memset_#t~loopctr30| 33), 46391#(<= |#Ultimate.C_memset_#t~loopctr30| 34), 46392#(<= |#Ultimate.C_memset_#t~loopctr30| 35), 46393#(<= |#Ultimate.C_memset_#amount| 35), 46266#(= __U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_~size |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size|)] [2018-04-11 18:18:37,403 INFO L134 CoverageAnalysis]: Checked inductivity of 3495 backedges. 1685 proven. 630 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-11 18:18:37,403 INFO L442 AbstractCegarLoop]: Interpolant automaton has 46 states [2018-04-11 18:18:37,403 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 46 interpolants. [2018-04-11 18:18:37,403 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=721, Invalid=1349, Unknown=0, NotChecked=0, Total=2070 [2018-04-11 18:18:37,403 INFO L87 Difference]: Start difference. First operand 276 states and 318 transitions. Second operand 46 states. [2018-04-11 18:18:41,929 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 18:18:41,929 INFO L93 Difference]: Finished difference Result 373 states and 421 transitions. [2018-04-11 18:18:41,929 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 77 states. [2018-04-11 18:18:41,929 INFO L78 Accepts]: Start accepts. Automaton has 46 states. Word has length 217 [2018-04-11 18:18:41,930 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 18:18:41,930 INFO L225 Difference]: With dead ends: 373 [2018-04-11 18:18:41,930 INFO L226 Difference]: Without dead ends: 366 [2018-04-11 18:18:41,931 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 117 GetRequests, 37 SyntacticMatches, 0 SemanticMatches, 80 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 745 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=1670, Invalid=4972, Unknown=0, NotChecked=0, Total=6642 [2018-04-11 18:18:41,931 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 366 states. [2018-04-11 18:18:41,933 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 366 to 277. [2018-04-11 18:18:41,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 277 states. [2018-04-11 18:18:41,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 277 states to 277 states and 320 transitions. [2018-04-11 18:18:41,933 INFO L78 Accepts]: Start accepts. Automaton has 277 states and 320 transitions. Word has length 217 [2018-04-11 18:18:41,933 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 18:18:41,933 INFO L459 AbstractCegarLoop]: Abstraction has 277 states and 320 transitions. [2018-04-11 18:18:41,933 INFO L460 AbstractCegarLoop]: Interpolant automaton has 46 states. [2018-04-11 18:18:41,934 INFO L276 IsEmpty]: Start isEmpty. Operand 277 states and 320 transitions. [2018-04-11 18:18:41,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2018-04-11 18:18:41,934 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 18:18:41,934 INFO L355 BasicCegarLoop]: trace histogram [76, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 18:18:41,935 INFO L408 AbstractCegarLoop]: === Iteration 50 === [__U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr0RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr4AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr3RequiresViolation]=== [2018-04-11 18:18:41,935 INFO L82 PathProgramCache]: Analyzing trace with hash -279152504, now seen corresponding path program 37 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 51 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 51 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-11 18:18:41,937 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 18:18:41,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:42,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:42,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:42,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:42,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:42,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:42,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:42,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:42,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:42,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:42,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:42,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:42,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:42,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:42,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:42,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:42,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:42,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:42,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:42,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:42,918 INFO L134 CoverageAnalysis]: Checked inductivity of 3576 backedges. 1730 proven. 666 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-11 18:18:42,935 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 18:18:42,935 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [47] total 47 [2018-04-11 18:18:42,935 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-11 18:18:42,936 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2018-04-11 18:18:42,936 INFO L182 omatonBuilderFactory]: Interpolants [47307#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 47116#true, 47308#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 47117#false, 47567#(not (= 119 (mod (* (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size| 4294967296)) 4294967296))), 47568#(= 0 |#Ultimate.C_memset_#t~loopctr30|), 47569#(= 1 |#Ultimate.C_memset_#t~loopctr30|), 47570#(= |#Ultimate.C_memset_#t~loopctr30| 2), 47571#(= |#Ultimate.C_memset_#t~loopctr30| 3), 47572#(= 4 |#Ultimate.C_memset_#t~loopctr30|), 47573#(<= |#Ultimate.C_memset_#t~loopctr30| 5), 47574#(<= |#Ultimate.C_memset_#t~loopctr30| 6), 47575#(<= |#Ultimate.C_memset_#t~loopctr30| 7), 47576#(<= |#Ultimate.C_memset_#t~loopctr30| 8), 47577#(<= |#Ultimate.C_memset_#t~loopctr30| 9), 47578#(<= |#Ultimate.C_memset_#t~loopctr30| 10), 47579#(<= |#Ultimate.C_memset_#t~loopctr30| 11), 47580#(<= |#Ultimate.C_memset_#t~loopctr30| 12), 47581#(<= |#Ultimate.C_memset_#t~loopctr30| 13), 47582#(<= |#Ultimate.C_memset_#t~loopctr30| 14), 47583#(<= |#Ultimate.C_memset_#t~loopctr30| 15), 47584#(<= |#Ultimate.C_memset_#t~loopctr30| 16), 47585#(<= |#Ultimate.C_memset_#t~loopctr30| 17), 47586#(<= |#Ultimate.C_memset_#t~loopctr30| 18), 47587#(<= |#Ultimate.C_memset_#t~loopctr30| 19), 47588#(<= |#Ultimate.C_memset_#t~loopctr30| 20), 47524#(not (= 119 |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size|)), 47525#(= (mod (* (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~size 4294967296)) 4294967296)), 47589#(<= |#Ultimate.C_memset_#t~loopctr30| 21), 47590#(<= |#Ultimate.C_memset_#t~loopctr30| 22), 47591#(<= |#Ultimate.C_memset_#t~loopctr30| 23), 47592#(<= |#Ultimate.C_memset_#t~loopctr30| 24), 47593#(<= |#Ultimate.C_memset_#t~loopctr30| 25), 47594#(<= |#Ultimate.C_memset_#t~loopctr30| 26), 47595#(<= |#Ultimate.C_memset_#t~loopctr30| 27), 47596#(<= |#Ultimate.C_memset_#t~loopctr30| 28), 47597#(<= |#Ultimate.C_memset_#t~loopctr30| 29), 47342#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 47598#(<= |#Ultimate.C_memset_#t~loopctr30| 30), 47599#(<= |#Ultimate.C_memset_#t~loopctr30| 31), 47600#(<= |#Ultimate.C_memset_#t~loopctr30| 32), 47601#(<= |#Ultimate.C_memset_#t~loopctr30| 33), 47602#(<= |#Ultimate.C_memset_#t~loopctr30| 34), 47475#(= __U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_~size |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size|), 47603#(<= |#Ultimate.C_memset_#t~loopctr30| 35), 47604#(<= |#Ultimate.C_memset_#t~loopctr30| 36), 47605#(not (= |#Ultimate.C_memset_#amount| 119))] [2018-04-11 18:18:42,936 INFO L134 CoverageAnalysis]: Checked inductivity of 3576 backedges. 1730 proven. 666 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-11 18:18:42,936 INFO L442 AbstractCegarLoop]: Interpolant automaton has 47 states [2018-04-11 18:18:42,936 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 47 interpolants. [2018-04-11 18:18:42,936 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=750, Invalid=1412, Unknown=0, NotChecked=0, Total=2162 [2018-04-11 18:18:42,936 INFO L87 Difference]: Start difference. First operand 277 states and 320 transitions. Second operand 47 states. [2018-04-11 18:18:45,308 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 18:18:45,309 INFO L93 Difference]: Finished difference Result 376 states and 425 transitions. [2018-04-11 18:18:45,309 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 79 states. [2018-04-11 18:18:45,309 INFO L78 Accepts]: Start accepts. Automaton has 47 states. Word has length 218 [2018-04-11 18:18:45,309 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 18:18:45,310 INFO L225 Difference]: With dead ends: 376 [2018-04-11 18:18:45,310 INFO L226 Difference]: Without dead ends: 369 [2018-04-11 18:18:45,310 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 121 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 82 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 781 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=1757, Invalid=5215, Unknown=0, NotChecked=0, Total=6972 [2018-04-11 18:18:45,310 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 369 states. [2018-04-11 18:18:45,312 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 369 to 278. [2018-04-11 18:18:45,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 278 states. [2018-04-11 18:18:45,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 278 states and 322 transitions. [2018-04-11 18:18:45,313 INFO L78 Accepts]: Start accepts. Automaton has 278 states and 322 transitions. Word has length 218 [2018-04-11 18:18:45,313 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 18:18:45,313 INFO L459 AbstractCegarLoop]: Abstraction has 278 states and 322 transitions. [2018-04-11 18:18:45,313 INFO L460 AbstractCegarLoop]: Interpolant automaton has 47 states. [2018-04-11 18:18:45,313 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 322 transitions. [2018-04-11 18:18:45,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 220 [2018-04-11 18:18:45,313 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 18:18:45,314 INFO L355 BasicCegarLoop]: trace histogram [77, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 18:18:45,314 INFO L408 AbstractCegarLoop]: === Iteration 51 === [__U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr0RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr4AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr3RequiresViolation]=== [2018-04-11 18:18:45,314 INFO L82 PathProgramCache]: Analyzing trace with hash -1618984285, now seen corresponding path program 38 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 52 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 52 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-11 18:18:45,317 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 18:18:45,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:45,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:45,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:45,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:45,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:45,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:45,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:45,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:45,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:45,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:45,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:45,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:45,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:45,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:45,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:45,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:45,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:45,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:45,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:45,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:46,162 INFO L134 CoverageAnalysis]: Checked inductivity of 3658 backedges. 1775 proven. 703 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-11 18:18:46,180 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 18:18:46,226 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [48] total 48 [2018-04-11 18:18:46,226 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-11 18:18:46,228 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2018-04-11 18:18:46,228 INFO L182 omatonBuilderFactory]: Interpolants [48334#true, 48526#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 48335#false, 48527#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 48788#(not (= 119 (mod (* (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size| 4294967296)) 4294967296))), 48789#(= 0 |#Ultimate.C_memset_#t~loopctr30|), 48790#(= 1 |#Ultimate.C_memset_#t~loopctr30|), 48791#(<= |#Ultimate.C_memset_#t~loopctr30| 2), 48792#(<= |#Ultimate.C_memset_#t~loopctr30| 3), 48793#(<= |#Ultimate.C_memset_#t~loopctr30| 4), 48794#(<= |#Ultimate.C_memset_#t~loopctr30| 5), 48795#(<= |#Ultimate.C_memset_#t~loopctr30| 6), 48796#(<= |#Ultimate.C_memset_#t~loopctr30| 7), 48797#(<= |#Ultimate.C_memset_#t~loopctr30| 8), 48798#(<= |#Ultimate.C_memset_#t~loopctr30| 9), 48799#(<= |#Ultimate.C_memset_#t~loopctr30| 10), 48800#(<= |#Ultimate.C_memset_#t~loopctr30| 11), 48801#(<= |#Ultimate.C_memset_#t~loopctr30| 12), 48802#(<= |#Ultimate.C_memset_#t~loopctr30| 13), 48803#(<= |#Ultimate.C_memset_#t~loopctr30| 14), 48804#(<= |#Ultimate.C_memset_#t~loopctr30| 15), 48805#(<= |#Ultimate.C_memset_#t~loopctr30| 16), 48806#(<= |#Ultimate.C_memset_#t~loopctr30| 17), 48807#(<= |#Ultimate.C_memset_#t~loopctr30| 18), 48808#(<= |#Ultimate.C_memset_#t~loopctr30| 19), 48744#(not (= 119 |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size|)), 48745#(= (mod (* (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~size 4294967296)) 4294967296)), 48809#(<= |#Ultimate.C_memset_#t~loopctr30| 20), 48810#(<= |#Ultimate.C_memset_#t~loopctr30| 21), 48811#(<= |#Ultimate.C_memset_#t~loopctr30| 22), 48812#(<= |#Ultimate.C_memset_#t~loopctr30| 23), 48813#(<= |#Ultimate.C_memset_#t~loopctr30| 24), 48814#(<= |#Ultimate.C_memset_#t~loopctr30| 25), 48815#(<= |#Ultimate.C_memset_#t~loopctr30| 26), 48816#(<= |#Ultimate.C_memset_#t~loopctr30| 27), 48561#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 48817#(<= |#Ultimate.C_memset_#t~loopctr30| 28), 48818#(<= |#Ultimate.C_memset_#t~loopctr30| 29), 48819#(<= |#Ultimate.C_memset_#t~loopctr30| 30), 48820#(<= |#Ultimate.C_memset_#t~loopctr30| 31), 48821#(<= |#Ultimate.C_memset_#t~loopctr30| 32), 48694#(= __U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_~size |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size|), 48822#(<= |#Ultimate.C_memset_#t~loopctr30| 33), 48823#(<= |#Ultimate.C_memset_#t~loopctr30| 34), 48824#(<= |#Ultimate.C_memset_#t~loopctr30| 35), 48825#(<= |#Ultimate.C_memset_#t~loopctr30| 36), 48826#(<= |#Ultimate.C_memset_#t~loopctr30| 37), 48827#(not (= |#Ultimate.C_memset_#amount| 119))] [2018-04-11 18:18:46,229 INFO L134 CoverageAnalysis]: Checked inductivity of 3658 backedges. 1775 proven. 703 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-11 18:18:46,229 INFO L442 AbstractCegarLoop]: Interpolant automaton has 48 states [2018-04-11 18:18:46,229 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 48 interpolants. [2018-04-11 18:18:46,229 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=798, Invalid=1458, Unknown=0, NotChecked=0, Total=2256 [2018-04-11 18:18:46,229 INFO L87 Difference]: Start difference. First operand 278 states and 322 transitions. Second operand 48 states. [2018-04-11 18:18:48,695 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 18:18:48,695 INFO L93 Difference]: Finished difference Result 379 states and 429 transitions. [2018-04-11 18:18:48,695 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 81 states. [2018-04-11 18:18:48,695 INFO L78 Accepts]: Start accepts. Automaton has 48 states. Word has length 219 [2018-04-11 18:18:48,696 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 18:18:48,696 INFO L225 Difference]: With dead ends: 379 [2018-04-11 18:18:48,696 INFO L226 Difference]: Without dead ends: 372 [2018-04-11 18:18:48,697 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 123 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 84 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 824 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=1871, Invalid=5439, Unknown=0, NotChecked=0, Total=7310 [2018-04-11 18:18:48,697 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 372 states. [2018-04-11 18:18:48,701 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 372 to 279. [2018-04-11 18:18:48,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 279 states. [2018-04-11 18:18:48,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 279 states to 279 states and 324 transitions. [2018-04-11 18:18:48,701 INFO L78 Accepts]: Start accepts. Automaton has 279 states and 324 transitions. Word has length 219 [2018-04-11 18:18:48,702 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 18:18:48,702 INFO L459 AbstractCegarLoop]: Abstraction has 279 states and 324 transitions. [2018-04-11 18:18:48,702 INFO L460 AbstractCegarLoop]: Interpolant automaton has 48 states. [2018-04-11 18:18:48,702 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 324 transitions. [2018-04-11 18:18:48,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 221 [2018-04-11 18:18:48,703 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 18:18:48,703 INFO L355 BasicCegarLoop]: trace histogram [78, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 18:18:48,703 INFO L408 AbstractCegarLoop]: === Iteration 52 === [__U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr0RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr4AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr3RequiresViolation]=== [2018-04-11 18:18:48,703 INFO L82 PathProgramCache]: Analyzing trace with hash -204096536, now seen corresponding path program 39 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 53 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 53 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-11 18:18:48,705 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 18:18:48,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:48,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:48,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:48,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:48,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:48,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:48,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:48,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:48,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:48,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:48,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:48,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:48,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:48,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:48,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:48,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:48,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:48,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:48,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:49,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:49,600 INFO L134 CoverageAnalysis]: Checked inductivity of 3741 backedges. 1820 proven. 741 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-11 18:18:49,617 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 18:18:49,617 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [49] total 49 [2018-04-11 18:18:49,617 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-11 18:18:49,617 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2018-04-11 18:18:49,617 INFO L182 omatonBuilderFactory]: Interpolants [50048#(<= |#Ultimate.C_memset_#t~loopctr30| 28), 50049#(<= |#Ultimate.C_memset_#t~loopctr30| 29), 50050#(<= |#Ultimate.C_memset_#t~loopctr30| 30), 49923#(= __U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_~size |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size|), 50051#(<= |#Ultimate.C_memset_#t~loopctr30| 31), 50052#(<= |#Ultimate.C_memset_#t~loopctr30| 32), 50053#(<= |#Ultimate.C_memset_#t~loopctr30| 33), 50054#(<= |#Ultimate.C_memset_#t~loopctr30| 34), 50055#(<= |#Ultimate.C_memset_#t~loopctr30| 35), 50056#(<= |#Ultimate.C_memset_#t~loopctr30| 36), 50057#(<= |#Ultimate.C_memset_#t~loopctr30| 37), 50058#(<= |#Ultimate.C_memset_#t~loopctr30| 38), 50059#(not (= 119 |#Ultimate.C_memset_#amount|)), 49562#true, 49563#false, 49974#(not (= 119 |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size|)), 49975#(= (mod (* (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~size 4294967296)) 4294967296)), 49755#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 49756#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 50019#(not (= 119 (mod (* (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size| 4294967296)) 4294967296))), 50020#(= 0 |#Ultimate.C_memset_#t~loopctr30|), 50021#(= 1 |#Ultimate.C_memset_#t~loopctr30|), 50022#(<= |#Ultimate.C_memset_#t~loopctr30| 2), 50023#(<= |#Ultimate.C_memset_#t~loopctr30| 3), 50024#(<= |#Ultimate.C_memset_#t~loopctr30| 4), 50025#(<= |#Ultimate.C_memset_#t~loopctr30| 5), 50026#(<= |#Ultimate.C_memset_#t~loopctr30| 6), 50027#(<= |#Ultimate.C_memset_#t~loopctr30| 7), 50028#(<= |#Ultimate.C_memset_#t~loopctr30| 8), 50029#(<= |#Ultimate.C_memset_#t~loopctr30| 9), 50030#(<= |#Ultimate.C_memset_#t~loopctr30| 10), 50031#(<= |#Ultimate.C_memset_#t~loopctr30| 11), 50032#(<= |#Ultimate.C_memset_#t~loopctr30| 12), 50033#(<= |#Ultimate.C_memset_#t~loopctr30| 13), 50034#(<= |#Ultimate.C_memset_#t~loopctr30| 14), 50035#(<= |#Ultimate.C_memset_#t~loopctr30| 15), 50036#(<= |#Ultimate.C_memset_#t~loopctr30| 16), 50037#(<= |#Ultimate.C_memset_#t~loopctr30| 17), 50038#(<= |#Ultimate.C_memset_#t~loopctr30| 18), 50039#(<= |#Ultimate.C_memset_#t~loopctr30| 19), 50040#(<= |#Ultimate.C_memset_#t~loopctr30| 20), 50041#(<= |#Ultimate.C_memset_#t~loopctr30| 21), 50042#(<= |#Ultimate.C_memset_#t~loopctr30| 22), 50043#(<= |#Ultimate.C_memset_#t~loopctr30| 23), 50044#(<= |#Ultimate.C_memset_#t~loopctr30| 24), 50045#(<= |#Ultimate.C_memset_#t~loopctr30| 25), 49790#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 50046#(<= |#Ultimate.C_memset_#t~loopctr30| 26), 50047#(<= |#Ultimate.C_memset_#t~loopctr30| 27)] [2018-04-11 18:18:49,618 INFO L134 CoverageAnalysis]: Checked inductivity of 3741 backedges. 1820 proven. 741 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-11 18:18:49,618 INFO L442 AbstractCegarLoop]: Interpolant automaton has 49 states [2018-04-11 18:18:49,618 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 49 interpolants. [2018-04-11 18:18:49,618 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=838, Invalid=1514, Unknown=0, NotChecked=0, Total=2352 [2018-04-11 18:18:49,618 INFO L87 Difference]: Start difference. First operand 279 states and 324 transitions. Second operand 49 states. [2018-04-11 18:18:51,249 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 18:18:51,249 INFO L93 Difference]: Finished difference Result 382 states and 433 transitions. [2018-04-11 18:18:51,249 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 83 states. [2018-04-11 18:18:51,249 INFO L78 Accepts]: Start accepts. Automaton has 49 states. Word has length 220 [2018-04-11 18:18:51,250 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 18:18:51,250 INFO L225 Difference]: With dead ends: 382 [2018-04-11 18:18:51,251 INFO L226 Difference]: Without dead ends: 375 [2018-04-11 18:18:51,251 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 125 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 86 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 865 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=1976, Invalid=5680, Unknown=0, NotChecked=0, Total=7656 [2018-04-11 18:18:51,251 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 375 states. [2018-04-11 18:18:51,253 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 375 to 280. [2018-04-11 18:18:51,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 280 states. [2018-04-11 18:18:51,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 280 states to 280 states and 326 transitions. [2018-04-11 18:18:51,254 INFO L78 Accepts]: Start accepts. Automaton has 280 states and 326 transitions. Word has length 220 [2018-04-11 18:18:51,254 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 18:18:51,254 INFO L459 AbstractCegarLoop]: Abstraction has 280 states and 326 transitions. [2018-04-11 18:18:51,254 INFO L460 AbstractCegarLoop]: Interpolant automaton has 49 states. [2018-04-11 18:18:51,254 INFO L276 IsEmpty]: Start isEmpty. Operand 280 states and 326 transitions. [2018-04-11 18:18:51,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 222 [2018-04-11 18:18:51,255 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 18:18:51,255 INFO L355 BasicCegarLoop]: trace histogram [79, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 18:18:51,255 INFO L408 AbstractCegarLoop]: === Iteration 53 === [__U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr0RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr4AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr3RequiresViolation]=== [2018-04-11 18:18:51,255 INFO L82 PathProgramCache]: Analyzing trace with hash 707750723, now seen corresponding path program 40 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 54 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 54 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-11 18:18:51,266 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 18:18:51,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:51,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:51,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:51,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:51,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:51,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:51,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:51,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:51,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:51,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:51,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:51,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:51,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:51,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:51,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:51,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:51,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:51,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:51,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:51,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:52,230 INFO L134 CoverageAnalysis]: Checked inductivity of 3825 backedges. 1865 proven. 780 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-11 18:18:52,246 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 18:18:52,246 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [50] total 50 [2018-04-11 18:18:52,246 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-11 18:18:52,247 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2018-04-11 18:18:52,247 INFO L182 omatonBuilderFactory]: Interpolants [51214#(not (= 119 |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size|)), 51215#(= (mod (* (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~size 4294967296)) 4294967296)), 50994#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 50995#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 51260#(not (= 119 (mod (* (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size| 4294967296)) 4294967296))), 51261#(= 0 |#Ultimate.C_memset_#t~loopctr30|), 51262#(= 1 |#Ultimate.C_memset_#t~loopctr30|), 51263#(<= |#Ultimate.C_memset_#t~loopctr30| 2), 51264#(<= |#Ultimate.C_memset_#t~loopctr30| 3), 51265#(<= |#Ultimate.C_memset_#t~loopctr30| 4), 51266#(<= |#Ultimate.C_memset_#t~loopctr30| 5), 51267#(<= |#Ultimate.C_memset_#t~loopctr30| 6), 51268#(<= |#Ultimate.C_memset_#t~loopctr30| 7), 51269#(<= |#Ultimate.C_memset_#t~loopctr30| 8), 51270#(<= |#Ultimate.C_memset_#t~loopctr30| 9), 51271#(<= |#Ultimate.C_memset_#t~loopctr30| 10), 51272#(<= |#Ultimate.C_memset_#t~loopctr30| 11), 51273#(<= |#Ultimate.C_memset_#t~loopctr30| 12), 51274#(<= |#Ultimate.C_memset_#t~loopctr30| 13), 51275#(<= |#Ultimate.C_memset_#t~loopctr30| 14), 51276#(<= |#Ultimate.C_memset_#t~loopctr30| 15), 51277#(<= |#Ultimate.C_memset_#t~loopctr30| 16), 51278#(<= |#Ultimate.C_memset_#t~loopctr30| 17), 51279#(<= |#Ultimate.C_memset_#t~loopctr30| 18), 51280#(<= |#Ultimate.C_memset_#t~loopctr30| 19), 51281#(<= |#Ultimate.C_memset_#t~loopctr30| 20), 51282#(<= |#Ultimate.C_memset_#t~loopctr30| 21), 51283#(<= |#Ultimate.C_memset_#t~loopctr30| 22), 51284#(<= |#Ultimate.C_memset_#t~loopctr30| 23), 51029#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 51285#(<= |#Ultimate.C_memset_#t~loopctr30| 24), 51286#(<= |#Ultimate.C_memset_#t~loopctr30| 25), 51287#(<= |#Ultimate.C_memset_#t~loopctr30| 26), 51288#(<= |#Ultimate.C_memset_#t~loopctr30| 27), 51289#(<= |#Ultimate.C_memset_#t~loopctr30| 28), 51162#(= __U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_~size |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size|), 51290#(<= |#Ultimate.C_memset_#t~loopctr30| 29), 51291#(<= |#Ultimate.C_memset_#t~loopctr30| 30), 51292#(<= |#Ultimate.C_memset_#t~loopctr30| 31), 51293#(<= |#Ultimate.C_memset_#t~loopctr30| 32), 51294#(<= |#Ultimate.C_memset_#t~loopctr30| 33), 51295#(<= |#Ultimate.C_memset_#t~loopctr30| 34), 51296#(<= |#Ultimate.C_memset_#t~loopctr30| 35), 51297#(<= |#Ultimate.C_memset_#t~loopctr30| 36), 51298#(<= |#Ultimate.C_memset_#t~loopctr30| 37), 51299#(<= |#Ultimate.C_memset_#t~loopctr30| 38), 51300#(<= |#Ultimate.C_memset_#t~loopctr30| 39), 51301#(not (= 119 |#Ultimate.C_memset_#amount|)), 50800#true, 50801#false] [2018-04-11 18:18:52,247 INFO L134 CoverageAnalysis]: Checked inductivity of 3825 backedges. 1865 proven. 780 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-11 18:18:52,247 INFO L442 AbstractCegarLoop]: Interpolant automaton has 50 states [2018-04-11 18:18:52,247 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 50 interpolants. [2018-04-11 18:18:52,247 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=879, Invalid=1571, Unknown=0, NotChecked=0, Total=2450 [2018-04-11 18:18:52,247 INFO L87 Difference]: Start difference. First operand 280 states and 326 transitions. Second operand 50 states. [2018-04-11 18:18:54,657 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 18:18:54,657 INFO L93 Difference]: Finished difference Result 385 states and 437 transitions. [2018-04-11 18:18:54,658 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 85 states. [2018-04-11 18:18:54,658 INFO L78 Accepts]: Start accepts. Automaton has 50 states. Word has length 221 [2018-04-11 18:18:54,658 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 18:18:54,659 INFO L225 Difference]: With dead ends: 385 [2018-04-11 18:18:54,659 INFO L226 Difference]: Without dead ends: 378 [2018-04-11 18:18:54,659 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 127 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 88 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 907 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=2084, Invalid=5926, Unknown=0, NotChecked=0, Total=8010 [2018-04-11 18:18:54,660 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 378 states. [2018-04-11 18:18:54,662 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 378 to 281. [2018-04-11 18:18:54,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 281 states. [2018-04-11 18:18:54,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 281 states and 328 transitions. [2018-04-11 18:18:54,663 INFO L78 Accepts]: Start accepts. Automaton has 281 states and 328 transitions. Word has length 221 [2018-04-11 18:18:54,663 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 18:18:54,663 INFO L459 AbstractCegarLoop]: Abstraction has 281 states and 328 transitions. [2018-04-11 18:18:54,663 INFO L460 AbstractCegarLoop]: Interpolant automaton has 50 states. [2018-04-11 18:18:54,663 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 328 transitions. [2018-04-11 18:18:54,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 223 [2018-04-11 18:18:54,664 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 18:18:54,664 INFO L355 BasicCegarLoop]: trace histogram [80, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 18:18:54,664 INFO L408 AbstractCegarLoop]: === Iteration 54 === [__U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr0RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr4AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr3RequiresViolation]=== [2018-04-11 18:18:54,665 INFO L82 PathProgramCache]: Analyzing trace with hash -1089755320, now seen corresponding path program 41 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 55 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 55 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-11 18:18:54,669 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 18:18:54,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:54,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:54,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:54,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:54,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:54,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:54,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:54,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:54,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:54,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:54,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:54,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:54,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:54,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:54,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:54,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:54,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:54,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:54,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:54,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:55,629 INFO L134 CoverageAnalysis]: Checked inductivity of 3910 backedges. 1910 proven. 820 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-11 18:18:55,645 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 18:18:55,645 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [51] total 51 [2018-04-11 18:18:55,645 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-11 18:18:55,646 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2018-04-11 18:18:55,646 INFO L182 omatonBuilderFactory]: Interpolants [52243#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 52244#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 52511#(not (= 119 (mod (* (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size| 4294967296)) 4294967296))), 52512#(= 0 |#Ultimate.C_memset_#t~loopctr30|), 52513#(<= |#Ultimate.C_memset_#t~loopctr30| 1), 52514#(<= |#Ultimate.C_memset_#t~loopctr30| 2), 52515#(<= |#Ultimate.C_memset_#t~loopctr30| 3), 52516#(<= |#Ultimate.C_memset_#t~loopctr30| 4), 52517#(<= |#Ultimate.C_memset_#t~loopctr30| 5), 52518#(<= |#Ultimate.C_memset_#t~loopctr30| 6), 52519#(<= |#Ultimate.C_memset_#t~loopctr30| 7), 52520#(<= |#Ultimate.C_memset_#t~loopctr30| 8), 52521#(<= |#Ultimate.C_memset_#t~loopctr30| 9), 52522#(<= |#Ultimate.C_memset_#t~loopctr30| 10), 52523#(<= |#Ultimate.C_memset_#t~loopctr30| 11), 52524#(<= |#Ultimate.C_memset_#t~loopctr30| 12), 52525#(<= |#Ultimate.C_memset_#t~loopctr30| 13), 52526#(<= |#Ultimate.C_memset_#t~loopctr30| 14), 52527#(<= |#Ultimate.C_memset_#t~loopctr30| 15), 52528#(<= |#Ultimate.C_memset_#t~loopctr30| 16), 52529#(<= |#Ultimate.C_memset_#t~loopctr30| 17), 52530#(<= |#Ultimate.C_memset_#t~loopctr30| 18), 52531#(<= |#Ultimate.C_memset_#t~loopctr30| 19), 52532#(<= |#Ultimate.C_memset_#t~loopctr30| 20), 52533#(<= |#Ultimate.C_memset_#t~loopctr30| 21), 52278#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 52534#(<= |#Ultimate.C_memset_#t~loopctr30| 22), 52535#(<= |#Ultimate.C_memset_#t~loopctr30| 23), 52536#(<= |#Ultimate.C_memset_#t~loopctr30| 24), 52537#(<= |#Ultimate.C_memset_#t~loopctr30| 25), 52538#(<= |#Ultimate.C_memset_#t~loopctr30| 26), 52411#(= __U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_~size |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size|), 52539#(<= |#Ultimate.C_memset_#t~loopctr30| 27), 52540#(<= |#Ultimate.C_memset_#t~loopctr30| 28), 52541#(<= |#Ultimate.C_memset_#t~loopctr30| 29), 52542#(<= |#Ultimate.C_memset_#t~loopctr30| 30), 52543#(<= |#Ultimate.C_memset_#t~loopctr30| 31), 52544#(<= |#Ultimate.C_memset_#t~loopctr30| 32), 52545#(<= |#Ultimate.C_memset_#t~loopctr30| 33), 52546#(<= |#Ultimate.C_memset_#t~loopctr30| 34), 52547#(<= |#Ultimate.C_memset_#t~loopctr30| 35), 52548#(<= |#Ultimate.C_memset_#t~loopctr30| 36), 52549#(<= |#Ultimate.C_memset_#t~loopctr30| 37), 52550#(<= |#Ultimate.C_memset_#t~loopctr30| 38), 52551#(<= |#Ultimate.C_memset_#t~loopctr30| 39), 52552#(<= |#Ultimate.C_memset_#t~loopctr30| 40), 52553#(not (= |#Ultimate.C_memset_#amount| 119)), 52048#true, 52049#false, 52464#(not (= 119 |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size|)), 52465#(= (mod (* (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~size 4294967296)) 4294967296))] [2018-04-11 18:18:55,646 INFO L134 CoverageAnalysis]: Checked inductivity of 3910 backedges. 1910 proven. 820 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-11 18:18:55,646 INFO L442 AbstractCegarLoop]: Interpolant automaton has 51 states [2018-04-11 18:18:55,646 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 51 interpolants. [2018-04-11 18:18:55,646 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=922, Invalid=1628, Unknown=0, NotChecked=0, Total=2550 [2018-04-11 18:18:55,646 INFO L87 Difference]: Start difference. First operand 281 states and 328 transitions. Second operand 51 states. [2018-04-11 18:18:58,197 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 18:18:58,197 INFO L93 Difference]: Finished difference Result 388 states and 441 transitions. [2018-04-11 18:18:58,198 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 87 states. [2018-04-11 18:18:58,198 INFO L78 Accepts]: Start accepts. Automaton has 51 states. Word has length 222 [2018-04-11 18:18:58,198 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 18:18:58,199 INFO L225 Difference]: With dead ends: 388 [2018-04-11 18:18:58,199 INFO L226 Difference]: Without dead ends: 381 [2018-04-11 18:18:58,199 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 129 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 90 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 951 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=2197, Invalid=6175, Unknown=0, NotChecked=0, Total=8372 [2018-04-11 18:18:58,200 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 381 states. [2018-04-11 18:18:58,201 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 381 to 282. [2018-04-11 18:18:58,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 282 states. [2018-04-11 18:18:58,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 282 states and 330 transitions. [2018-04-11 18:18:58,202 INFO L78 Accepts]: Start accepts. Automaton has 282 states and 330 transitions. Word has length 222 [2018-04-11 18:18:58,202 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 18:18:58,202 INFO L459 AbstractCegarLoop]: Abstraction has 282 states and 330 transitions. [2018-04-11 18:18:58,202 INFO L460 AbstractCegarLoop]: Interpolant automaton has 51 states. [2018-04-11 18:18:58,202 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 330 transitions. [2018-04-11 18:18:58,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 224 [2018-04-11 18:18:58,203 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 18:18:58,203 INFO L355 BasicCegarLoop]: trace histogram [81, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 18:18:58,203 INFO L408 AbstractCegarLoop]: === Iteration 55 === [__U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr0RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr4AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr3RequiresViolation]=== [2018-04-11 18:18:58,203 INFO L82 PathProgramCache]: Analyzing trace with hash -977867805, now seen corresponding path program 42 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 56 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) [2018-04-11 18:18:58,209 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy Waiting until toolchain timeout for monitored process 56 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-11 18:18:58,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:58,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:58,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:58,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:58,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:58,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:58,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:58,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:58,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:58,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:58,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:58,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:58,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:58,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:58,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:58,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:58,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:58,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:58,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:58,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:59,256 INFO L134 CoverageAnalysis]: Checked inductivity of 3996 backedges. 1955 proven. 861 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-11 18:18:59,273 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 18:18:59,274 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [52] total 52 [2018-04-11 18:18:59,274 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-11 18:18:59,274 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2018-04-11 18:18:59,274 INFO L182 omatonBuilderFactory]: Interpolants [53772#(not (= 119 (mod (* (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size| 4294967296)) 4294967296))), 53773#(= 0 |#Ultimate.C_memset_#t~loopctr30|), 53774#(= 1 |#Ultimate.C_memset_#t~loopctr30|), 53775#(<= |#Ultimate.C_memset_#t~loopctr30| 2), 53776#(<= |#Ultimate.C_memset_#t~loopctr30| 3), 53777#(<= |#Ultimate.C_memset_#t~loopctr30| 4), 53778#(<= |#Ultimate.C_memset_#t~loopctr30| 5), 53779#(<= |#Ultimate.C_memset_#t~loopctr30| 6), 53780#(<= |#Ultimate.C_memset_#t~loopctr30| 7), 53781#(<= |#Ultimate.C_memset_#t~loopctr30| 8), 53782#(<= |#Ultimate.C_memset_#t~loopctr30| 9), 53783#(<= |#Ultimate.C_memset_#t~loopctr30| 10), 53784#(<= |#Ultimate.C_memset_#t~loopctr30| 11), 53785#(<= |#Ultimate.C_memset_#t~loopctr30| 12), 53786#(<= |#Ultimate.C_memset_#t~loopctr30| 13), 53787#(<= |#Ultimate.C_memset_#t~loopctr30| 14), 53788#(<= |#Ultimate.C_memset_#t~loopctr30| 15), 53789#(<= |#Ultimate.C_memset_#t~loopctr30| 16), 53790#(<= |#Ultimate.C_memset_#t~loopctr30| 17), 53791#(<= |#Ultimate.C_memset_#t~loopctr30| 18), 53792#(<= |#Ultimate.C_memset_#t~loopctr30| 19), 53537#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 53793#(<= |#Ultimate.C_memset_#t~loopctr30| 20), 53794#(<= |#Ultimate.C_memset_#t~loopctr30| 21), 53795#(<= |#Ultimate.C_memset_#t~loopctr30| 22), 53796#(<= |#Ultimate.C_memset_#t~loopctr30| 23), 53797#(<= |#Ultimate.C_memset_#t~loopctr30| 24), 53670#(= __U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_~size |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size|), 53798#(<= |#Ultimate.C_memset_#t~loopctr30| 25), 53799#(<= |#Ultimate.C_memset_#t~loopctr30| 26), 53800#(<= |#Ultimate.C_memset_#t~loopctr30| 27), 53801#(<= |#Ultimate.C_memset_#t~loopctr30| 28), 53802#(<= |#Ultimate.C_memset_#t~loopctr30| 29), 53803#(<= |#Ultimate.C_memset_#t~loopctr30| 30), 53804#(<= |#Ultimate.C_memset_#t~loopctr30| 31), 53805#(<= |#Ultimate.C_memset_#t~loopctr30| 32), 53806#(<= |#Ultimate.C_memset_#t~loopctr30| 33), 53807#(<= |#Ultimate.C_memset_#t~loopctr30| 34), 53808#(<= |#Ultimate.C_memset_#t~loopctr30| 35), 53809#(<= |#Ultimate.C_memset_#t~loopctr30| 36), 53810#(<= |#Ultimate.C_memset_#t~loopctr30| 37), 53811#(<= |#Ultimate.C_memset_#t~loopctr30| 38), 53812#(<= |#Ultimate.C_memset_#t~loopctr30| 39), 53813#(<= |#Ultimate.C_memset_#t~loopctr30| 40), 53814#(<= |#Ultimate.C_memset_#t~loopctr30| 41), 53815#(not (= |#Ultimate.C_memset_#amount| 119)), 53306#true, 53307#false, 53724#(not (= 119 |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size|)), 53725#(= (mod (* (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~size 4294967296)) 4294967296)), 53502#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 53503#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))] [2018-04-11 18:18:59,275 INFO L134 CoverageAnalysis]: Checked inductivity of 3996 backedges. 1955 proven. 861 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-11 18:18:59,275 INFO L442 AbstractCegarLoop]: Interpolant automaton has 52 states [2018-04-11 18:18:59,275 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 52 interpolants. [2018-04-11 18:18:59,275 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=964, Invalid=1688, Unknown=0, NotChecked=0, Total=2652 [2018-04-11 18:18:59,275 INFO L87 Difference]: Start difference. First operand 282 states and 330 transitions. Second operand 52 states. [2018-04-11 18:19:01,847 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 18:19:01,850 INFO L93 Difference]: Finished difference Result 391 states and 445 transitions. [2018-04-11 18:19:01,850 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 89 states. [2018-04-11 18:19:01,850 INFO L78 Accepts]: Start accepts. Automaton has 52 states. Word has length 223 [2018-04-11 18:19:01,850 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 18:19:01,851 INFO L225 Difference]: With dead ends: 391 [2018-04-11 18:19:01,851 INFO L226 Difference]: Without dead ends: 384 [2018-04-11 18:19:01,852 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 131 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 92 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 994 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=2309, Invalid=6433, Unknown=0, NotChecked=0, Total=8742 [2018-04-11 18:19:01,852 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 384 states. [2018-04-11 18:19:01,855 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 384 to 283. [2018-04-11 18:19:01,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 283 states. [2018-04-11 18:19:01,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 283 states to 283 states and 332 transitions. [2018-04-11 18:19:01,855 INFO L78 Accepts]: Start accepts. Automaton has 283 states and 332 transitions. Word has length 223 [2018-04-11 18:19:01,856 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 18:19:01,856 INFO L459 AbstractCegarLoop]: Abstraction has 283 states and 332 transitions. [2018-04-11 18:19:01,856 INFO L460 AbstractCegarLoop]: Interpolant automaton has 52 states. [2018-04-11 18:19:01,856 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 332 transitions. [2018-04-11 18:19:01,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2018-04-11 18:19:01,856 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 18:19:01,857 INFO L355 BasicCegarLoop]: trace histogram [82, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 18:19:01,857 INFO L408 AbstractCegarLoop]: === Iteration 56 === [__U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr0RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr4AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr3RequiresViolation]=== [2018-04-11 18:19:01,857 INFO L82 PathProgramCache]: Analyzing trace with hash -1804322136, now seen corresponding path program 43 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 57 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 57 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-11 18:19:01,860 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 18:19:01,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:01,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:02,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:02,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:02,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:02,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:02,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:02,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:02,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:02,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:02,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:02,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:02,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:02,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:02,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:02,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:02,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:02,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:02,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:02,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:03,129 INFO L134 CoverageAnalysis]: Checked inductivity of 4083 backedges. 2000 proven. 903 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-11 18:19:03,156 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 18:19:03,156 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [53] total 53 [2018-04-11 18:19:03,156 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-11 18:19:03,157 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2018-04-11 18:19:03,157 INFO L182 omatonBuilderFactory]: Interpolants [55043#(not (= 119 (mod (* (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size| 4294967296)) 4294967296))), 55044#(= 0 |#Ultimate.C_memset_#t~loopctr30|), 55045#(<= |#Ultimate.C_memset_#t~loopctr30| 1), 55046#(<= |#Ultimate.C_memset_#t~loopctr30| 2), 55047#(<= |#Ultimate.C_memset_#t~loopctr30| 3), 55048#(<= |#Ultimate.C_memset_#t~loopctr30| 4), 55049#(<= |#Ultimate.C_memset_#t~loopctr30| 5), 55050#(<= |#Ultimate.C_memset_#t~loopctr30| 6), 55051#(<= |#Ultimate.C_memset_#t~loopctr30| 7), 55052#(<= |#Ultimate.C_memset_#t~loopctr30| 8), 55053#(<= |#Ultimate.C_memset_#t~loopctr30| 9), 55054#(<= |#Ultimate.C_memset_#t~loopctr30| 10), 55055#(<= |#Ultimate.C_memset_#t~loopctr30| 11), 55056#(<= |#Ultimate.C_memset_#t~loopctr30| 12), 55057#(<= |#Ultimate.C_memset_#t~loopctr30| 13), 55058#(<= |#Ultimate.C_memset_#t~loopctr30| 14), 55059#(<= |#Ultimate.C_memset_#t~loopctr30| 15), 55060#(<= |#Ultimate.C_memset_#t~loopctr30| 16), 55061#(<= |#Ultimate.C_memset_#t~loopctr30| 17), 54806#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 55062#(<= |#Ultimate.C_memset_#t~loopctr30| 18), 55063#(<= |#Ultimate.C_memset_#t~loopctr30| 19), 55064#(<= |#Ultimate.C_memset_#t~loopctr30| 20), 55065#(<= |#Ultimate.C_memset_#t~loopctr30| 21), 55066#(<= |#Ultimate.C_memset_#t~loopctr30| 22), 54939#(= __U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_~size |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size|), 55067#(<= |#Ultimate.C_memset_#t~loopctr30| 23), 55068#(<= |#Ultimate.C_memset_#t~loopctr30| 24), 55069#(<= |#Ultimate.C_memset_#t~loopctr30| 25), 55070#(<= |#Ultimate.C_memset_#t~loopctr30| 26), 55071#(<= |#Ultimate.C_memset_#t~loopctr30| 27), 55072#(<= |#Ultimate.C_memset_#t~loopctr30| 28), 55073#(<= |#Ultimate.C_memset_#t~loopctr30| 29), 55074#(<= |#Ultimate.C_memset_#t~loopctr30| 30), 55075#(<= |#Ultimate.C_memset_#t~loopctr30| 31), 55076#(<= |#Ultimate.C_memset_#t~loopctr30| 32), 55077#(<= |#Ultimate.C_memset_#t~loopctr30| 33), 55078#(<= |#Ultimate.C_memset_#t~loopctr30| 34), 55079#(<= |#Ultimate.C_memset_#t~loopctr30| 35), 55080#(<= |#Ultimate.C_memset_#t~loopctr30| 36), 55081#(<= |#Ultimate.C_memset_#t~loopctr30| 37), 55082#(<= |#Ultimate.C_memset_#t~loopctr30| 38), 55083#(<= |#Ultimate.C_memset_#t~loopctr30| 39), 55084#(<= |#Ultimate.C_memset_#t~loopctr30| 40), 55085#(<= |#Ultimate.C_memset_#t~loopctr30| 41), 54574#true, 55086#(<= |#Ultimate.C_memset_#t~loopctr30| 42), 54575#false, 55087#(not (= 119 |#Ultimate.C_memset_#amount|)), 54994#(not (= 119 |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size|)), 54995#(= (mod (* (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~size 4294967296)) 4294967296)), 54771#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 54772#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))] [2018-04-11 18:19:03,157 INFO L134 CoverageAnalysis]: Checked inductivity of 4083 backedges. 2000 proven. 903 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-11 18:19:03,157 INFO L442 AbstractCegarLoop]: Interpolant automaton has 53 states [2018-04-11 18:19:03,157 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 53 interpolants. [2018-04-11 18:19:03,158 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=1009, Invalid=1747, Unknown=0, NotChecked=0, Total=2756 [2018-04-11 18:19:03,158 INFO L87 Difference]: Start difference. First operand 283 states and 332 transitions. Second operand 53 states. [2018-04-11 18:19:05,778 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 18:19:05,778 INFO L93 Difference]: Finished difference Result 394 states and 449 transitions. [2018-04-11 18:19:05,778 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 91 states. [2018-04-11 18:19:05,778 INFO L78 Accepts]: Start accepts. Automaton has 53 states. Word has length 224 [2018-04-11 18:19:05,779 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 18:19:05,780 INFO L225 Difference]: With dead ends: 394 [2018-04-11 18:19:05,780 INFO L226 Difference]: Without dead ends: 387 [2018-04-11 18:19:05,780 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 133 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 94 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1040 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=2428, Invalid=6692, Unknown=0, NotChecked=0, Total=9120 [2018-04-11 18:19:05,781 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 387 states. [2018-04-11 18:19:05,783 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 387 to 284. [2018-04-11 18:19:05,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 284 states. [2018-04-11 18:19:05,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 284 states to 284 states and 334 transitions. [2018-04-11 18:19:05,783 INFO L78 Accepts]: Start accepts. Automaton has 284 states and 334 transitions. Word has length 224 [2018-04-11 18:19:05,783 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 18:19:05,783 INFO L459 AbstractCegarLoop]: Abstraction has 284 states and 334 transitions. [2018-04-11 18:19:05,784 INFO L460 AbstractCegarLoop]: Interpolant automaton has 53 states. [2018-04-11 18:19:05,784 INFO L276 IsEmpty]: Start isEmpty. Operand 284 states and 334 transitions. [2018-04-11 18:19:05,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 226 [2018-04-11 18:19:05,784 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 18:19:05,784 INFO L355 BasicCegarLoop]: trace histogram [83, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 18:19:05,784 INFO L408 AbstractCegarLoop]: === Iteration 57 === [__U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr0RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr4AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr3RequiresViolation]=== [2018-04-11 18:19:05,785 INFO L82 PathProgramCache]: Analyzing trace with hash -1654602621, now seen corresponding path program 44 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 58 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 58 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-11 18:19:05,793 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 18:19:05,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:05,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:05,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:05,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:05,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:05,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:05,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:05,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:05,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:05,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:05,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:05,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:05,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:05,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:05,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:05,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:05,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:05,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:06,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:06,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:06,877 INFO L134 CoverageAnalysis]: Checked inductivity of 4171 backedges. 2045 proven. 946 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-11 18:19:06,894 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 18:19:06,894 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [54] total 54 [2018-04-11 18:19:06,894 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-11 18:19:06,895 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2018-04-11 18:19:06,895 INFO L182 omatonBuilderFactory]: Interpolants [56324#(not (= 119 (mod (* (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size| 4294967296)) 4294967296))), 56325#(= 0 |#Ultimate.C_memset_#t~loopctr30|), 56326#(= 1 |#Ultimate.C_memset_#t~loopctr30|), 56327#(<= |#Ultimate.C_memset_#t~loopctr30| 2), 56328#(<= |#Ultimate.C_memset_#t~loopctr30| 3), 56329#(<= |#Ultimate.C_memset_#t~loopctr30| 4), 56330#(<= |#Ultimate.C_memset_#t~loopctr30| 5), 56331#(<= |#Ultimate.C_memset_#t~loopctr30| 6), 56332#(<= |#Ultimate.C_memset_#t~loopctr30| 7), 56333#(<= |#Ultimate.C_memset_#t~loopctr30| 8), 56334#(<= |#Ultimate.C_memset_#t~loopctr30| 9), 56335#(<= |#Ultimate.C_memset_#t~loopctr30| 10), 56336#(<= |#Ultimate.C_memset_#t~loopctr30| 11), 56337#(<= |#Ultimate.C_memset_#t~loopctr30| 12), 56338#(<= |#Ultimate.C_memset_#t~loopctr30| 13), 56339#(<= |#Ultimate.C_memset_#t~loopctr30| 14), 56340#(<= |#Ultimate.C_memset_#t~loopctr30| 15), 56085#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 56341#(<= |#Ultimate.C_memset_#t~loopctr30| 16), 56342#(<= |#Ultimate.C_memset_#t~loopctr30| 17), 56343#(<= |#Ultimate.C_memset_#t~loopctr30| 18), 56344#(<= |#Ultimate.C_memset_#t~loopctr30| 19), 56345#(<= |#Ultimate.C_memset_#t~loopctr30| 20), 56218#(= __U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_~size |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size|), 56346#(<= |#Ultimate.C_memset_#t~loopctr30| 21), 56347#(<= |#Ultimate.C_memset_#t~loopctr30| 22), 56348#(<= |#Ultimate.C_memset_#t~loopctr30| 23), 56349#(<= |#Ultimate.C_memset_#t~loopctr30| 24), 56350#(<= |#Ultimate.C_memset_#t~loopctr30| 25), 56351#(<= |#Ultimate.C_memset_#t~loopctr30| 26), 56352#(<= |#Ultimate.C_memset_#t~loopctr30| 27), 56353#(<= |#Ultimate.C_memset_#t~loopctr30| 28), 56354#(<= |#Ultimate.C_memset_#t~loopctr30| 29), 56355#(<= |#Ultimate.C_memset_#t~loopctr30| 30), 56356#(<= |#Ultimate.C_memset_#t~loopctr30| 31), 56357#(<= |#Ultimate.C_memset_#t~loopctr30| 32), 56358#(<= |#Ultimate.C_memset_#t~loopctr30| 33), 56359#(<= |#Ultimate.C_memset_#t~loopctr30| 34), 56360#(<= |#Ultimate.C_memset_#t~loopctr30| 35), 56361#(<= |#Ultimate.C_memset_#t~loopctr30| 36), 56362#(<= |#Ultimate.C_memset_#t~loopctr30| 37), 56363#(<= |#Ultimate.C_memset_#t~loopctr30| 38), 55852#true, 56364#(<= |#Ultimate.C_memset_#t~loopctr30| 39), 55853#false, 56365#(<= |#Ultimate.C_memset_#t~loopctr30| 40), 56366#(<= |#Ultimate.C_memset_#t~loopctr30| 41), 56367#(<= |#Ultimate.C_memset_#t~loopctr30| 42), 56368#(<= |#Ultimate.C_memset_#t~loopctr30| 43), 56369#(not (= |#Ultimate.C_memset_#amount| 119)), 56274#(not (= 119 |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size|)), 56275#(= (mod (* (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~size 4294967296)) 4294967296)), 56050#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 56051#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))] [2018-04-11 18:19:06,895 INFO L134 CoverageAnalysis]: Checked inductivity of 4171 backedges. 2045 proven. 946 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-11 18:19:06,895 INFO L442 AbstractCegarLoop]: Interpolant automaton has 54 states [2018-04-11 18:19:06,895 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 54 interpolants. [2018-04-11 18:19:06,896 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=1053, Invalid=1809, Unknown=0, NotChecked=0, Total=2862 [2018-04-11 18:19:06,896 INFO L87 Difference]: Start difference. First operand 284 states and 334 transitions. Second operand 54 states. [2018-04-11 18:19:09,577 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 18:19:09,577 INFO L93 Difference]: Finished difference Result 397 states and 453 transitions. [2018-04-11 18:19:09,577 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 93 states. [2018-04-11 18:19:09,577 INFO L78 Accepts]: Start accepts. Automaton has 54 states. Word has length 225 [2018-04-11 18:19:09,578 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 18:19:09,579 INFO L225 Difference]: With dead ends: 397 [2018-04-11 18:19:09,579 INFO L226 Difference]: Without dead ends: 390 [2018-04-11 18:19:09,580 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 135 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 96 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1085 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=2546, Invalid=6960, Unknown=0, NotChecked=0, Total=9506 [2018-04-11 18:19:09,580 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 390 states. [2018-04-11 18:19:09,582 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 390 to 285. [2018-04-11 18:19:09,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 285 states. [2018-04-11 18:19:09,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 285 states to 285 states and 336 transitions. [2018-04-11 18:19:09,582 INFO L78 Accepts]: Start accepts. Automaton has 285 states and 336 transitions. Word has length 225 [2018-04-11 18:19:09,582 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 18:19:09,583 INFO L459 AbstractCegarLoop]: Abstraction has 285 states and 336 transitions. [2018-04-11 18:19:09,583 INFO L460 AbstractCegarLoop]: Interpolant automaton has 54 states. [2018-04-11 18:19:09,583 INFO L276 IsEmpty]: Start isEmpty. Operand 285 states and 336 transitions. [2018-04-11 18:19:09,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 227 [2018-04-11 18:19:09,583 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 18:19:09,583 INFO L355 BasicCegarLoop]: trace histogram [84, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 18:19:09,584 INFO L408 AbstractCegarLoop]: === Iteration 58 === [__U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr0RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr4AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr3RequiresViolation]=== [2018-04-11 18:19:09,584 INFO L82 PathProgramCache]: Analyzing trace with hash -1308264952, now seen corresponding path program 45 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 59 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 59 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-11 18:19:09,588 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 18:19:09,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:09,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:09,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:09,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:09,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:09,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:09,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:09,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:09,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:09,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:09,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:09,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:09,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:09,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:09,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:09,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:09,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:09,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:09,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:09,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:10,651 INFO L134 CoverageAnalysis]: Checked inductivity of 4260 backedges. 2090 proven. 990 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-11 18:19:10,667 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 18:19:10,667 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [55] total 55 [2018-04-11 18:19:10,668 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-11 18:19:10,668 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2018-04-11 18:19:10,668 INFO L182 omatonBuilderFactory]: Interpolants [57615#(not (= 119 (mod (* (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size| 4294967296)) 4294967296))), 57616#(= 0 |#Ultimate.C_memset_#t~loopctr30|), 57617#(= 1 |#Ultimate.C_memset_#t~loopctr30|), 57618#(= |#Ultimate.C_memset_#t~loopctr30| 2), 57619#(<= |#Ultimate.C_memset_#t~loopctr30| 3), 57620#(<= |#Ultimate.C_memset_#t~loopctr30| 4), 57621#(<= |#Ultimate.C_memset_#t~loopctr30| 5), 57622#(<= |#Ultimate.C_memset_#t~loopctr30| 6), 57623#(<= |#Ultimate.C_memset_#t~loopctr30| 7), 57624#(<= |#Ultimate.C_memset_#t~loopctr30| 8), 57625#(<= |#Ultimate.C_memset_#t~loopctr30| 9), 57626#(<= |#Ultimate.C_memset_#t~loopctr30| 10), 57627#(<= |#Ultimate.C_memset_#t~loopctr30| 11), 57628#(<= |#Ultimate.C_memset_#t~loopctr30| 12), 57629#(<= |#Ultimate.C_memset_#t~loopctr30| 13), 57374#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 57630#(<= |#Ultimate.C_memset_#t~loopctr30| 14), 57631#(<= |#Ultimate.C_memset_#t~loopctr30| 15), 57632#(<= |#Ultimate.C_memset_#t~loopctr30| 16), 57633#(<= |#Ultimate.C_memset_#t~loopctr30| 17), 57634#(<= |#Ultimate.C_memset_#t~loopctr30| 18), 57507#(= __U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_~size |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size|), 57635#(<= |#Ultimate.C_memset_#t~loopctr30| 19), 57636#(<= |#Ultimate.C_memset_#t~loopctr30| 20), 57637#(<= |#Ultimate.C_memset_#t~loopctr30| 21), 57638#(<= |#Ultimate.C_memset_#t~loopctr30| 22), 57639#(<= |#Ultimate.C_memset_#t~loopctr30| 23), 57640#(<= |#Ultimate.C_memset_#t~loopctr30| 24), 57641#(<= |#Ultimate.C_memset_#t~loopctr30| 25), 57642#(<= |#Ultimate.C_memset_#t~loopctr30| 26), 57643#(<= |#Ultimate.C_memset_#t~loopctr30| 27), 57644#(<= |#Ultimate.C_memset_#t~loopctr30| 28), 57645#(<= |#Ultimate.C_memset_#t~loopctr30| 29), 57646#(<= |#Ultimate.C_memset_#t~loopctr30| 30), 57647#(<= |#Ultimate.C_memset_#t~loopctr30| 31), 57648#(<= |#Ultimate.C_memset_#t~loopctr30| 32), 57649#(<= |#Ultimate.C_memset_#t~loopctr30| 33), 57650#(<= |#Ultimate.C_memset_#t~loopctr30| 34), 57651#(<= |#Ultimate.C_memset_#t~loopctr30| 35), 57140#true, 57652#(<= |#Ultimate.C_memset_#t~loopctr30| 36), 57141#false, 57653#(<= |#Ultimate.C_memset_#t~loopctr30| 37), 57654#(<= |#Ultimate.C_memset_#t~loopctr30| 38), 57655#(<= |#Ultimate.C_memset_#t~loopctr30| 39), 57656#(<= |#Ultimate.C_memset_#t~loopctr30| 40), 57657#(<= |#Ultimate.C_memset_#t~loopctr30| 41), 57658#(<= |#Ultimate.C_memset_#t~loopctr30| 42), 57659#(<= |#Ultimate.C_memset_#t~loopctr30| 43), 57660#(<= |#Ultimate.C_memset_#t~loopctr30| 44), 57661#(not (= |#Ultimate.C_memset_#amount| 119)), 57564#(not (= 119 |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size|)), 57565#(= (mod (* (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~size 4294967296)) 4294967296)), 57339#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 57340#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))] [2018-04-11 18:19:10,668 INFO L134 CoverageAnalysis]: Checked inductivity of 4260 backedges. 2090 proven. 990 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-11 18:19:10,668 INFO L442 AbstractCegarLoop]: Interpolant automaton has 55 states [2018-04-11 18:19:10,669 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 55 interpolants. [2018-04-11 18:19:10,669 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=1097, Invalid=1873, Unknown=0, NotChecked=0, Total=2970 [2018-04-11 18:19:10,669 INFO L87 Difference]: Start difference. First operand 285 states and 336 transitions. Second operand 55 states. [2018-04-11 18:19:13,471 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 18:19:13,471 INFO L93 Difference]: Finished difference Result 400 states and 457 transitions. [2018-04-11 18:19:13,471 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 95 states. [2018-04-11 18:19:13,471 INFO L78 Accepts]: Start accepts. Automaton has 55 states. Word has length 226 [2018-04-11 18:19:13,471 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 18:19:13,472 INFO L225 Difference]: With dead ends: 400 [2018-04-11 18:19:13,472 INFO L226 Difference]: Without dead ends: 393 [2018-04-11 18:19:13,473 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 137 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 98 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1131 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=2666, Invalid=7234, Unknown=0, NotChecked=0, Total=9900 [2018-04-11 18:19:13,473 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 393 states. [2018-04-11 18:19:13,475 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 393 to 286. [2018-04-11 18:19:13,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 286 states. [2018-04-11 18:19:13,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 286 states to 286 states and 338 transitions. [2018-04-11 18:19:13,475 INFO L78 Accepts]: Start accepts. Automaton has 286 states and 338 transitions. Word has length 226 [2018-04-11 18:19:13,475 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 18:19:13,475 INFO L459 AbstractCegarLoop]: Abstraction has 286 states and 338 transitions. [2018-04-11 18:19:13,475 INFO L460 AbstractCegarLoop]: Interpolant automaton has 55 states. [2018-04-11 18:19:13,476 INFO L276 IsEmpty]: Start isEmpty. Operand 286 states and 338 transitions. [2018-04-11 18:19:13,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 228 [2018-04-11 18:19:13,476 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 18:19:13,476 INFO L355 BasicCegarLoop]: trace histogram [85, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 18:19:13,476 INFO L408 AbstractCegarLoop]: === Iteration 59 === [__U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr0RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr4AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr3RequiresViolation]=== [2018-04-11 18:19:13,476 INFO L82 PathProgramCache]: Analyzing trace with hash 838268195, now seen corresponding path program 46 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 60 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 60 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-11 18:19:13,478 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 18:19:13,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:13,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:13,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:13,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:13,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:13,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:13,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:13,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:13,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:13,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:13,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:13,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:13,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:13,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:13,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:13,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:13,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:13,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:13,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:13,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:14,551 INFO L134 CoverageAnalysis]: Checked inductivity of 4350 backedges. 2135 proven. 1035 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-11 18:19:14,568 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 18:19:14,568 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [56] total 56 [2018-04-11 18:19:14,568 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-11 18:19:14,568 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2018-04-11 18:19:14,569 INFO L182 omatonBuilderFactory]: Interpolants [58638#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 58639#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 58916#(not (= 119 (mod (* (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size| 4294967296)) 4294967296))), 58917#(= 0 |#Ultimate.C_memset_#t~loopctr30|), 58918#(= 1 |#Ultimate.C_memset_#t~loopctr30|), 58919#(<= |#Ultimate.C_memset_#t~loopctr30| 2), 58920#(<= |#Ultimate.C_memset_#t~loopctr30| 3), 58921#(<= |#Ultimate.C_memset_#t~loopctr30| 4), 58922#(<= |#Ultimate.C_memset_#t~loopctr30| 5), 58923#(<= |#Ultimate.C_memset_#t~loopctr30| 6), 58924#(<= |#Ultimate.C_memset_#t~loopctr30| 7), 58925#(<= |#Ultimate.C_memset_#t~loopctr30| 8), 58926#(<= |#Ultimate.C_memset_#t~loopctr30| 9), 58927#(<= |#Ultimate.C_memset_#t~loopctr30| 10), 58928#(<= |#Ultimate.C_memset_#t~loopctr30| 11), 58673#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 58929#(<= |#Ultimate.C_memset_#t~loopctr30| 12), 58930#(<= |#Ultimate.C_memset_#t~loopctr30| 13), 58931#(<= |#Ultimate.C_memset_#t~loopctr30| 14), 58932#(<= |#Ultimate.C_memset_#t~loopctr30| 15), 58933#(<= |#Ultimate.C_memset_#t~loopctr30| 16), 58806#(= __U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_~size |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size|), 58934#(<= |#Ultimate.C_memset_#t~loopctr30| 17), 58935#(<= |#Ultimate.C_memset_#t~loopctr30| 18), 58936#(<= |#Ultimate.C_memset_#t~loopctr30| 19), 58937#(<= |#Ultimate.C_memset_#t~loopctr30| 20), 58938#(<= |#Ultimate.C_memset_#t~loopctr30| 21), 58939#(<= |#Ultimate.C_memset_#t~loopctr30| 22), 58940#(<= |#Ultimate.C_memset_#t~loopctr30| 23), 58941#(<= |#Ultimate.C_memset_#t~loopctr30| 24), 58942#(<= |#Ultimate.C_memset_#t~loopctr30| 25), 58943#(<= |#Ultimate.C_memset_#t~loopctr30| 26), 58944#(<= |#Ultimate.C_memset_#t~loopctr30| 27), 58945#(<= |#Ultimate.C_memset_#t~loopctr30| 28), 58946#(<= |#Ultimate.C_memset_#t~loopctr30| 29), 58947#(<= |#Ultimate.C_memset_#t~loopctr30| 30), 58948#(<= |#Ultimate.C_memset_#t~loopctr30| 31), 58949#(<= |#Ultimate.C_memset_#t~loopctr30| 32), 58438#true, 58950#(<= |#Ultimate.C_memset_#t~loopctr30| 33), 58439#false, 58951#(<= |#Ultimate.C_memset_#t~loopctr30| 34), 58952#(<= |#Ultimate.C_memset_#t~loopctr30| 35), 58953#(<= |#Ultimate.C_memset_#t~loopctr30| 36), 58954#(<= |#Ultimate.C_memset_#t~loopctr30| 37), 58955#(<= |#Ultimate.C_memset_#t~loopctr30| 38), 58956#(<= |#Ultimate.C_memset_#t~loopctr30| 39), 58957#(<= |#Ultimate.C_memset_#t~loopctr30| 40), 58958#(<= |#Ultimate.C_memset_#t~loopctr30| 41), 58959#(<= |#Ultimate.C_memset_#t~loopctr30| 42), 58960#(<= |#Ultimate.C_memset_#t~loopctr30| 43), 58961#(<= |#Ultimate.C_memset_#t~loopctr30| 44), 58962#(<= |#Ultimate.C_memset_#t~loopctr30| 45), 58963#(not (= |#Ultimate.C_memset_#amount| 119)), 58864#(not (= 119 |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size|)), 58865#(= (mod (* (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~size 4294967296)) 4294967296))] [2018-04-11 18:19:14,569 INFO L134 CoverageAnalysis]: Checked inductivity of 4350 backedges. 2135 proven. 1035 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-11 18:19:14,569 INFO L442 AbstractCegarLoop]: Interpolant automaton has 56 states [2018-04-11 18:19:14,569 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 56 interpolants. [2018-04-11 18:19:14,569 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=1146, Invalid=1934, Unknown=0, NotChecked=0, Total=3080 [2018-04-11 18:19:14,569 INFO L87 Difference]: Start difference. First operand 286 states and 338 transitions. Second operand 56 states. [2018-04-11 18:19:17,516 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 18:19:17,516 INFO L93 Difference]: Finished difference Result 403 states and 461 transitions. [2018-04-11 18:19:17,516 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 97 states. [2018-04-11 18:19:17,516 INFO L78 Accepts]: Start accepts. Automaton has 56 states. Word has length 227 [2018-04-11 18:19:17,516 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 18:19:17,517 INFO L225 Difference]: With dead ends: 403 [2018-04-11 18:19:17,517 INFO L226 Difference]: Without dead ends: 396 [2018-04-11 18:19:17,518 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 139 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 100 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1180 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=2795, Invalid=7507, Unknown=0, NotChecked=0, Total=10302 [2018-04-11 18:19:17,518 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 396 states. [2018-04-11 18:19:17,520 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 396 to 287. [2018-04-11 18:19:17,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 287 states. [2018-04-11 18:19:17,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 287 states to 287 states and 340 transitions. [2018-04-11 18:19:17,520 INFO L78 Accepts]: Start accepts. Automaton has 287 states and 340 transitions. Word has length 227 [2018-04-11 18:19:17,520 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 18:19:17,520 INFO L459 AbstractCegarLoop]: Abstraction has 287 states and 340 transitions. [2018-04-11 18:19:17,520 INFO L460 AbstractCegarLoop]: Interpolant automaton has 56 states. [2018-04-11 18:19:17,520 INFO L276 IsEmpty]: Start isEmpty. Operand 287 states and 340 transitions. [2018-04-11 18:19:17,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 229 [2018-04-11 18:19:17,521 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 18:19:17,521 INFO L355 BasicCegarLoop]: trace histogram [86, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 18:19:17,521 INFO L408 AbstractCegarLoop]: === Iteration 60 === [__U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr0RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr4AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr3RequiresViolation]=== [2018-04-11 18:19:17,521 INFO L82 PathProgramCache]: Analyzing trace with hash -1338680984, now seen corresponding path program 47 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 61 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 61 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-11 18:19:17,525 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 18:19:17,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:17,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:17,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:17,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:17,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:17,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:17,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:17,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:17,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:17,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:17,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:17,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:17,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:17,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:17,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:17,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:17,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:17,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:17,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:17,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:18,662 INFO L134 CoverageAnalysis]: Checked inductivity of 4441 backedges. 2180 proven. 1081 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-11 18:19:18,680 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 18:19:18,680 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [57] total 57 [2018-04-11 18:19:18,680 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-11 18:19:18,680 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2018-04-11 18:19:18,681 INFO L182 omatonBuilderFactory]: Interpolants [60174#(not (= 119 |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size|)), 60175#(= (mod (* (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~size 4294967296)) 4294967296)), 59947#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 59948#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 60227#(not (= 119 (mod (* (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size| 4294967296)) 4294967296))), 60228#(= 0 |#Ultimate.C_memset_#t~loopctr30|), 60229#(= 1 |#Ultimate.C_memset_#t~loopctr30|), 60230#(= |#Ultimate.C_memset_#t~loopctr30| 2), 60231#(<= |#Ultimate.C_memset_#t~loopctr30| 3), 60232#(<= |#Ultimate.C_memset_#t~loopctr30| 4), 60233#(<= |#Ultimate.C_memset_#t~loopctr30| 5), 60234#(<= |#Ultimate.C_memset_#t~loopctr30| 6), 60235#(<= |#Ultimate.C_memset_#t~loopctr30| 7), 60236#(<= |#Ultimate.C_memset_#t~loopctr30| 8), 60237#(<= |#Ultimate.C_memset_#t~loopctr30| 9), 59982#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 60238#(<= |#Ultimate.C_memset_#t~loopctr30| 10), 60239#(<= |#Ultimate.C_memset_#t~loopctr30| 11), 60240#(<= |#Ultimate.C_memset_#t~loopctr30| 12), 60241#(<= |#Ultimate.C_memset_#t~loopctr30| 13), 60242#(<= |#Ultimate.C_memset_#t~loopctr30| 14), 60115#(= __U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_~size |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size|), 60243#(<= |#Ultimate.C_memset_#t~loopctr30| 15), 60244#(<= |#Ultimate.C_memset_#t~loopctr30| 16), 60245#(<= |#Ultimate.C_memset_#t~loopctr30| 17), 60246#(<= |#Ultimate.C_memset_#t~loopctr30| 18), 60247#(<= |#Ultimate.C_memset_#t~loopctr30| 19), 60248#(<= |#Ultimate.C_memset_#t~loopctr30| 20), 60249#(<= |#Ultimate.C_memset_#t~loopctr30| 21), 60250#(<= |#Ultimate.C_memset_#t~loopctr30| 22), 60251#(<= |#Ultimate.C_memset_#t~loopctr30| 23), 60252#(<= |#Ultimate.C_memset_#t~loopctr30| 24), 60253#(<= |#Ultimate.C_memset_#t~loopctr30| 25), 60254#(<= |#Ultimate.C_memset_#t~loopctr30| 26), 60255#(<= |#Ultimate.C_memset_#t~loopctr30| 27), 60256#(<= |#Ultimate.C_memset_#t~loopctr30| 28), 60257#(<= |#Ultimate.C_memset_#t~loopctr30| 29), 59746#true, 60258#(<= |#Ultimate.C_memset_#t~loopctr30| 30), 59747#false, 60259#(<= |#Ultimate.C_memset_#t~loopctr30| 31), 60260#(<= |#Ultimate.C_memset_#t~loopctr30| 32), 60261#(<= |#Ultimate.C_memset_#t~loopctr30| 33), 60262#(<= |#Ultimate.C_memset_#t~loopctr30| 34), 60263#(<= |#Ultimate.C_memset_#t~loopctr30| 35), 60264#(<= |#Ultimate.C_memset_#t~loopctr30| 36), 60265#(<= |#Ultimate.C_memset_#t~loopctr30| 37), 60266#(<= |#Ultimate.C_memset_#t~loopctr30| 38), 60267#(<= |#Ultimate.C_memset_#t~loopctr30| 39), 60268#(<= |#Ultimate.C_memset_#t~loopctr30| 40), 60269#(<= |#Ultimate.C_memset_#t~loopctr30| 41), 60270#(<= |#Ultimate.C_memset_#t~loopctr30| 42), 60271#(<= |#Ultimate.C_memset_#t~loopctr30| 43), 60272#(<= |#Ultimate.C_memset_#t~loopctr30| 44), 60273#(<= |#Ultimate.C_memset_#t~loopctr30| 45), 60274#(<= |#Ultimate.C_memset_#t~loopctr30| 46), 60275#(not (= |#Ultimate.C_memset_#amount| 119))] [2018-04-11 18:19:18,681 INFO L134 CoverageAnalysis]: Checked inductivity of 4441 backedges. 2180 proven. 1081 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-11 18:19:18,681 INFO L442 AbstractCegarLoop]: Interpolant automaton has 57 states [2018-04-11 18:19:18,681 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 57 interpolants. [2018-04-11 18:19:18,682 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=1192, Invalid=2000, Unknown=0, NotChecked=0, Total=3192 [2018-04-11 18:19:18,682 INFO L87 Difference]: Start difference. First operand 287 states and 340 transitions. Second operand 57 states. [2018-04-11 18:19:21,709 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 18:19:21,709 INFO L93 Difference]: Finished difference Result 406 states and 465 transitions. [2018-04-11 18:19:21,709 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 99 states. [2018-04-11 18:19:21,709 INFO L78 Accepts]: Start accepts. Automaton has 57 states. Word has length 228 [2018-04-11 18:19:21,710 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 18:19:21,710 INFO L225 Difference]: With dead ends: 406 [2018-04-11 18:19:21,710 INFO L226 Difference]: Without dead ends: 399 [2018-04-11 18:19:21,711 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 141 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 102 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1228 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=2921, Invalid=7791, Unknown=0, NotChecked=0, Total=10712 [2018-04-11 18:19:21,711 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 399 states. [2018-04-11 18:19:21,713 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 399 to 288. [2018-04-11 18:19:21,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 288 states. [2018-04-11 18:19:21,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 288 states to 288 states and 342 transitions. [2018-04-11 18:19:21,714 INFO L78 Accepts]: Start accepts. Automaton has 288 states and 342 transitions. Word has length 228 [2018-04-11 18:19:21,714 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 18:19:21,714 INFO L459 AbstractCegarLoop]: Abstraction has 288 states and 342 transitions. [2018-04-11 18:19:21,714 INFO L460 AbstractCegarLoop]: Interpolant automaton has 57 states. [2018-04-11 18:19:21,714 INFO L276 IsEmpty]: Start isEmpty. Operand 288 states and 342 transitions. [2018-04-11 18:19:21,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 230 [2018-04-11 18:19:21,714 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 18:19:21,714 INFO L355 BasicCegarLoop]: trace histogram [87, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 18:19:21,715 INFO L408 AbstractCegarLoop]: === Iteration 61 === [__U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr0RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr4AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr3RequiresViolation]=== [2018-04-11 18:19:21,715 INFO L82 PathProgramCache]: Analyzing trace with hash -104628797, now seen corresponding path program 48 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 62 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 62 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-11 18:19:21,717 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 18:19:21,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:21,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:21,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:21,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:21,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:21,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:21,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:21,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:21,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:21,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:21,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:21,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:21,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:21,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:21,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:21,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:21,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:21,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:21,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:22,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:22,861 INFO L134 CoverageAnalysis]: Checked inductivity of 4533 backedges. 2225 proven. 1128 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-11 18:19:22,878 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 18:19:22,878 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [58] total 58 [2018-04-11 18:19:22,878 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-11 18:19:22,878 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2018-04-11 18:19:22,879 INFO L182 omatonBuilderFactory]: Interpolants [61568#(<= |#Ultimate.C_memset_#t~loopctr30| 19), 61569#(<= |#Ultimate.C_memset_#t~loopctr30| 20), 61570#(<= |#Ultimate.C_memset_#t~loopctr30| 21), 61571#(<= |#Ultimate.C_memset_#t~loopctr30| 22), 61572#(<= |#Ultimate.C_memset_#t~loopctr30| 23), 61573#(<= |#Ultimate.C_memset_#t~loopctr30| 24), 61574#(<= |#Ultimate.C_memset_#t~loopctr30| 25), 61575#(<= |#Ultimate.C_memset_#t~loopctr30| 26), 61064#true, 61576#(<= |#Ultimate.C_memset_#t~loopctr30| 27), 61065#false, 61577#(<= |#Ultimate.C_memset_#t~loopctr30| 28), 61578#(<= |#Ultimate.C_memset_#t~loopctr30| 29), 61579#(<= |#Ultimate.C_memset_#t~loopctr30| 30), 61580#(<= |#Ultimate.C_memset_#t~loopctr30| 31), 61581#(<= |#Ultimate.C_memset_#t~loopctr30| 32), 61582#(<= |#Ultimate.C_memset_#t~loopctr30| 33), 61583#(<= |#Ultimate.C_memset_#t~loopctr30| 34), 61584#(<= |#Ultimate.C_memset_#t~loopctr30| 35), 61585#(<= |#Ultimate.C_memset_#t~loopctr30| 36), 61586#(<= |#Ultimate.C_memset_#t~loopctr30| 37), 61587#(<= |#Ultimate.C_memset_#t~loopctr30| 38), 61588#(<= |#Ultimate.C_memset_#t~loopctr30| 39), 61589#(<= |#Ultimate.C_memset_#t~loopctr30| 40), 61590#(<= |#Ultimate.C_memset_#t~loopctr30| 41), 61591#(<= |#Ultimate.C_memset_#t~loopctr30| 42), 61592#(<= |#Ultimate.C_memset_#t~loopctr30| 43), 61593#(<= |#Ultimate.C_memset_#t~loopctr30| 44), 61594#(<= |#Ultimate.C_memset_#t~loopctr30| 45), 61595#(<= |#Ultimate.C_memset_#t~loopctr30| 46), 61596#(<= |#Ultimate.C_memset_#t~loopctr30| 47), 61597#(not (= |#Ultimate.C_memset_#amount| 119)), 61494#(not (= 119 |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size|)), 61495#(= (mod (* (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~size 4294967296)) 4294967296)), 61266#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 61267#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 61548#(not (= 119 (mod (* (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size| 4294967296)) 4294967296))), 61549#(= 0 |#Ultimate.C_memset_#t~loopctr30|), 61550#(= 1 |#Ultimate.C_memset_#t~loopctr30|), 61551#(= |#Ultimate.C_memset_#t~loopctr30| 2), 61552#(= |#Ultimate.C_memset_#t~loopctr30| 3), 61553#(= 4 |#Ultimate.C_memset_#t~loopctr30|), 61554#(<= |#Ultimate.C_memset_#t~loopctr30| 5), 61555#(<= |#Ultimate.C_memset_#t~loopctr30| 6), 61556#(<= |#Ultimate.C_memset_#t~loopctr30| 7), 61301#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 61557#(<= |#Ultimate.C_memset_#t~loopctr30| 8), 61558#(<= |#Ultimate.C_memset_#t~loopctr30| 9), 61559#(<= |#Ultimate.C_memset_#t~loopctr30| 10), 61560#(<= |#Ultimate.C_memset_#t~loopctr30| 11), 61561#(<= |#Ultimate.C_memset_#t~loopctr30| 12), 61434#(= __U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_~size |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size|), 61562#(<= |#Ultimate.C_memset_#t~loopctr30| 13), 61563#(<= |#Ultimate.C_memset_#t~loopctr30| 14), 61564#(<= |#Ultimate.C_memset_#t~loopctr30| 15), 61565#(<= |#Ultimate.C_memset_#t~loopctr30| 16), 61566#(<= |#Ultimate.C_memset_#t~loopctr30| 17), 61567#(<= |#Ultimate.C_memset_#t~loopctr30| 18)] [2018-04-11 18:19:22,879 INFO L134 CoverageAnalysis]: Checked inductivity of 4533 backedges. 2225 proven. 1128 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-11 18:19:22,879 INFO L442 AbstractCegarLoop]: Interpolant automaton has 58 states [2018-04-11 18:19:22,879 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 58 interpolants. [2018-04-11 18:19:22,879 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=1234, Invalid=2072, Unknown=0, NotChecked=0, Total=3306 [2018-04-11 18:19:22,880 INFO L87 Difference]: Start difference. First operand 288 states and 342 transitions. Second operand 58 states. [2018-04-11 18:19:25,404 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 18:19:25,404 INFO L93 Difference]: Finished difference Result 409 states and 469 transitions. [2018-04-11 18:19:25,404 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 101 states. [2018-04-11 18:19:25,404 INFO L78 Accepts]: Start accepts. Automaton has 58 states. Word has length 229 [2018-04-11 18:19:25,404 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 18:19:25,405 INFO L225 Difference]: With dead ends: 409 [2018-04-11 18:19:25,405 INFO L226 Difference]: Without dead ends: 402 [2018-04-11 18:19:25,406 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 143 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 104 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1276 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=3044, Invalid=8086, Unknown=0, NotChecked=0, Total=11130 [2018-04-11 18:19:25,406 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 402 states. [2018-04-11 18:19:25,408 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 402 to 289. [2018-04-11 18:19:25,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 289 states. [2018-04-11 18:19:25,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 289 states and 344 transitions. [2018-04-11 18:19:25,408 INFO L78 Accepts]: Start accepts. Automaton has 289 states and 344 transitions. Word has length 229 [2018-04-11 18:19:25,408 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 18:19:25,408 INFO L459 AbstractCegarLoop]: Abstraction has 289 states and 344 transitions. [2018-04-11 18:19:25,408 INFO L460 AbstractCegarLoop]: Interpolant automaton has 58 states. [2018-04-11 18:19:25,408 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 344 transitions. [2018-04-11 18:19:25,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2018-04-11 18:19:25,409 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 18:19:25,409 INFO L355 BasicCegarLoop]: trace histogram [88, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 18:19:25,409 INFO L408 AbstractCegarLoop]: === Iteration 62 === [__U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr0RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr4AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr3RequiresViolation]=== [2018-04-11 18:19:25,409 INFO L82 PathProgramCache]: Analyzing trace with hash -503716664, now seen corresponding path program 49 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 63 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 63 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-11 18:19:25,411 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 18:19:25,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:25,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:25,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:25,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:25,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:25,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:25,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:25,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:25,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:25,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:25,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:25,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:25,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:25,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:25,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:25,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:25,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:25,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:25,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:25,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:26,565 INFO L134 CoverageAnalysis]: Checked inductivity of 4626 backedges. 2270 proven. 1176 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-11 18:19:26,582 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 18:19:26,583 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [59] total 59 [2018-04-11 18:19:26,583 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-11 18:19:26,583 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2018-04-11 18:19:26,583 INFO L182 omatonBuilderFactory]: Interpolants [62595#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 62596#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 62879#(not (= 119 (mod (* (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size| 4294967296)) 4294967296))), 62880#(= 0 |#Ultimate.C_memset_#t~loopctr30|), 62881#(<= |#Ultimate.C_memset_#t~loopctr30| 1), 62882#(<= |#Ultimate.C_memset_#t~loopctr30| 2), 62883#(<= |#Ultimate.C_memset_#t~loopctr30| 3), 62884#(<= |#Ultimate.C_memset_#t~loopctr30| 4), 62885#(<= |#Ultimate.C_memset_#t~loopctr30| 5), 62630#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 62886#(<= |#Ultimate.C_memset_#t~loopctr30| 6), 62887#(<= |#Ultimate.C_memset_#t~loopctr30| 7), 62888#(<= |#Ultimate.C_memset_#t~loopctr30| 8), 62889#(<= |#Ultimate.C_memset_#t~loopctr30| 9), 62890#(<= |#Ultimate.C_memset_#t~loopctr30| 10), 62763#(= __U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_~size |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size|), 62891#(<= |#Ultimate.C_memset_#t~loopctr30| 11), 62892#(<= |#Ultimate.C_memset_#t~loopctr30| 12), 62893#(<= |#Ultimate.C_memset_#t~loopctr30| 13), 62894#(<= |#Ultimate.C_memset_#t~loopctr30| 14), 62895#(<= |#Ultimate.C_memset_#t~loopctr30| 15), 62896#(<= |#Ultimate.C_memset_#t~loopctr30| 16), 62897#(<= |#Ultimate.C_memset_#t~loopctr30| 17), 62898#(<= |#Ultimate.C_memset_#t~loopctr30| 18), 62899#(<= |#Ultimate.C_memset_#t~loopctr30| 19), 62900#(<= |#Ultimate.C_memset_#t~loopctr30| 20), 62901#(<= |#Ultimate.C_memset_#t~loopctr30| 21), 62902#(<= |#Ultimate.C_memset_#t~loopctr30| 22), 62903#(<= |#Ultimate.C_memset_#t~loopctr30| 23), 62392#true, 62904#(<= |#Ultimate.C_memset_#t~loopctr30| 24), 62393#false, 62905#(<= |#Ultimate.C_memset_#t~loopctr30| 25), 62906#(<= |#Ultimate.C_memset_#t~loopctr30| 26), 62907#(<= |#Ultimate.C_memset_#t~loopctr30| 27), 62908#(<= |#Ultimate.C_memset_#t~loopctr30| 28), 62909#(<= |#Ultimate.C_memset_#t~loopctr30| 29), 62910#(<= |#Ultimate.C_memset_#t~loopctr30| 30), 62911#(<= |#Ultimate.C_memset_#t~loopctr30| 31), 62912#(<= |#Ultimate.C_memset_#t~loopctr30| 32), 62913#(<= |#Ultimate.C_memset_#t~loopctr30| 33), 62914#(<= |#Ultimate.C_memset_#t~loopctr30| 34), 62915#(<= |#Ultimate.C_memset_#t~loopctr30| 35), 62916#(<= |#Ultimate.C_memset_#t~loopctr30| 36), 62917#(<= |#Ultimate.C_memset_#t~loopctr30| 37), 62918#(<= |#Ultimate.C_memset_#t~loopctr30| 38), 62919#(<= |#Ultimate.C_memset_#t~loopctr30| 39), 62920#(<= |#Ultimate.C_memset_#t~loopctr30| 40), 62921#(<= |#Ultimate.C_memset_#t~loopctr30| 41), 62922#(<= |#Ultimate.C_memset_#t~loopctr30| 42), 62923#(<= |#Ultimate.C_memset_#t~loopctr30| 43), 62924#(<= |#Ultimate.C_memset_#t~loopctr30| 44), 62925#(<= |#Ultimate.C_memset_#t~loopctr30| 45), 62926#(<= |#Ultimate.C_memset_#t~loopctr30| 46), 62927#(<= |#Ultimate.C_memset_#t~loopctr30| 47), 62928#(<= |#Ultimate.C_memset_#t~loopctr30| 48), 62929#(not (= |#Ultimate.C_memset_#amount| 119)), 62824#(not (= 119 |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size|)), 62825#(= (mod (* (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~size 4294967296)) 4294967296))] [2018-04-11 18:19:26,583 INFO L134 CoverageAnalysis]: Checked inductivity of 4626 backedges. 2270 proven. 1176 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-11 18:19:26,583 INFO L442 AbstractCegarLoop]: Interpolant automaton has 59 states [2018-04-11 18:19:26,584 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 59 interpolants. [2018-04-11 18:19:26,584 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=1294, Invalid=2128, Unknown=0, NotChecked=0, Total=3422 [2018-04-11 18:19:26,584 INFO L87 Difference]: Start difference. First operand 289 states and 344 transitions. Second operand 59 states. [2018-04-11 18:19:29,738 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 18:19:29,739 INFO L93 Difference]: Finished difference Result 412 states and 473 transitions. [2018-04-11 18:19:29,739 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 103 states. [2018-04-11 18:19:29,739 INFO L78 Accepts]: Start accepts. Automaton has 59 states. Word has length 230 [2018-04-11 18:19:29,739 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 18:19:29,740 INFO L225 Difference]: With dead ends: 412 [2018-04-11 18:19:29,740 INFO L226 Difference]: Without dead ends: 405 [2018-04-11 18:19:29,740 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 145 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 106 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1331 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=3193, Invalid=8363, Unknown=0, NotChecked=0, Total=11556 [2018-04-11 18:19:29,740 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 405 states. [2018-04-11 18:19:29,743 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 405 to 290. [2018-04-11 18:19:29,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 290 states. [2018-04-11 18:19:29,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 290 states to 290 states and 346 transitions. [2018-04-11 18:19:29,743 INFO L78 Accepts]: Start accepts. Automaton has 290 states and 346 transitions. Word has length 230 [2018-04-11 18:19:29,744 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 18:19:29,744 INFO L459 AbstractCegarLoop]: Abstraction has 290 states and 346 transitions. [2018-04-11 18:19:29,744 INFO L460 AbstractCegarLoop]: Interpolant automaton has 59 states. [2018-04-11 18:19:29,744 INFO L276 IsEmpty]: Start isEmpty. Operand 290 states and 346 transitions. [2018-04-11 18:19:29,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 232 [2018-04-11 18:19:29,745 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 18:19:29,745 INFO L355 BasicCegarLoop]: trace histogram [89, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 18:19:29,745 INFO L408 AbstractCegarLoop]: === Iteration 63 === [__U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr0RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr4AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr3RequiresViolation]=== [2018-04-11 18:19:29,745 INFO L82 PathProgramCache]: Analyzing trace with hash 9461347, now seen corresponding path program 50 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 64 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 64 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-11 18:19:29,749 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 18:19:29,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:29,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:29,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:29,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:29,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:29,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:29,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:29,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:29,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:29,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:29,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:29,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:29,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:29,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:29,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:29,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:29,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:29,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:29,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:30,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:30,930 INFO L134 CoverageAnalysis]: Checked inductivity of 4720 backedges. 2315 proven. 1225 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-11 18:19:30,947 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 18:19:30,947 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [60] total 60 [2018-04-11 18:19:30,947 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-11 18:19:30,947 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2018-04-11 18:19:30,948 INFO L182 omatonBuilderFactory]: Interpolants [64256#(<= |#Ultimate.C_memset_#t~loopctr30| 35), 64257#(<= |#Ultimate.C_memset_#t~loopctr30| 36), 64258#(<= |#Ultimate.C_memset_#t~loopctr30| 37), 64259#(<= |#Ultimate.C_memset_#t~loopctr30| 38), 64260#(<= |#Ultimate.C_memset_#t~loopctr30| 39), 64261#(<= |#Ultimate.C_memset_#t~loopctr30| 40), 64262#(<= |#Ultimate.C_memset_#t~loopctr30| 41), 64263#(<= |#Ultimate.C_memset_#t~loopctr30| 42), 64264#(<= |#Ultimate.C_memset_#t~loopctr30| 43), 64265#(<= |#Ultimate.C_memset_#t~loopctr30| 44), 64266#(<= |#Ultimate.C_memset_#t~loopctr30| 45), 64267#(<= |#Ultimate.C_memset_#t~loopctr30| 46), 64268#(<= |#Ultimate.C_memset_#t~loopctr30| 47), 64269#(<= |#Ultimate.C_memset_#t~loopctr30| 48), 64270#(<= |#Ultimate.C_memset_#t~loopctr30| 49), 64271#(not (= 119 |#Ultimate.C_memset_#amount|)), 64164#(not (= 119 |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size|)), 64165#(= (mod (* (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~size 4294967296)) 4294967296)), 63934#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 63935#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 64220#(not (= 119 (mod (* (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size| 4294967296)) 4294967296))), 64221#(= 0 |#Ultimate.C_memset_#t~loopctr30|), 64222#(= 1 |#Ultimate.C_memset_#t~loopctr30|), 64223#(<= |#Ultimate.C_memset_#t~loopctr30| 2), 64224#(<= |#Ultimate.C_memset_#t~loopctr30| 3), 63969#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 64225#(<= |#Ultimate.C_memset_#t~loopctr30| 4), 64226#(<= |#Ultimate.C_memset_#t~loopctr30| 5), 64227#(<= |#Ultimate.C_memset_#t~loopctr30| 6), 64228#(<= |#Ultimate.C_memset_#t~loopctr30| 7), 64229#(<= |#Ultimate.C_memset_#t~loopctr30| 8), 64102#(= __U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_~size |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size|), 64230#(<= |#Ultimate.C_memset_#t~loopctr30| 9), 64231#(<= |#Ultimate.C_memset_#t~loopctr30| 10), 64232#(<= |#Ultimate.C_memset_#t~loopctr30| 11), 64233#(<= |#Ultimate.C_memset_#t~loopctr30| 12), 64234#(<= |#Ultimate.C_memset_#t~loopctr30| 13), 64235#(<= |#Ultimate.C_memset_#t~loopctr30| 14), 64236#(<= |#Ultimate.C_memset_#t~loopctr30| 15), 64237#(<= |#Ultimate.C_memset_#t~loopctr30| 16), 64238#(<= |#Ultimate.C_memset_#t~loopctr30| 17), 64239#(<= |#Ultimate.C_memset_#t~loopctr30| 18), 64240#(<= |#Ultimate.C_memset_#t~loopctr30| 19), 64241#(<= |#Ultimate.C_memset_#t~loopctr30| 20), 63730#true, 64242#(<= |#Ultimate.C_memset_#t~loopctr30| 21), 63731#false, 64243#(<= |#Ultimate.C_memset_#t~loopctr30| 22), 64244#(<= |#Ultimate.C_memset_#t~loopctr30| 23), 64245#(<= |#Ultimate.C_memset_#t~loopctr30| 24), 64246#(<= |#Ultimate.C_memset_#t~loopctr30| 25), 64247#(<= |#Ultimate.C_memset_#t~loopctr30| 26), 64248#(<= |#Ultimate.C_memset_#t~loopctr30| 27), 64249#(<= |#Ultimate.C_memset_#t~loopctr30| 28), 64250#(<= |#Ultimate.C_memset_#t~loopctr30| 29), 64251#(<= |#Ultimate.C_memset_#t~loopctr30| 30), 64252#(<= |#Ultimate.C_memset_#t~loopctr30| 31), 64253#(<= |#Ultimate.C_memset_#t~loopctr30| 32), 64254#(<= |#Ultimate.C_memset_#t~loopctr30| 33), 64255#(<= |#Ultimate.C_memset_#t~loopctr30| 34)] [2018-04-11 18:19:30,948 INFO L134 CoverageAnalysis]: Checked inductivity of 4720 backedges. 2315 proven. 1225 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-11 18:19:30,948 INFO L442 AbstractCegarLoop]: Interpolant automaton has 60 states [2018-04-11 18:19:30,948 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 60 interpolants. [2018-04-11 18:19:30,949 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=1344, Invalid=2196, Unknown=0, NotChecked=0, Total=3540 [2018-04-11 18:19:30,949 INFO L87 Difference]: Start difference. First operand 290 states and 346 transitions. Second operand 60 states. [2018-04-11 18:19:33,199 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 18:19:33,200 INFO L93 Difference]: Finished difference Result 415 states and 477 transitions. [2018-04-11 18:19:33,259 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 105 states. [2018-04-11 18:19:33,259 INFO L78 Accepts]: Start accepts. Automaton has 60 states. Word has length 231 [2018-04-11 18:19:33,260 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 18:19:33,260 INFO L225 Difference]: With dead ends: 415 [2018-04-11 18:19:33,261 INFO L226 Difference]: Without dead ends: 408 [2018-04-11 18:19:33,261 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 147 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 108 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1382 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=3329, Invalid=8661, Unknown=0, NotChecked=0, Total=11990 [2018-04-11 18:19:33,261 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 408 states. [2018-04-11 18:19:33,263 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 408 to 291. [2018-04-11 18:19:33,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 291 states. [2018-04-11 18:19:33,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 291 states to 291 states and 348 transitions. [2018-04-11 18:19:33,264 INFO L78 Accepts]: Start accepts. Automaton has 291 states and 348 transitions. Word has length 231 [2018-04-11 18:19:33,264 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 18:19:33,264 INFO L459 AbstractCegarLoop]: Abstraction has 291 states and 348 transitions. [2018-04-11 18:19:33,264 INFO L460 AbstractCegarLoop]: Interpolant automaton has 60 states. [2018-04-11 18:19:33,264 INFO L276 IsEmpty]: Start isEmpty. Operand 291 states and 348 transitions. [2018-04-11 18:19:33,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2018-04-11 18:19:33,265 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 18:19:33,265 INFO L355 BasicCegarLoop]: trace histogram [90, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 18:19:33,265 INFO L408 AbstractCegarLoop]: === Iteration 64 === [__U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr0RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr4AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr3RequiresViolation]=== [2018-04-11 18:19:33,265 INFO L82 PathProgramCache]: Analyzing trace with hash -1261889496, now seen corresponding path program 51 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 65 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 65 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-11 18:19:33,267 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 18:19:33,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:33,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:33,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:33,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:33,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:33,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:33,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:33,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:33,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:33,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:33,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:33,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:33,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:33,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:33,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:33,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:33,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:33,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:33,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:33,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:34,494 INFO L134 CoverageAnalysis]: Checked inductivity of 4815 backedges. 2360 proven. 1275 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-11 18:19:34,511 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 18:19:34,511 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [61] total 61 [2018-04-11 18:19:34,511 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-11 18:19:34,511 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2018-04-11 18:19:34,511 INFO L182 omatonBuilderFactory]: Interpolants [65283#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 65284#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 65571#(not (= 119 (mod (* (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size| 4294967296)) 4294967296))), 65573#(= 1 |#Ultimate.C_memset_#t~loopctr30|), 65572#(= 0 |#Ultimate.C_memset_#t~loopctr30|), 65318#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 65575#(<= |#Ultimate.C_memset_#t~loopctr30| 3), 65574#(<= |#Ultimate.C_memset_#t~loopctr30| 2), 65577#(<= |#Ultimate.C_memset_#t~loopctr30| 5), 65576#(<= |#Ultimate.C_memset_#t~loopctr30| 4), 65579#(<= |#Ultimate.C_memset_#t~loopctr30| 7), 65451#(= __U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_~size |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size|), 65578#(<= |#Ultimate.C_memset_#t~loopctr30| 6), 65581#(<= |#Ultimate.C_memset_#t~loopctr30| 9), 65580#(<= |#Ultimate.C_memset_#t~loopctr30| 8), 65583#(<= |#Ultimate.C_memset_#t~loopctr30| 11), 65582#(<= |#Ultimate.C_memset_#t~loopctr30| 10), 65585#(<= |#Ultimate.C_memset_#t~loopctr30| 13), 65584#(<= |#Ultimate.C_memset_#t~loopctr30| 12), 65587#(<= |#Ultimate.C_memset_#t~loopctr30| 15), 65586#(<= |#Ultimate.C_memset_#t~loopctr30| 14), 65589#(<= |#Ultimate.C_memset_#t~loopctr30| 17), 65588#(<= |#Ultimate.C_memset_#t~loopctr30| 16), 65078#true, 65591#(<= |#Ultimate.C_memset_#t~loopctr30| 19), 65079#false, 65590#(<= |#Ultimate.C_memset_#t~loopctr30| 18), 65593#(<= |#Ultimate.C_memset_#t~loopctr30| 21), 65592#(<= |#Ultimate.C_memset_#t~loopctr30| 20), 65595#(<= |#Ultimate.C_memset_#t~loopctr30| 23), 65594#(<= |#Ultimate.C_memset_#t~loopctr30| 22), 65597#(<= |#Ultimate.C_memset_#t~loopctr30| 25), 65596#(<= |#Ultimate.C_memset_#t~loopctr30| 24), 65599#(<= |#Ultimate.C_memset_#t~loopctr30| 27), 65598#(<= |#Ultimate.C_memset_#t~loopctr30| 26), 65601#(<= |#Ultimate.C_memset_#t~loopctr30| 29), 65600#(<= |#Ultimate.C_memset_#t~loopctr30| 28), 65603#(<= |#Ultimate.C_memset_#t~loopctr30| 31), 65602#(<= |#Ultimate.C_memset_#t~loopctr30| 30), 65605#(<= |#Ultimate.C_memset_#t~loopctr30| 33), 65604#(<= |#Ultimate.C_memset_#t~loopctr30| 32), 65607#(<= |#Ultimate.C_memset_#t~loopctr30| 35), 65606#(<= |#Ultimate.C_memset_#t~loopctr30| 34), 65609#(<= |#Ultimate.C_memset_#t~loopctr30| 37), 65608#(<= |#Ultimate.C_memset_#t~loopctr30| 36), 65611#(<= |#Ultimate.C_memset_#t~loopctr30| 39), 65610#(<= |#Ultimate.C_memset_#t~loopctr30| 38), 65613#(<= |#Ultimate.C_memset_#t~loopctr30| 41), 65612#(<= |#Ultimate.C_memset_#t~loopctr30| 40), 65615#(<= |#Ultimate.C_memset_#t~loopctr30| 43), 65614#(<= |#Ultimate.C_memset_#t~loopctr30| 42), 65617#(<= |#Ultimate.C_memset_#t~loopctr30| 45), 65616#(<= |#Ultimate.C_memset_#t~loopctr30| 44), 65619#(<= |#Ultimate.C_memset_#t~loopctr30| 47), 65618#(<= |#Ultimate.C_memset_#t~loopctr30| 46), 65621#(<= |#Ultimate.C_memset_#t~loopctr30| 49), 65620#(<= |#Ultimate.C_memset_#t~loopctr30| 48), 65623#(not (= |#Ultimate.C_memset_#amount| 119)), 65622#(<= |#Ultimate.C_memset_#t~loopctr30| 50), 65514#(not (= 119 |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size|)), 65515#(= (mod (* (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~size 4294967296)) 4294967296))] [2018-04-11 18:19:34,512 INFO L134 CoverageAnalysis]: Checked inductivity of 4815 backedges. 2360 proven. 1275 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-11 18:19:34,512 INFO L442 AbstractCegarLoop]: Interpolant automaton has 61 states [2018-04-11 18:19:34,512 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 61 interpolants. [2018-04-11 18:19:34,513 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=1396, Invalid=2264, Unknown=0, NotChecked=0, Total=3660 [2018-04-11 18:19:34,513 INFO L87 Difference]: Start difference. First operand 291 states and 348 transitions. Second operand 61 states. [2018-04-11 18:19:37,038 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 18:19:37,038 INFO L93 Difference]: Finished difference Result 418 states and 481 transitions. [2018-04-11 18:19:37,038 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 107 states. [2018-04-11 18:19:37,038 INFO L78 Accepts]: Start accepts. Automaton has 61 states. Word has length 232 [2018-04-11 18:19:37,039 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 18:19:37,039 INFO L225 Difference]: With dead ends: 418 [2018-04-11 18:19:37,039 INFO L226 Difference]: Without dead ends: 411 [2018-04-11 18:19:37,040 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 149 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 110 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1435 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=3470, Invalid=8962, Unknown=0, NotChecked=0, Total=12432 [2018-04-11 18:19:37,040 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 411 states. [2018-04-11 18:19:37,042 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 411 to 292. [2018-04-11 18:19:37,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 292 states. [2018-04-11 18:19:37,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 292 states to 292 states and 350 transitions. [2018-04-11 18:19:37,043 INFO L78 Accepts]: Start accepts. Automaton has 292 states and 350 transitions. Word has length 232 [2018-04-11 18:19:37,043 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 18:19:37,043 INFO L459 AbstractCegarLoop]: Abstraction has 292 states and 350 transitions. [2018-04-11 18:19:37,043 INFO L460 AbstractCegarLoop]: Interpolant automaton has 61 states. [2018-04-11 18:19:37,044 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states and 350 transitions. [2018-04-11 18:19:37,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 234 [2018-04-11 18:19:37,044 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 18:19:37,044 INFO L355 BasicCegarLoop]: trace histogram [91, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 18:19:37,044 INFO L408 AbstractCegarLoop]: === Iteration 65 === [__U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr0RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr4AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr3RequiresViolation]=== [2018-04-11 18:19:37,044 INFO L82 PathProgramCache]: Analyzing trace with hash -2019059965, now seen corresponding path program 52 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 66 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 66 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-11 18:19:37,046 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 18:19:37,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:37,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:37,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:37,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:37,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:37,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:37,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:37,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:37,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:37,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:37,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:37,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:37,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:37,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:37,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:37,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:37,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:37,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:37,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:37,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:38,304 INFO L134 CoverageAnalysis]: Checked inductivity of 4911 backedges. 2405 proven. 1326 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-11 18:19:38,320 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 18:19:38,320 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [62] total 62 [2018-04-11 18:19:38,320 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-11 18:19:38,321 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2018-04-11 18:19:38,321 INFO L182 omatonBuilderFactory]: Interpolants [66945#(<= |#Ultimate.C_memset_#t~loopctr30| 12), 66944#(<= |#Ultimate.C_memset_#t~loopctr30| 11), 66947#(<= |#Ultimate.C_memset_#t~loopctr30| 14), 66946#(<= |#Ultimate.C_memset_#t~loopctr30| 13), 66437#false, 66949#(<= |#Ultimate.C_memset_#t~loopctr30| 16), 66436#true, 66948#(<= |#Ultimate.C_memset_#t~loopctr30| 15), 66951#(<= |#Ultimate.C_memset_#t~loopctr30| 18), 66950#(<= |#Ultimate.C_memset_#t~loopctr30| 17), 66953#(<= |#Ultimate.C_memset_#t~loopctr30| 20), 66952#(<= |#Ultimate.C_memset_#t~loopctr30| 19), 66955#(<= |#Ultimate.C_memset_#t~loopctr30| 22), 66954#(<= |#Ultimate.C_memset_#t~loopctr30| 21), 66957#(<= |#Ultimate.C_memset_#t~loopctr30| 24), 66956#(<= |#Ultimate.C_memset_#t~loopctr30| 23), 66959#(<= |#Ultimate.C_memset_#t~loopctr30| 26), 66958#(<= |#Ultimate.C_memset_#t~loopctr30| 25), 66961#(<= |#Ultimate.C_memset_#t~loopctr30| 28), 66960#(<= |#Ultimate.C_memset_#t~loopctr30| 27), 66963#(<= |#Ultimate.C_memset_#t~loopctr30| 30), 66962#(<= |#Ultimate.C_memset_#t~loopctr30| 29), 66965#(<= |#Ultimate.C_memset_#t~loopctr30| 32), 66964#(<= |#Ultimate.C_memset_#t~loopctr30| 31), 66967#(<= |#Ultimate.C_memset_#t~loopctr30| 34), 66966#(<= |#Ultimate.C_memset_#t~loopctr30| 33), 66969#(<= |#Ultimate.C_memset_#t~loopctr30| 36), 66968#(<= |#Ultimate.C_memset_#t~loopctr30| 35), 66971#(<= |#Ultimate.C_memset_#t~loopctr30| 38), 66970#(<= |#Ultimate.C_memset_#t~loopctr30| 37), 66973#(<= |#Ultimate.C_memset_#t~loopctr30| 40), 66972#(<= |#Ultimate.C_memset_#t~loopctr30| 39), 66975#(<= |#Ultimate.C_memset_#t~loopctr30| 42), 66974#(<= |#Ultimate.C_memset_#t~loopctr30| 41), 66977#(<= |#Ultimate.C_memset_#t~loopctr30| 44), 66976#(<= |#Ultimate.C_memset_#t~loopctr30| 43), 66979#(<= |#Ultimate.C_memset_#t~loopctr30| 46), 66978#(<= |#Ultimate.C_memset_#t~loopctr30| 45), 66981#(<= |#Ultimate.C_memset_#t~loopctr30| 48), 66980#(<= |#Ultimate.C_memset_#t~loopctr30| 47), 66983#(<= |#Ultimate.C_memset_#t~loopctr30| 50), 66982#(<= |#Ultimate.C_memset_#t~loopctr30| 49), 66985#(not (= |#Ultimate.C_memset_#amount| 119)), 66984#(<= |#Ultimate.C_memset_#t~loopctr30| 51), 66875#(= (mod (* (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~size 4294967296)) 4294967296)), 66874#(not (= 119 |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size|)), 66643#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 66642#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 66677#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 66933#(= 0 |#Ultimate.C_memset_#t~loopctr30|), 66932#(not (= 119 (mod (* (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size| 4294967296)) 4294967296))), 66935#(<= |#Ultimate.C_memset_#t~loopctr30| 2), 66934#(= 1 |#Ultimate.C_memset_#t~loopctr30|), 66937#(<= |#Ultimate.C_memset_#t~loopctr30| 4), 66936#(<= |#Ultimate.C_memset_#t~loopctr30| 3), 66939#(<= |#Ultimate.C_memset_#t~loopctr30| 6), 66810#(= __U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_~size |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size|), 66938#(<= |#Ultimate.C_memset_#t~loopctr30| 5), 66941#(<= |#Ultimate.C_memset_#t~loopctr30| 8), 66940#(<= |#Ultimate.C_memset_#t~loopctr30| 7), 66943#(<= |#Ultimate.C_memset_#t~loopctr30| 10), 66942#(<= |#Ultimate.C_memset_#t~loopctr30| 9)] [2018-04-11 18:19:38,321 INFO L134 CoverageAnalysis]: Checked inductivity of 4911 backedges. 2405 proven. 1326 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-11 18:19:38,321 INFO L442 AbstractCegarLoop]: Interpolant automaton has 62 states [2018-04-11 18:19:38,321 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 62 interpolants. [2018-04-11 18:19:38,322 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=1449, Invalid=2333, Unknown=0, NotChecked=0, Total=3782 [2018-04-11 18:19:38,322 INFO L87 Difference]: Start difference. First operand 292 states and 350 transitions. Second operand 62 states. [2018-04-11 18:19:40,604 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 18:19:40,604 INFO L93 Difference]: Finished difference Result 421 states and 485 transitions. [2018-04-11 18:19:40,604 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 109 states. [2018-04-11 18:19:40,604 INFO L78 Accepts]: Start accepts. Automaton has 62 states. Word has length 233 [2018-04-11 18:19:40,605 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 18:19:40,605 INFO L225 Difference]: With dead ends: 421 [2018-04-11 18:19:40,606 INFO L226 Difference]: Without dead ends: 414 [2018-04-11 18:19:40,606 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 151 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 112 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1489 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=3614, Invalid=9268, Unknown=0, NotChecked=0, Total=12882 [2018-04-11 18:19:40,607 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 414 states. [2018-04-11 18:19:40,609 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 414 to 293. [2018-04-11 18:19:40,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 293 states. [2018-04-11 18:19:40,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 293 states and 352 transitions. [2018-04-11 18:19:40,609 INFO L78 Accepts]: Start accepts. Automaton has 293 states and 352 transitions. Word has length 233 [2018-04-11 18:19:40,610 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 18:19:40,610 INFO L459 AbstractCegarLoop]: Abstraction has 293 states and 352 transitions. [2018-04-11 18:19:40,610 INFO L460 AbstractCegarLoop]: Interpolant automaton has 62 states. [2018-04-11 18:19:40,610 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 352 transitions. [2018-04-11 18:19:40,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2018-04-11 18:19:40,610 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 18:19:40,610 INFO L355 BasicCegarLoop]: trace histogram [92, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 18:19:40,610 INFO L408 AbstractCegarLoop]: === Iteration 66 === [__U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr0RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr4AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr3RequiresViolation]=== [2018-04-11 18:19:40,611 INFO L82 PathProgramCache]: Analyzing trace with hash 278459272, now seen corresponding path program 53 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 67 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 67 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-11 18:19:40,613 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 18:19:40,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:40,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:40,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:40,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:40,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:40,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:40,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:40,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:40,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:40,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:40,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:40,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:40,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:40,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:40,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:40,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:40,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:40,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:40,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:41,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:41,939 INFO L134 CoverageAnalysis]: Checked inductivity of 5008 backedges. 2450 proven. 1378 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-11 18:19:41,955 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 18:19:41,956 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [63] total 63 [2018-04-11 18:19:41,956 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-11 18:19:41,956 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2018-04-11 18:19:41,956 INFO L182 omatonBuilderFactory]: Interpolants [68353#(<= |#Ultimate.C_memset_#t~loopctr30| 49), 68352#(<= |#Ultimate.C_memset_#t~loopctr30| 48), 68355#(<= |#Ultimate.C_memset_#t~loopctr30| 51), 68354#(<= |#Ultimate.C_memset_#t~loopctr30| 50), 68357#(not (= |#Ultimate.C_memset_#amount| 119)), 68356#(<= |#Ultimate.C_memset_#t~loopctr30| 52), 68245#(= (mod (* (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~size 4294967296)) 4294967296)), 68244#(not (= 119 |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size|)), 68011#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 68012#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 68303#(not (= 119 (mod (* (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size| 4294967296)) 4294967296))), 68046#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 68305#(= 1 |#Ultimate.C_memset_#t~loopctr30|), 68304#(= 0 |#Ultimate.C_memset_#t~loopctr30|), 68179#(= __U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_~size |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size|), 68307#(<= |#Ultimate.C_memset_#t~loopctr30| 3), 68306#(<= |#Ultimate.C_memset_#t~loopctr30| 2), 68309#(<= |#Ultimate.C_memset_#t~loopctr30| 5), 68308#(<= |#Ultimate.C_memset_#t~loopctr30| 4), 68311#(<= |#Ultimate.C_memset_#t~loopctr30| 7), 68310#(<= |#Ultimate.C_memset_#t~loopctr30| 6), 68313#(<= |#Ultimate.C_memset_#t~loopctr30| 9), 68312#(<= |#Ultimate.C_memset_#t~loopctr30| 8), 68315#(<= |#Ultimate.C_memset_#t~loopctr30| 11), 68314#(<= |#Ultimate.C_memset_#t~loopctr30| 10), 67805#false, 68317#(<= |#Ultimate.C_memset_#t~loopctr30| 13), 67804#true, 68316#(<= |#Ultimate.C_memset_#t~loopctr30| 12), 68319#(<= |#Ultimate.C_memset_#t~loopctr30| 15), 68318#(<= |#Ultimate.C_memset_#t~loopctr30| 14), 68321#(<= |#Ultimate.C_memset_#t~loopctr30| 17), 68320#(<= |#Ultimate.C_memset_#t~loopctr30| 16), 68323#(<= |#Ultimate.C_memset_#t~loopctr30| 19), 68322#(<= |#Ultimate.C_memset_#t~loopctr30| 18), 68325#(<= |#Ultimate.C_memset_#t~loopctr30| 21), 68324#(<= |#Ultimate.C_memset_#t~loopctr30| 20), 68327#(<= |#Ultimate.C_memset_#t~loopctr30| 23), 68326#(<= |#Ultimate.C_memset_#t~loopctr30| 22), 68329#(<= |#Ultimate.C_memset_#t~loopctr30| 25), 68328#(<= |#Ultimate.C_memset_#t~loopctr30| 24), 68331#(<= |#Ultimate.C_memset_#t~loopctr30| 27), 68330#(<= |#Ultimate.C_memset_#t~loopctr30| 26), 68333#(<= |#Ultimate.C_memset_#t~loopctr30| 29), 68332#(<= |#Ultimate.C_memset_#t~loopctr30| 28), 68335#(<= |#Ultimate.C_memset_#t~loopctr30| 31), 68334#(<= |#Ultimate.C_memset_#t~loopctr30| 30), 68337#(<= |#Ultimate.C_memset_#t~loopctr30| 33), 68336#(<= |#Ultimate.C_memset_#t~loopctr30| 32), 68339#(<= |#Ultimate.C_memset_#t~loopctr30| 35), 68338#(<= |#Ultimate.C_memset_#t~loopctr30| 34), 68341#(<= |#Ultimate.C_memset_#t~loopctr30| 37), 68340#(<= |#Ultimate.C_memset_#t~loopctr30| 36), 68343#(<= |#Ultimate.C_memset_#t~loopctr30| 39), 68342#(<= |#Ultimate.C_memset_#t~loopctr30| 38), 68345#(<= |#Ultimate.C_memset_#t~loopctr30| 41), 68344#(<= |#Ultimate.C_memset_#t~loopctr30| 40), 68347#(<= |#Ultimate.C_memset_#t~loopctr30| 43), 68346#(<= |#Ultimate.C_memset_#t~loopctr30| 42), 68349#(<= |#Ultimate.C_memset_#t~loopctr30| 45), 68348#(<= |#Ultimate.C_memset_#t~loopctr30| 44), 68351#(<= |#Ultimate.C_memset_#t~loopctr30| 47), 68350#(<= |#Ultimate.C_memset_#t~loopctr30| 46)] [2018-04-11 18:19:41,956 INFO L134 CoverageAnalysis]: Checked inductivity of 5008 backedges. 2450 proven. 1378 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-11 18:19:41,957 INFO L442 AbstractCegarLoop]: Interpolant automaton has 63 states [2018-04-11 18:19:41,957 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 63 interpolants. [2018-04-11 18:19:41,957 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=1503, Invalid=2403, Unknown=0, NotChecked=0, Total=3906 [2018-04-11 18:19:41,957 INFO L87 Difference]: Start difference. First operand 293 states and 352 transitions. Second operand 63 states. [2018-04-11 18:19:43,810 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 18:19:43,810 INFO L93 Difference]: Finished difference Result 424 states and 489 transitions. [2018-04-11 18:19:43,810 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 111 states. [2018-04-11 18:19:43,810 INFO L78 Accepts]: Start accepts. Automaton has 63 states. Word has length 234 [2018-04-11 18:19:43,811 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 18:19:43,812 INFO L225 Difference]: With dead ends: 424 [2018-04-11 18:19:43,812 INFO L226 Difference]: Without dead ends: 417 [2018-04-11 18:19:43,813 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 153 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 114 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1544 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=3761, Invalid=9579, Unknown=0, NotChecked=0, Total=13340 [2018-04-11 18:19:43,813 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 417 states. [2018-04-11 18:19:43,815 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 417 to 294. [2018-04-11 18:19:43,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 294 states. [2018-04-11 18:19:43,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 294 states to 294 states and 354 transitions. [2018-04-11 18:19:43,816 INFO L78 Accepts]: Start accepts. Automaton has 294 states and 354 transitions. Word has length 234 [2018-04-11 18:19:43,816 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 18:19:43,816 INFO L459 AbstractCegarLoop]: Abstraction has 294 states and 354 transitions. [2018-04-11 18:19:43,816 INFO L460 AbstractCegarLoop]: Interpolant automaton has 63 states. [2018-04-11 18:19:43,816 INFO L276 IsEmpty]: Start isEmpty. Operand 294 states and 354 transitions. [2018-04-11 18:19:43,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 236 [2018-04-11 18:19:43,816 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 18:19:43,816 INFO L355 BasicCegarLoop]: trace histogram [93, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 18:19:43,817 INFO L408 AbstractCegarLoop]: === Iteration 67 === [__U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr0RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr4AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr3RequiresViolation]=== [2018-04-11 18:19:43,817 INFO L82 PathProgramCache]: Analyzing trace with hash -1512888413, now seen corresponding path program 54 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 68 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 68 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-11 18:19:43,819 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 18:19:43,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:43,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:43,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:43,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:43,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:43,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:43,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:43,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:43,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:43,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:43,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:43,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:43,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:43,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:43,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:43,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:43,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:44,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:44,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:44,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:45,190 INFO L134 CoverageAnalysis]: Checked inductivity of 5106 backedges. 2495 proven. 1431 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-11 18:19:45,207 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 18:19:45,207 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [64] total 64 [2018-04-11 18:19:45,208 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-11 18:19:45,208 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2018-04-11 18:19:45,208 INFO L182 omatonBuilderFactory]: Interpolants [69391#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 69390#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 69425#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 69685#(= 0 |#Ultimate.C_memset_#t~loopctr30|), 69684#(not (= 119 (mod (* (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size| 4294967296)) 4294967296))), 69687#(<= |#Ultimate.C_memset_#t~loopctr30| 2), 69558#(= __U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_~size |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size|), 69686#(= 1 |#Ultimate.C_memset_#t~loopctr30|), 69689#(<= |#Ultimate.C_memset_#t~loopctr30| 4), 69688#(<= |#Ultimate.C_memset_#t~loopctr30| 3), 69691#(<= |#Ultimate.C_memset_#t~loopctr30| 6), 69690#(<= |#Ultimate.C_memset_#t~loopctr30| 5), 69693#(<= |#Ultimate.C_memset_#t~loopctr30| 8), 69692#(<= |#Ultimate.C_memset_#t~loopctr30| 7), 69183#false, 69695#(<= |#Ultimate.C_memset_#t~loopctr30| 10), 69182#true, 69694#(<= |#Ultimate.C_memset_#t~loopctr30| 9), 69697#(<= |#Ultimate.C_memset_#t~loopctr30| 12), 69696#(<= |#Ultimate.C_memset_#t~loopctr30| 11), 69699#(<= |#Ultimate.C_memset_#t~loopctr30| 14), 69698#(<= |#Ultimate.C_memset_#t~loopctr30| 13), 69701#(<= |#Ultimate.C_memset_#t~loopctr30| 16), 69700#(<= |#Ultimate.C_memset_#t~loopctr30| 15), 69703#(<= |#Ultimate.C_memset_#t~loopctr30| 18), 69702#(<= |#Ultimate.C_memset_#t~loopctr30| 17), 69705#(<= |#Ultimate.C_memset_#t~loopctr30| 20), 69704#(<= |#Ultimate.C_memset_#t~loopctr30| 19), 69707#(<= |#Ultimate.C_memset_#t~loopctr30| 22), 69706#(<= |#Ultimate.C_memset_#t~loopctr30| 21), 69709#(<= |#Ultimate.C_memset_#t~loopctr30| 24), 69708#(<= |#Ultimate.C_memset_#t~loopctr30| 23), 69711#(<= |#Ultimate.C_memset_#t~loopctr30| 26), 69710#(<= |#Ultimate.C_memset_#t~loopctr30| 25), 69713#(<= |#Ultimate.C_memset_#t~loopctr30| 28), 69712#(<= |#Ultimate.C_memset_#t~loopctr30| 27), 69715#(<= |#Ultimate.C_memset_#t~loopctr30| 30), 69714#(<= |#Ultimate.C_memset_#t~loopctr30| 29), 69717#(<= |#Ultimate.C_memset_#t~loopctr30| 32), 69716#(<= |#Ultimate.C_memset_#t~loopctr30| 31), 69719#(<= |#Ultimate.C_memset_#t~loopctr30| 34), 69718#(<= |#Ultimate.C_memset_#t~loopctr30| 33), 69721#(<= |#Ultimate.C_memset_#t~loopctr30| 36), 69720#(<= |#Ultimate.C_memset_#t~loopctr30| 35), 69723#(<= |#Ultimate.C_memset_#t~loopctr30| 38), 69722#(<= |#Ultimate.C_memset_#t~loopctr30| 37), 69725#(<= |#Ultimate.C_memset_#t~loopctr30| 40), 69724#(<= |#Ultimate.C_memset_#t~loopctr30| 39), 69727#(<= |#Ultimate.C_memset_#t~loopctr30| 42), 69726#(<= |#Ultimate.C_memset_#t~loopctr30| 41), 69729#(<= |#Ultimate.C_memset_#t~loopctr30| 44), 69728#(<= |#Ultimate.C_memset_#t~loopctr30| 43), 69731#(<= |#Ultimate.C_memset_#t~loopctr30| 46), 69730#(<= |#Ultimate.C_memset_#t~loopctr30| 45), 69733#(<= |#Ultimate.C_memset_#t~loopctr30| 48), 69732#(<= |#Ultimate.C_memset_#t~loopctr30| 47), 69735#(<= |#Ultimate.C_memset_#t~loopctr30| 50), 69734#(<= |#Ultimate.C_memset_#t~loopctr30| 49), 69737#(<= |#Ultimate.C_memset_#t~loopctr30| 52), 69736#(<= |#Ultimate.C_memset_#t~loopctr30| 51), 69739#(not (= |#Ultimate.C_memset_#amount| 119)), 69738#(<= |#Ultimate.C_memset_#t~loopctr30| 53), 69625#(= (mod (* (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~size 4294967296)) 4294967296)), 69624#(not (= 119 |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size|))] [2018-04-11 18:19:45,208 INFO L134 CoverageAnalysis]: Checked inductivity of 5106 backedges. 2495 proven. 1431 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-11 18:19:45,209 INFO L442 AbstractCegarLoop]: Interpolant automaton has 64 states [2018-04-11 18:19:45,209 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 64 interpolants. [2018-04-11 18:19:45,209 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=1558, Invalid=2474, Unknown=0, NotChecked=0, Total=4032 [2018-04-11 18:19:45,209 INFO L87 Difference]: Start difference. First operand 294 states and 354 transitions. Second operand 64 states. [2018-04-11 18:19:47,788 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 18:19:47,789 INFO L93 Difference]: Finished difference Result 427 states and 493 transitions. [2018-04-11 18:19:47,789 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 113 states. [2018-04-11 18:19:47,789 INFO L78 Accepts]: Start accepts. Automaton has 64 states. Word has length 235 [2018-04-11 18:19:47,789 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 18:19:47,790 INFO L225 Difference]: With dead ends: 427 [2018-04-11 18:19:47,790 INFO L226 Difference]: Without dead ends: 420 [2018-04-11 18:19:47,791 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 155 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 116 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1600 ImplicationChecksByTransitivity, 2.0s TimeCoverageRelationStatistics Valid=3911, Invalid=9895, Unknown=0, NotChecked=0, Total=13806 [2018-04-11 18:19:47,791 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 420 states. [2018-04-11 18:19:47,793 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 420 to 295. [2018-04-11 18:19:47,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 295 states. [2018-04-11 18:19:47,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 295 states to 295 states and 356 transitions. [2018-04-11 18:19:47,793 INFO L78 Accepts]: Start accepts. Automaton has 295 states and 356 transitions. Word has length 235 [2018-04-11 18:19:47,793 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 18:19:47,793 INFO L459 AbstractCegarLoop]: Abstraction has 295 states and 356 transitions. [2018-04-11 18:19:47,793 INFO L460 AbstractCegarLoop]: Interpolant automaton has 64 states. [2018-04-11 18:19:47,793 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states and 356 transitions. [2018-04-11 18:19:47,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2018-04-11 18:19:47,794 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 18:19:47,794 INFO L355 BasicCegarLoop]: trace histogram [94, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 18:19:47,794 INFO L408 AbstractCegarLoop]: === Iteration 68 === [__U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr0RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr4AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr3RequiresViolation]=== [2018-04-11 18:19:47,794 INFO L82 PathProgramCache]: Analyzing trace with hash -1210091800, now seen corresponding path program 55 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 69 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 69 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-11 18:19:47,796 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 18:19:47,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:47,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:47,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:47,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:47,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:47,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:47,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:47,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:47,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:47,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:47,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:47,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:47,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:47,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:47,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:47,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:47,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:47,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:48,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:48,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:49,192 INFO L134 CoverageAnalysis]: Checked inductivity of 5205 backedges. 2540 proven. 1485 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-11 18:19:49,207 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 18:19:49,208 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [65] total 65 [2018-04-11 18:19:49,208 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-11 18:19:49,208 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2018-04-11 18:19:49,208 INFO L182 omatonBuilderFactory]: Interpolants [70814#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 70947#(= __U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_~size |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size|), 71075#(not (= 119 (mod (* (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size| 4294967296)) 4294967296))), 71077#(= 1 |#Ultimate.C_memset_#t~loopctr30|), 71076#(= 0 |#Ultimate.C_memset_#t~loopctr30|), 71079#(<= |#Ultimate.C_memset_#t~loopctr30| 3), 71078#(<= |#Ultimate.C_memset_#t~loopctr30| 2), 71081#(<= |#Ultimate.C_memset_#t~loopctr30| 5), 71080#(<= |#Ultimate.C_memset_#t~loopctr30| 4), 70571#false, 71083#(<= |#Ultimate.C_memset_#t~loopctr30| 7), 70570#true, 71082#(<= |#Ultimate.C_memset_#t~loopctr30| 6), 71085#(<= |#Ultimate.C_memset_#t~loopctr30| 9), 71084#(<= |#Ultimate.C_memset_#t~loopctr30| 8), 71087#(<= |#Ultimate.C_memset_#t~loopctr30| 11), 71086#(<= |#Ultimate.C_memset_#t~loopctr30| 10), 71089#(<= |#Ultimate.C_memset_#t~loopctr30| 13), 71088#(<= |#Ultimate.C_memset_#t~loopctr30| 12), 71091#(<= |#Ultimate.C_memset_#t~loopctr30| 15), 71090#(<= |#Ultimate.C_memset_#t~loopctr30| 14), 71093#(<= |#Ultimate.C_memset_#t~loopctr30| 17), 71092#(<= |#Ultimate.C_memset_#t~loopctr30| 16), 71095#(<= |#Ultimate.C_memset_#t~loopctr30| 19), 71094#(<= |#Ultimate.C_memset_#t~loopctr30| 18), 71097#(<= |#Ultimate.C_memset_#t~loopctr30| 21), 71096#(<= |#Ultimate.C_memset_#t~loopctr30| 20), 71099#(<= |#Ultimate.C_memset_#t~loopctr30| 23), 71098#(<= |#Ultimate.C_memset_#t~loopctr30| 22), 71101#(<= |#Ultimate.C_memset_#t~loopctr30| 25), 71100#(<= |#Ultimate.C_memset_#t~loopctr30| 24), 71103#(<= |#Ultimate.C_memset_#t~loopctr30| 27), 71102#(<= |#Ultimate.C_memset_#t~loopctr30| 26), 71105#(<= |#Ultimate.C_memset_#t~loopctr30| 29), 71104#(<= |#Ultimate.C_memset_#t~loopctr30| 28), 71107#(<= |#Ultimate.C_memset_#t~loopctr30| 31), 71106#(<= |#Ultimate.C_memset_#t~loopctr30| 30), 71109#(<= |#Ultimate.C_memset_#t~loopctr30| 33), 71108#(<= |#Ultimate.C_memset_#t~loopctr30| 32), 71111#(<= |#Ultimate.C_memset_#t~loopctr30| 35), 71110#(<= |#Ultimate.C_memset_#t~loopctr30| 34), 71113#(<= |#Ultimate.C_memset_#t~loopctr30| 37), 71112#(<= |#Ultimate.C_memset_#t~loopctr30| 36), 71115#(<= |#Ultimate.C_memset_#t~loopctr30| 39), 71114#(<= |#Ultimate.C_memset_#t~loopctr30| 38), 71117#(<= |#Ultimate.C_memset_#t~loopctr30| 41), 71116#(<= |#Ultimate.C_memset_#t~loopctr30| 40), 71119#(<= |#Ultimate.C_memset_#t~loopctr30| 43), 71118#(<= |#Ultimate.C_memset_#t~loopctr30| 42), 71121#(<= |#Ultimate.C_memset_#t~loopctr30| 45), 71120#(<= |#Ultimate.C_memset_#t~loopctr30| 44), 71123#(<= |#Ultimate.C_memset_#t~loopctr30| 47), 71122#(<= |#Ultimate.C_memset_#t~loopctr30| 46), 71125#(<= |#Ultimate.C_memset_#t~loopctr30| 49), 71124#(<= |#Ultimate.C_memset_#t~loopctr30| 48), 71127#(<= |#Ultimate.C_memset_#t~loopctr30| 51), 71126#(<= |#Ultimate.C_memset_#t~loopctr30| 50), 71129#(<= |#Ultimate.C_memset_#t~loopctr30| 53), 71128#(<= |#Ultimate.C_memset_#t~loopctr30| 52), 71131#(not (= |#Ultimate.C_memset_#amount| 119)), 71130#(<= |#Ultimate.C_memset_#t~loopctr30| 54), 71015#(= (mod (* (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~size 4294967296)) 4294967296)), 71014#(not (= 119 |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size|)), 70779#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 70780#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))] [2018-04-11 18:19:49,208 INFO L134 CoverageAnalysis]: Checked inductivity of 5205 backedges. 2540 proven. 1485 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-11 18:19:49,208 INFO L442 AbstractCegarLoop]: Interpolant automaton has 65 states [2018-04-11 18:19:49,209 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 65 interpolants. [2018-04-11 18:19:49,209 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=1614, Invalid=2546, Unknown=0, NotChecked=0, Total=4160 [2018-04-11 18:19:49,209 INFO L87 Difference]: Start difference. First operand 295 states and 356 transitions. Second operand 65 states. [2018-04-11 18:19:51,795 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 18:19:51,795 INFO L93 Difference]: Finished difference Result 430 states and 497 transitions. [2018-04-11 18:19:51,795 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 115 states. [2018-04-11 18:19:51,795 INFO L78 Accepts]: Start accepts. Automaton has 65 states. Word has length 236 [2018-04-11 18:19:51,796 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 18:19:51,796 INFO L225 Difference]: With dead ends: 430 [2018-04-11 18:19:51,797 INFO L226 Difference]: Without dead ends: 423 [2018-04-11 18:19:51,797 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 157 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 118 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1657 ImplicationChecksByTransitivity, 2.0s TimeCoverageRelationStatistics Valid=4064, Invalid=10216, Unknown=0, NotChecked=0, Total=14280 [2018-04-11 18:19:51,798 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 423 states. [2018-04-11 18:19:51,800 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 423 to 296. [2018-04-11 18:19:51,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 296 states. [2018-04-11 18:19:51,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 296 states to 296 states and 358 transitions. [2018-04-11 18:19:51,800 INFO L78 Accepts]: Start accepts. Automaton has 296 states and 358 transitions. Word has length 236 [2018-04-11 18:19:51,801 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 18:19:51,801 INFO L459 AbstractCegarLoop]: Abstraction has 296 states and 358 transitions. [2018-04-11 18:19:51,801 INFO L460 AbstractCegarLoop]: Interpolant automaton has 65 states. [2018-04-11 18:19:51,801 INFO L276 IsEmpty]: Start isEmpty. Operand 296 states and 358 transitions. [2018-04-11 18:19:51,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2018-04-11 18:19:51,801 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 18:19:51,801 INFO L355 BasicCegarLoop]: trace histogram [95, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 18:19:51,801 INFO L408 AbstractCegarLoop]: === Iteration 69 === [__U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr0RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr4AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr3RequiresViolation]=== [2018-04-11 18:19:51,802 INFO L82 PathProgramCache]: Analyzing trace with hash -413331389, now seen corresponding path program 56 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 70 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 70 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-11 18:19:51,804 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 18:19:51,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:51,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:51,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:51,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:51,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:51,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:51,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:51,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:51,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:51,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:51,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:51,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:51,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:51,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:51,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:51,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:51,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:52,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:52,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:52,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:53,189 INFO L134 CoverageAnalysis]: Checked inductivity of 5305 backedges. 2585 proven. 1540 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-11 18:19:53,206 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 18:19:53,206 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [66] total 66 [2018-04-11 18:19:53,206 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-11 18:19:53,207 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2018-04-11 18:19:53,207 INFO L182 omatonBuilderFactory]: Interpolants [72213#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 72346#(= __U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_~size |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size|), 72477#(= 0 |#Ultimate.C_memset_#t~loopctr30|), 72476#(not (= 119 (mod (* (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size| 4294967296)) 4294967296))), 72479#(<= |#Ultimate.C_memset_#t~loopctr30| 2), 72478#(= 1 |#Ultimate.C_memset_#t~loopctr30|), 71969#false, 72481#(<= |#Ultimate.C_memset_#t~loopctr30| 4), 71968#true, 72480#(<= |#Ultimate.C_memset_#t~loopctr30| 3), 72483#(<= |#Ultimate.C_memset_#t~loopctr30| 6), 72482#(<= |#Ultimate.C_memset_#t~loopctr30| 5), 72485#(<= |#Ultimate.C_memset_#t~loopctr30| 8), 72484#(<= |#Ultimate.C_memset_#t~loopctr30| 7), 72487#(<= |#Ultimate.C_memset_#t~loopctr30| 10), 72486#(<= |#Ultimate.C_memset_#t~loopctr30| 9), 72489#(<= |#Ultimate.C_memset_#t~loopctr30| 12), 72488#(<= |#Ultimate.C_memset_#t~loopctr30| 11), 72491#(<= |#Ultimate.C_memset_#t~loopctr30| 14), 72490#(<= |#Ultimate.C_memset_#t~loopctr30| 13), 72493#(<= |#Ultimate.C_memset_#t~loopctr30| 16), 72492#(<= |#Ultimate.C_memset_#t~loopctr30| 15), 72495#(<= |#Ultimate.C_memset_#t~loopctr30| 18), 72494#(<= |#Ultimate.C_memset_#t~loopctr30| 17), 72497#(<= |#Ultimate.C_memset_#t~loopctr30| 20), 72496#(<= |#Ultimate.C_memset_#t~loopctr30| 19), 72499#(<= |#Ultimate.C_memset_#t~loopctr30| 22), 72498#(<= |#Ultimate.C_memset_#t~loopctr30| 21), 72501#(<= |#Ultimate.C_memset_#t~loopctr30| 24), 72500#(<= |#Ultimate.C_memset_#t~loopctr30| 23), 72503#(<= |#Ultimate.C_memset_#t~loopctr30| 26), 72502#(<= |#Ultimate.C_memset_#t~loopctr30| 25), 72505#(<= |#Ultimate.C_memset_#t~loopctr30| 28), 72504#(<= |#Ultimate.C_memset_#t~loopctr30| 27), 72507#(<= |#Ultimate.C_memset_#t~loopctr30| 30), 72506#(<= |#Ultimate.C_memset_#t~loopctr30| 29), 72509#(<= |#Ultimate.C_memset_#t~loopctr30| 32), 72508#(<= |#Ultimate.C_memset_#t~loopctr30| 31), 72511#(<= |#Ultimate.C_memset_#t~loopctr30| 34), 72510#(<= |#Ultimate.C_memset_#t~loopctr30| 33), 72513#(<= |#Ultimate.C_memset_#t~loopctr30| 36), 72512#(<= |#Ultimate.C_memset_#t~loopctr30| 35), 72515#(<= |#Ultimate.C_memset_#t~loopctr30| 38), 72514#(<= |#Ultimate.C_memset_#t~loopctr30| 37), 72517#(<= |#Ultimate.C_memset_#t~loopctr30| 40), 72516#(<= |#Ultimate.C_memset_#t~loopctr30| 39), 72519#(<= |#Ultimate.C_memset_#t~loopctr30| 42), 72518#(<= |#Ultimate.C_memset_#t~loopctr30| 41), 72521#(<= |#Ultimate.C_memset_#t~loopctr30| 44), 72520#(<= |#Ultimate.C_memset_#t~loopctr30| 43), 72523#(<= |#Ultimate.C_memset_#t~loopctr30| 46), 72522#(<= |#Ultimate.C_memset_#t~loopctr30| 45), 72525#(<= |#Ultimate.C_memset_#t~loopctr30| 48), 72524#(<= |#Ultimate.C_memset_#t~loopctr30| 47), 72527#(<= |#Ultimate.C_memset_#t~loopctr30| 50), 72526#(<= |#Ultimate.C_memset_#t~loopctr30| 49), 72529#(<= |#Ultimate.C_memset_#t~loopctr30| 52), 72528#(<= |#Ultimate.C_memset_#t~loopctr30| 51), 72531#(<= |#Ultimate.C_memset_#t~loopctr30| 54), 72530#(<= |#Ultimate.C_memset_#t~loopctr30| 53), 72533#(not (= |#Ultimate.C_memset_#amount| 119)), 72532#(<= |#Ultimate.C_memset_#t~loopctr30| 55), 72415#(= (mod (* (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~size 4294967296)) 4294967296)), 72414#(not (= 119 |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size|)), 72179#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 72178#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))] [2018-04-11 18:19:53,207 INFO L134 CoverageAnalysis]: Checked inductivity of 5305 backedges. 2585 proven. 1540 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-11 18:19:53,207 INFO L442 AbstractCegarLoop]: Interpolant automaton has 66 states [2018-04-11 18:19:53,208 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 66 interpolants. [2018-04-11 18:19:53,208 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=1671, Invalid=2619, Unknown=0, NotChecked=0, Total=4290 [2018-04-11 18:19:53,208 INFO L87 Difference]: Start difference. First operand 296 states and 358 transitions. Second operand 66 states. [2018-04-11 18:19:55,867 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 18:19:55,867 INFO L93 Difference]: Finished difference Result 433 states and 501 transitions. [2018-04-11 18:19:55,868 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 117 states. [2018-04-11 18:19:55,868 INFO L78 Accepts]: Start accepts. Automaton has 66 states. Word has length 237 [2018-04-11 18:19:55,868 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 18:19:55,869 INFO L225 Difference]: With dead ends: 433 [2018-04-11 18:19:55,869 INFO L226 Difference]: Without dead ends: 426 [2018-04-11 18:19:55,870 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 159 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 120 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1715 ImplicationChecksByTransitivity, 2.0s TimeCoverageRelationStatistics Valid=4220, Invalid=10542, Unknown=0, NotChecked=0, Total=14762 [2018-04-11 18:19:55,870 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 426 states. [2018-04-11 18:19:55,872 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 426 to 297. [2018-04-11 18:19:55,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 297 states. [2018-04-11 18:19:55,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 297 states to 297 states and 360 transitions. [2018-04-11 18:19:55,873 INFO L78 Accepts]: Start accepts. Automaton has 297 states and 360 transitions. Word has length 237 [2018-04-11 18:19:55,873 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 18:19:55,873 INFO L459 AbstractCegarLoop]: Abstraction has 297 states and 360 transitions. [2018-04-11 18:19:55,873 INFO L460 AbstractCegarLoop]: Interpolant automaton has 66 states. [2018-04-11 18:19:55,873 INFO L276 IsEmpty]: Start isEmpty. Operand 297 states and 360 transitions. [2018-04-11 18:19:55,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 239 [2018-04-11 18:19:55,874 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 18:19:55,874 INFO L355 BasicCegarLoop]: trace histogram [96, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 18:19:55,874 INFO L408 AbstractCegarLoop]: === Iteration 70 === [__U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr0RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr4AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr3RequiresViolation]=== [2018-04-11 18:19:55,874 INFO L82 PathProgramCache]: Analyzing trace with hash -1483562424, now seen corresponding path program 57 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 71 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 71 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-11 18:19:55,876 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 18:19:55,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:55,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:55,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:55,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:56,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:56,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:56,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:56,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:56,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:56,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:56,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:56,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:56,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:56,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:56,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:56,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:56,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:56,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:56,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:56,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:57,283 INFO L134 CoverageAnalysis]: Checked inductivity of 5406 backedges. 2630 proven. 1596 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-11 18:19:57,300 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 18:19:57,300 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [67] total 67 [2018-04-11 18:19:57,300 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-11 18:19:57,300 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2018-04-11 18:19:57,300 INFO L182 omatonBuilderFactory]: Interpolants [73622#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 73755#(= __U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_~size |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size|), 73887#(not (= 119 (mod (* (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size| 4294967296)) 4294967296))), 73377#false, 73889#(= 1 |#Ultimate.C_memset_#t~loopctr30|), 73376#true, 73888#(= 0 |#Ultimate.C_memset_#t~loopctr30|), 73891#(= |#Ultimate.C_memset_#t~loopctr30| 3), 73890#(= |#Ultimate.C_memset_#t~loopctr30| 2), 73893#(<= |#Ultimate.C_memset_#t~loopctr30| 5), 73892#(<= |#Ultimate.C_memset_#t~loopctr30| 4), 73895#(<= |#Ultimate.C_memset_#t~loopctr30| 7), 73894#(<= |#Ultimate.C_memset_#t~loopctr30| 6), 73897#(<= |#Ultimate.C_memset_#t~loopctr30| 9), 73896#(<= |#Ultimate.C_memset_#t~loopctr30| 8), 73899#(<= |#Ultimate.C_memset_#t~loopctr30| 11), 73898#(<= |#Ultimate.C_memset_#t~loopctr30| 10), 73901#(<= |#Ultimate.C_memset_#t~loopctr30| 13), 73900#(<= |#Ultimate.C_memset_#t~loopctr30| 12), 73903#(<= |#Ultimate.C_memset_#t~loopctr30| 15), 73902#(<= |#Ultimate.C_memset_#t~loopctr30| 14), 73905#(<= |#Ultimate.C_memset_#t~loopctr30| 17), 73904#(<= |#Ultimate.C_memset_#t~loopctr30| 16), 73907#(<= |#Ultimate.C_memset_#t~loopctr30| 19), 73906#(<= |#Ultimate.C_memset_#t~loopctr30| 18), 73909#(<= |#Ultimate.C_memset_#t~loopctr30| 21), 73908#(<= |#Ultimate.C_memset_#t~loopctr30| 20), 73911#(<= |#Ultimate.C_memset_#t~loopctr30| 23), 73910#(<= |#Ultimate.C_memset_#t~loopctr30| 22), 73913#(<= |#Ultimate.C_memset_#t~loopctr30| 25), 73912#(<= |#Ultimate.C_memset_#t~loopctr30| 24), 73915#(<= |#Ultimate.C_memset_#t~loopctr30| 27), 73914#(<= |#Ultimate.C_memset_#t~loopctr30| 26), 73917#(<= |#Ultimate.C_memset_#t~loopctr30| 29), 73916#(<= |#Ultimate.C_memset_#t~loopctr30| 28), 73919#(<= |#Ultimate.C_memset_#t~loopctr30| 31), 73918#(<= |#Ultimate.C_memset_#t~loopctr30| 30), 73921#(<= |#Ultimate.C_memset_#t~loopctr30| 33), 73920#(<= |#Ultimate.C_memset_#t~loopctr30| 32), 73923#(<= |#Ultimate.C_memset_#t~loopctr30| 35), 73922#(<= |#Ultimate.C_memset_#t~loopctr30| 34), 73925#(<= |#Ultimate.C_memset_#t~loopctr30| 37), 73924#(<= |#Ultimate.C_memset_#t~loopctr30| 36), 73927#(<= |#Ultimate.C_memset_#t~loopctr30| 39), 73926#(<= |#Ultimate.C_memset_#t~loopctr30| 38), 73929#(<= |#Ultimate.C_memset_#t~loopctr30| 41), 73928#(<= |#Ultimate.C_memset_#t~loopctr30| 40), 73931#(<= |#Ultimate.C_memset_#t~loopctr30| 43), 73930#(<= |#Ultimate.C_memset_#t~loopctr30| 42), 73933#(<= |#Ultimate.C_memset_#t~loopctr30| 45), 73932#(<= |#Ultimate.C_memset_#t~loopctr30| 44), 73935#(<= |#Ultimate.C_memset_#t~loopctr30| 47), 73934#(<= |#Ultimate.C_memset_#t~loopctr30| 46), 73937#(<= |#Ultimate.C_memset_#t~loopctr30| 49), 73936#(<= |#Ultimate.C_memset_#t~loopctr30| 48), 73939#(<= |#Ultimate.C_memset_#t~loopctr30| 51), 73938#(<= |#Ultimate.C_memset_#t~loopctr30| 50), 73941#(<= |#Ultimate.C_memset_#t~loopctr30| 53), 73940#(<= |#Ultimate.C_memset_#t~loopctr30| 52), 73943#(<= |#Ultimate.C_memset_#t~loopctr30| 55), 73942#(<= |#Ultimate.C_memset_#t~loopctr30| 54), 73945#(not (= |#Ultimate.C_memset_#amount| 119)), 73944#(<= |#Ultimate.C_memset_#t~loopctr30| 56), 73825#(= (mod (* (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~size 4294967296)) 4294967296)), 73824#(not (= 119 |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size|)), 73587#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 73588#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))] [2018-04-11 18:19:57,301 INFO L134 CoverageAnalysis]: Checked inductivity of 5406 backedges. 2630 proven. 1596 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-11 18:19:57,301 INFO L442 AbstractCegarLoop]: Interpolant automaton has 67 states [2018-04-11 18:19:57,301 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 67 interpolants. [2018-04-11 18:19:57,301 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=1724, Invalid=2698, Unknown=0, NotChecked=0, Total=4422 [2018-04-11 18:19:57,301 INFO L87 Difference]: Start difference. First operand 297 states and 360 transitions. Second operand 67 states. [2018-04-11 18:20:00,114 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 18:20:00,114 INFO L93 Difference]: Finished difference Result 436 states and 505 transitions. [2018-04-11 18:20:00,114 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 119 states. [2018-04-11 18:20:00,114 INFO L78 Accepts]: Start accepts. Automaton has 67 states. Word has length 238 [2018-04-11 18:20:00,115 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 18:20:00,116 INFO L225 Difference]: With dead ends: 436 [2018-04-11 18:20:00,116 INFO L226 Difference]: Without dead ends: 429 [2018-04-11 18:20:00,116 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 161 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 122 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1772 ImplicationChecksByTransitivity, 2.1s TimeCoverageRelationStatistics Valid=4372, Invalid=10880, Unknown=0, NotChecked=0, Total=15252 [2018-04-11 18:20:00,117 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 429 states. [2018-04-11 18:20:00,119 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 429 to 298. [2018-04-11 18:20:00,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 298 states. [2018-04-11 18:20:00,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 298 states to 298 states and 362 transitions. [2018-04-11 18:20:00,119 INFO L78 Accepts]: Start accepts. Automaton has 298 states and 362 transitions. Word has length 238 [2018-04-11 18:20:00,119 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 18:20:00,119 INFO L459 AbstractCegarLoop]: Abstraction has 298 states and 362 transitions. [2018-04-11 18:20:00,119 INFO L460 AbstractCegarLoop]: Interpolant automaton has 67 states. [2018-04-11 18:20:00,119 INFO L276 IsEmpty]: Start isEmpty. Operand 298 states and 362 transitions. [2018-04-11 18:20:00,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 240 [2018-04-11 18:20:00,120 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 18:20:00,120 INFO L355 BasicCegarLoop]: trace histogram [97, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 18:20:00,120 INFO L408 AbstractCegarLoop]: === Iteration 71 === [__U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr0RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr4AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr3RequiresViolation]=== [2018-04-11 18:20:00,120 INFO L82 PathProgramCache]: Analyzing trace with hash -300986141, now seen corresponding path program 58 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 72 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 72 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-11 18:20:00,122 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 18:20:00,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:00,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:00,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:00,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:00,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:00,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:00,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:00,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:00,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:00,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:00,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:00,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:00,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:00,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:00,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:00,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:00,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:00,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:00,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:00,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:01,582 INFO L134 CoverageAnalysis]: Checked inductivity of 5508 backedges. 2675 proven. 1653 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-11 18:20:01,598 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 18:20:01,598 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [68] total 68 [2018-04-11 18:20:01,598 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-11 18:20:01,599 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2018-04-11 18:20:01,599 INFO L182 omatonBuilderFactory]: Interpolants [75041#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 75174#(= __U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_~size |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size|), 74795#false, 74794#true, 75309#(= 0 |#Ultimate.C_memset_#t~loopctr30|), 75308#(not (= 119 (mod (* (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size| 4294967296)) 4294967296))), 75311#(<= |#Ultimate.C_memset_#t~loopctr30| 2), 75310#(<= |#Ultimate.C_memset_#t~loopctr30| 1), 75313#(<= |#Ultimate.C_memset_#t~loopctr30| 4), 75312#(<= |#Ultimate.C_memset_#t~loopctr30| 3), 75315#(<= |#Ultimate.C_memset_#t~loopctr30| 6), 75314#(<= |#Ultimate.C_memset_#t~loopctr30| 5), 75317#(<= |#Ultimate.C_memset_#t~loopctr30| 8), 75316#(<= |#Ultimate.C_memset_#t~loopctr30| 7), 75319#(<= |#Ultimate.C_memset_#t~loopctr30| 10), 75318#(<= |#Ultimate.C_memset_#t~loopctr30| 9), 75321#(<= |#Ultimate.C_memset_#t~loopctr30| 12), 75320#(<= |#Ultimate.C_memset_#t~loopctr30| 11), 75323#(<= |#Ultimate.C_memset_#t~loopctr30| 14), 75322#(<= |#Ultimate.C_memset_#t~loopctr30| 13), 75325#(<= |#Ultimate.C_memset_#t~loopctr30| 16), 75324#(<= |#Ultimate.C_memset_#t~loopctr30| 15), 75327#(<= |#Ultimate.C_memset_#t~loopctr30| 18), 75326#(<= |#Ultimate.C_memset_#t~loopctr30| 17), 75329#(<= |#Ultimate.C_memset_#t~loopctr30| 20), 75328#(<= |#Ultimate.C_memset_#t~loopctr30| 19), 75331#(<= |#Ultimate.C_memset_#t~loopctr30| 22), 75330#(<= |#Ultimate.C_memset_#t~loopctr30| 21), 75333#(<= |#Ultimate.C_memset_#t~loopctr30| 24), 75332#(<= |#Ultimate.C_memset_#t~loopctr30| 23), 75335#(<= |#Ultimate.C_memset_#t~loopctr30| 26), 75334#(<= |#Ultimate.C_memset_#t~loopctr30| 25), 75337#(<= |#Ultimate.C_memset_#t~loopctr30| 28), 75336#(<= |#Ultimate.C_memset_#t~loopctr30| 27), 75339#(<= |#Ultimate.C_memset_#t~loopctr30| 30), 75338#(<= |#Ultimate.C_memset_#t~loopctr30| 29), 75341#(<= |#Ultimate.C_memset_#t~loopctr30| 32), 75340#(<= |#Ultimate.C_memset_#t~loopctr30| 31), 75343#(<= |#Ultimate.C_memset_#t~loopctr30| 34), 75342#(<= |#Ultimate.C_memset_#t~loopctr30| 33), 75345#(<= |#Ultimate.C_memset_#t~loopctr30| 36), 75344#(<= |#Ultimate.C_memset_#t~loopctr30| 35), 75347#(<= |#Ultimate.C_memset_#t~loopctr30| 38), 75346#(<= |#Ultimate.C_memset_#t~loopctr30| 37), 75349#(<= |#Ultimate.C_memset_#t~loopctr30| 40), 75348#(<= |#Ultimate.C_memset_#t~loopctr30| 39), 75351#(<= |#Ultimate.C_memset_#t~loopctr30| 42), 75350#(<= |#Ultimate.C_memset_#t~loopctr30| 41), 75353#(<= |#Ultimate.C_memset_#t~loopctr30| 44), 75352#(<= |#Ultimate.C_memset_#t~loopctr30| 43), 75355#(<= |#Ultimate.C_memset_#t~loopctr30| 46), 75354#(<= |#Ultimate.C_memset_#t~loopctr30| 45), 75357#(<= |#Ultimate.C_memset_#t~loopctr30| 48), 75356#(<= |#Ultimate.C_memset_#t~loopctr30| 47), 75359#(<= |#Ultimate.C_memset_#t~loopctr30| 50), 75358#(<= |#Ultimate.C_memset_#t~loopctr30| 49), 75361#(<= |#Ultimate.C_memset_#t~loopctr30| 52), 75360#(<= |#Ultimate.C_memset_#t~loopctr30| 51), 75363#(<= |#Ultimate.C_memset_#t~loopctr30| 54), 75362#(<= |#Ultimate.C_memset_#t~loopctr30| 53), 75365#(<= |#Ultimate.C_memset_#t~loopctr30| 56), 75364#(<= |#Ultimate.C_memset_#t~loopctr30| 55), 75367#(not (= 119 |#Ultimate.C_memset_#amount|)), 75366#(<= |#Ultimate.C_memset_#t~loopctr30| 57), 75245#(= (mod (* (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~size 4294967296)) 4294967296)), 75244#(not (= 119 |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size|)), 75007#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 75006#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))] [2018-04-11 18:20:01,599 INFO L134 CoverageAnalysis]: Checked inductivity of 5508 backedges. 2675 proven. 1653 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-11 18:20:01,599 INFO L442 AbstractCegarLoop]: Interpolant automaton has 68 states [2018-04-11 18:20:01,599 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 68 interpolants. [2018-04-11 18:20:01,600 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=1789, Invalid=2767, Unknown=0, NotChecked=0, Total=4556 [2018-04-11 18:20:01,600 INFO L87 Difference]: Start difference. First operand 298 states and 362 transitions. Second operand 68 states. [2018-04-11 18:20:04,611 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 18:20:04,611 INFO L93 Difference]: Finished difference Result 439 states and 509 transitions. [2018-04-11 18:20:04,611 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 121 states. [2018-04-11 18:20:04,611 INFO L78 Accepts]: Start accepts. Automaton has 68 states. Word has length 239 [2018-04-11 18:20:04,611 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 18:20:04,612 INFO L225 Difference]: With dead ends: 439 [2018-04-11 18:20:04,612 INFO L226 Difference]: Without dead ends: 432 [2018-04-11 18:20:04,613 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 163 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 124 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1835 ImplicationChecksByTransitivity, 2.4s TimeCoverageRelationStatistics Valid=4543, Invalid=11207, Unknown=0, NotChecked=0, Total=15750 [2018-04-11 18:20:04,613 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 432 states. [2018-04-11 18:20:04,615 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 432 to 299. [2018-04-11 18:20:04,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 299 states. [2018-04-11 18:20:04,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 299 states to 299 states and 364 transitions. [2018-04-11 18:20:04,615 INFO L78 Accepts]: Start accepts. Automaton has 299 states and 364 transitions. Word has length 239 [2018-04-11 18:20:04,616 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 18:20:04,616 INFO L459 AbstractCegarLoop]: Abstraction has 299 states and 364 transitions. [2018-04-11 18:20:04,616 INFO L460 AbstractCegarLoop]: Interpolant automaton has 68 states. [2018-04-11 18:20:04,616 INFO L276 IsEmpty]: Start isEmpty. Operand 299 states and 364 transitions. [2018-04-11 18:20:04,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 241 [2018-04-11 18:20:04,616 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 18:20:04,616 INFO L355 BasicCegarLoop]: trace histogram [98, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 18:20:04,616 INFO L408 AbstractCegarLoop]: === Iteration 72 === [__U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr0RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr4AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr3RequiresViolation]=== [2018-04-11 18:20:04,617 INFO L82 PathProgramCache]: Analyzing trace with hash 1999140264, now seen corresponding path program 59 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 73 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 73 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-11 18:20:04,619 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 18:20:04,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:04,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:04,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:04,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:04,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:04,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:04,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:04,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:04,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:04,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:04,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:04,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:04,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:04,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:04,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:04,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:04,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:04,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:04,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:05,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:06,149 INFO L134 CoverageAnalysis]: Checked inductivity of 5611 backedges. 2720 proven. 1711 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-11 18:20:06,165 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 18:20:06,166 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [69] total 69 [2018-04-11 18:20:06,166 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-11 18:20:06,166 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2018-04-11 18:20:06,166 INFO L182 omatonBuilderFactory]: Interpolants [76675#(= (mod (* (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~size 4294967296)) 4294967296)), 76674#(not (= 119 |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size|)), 76435#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 76436#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 76470#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 76603#(= __U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_~size |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size|), 76223#false, 76222#true, 76739#(not (= 119 (mod (* (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size| 4294967296)) 4294967296))), 76741#(<= |#Ultimate.C_memset_#t~loopctr30| 1), 76740#(= 0 |#Ultimate.C_memset_#t~loopctr30|), 76743#(<= |#Ultimate.C_memset_#t~loopctr30| 3), 76742#(<= |#Ultimate.C_memset_#t~loopctr30| 2), 76745#(<= |#Ultimate.C_memset_#t~loopctr30| 5), 76744#(<= |#Ultimate.C_memset_#t~loopctr30| 4), 76747#(<= |#Ultimate.C_memset_#t~loopctr30| 7), 76746#(<= |#Ultimate.C_memset_#t~loopctr30| 6), 76749#(<= |#Ultimate.C_memset_#t~loopctr30| 9), 76748#(<= |#Ultimate.C_memset_#t~loopctr30| 8), 76751#(<= |#Ultimate.C_memset_#t~loopctr30| 11), 76750#(<= |#Ultimate.C_memset_#t~loopctr30| 10), 76753#(<= |#Ultimate.C_memset_#t~loopctr30| 13), 76752#(<= |#Ultimate.C_memset_#t~loopctr30| 12), 76755#(<= |#Ultimate.C_memset_#t~loopctr30| 15), 76754#(<= |#Ultimate.C_memset_#t~loopctr30| 14), 76757#(<= |#Ultimate.C_memset_#t~loopctr30| 17), 76756#(<= |#Ultimate.C_memset_#t~loopctr30| 16), 76759#(<= |#Ultimate.C_memset_#t~loopctr30| 19), 76758#(<= |#Ultimate.C_memset_#t~loopctr30| 18), 76761#(<= |#Ultimate.C_memset_#t~loopctr30| 21), 76760#(<= |#Ultimate.C_memset_#t~loopctr30| 20), 76763#(<= |#Ultimate.C_memset_#t~loopctr30| 23), 76762#(<= |#Ultimate.C_memset_#t~loopctr30| 22), 76765#(<= |#Ultimate.C_memset_#t~loopctr30| 25), 76764#(<= |#Ultimate.C_memset_#t~loopctr30| 24), 76767#(<= |#Ultimate.C_memset_#t~loopctr30| 27), 76766#(<= |#Ultimate.C_memset_#t~loopctr30| 26), 76769#(<= |#Ultimate.C_memset_#t~loopctr30| 29), 76768#(<= |#Ultimate.C_memset_#t~loopctr30| 28), 76771#(<= |#Ultimate.C_memset_#t~loopctr30| 31), 76770#(<= |#Ultimate.C_memset_#t~loopctr30| 30), 76773#(<= |#Ultimate.C_memset_#t~loopctr30| 33), 76772#(<= |#Ultimate.C_memset_#t~loopctr30| 32), 76775#(<= |#Ultimate.C_memset_#t~loopctr30| 35), 76774#(<= |#Ultimate.C_memset_#t~loopctr30| 34), 76777#(<= |#Ultimate.C_memset_#t~loopctr30| 37), 76776#(<= |#Ultimate.C_memset_#t~loopctr30| 36), 76779#(<= |#Ultimate.C_memset_#t~loopctr30| 39), 76778#(<= |#Ultimate.C_memset_#t~loopctr30| 38), 76781#(<= |#Ultimate.C_memset_#t~loopctr30| 41), 76780#(<= |#Ultimate.C_memset_#t~loopctr30| 40), 76783#(<= |#Ultimate.C_memset_#t~loopctr30| 43), 76782#(<= |#Ultimate.C_memset_#t~loopctr30| 42), 76785#(<= |#Ultimate.C_memset_#t~loopctr30| 45), 76784#(<= |#Ultimate.C_memset_#t~loopctr30| 44), 76787#(<= |#Ultimate.C_memset_#t~loopctr30| 47), 76786#(<= |#Ultimate.C_memset_#t~loopctr30| 46), 76789#(<= |#Ultimate.C_memset_#t~loopctr30| 49), 76788#(<= |#Ultimate.C_memset_#t~loopctr30| 48), 76791#(<= |#Ultimate.C_memset_#t~loopctr30| 51), 76790#(<= |#Ultimate.C_memset_#t~loopctr30| 50), 76793#(<= |#Ultimate.C_memset_#t~loopctr30| 53), 76792#(<= |#Ultimate.C_memset_#t~loopctr30| 52), 76795#(<= |#Ultimate.C_memset_#t~loopctr30| 55), 76794#(<= |#Ultimate.C_memset_#t~loopctr30| 54), 76797#(<= |#Ultimate.C_memset_#t~loopctr30| 57), 76796#(<= |#Ultimate.C_memset_#t~loopctr30| 56), 76799#(not (= 119 |#Ultimate.C_memset_#amount|)), 76798#(<= |#Ultimate.C_memset_#t~loopctr30| 58)] [2018-04-11 18:20:06,167 INFO L134 CoverageAnalysis]: Checked inductivity of 5611 backedges. 2720 proven. 1711 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-11 18:20:06,167 INFO L442 AbstractCegarLoop]: Interpolant automaton has 69 states [2018-04-11 18:20:06,167 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 69 interpolants. [2018-04-11 18:20:06,167 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=1849, Invalid=2843, Unknown=0, NotChecked=0, Total=4692 [2018-04-11 18:20:06,167 INFO L87 Difference]: Start difference. First operand 299 states and 364 transitions. Second operand 69 states. [2018-04-11 18:20:09,124 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 18:20:09,125 INFO L93 Difference]: Finished difference Result 442 states and 513 transitions. [2018-04-11 18:20:09,125 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 123 states. [2018-04-11 18:20:09,125 INFO L78 Accepts]: Start accepts. Automaton has 69 states. Word has length 240 [2018-04-11 18:20:09,125 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 18:20:09,126 INFO L225 Difference]: With dead ends: 442 [2018-04-11 18:20:09,126 INFO L226 Difference]: Without dead ends: 435 [2018-04-11 18:20:09,127 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 165 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 126 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1896 ImplicationChecksByTransitivity, 2.3s TimeCoverageRelationStatistics Valid=4708, Invalid=11548, Unknown=0, NotChecked=0, Total=16256 [2018-04-11 18:20:09,127 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 435 states. [2018-04-11 18:20:09,129 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 435 to 300. [2018-04-11 18:20:09,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 300 states. [2018-04-11 18:20:09,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 300 states to 300 states and 366 transitions. [2018-04-11 18:20:09,130 INFO L78 Accepts]: Start accepts. Automaton has 300 states and 366 transitions. Word has length 240 [2018-04-11 18:20:09,130 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 18:20:09,130 INFO L459 AbstractCegarLoop]: Abstraction has 300 states and 366 transitions. [2018-04-11 18:20:09,130 INFO L460 AbstractCegarLoop]: Interpolant automaton has 69 states. [2018-04-11 18:20:09,130 INFO L276 IsEmpty]: Start isEmpty. Operand 300 states and 366 transitions. [2018-04-11 18:20:09,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 242 [2018-04-11 18:20:09,130 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 18:20:09,131 INFO L355 BasicCegarLoop]: trace histogram [99, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 18:20:09,131 INFO L408 AbstractCegarLoop]: === Iteration 73 === [__U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr0RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr4AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr3RequiresViolation]=== [2018-04-11 18:20:09,131 INFO L82 PathProgramCache]: Analyzing trace with hash 288614787, now seen corresponding path program 60 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 74 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 74 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-11 18:20:09,133 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 18:20:09,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:09,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:09,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:09,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:09,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:09,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:09,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:09,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:09,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:09,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:09,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:09,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:09,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:09,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:09,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:09,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:09,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:09,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:09,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:09,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:10,684 INFO L134 CoverageAnalysis]: Checked inductivity of 5715 backedges. 2765 proven. 1770 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-11 18:20:10,700 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 18:20:10,701 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [70] total 70 [2018-04-11 18:20:10,701 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-11 18:20:10,701 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2018-04-11 18:20:10,701 INFO L182 omatonBuilderFactory]: Interpolants [78209#(<= |#Ultimate.C_memset_#t~loopctr30| 28), 78208#(<= |#Ultimate.C_memset_#t~loopctr30| 27), 78211#(<= |#Ultimate.C_memset_#t~loopctr30| 30), 78210#(<= |#Ultimate.C_memset_#t~loopctr30| 29), 78213#(<= |#Ultimate.C_memset_#t~loopctr30| 32), 78212#(<= |#Ultimate.C_memset_#t~loopctr30| 31), 78215#(<= |#Ultimate.C_memset_#t~loopctr30| 34), 78214#(<= |#Ultimate.C_memset_#t~loopctr30| 33), 78217#(<= |#Ultimate.C_memset_#t~loopctr30| 36), 78216#(<= |#Ultimate.C_memset_#t~loopctr30| 35), 78219#(<= |#Ultimate.C_memset_#t~loopctr30| 38), 78218#(<= |#Ultimate.C_memset_#t~loopctr30| 37), 78221#(<= |#Ultimate.C_memset_#t~loopctr30| 40), 78220#(<= |#Ultimate.C_memset_#t~loopctr30| 39), 78223#(<= |#Ultimate.C_memset_#t~loopctr30| 42), 78222#(<= |#Ultimate.C_memset_#t~loopctr30| 41), 78225#(<= |#Ultimate.C_memset_#t~loopctr30| 44), 78224#(<= |#Ultimate.C_memset_#t~loopctr30| 43), 78227#(<= |#Ultimate.C_memset_#t~loopctr30| 46), 78226#(<= |#Ultimate.C_memset_#t~loopctr30| 45), 78229#(<= |#Ultimate.C_memset_#t~loopctr30| 48), 78228#(<= |#Ultimate.C_memset_#t~loopctr30| 47), 78231#(<= |#Ultimate.C_memset_#t~loopctr30| 50), 78230#(<= |#Ultimate.C_memset_#t~loopctr30| 49), 78233#(<= |#Ultimate.C_memset_#t~loopctr30| 52), 78232#(<= |#Ultimate.C_memset_#t~loopctr30| 51), 78235#(<= |#Ultimate.C_memset_#t~loopctr30| 54), 78234#(<= |#Ultimate.C_memset_#t~loopctr30| 53), 78237#(<= |#Ultimate.C_memset_#t~loopctr30| 56), 78236#(<= |#Ultimate.C_memset_#t~loopctr30| 55), 78239#(<= |#Ultimate.C_memset_#t~loopctr30| 58), 78238#(<= |#Ultimate.C_memset_#t~loopctr30| 57), 78241#(not (= 119 |#Ultimate.C_memset_#amount|)), 78240#(<= |#Ultimate.C_memset_#t~loopctr30| 59), 78115#(= (mod (* (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~size 4294967296)) 4294967296)), 78114#(not (= 119 |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size|)), 77875#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 77874#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 77909#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 78042#(= __U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_~size |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size|), 77661#false, 77660#true, 78181#(= 0 |#Ultimate.C_memset_#t~loopctr30|), 78180#(not (= 119 (mod (* (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size| 4294967296)) 4294967296))), 78183#(= |#Ultimate.C_memset_#t~loopctr30| 2), 78182#(= 1 |#Ultimate.C_memset_#t~loopctr30|), 78185#(= 4 |#Ultimate.C_memset_#t~loopctr30|), 78184#(= |#Ultimate.C_memset_#t~loopctr30| 3), 78187#(<= |#Ultimate.C_memset_#t~loopctr30| 6), 78186#(<= |#Ultimate.C_memset_#t~loopctr30| 5), 78189#(<= |#Ultimate.C_memset_#t~loopctr30| 8), 78188#(<= |#Ultimate.C_memset_#t~loopctr30| 7), 78191#(<= |#Ultimate.C_memset_#t~loopctr30| 10), 78190#(<= |#Ultimate.C_memset_#t~loopctr30| 9), 78193#(<= |#Ultimate.C_memset_#t~loopctr30| 12), 78192#(<= |#Ultimate.C_memset_#t~loopctr30| 11), 78195#(<= |#Ultimate.C_memset_#t~loopctr30| 14), 78194#(<= |#Ultimate.C_memset_#t~loopctr30| 13), 78197#(<= |#Ultimate.C_memset_#t~loopctr30| 16), 78196#(<= |#Ultimate.C_memset_#t~loopctr30| 15), 78199#(<= |#Ultimate.C_memset_#t~loopctr30| 18), 78198#(<= |#Ultimate.C_memset_#t~loopctr30| 17), 78201#(<= |#Ultimate.C_memset_#t~loopctr30| 20), 78200#(<= |#Ultimate.C_memset_#t~loopctr30| 19), 78203#(<= |#Ultimate.C_memset_#t~loopctr30| 22), 78202#(<= |#Ultimate.C_memset_#t~loopctr30| 21), 78205#(<= |#Ultimate.C_memset_#t~loopctr30| 24), 78204#(<= |#Ultimate.C_memset_#t~loopctr30| 23), 78207#(<= |#Ultimate.C_memset_#t~loopctr30| 26), 78206#(<= |#Ultimate.C_memset_#t~loopctr30| 25)] [2018-04-11 18:20:10,701 INFO L134 CoverageAnalysis]: Checked inductivity of 5715 backedges. 2765 proven. 1770 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-11 18:20:10,701 INFO L442 AbstractCegarLoop]: Interpolant automaton has 70 states [2018-04-11 18:20:10,702 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 70 interpolants. [2018-04-11 18:20:10,702 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=1900, Invalid=2930, Unknown=0, NotChecked=0, Total=4830 [2018-04-11 18:20:10,702 INFO L87 Difference]: Start difference. First operand 300 states and 366 transitions. Second operand 70 states. [2018-04-11 18:20:13,186 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 18:20:13,186 INFO L93 Difference]: Finished difference Result 445 states and 517 transitions. [2018-04-11 18:20:13,186 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 125 states. [2018-04-11 18:20:13,186 INFO L78 Accepts]: Start accepts. Automaton has 70 states. Word has length 241 [2018-04-11 18:20:13,186 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 18:20:13,187 INFO L225 Difference]: With dead ends: 445 [2018-04-11 18:20:13,187 INFO L226 Difference]: Without dead ends: 438 [2018-04-11 18:20:13,188 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 167 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 128 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1954 ImplicationChecksByTransitivity, 2.3s TimeCoverageRelationStatistics Valid=4862, Invalid=11908, Unknown=0, NotChecked=0, Total=16770 [2018-04-11 18:20:13,188 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 438 states. [2018-04-11 18:20:13,190 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 438 to 301. [2018-04-11 18:20:13,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 301 states. [2018-04-11 18:20:13,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 301 states to 301 states and 368 transitions. [2018-04-11 18:20:13,191 INFO L78 Accepts]: Start accepts. Automaton has 301 states and 368 transitions. Word has length 241 [2018-04-11 18:20:13,191 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 18:20:13,191 INFO L459 AbstractCegarLoop]: Abstraction has 301 states and 368 transitions. [2018-04-11 18:20:13,191 INFO L460 AbstractCegarLoop]: Interpolant automaton has 70 states. [2018-04-11 18:20:13,191 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 368 transitions. [2018-04-11 18:20:13,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2018-04-11 18:20:13,192 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 18:20:13,192 INFO L355 BasicCegarLoop]: trace histogram [100, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 18:20:13,192 INFO L408 AbstractCegarLoop]: === Iteration 74 === [__U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr0RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr4AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr3RequiresViolation]=== [2018-04-11 18:20:13,192 INFO L82 PathProgramCache]: Analyzing trace with hash -1198067448, now seen corresponding path program 61 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 75 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 75 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-11 18:20:13,194 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 18:20:13,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:13,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:13,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:13,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:13,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:13,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:13,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:13,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:13,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:13,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:13,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:13,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:13,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:13,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:13,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:13,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:13,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:13,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:13,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:13,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:14,747 INFO L134 CoverageAnalysis]: Checked inductivity of 5820 backedges. 2810 proven. 1830 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-11 18:20:14,764 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 18:20:14,764 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [71] total 71 [2018-04-11 18:20:14,765 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-11 18:20:14,765 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2018-04-11 18:20:14,765 INFO L182 omatonBuilderFactory]: Interpolants [79491#(= __U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_~size |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size|), 79109#false, 79108#true, 79631#(not (= 119 (mod (* (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size| 4294967296)) 4294967296))), 79633#(= 1 |#Ultimate.C_memset_#t~loopctr30|), 79632#(= 0 |#Ultimate.C_memset_#t~loopctr30|), 79635#(<= |#Ultimate.C_memset_#t~loopctr30| 3), 79634#(= |#Ultimate.C_memset_#t~loopctr30| 2), 79637#(<= |#Ultimate.C_memset_#t~loopctr30| 5), 79636#(<= |#Ultimate.C_memset_#t~loopctr30| 4), 79639#(<= |#Ultimate.C_memset_#t~loopctr30| 7), 79638#(<= |#Ultimate.C_memset_#t~loopctr30| 6), 79641#(<= |#Ultimate.C_memset_#t~loopctr30| 9), 79640#(<= |#Ultimate.C_memset_#t~loopctr30| 8), 79643#(<= |#Ultimate.C_memset_#t~loopctr30| 11), 79642#(<= |#Ultimate.C_memset_#t~loopctr30| 10), 79645#(<= |#Ultimate.C_memset_#t~loopctr30| 13), 79644#(<= |#Ultimate.C_memset_#t~loopctr30| 12), 79647#(<= |#Ultimate.C_memset_#t~loopctr30| 15), 79646#(<= |#Ultimate.C_memset_#t~loopctr30| 14), 79649#(<= |#Ultimate.C_memset_#t~loopctr30| 17), 79648#(<= |#Ultimate.C_memset_#t~loopctr30| 16), 79651#(<= |#Ultimate.C_memset_#t~loopctr30| 19), 79650#(<= |#Ultimate.C_memset_#t~loopctr30| 18), 79653#(<= |#Ultimate.C_memset_#t~loopctr30| 21), 79652#(<= |#Ultimate.C_memset_#t~loopctr30| 20), 79655#(<= |#Ultimate.C_memset_#t~loopctr30| 23), 79654#(<= |#Ultimate.C_memset_#t~loopctr30| 22), 79657#(<= |#Ultimate.C_memset_#t~loopctr30| 25), 79656#(<= |#Ultimate.C_memset_#t~loopctr30| 24), 79659#(<= |#Ultimate.C_memset_#t~loopctr30| 27), 79658#(<= |#Ultimate.C_memset_#t~loopctr30| 26), 79661#(<= |#Ultimate.C_memset_#t~loopctr30| 29), 79660#(<= |#Ultimate.C_memset_#t~loopctr30| 28), 79663#(<= |#Ultimate.C_memset_#t~loopctr30| 31), 79662#(<= |#Ultimate.C_memset_#t~loopctr30| 30), 79665#(<= |#Ultimate.C_memset_#t~loopctr30| 33), 79664#(<= |#Ultimate.C_memset_#t~loopctr30| 32), 79667#(<= |#Ultimate.C_memset_#t~loopctr30| 35), 79666#(<= |#Ultimate.C_memset_#t~loopctr30| 34), 79669#(<= |#Ultimate.C_memset_#t~loopctr30| 37), 79668#(<= |#Ultimate.C_memset_#t~loopctr30| 36), 79671#(<= |#Ultimate.C_memset_#t~loopctr30| 39), 79670#(<= |#Ultimate.C_memset_#t~loopctr30| 38), 79673#(<= |#Ultimate.C_memset_#t~loopctr30| 41), 79672#(<= |#Ultimate.C_memset_#t~loopctr30| 40), 79675#(<= |#Ultimate.C_memset_#t~loopctr30| 43), 79674#(<= |#Ultimate.C_memset_#t~loopctr30| 42), 79677#(<= |#Ultimate.C_memset_#t~loopctr30| 45), 79676#(<= |#Ultimate.C_memset_#t~loopctr30| 44), 79679#(<= |#Ultimate.C_memset_#t~loopctr30| 47), 79678#(<= |#Ultimate.C_memset_#t~loopctr30| 46), 79681#(<= |#Ultimate.C_memset_#t~loopctr30| 49), 79680#(<= |#Ultimate.C_memset_#t~loopctr30| 48), 79683#(<= |#Ultimate.C_memset_#t~loopctr30| 51), 79682#(<= |#Ultimate.C_memset_#t~loopctr30| 50), 79685#(<= |#Ultimate.C_memset_#t~loopctr30| 53), 79684#(<= |#Ultimate.C_memset_#t~loopctr30| 52), 79687#(<= |#Ultimate.C_memset_#t~loopctr30| 55), 79686#(<= |#Ultimate.C_memset_#t~loopctr30| 54), 79689#(<= |#Ultimate.C_memset_#t~loopctr30| 57), 79688#(<= |#Ultimate.C_memset_#t~loopctr30| 56), 79691#(<= |#Ultimate.C_memset_#t~loopctr30| 59), 79690#(<= |#Ultimate.C_memset_#t~loopctr30| 58), 79565#(= (mod (* (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~size 4294967296)) 4294967296)), 79693#(not (= |#Ultimate.C_memset_#amount| 119)), 79692#(<= |#Ultimate.C_memset_#t~loopctr30| 60), 79564#(not (= 119 |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size|)), 79323#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 79324#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 79358#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))] [2018-04-11 18:20:14,765 INFO L134 CoverageAnalysis]: Checked inductivity of 5820 backedges. 2810 proven. 1830 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-11 18:20:14,766 INFO L442 AbstractCegarLoop]: Interpolant automaton has 71 states [2018-04-11 18:20:14,766 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 71 interpolants. [2018-04-11 18:20:14,766 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=1969, Invalid=3001, Unknown=0, NotChecked=0, Total=4970 [2018-04-11 18:20:14,766 INFO L87 Difference]: Start difference. First operand 301 states and 368 transitions. Second operand 71 states. [2018-04-11 18:20:17,759 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 18:20:17,759 INFO L93 Difference]: Finished difference Result 448 states and 521 transitions. [2018-04-11 18:20:17,760 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 127 states. [2018-04-11 18:20:17,760 INFO L78 Accepts]: Start accepts. Automaton has 71 states. Word has length 242 [2018-04-11 18:20:17,760 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 18:20:17,761 INFO L225 Difference]: With dead ends: 448 [2018-04-11 18:20:17,761 INFO L226 Difference]: Without dead ends: 441 [2018-04-11 18:20:17,762 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 169 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 130 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2019 ImplicationChecksByTransitivity, 2.3s TimeCoverageRelationStatistics Valid=5042, Invalid=12250, Unknown=0, NotChecked=0, Total=17292 [2018-04-11 18:20:17,762 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 441 states. [2018-04-11 18:20:17,764 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 441 to 302. [2018-04-11 18:20:17,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 302 states. [2018-04-11 18:20:17,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 302 states to 302 states and 370 transitions. [2018-04-11 18:20:17,765 INFO L78 Accepts]: Start accepts. Automaton has 302 states and 370 transitions. Word has length 242 [2018-04-11 18:20:17,765 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 18:20:17,765 INFO L459 AbstractCegarLoop]: Abstraction has 302 states and 370 transitions. [2018-04-11 18:20:17,765 INFO L460 AbstractCegarLoop]: Interpolant automaton has 71 states. [2018-04-11 18:20:17,765 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 370 transitions. [2018-04-11 18:20:17,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 244 [2018-04-11 18:20:17,765 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 18:20:17,765 INFO L355 BasicCegarLoop]: trace histogram [101, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 18:20:17,765 INFO L408 AbstractCegarLoop]: === Iteration 75 === [__U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr0RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr4AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr3RequiresViolation]=== [2018-04-11 18:20:17,766 INFO L82 PathProgramCache]: Analyzing trace with hash -40576477, now seen corresponding path program 62 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 76 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 76 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-11 18:20:17,768 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 18:20:17,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:17,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:17,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:17,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:17,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:17,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:17,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:17,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:17,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:17,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:17,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:17,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:17,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:17,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:17,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:17,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:17,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:17,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:18,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:18,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:19,353 INFO L134 CoverageAnalysis]: Checked inductivity of 5926 backedges. 2855 proven. 1891 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-11 18:20:19,370 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 18:20:19,370 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [72] total 72 [2018-04-11 18:20:19,370 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-11 18:20:19,370 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2018-04-11 18:20:19,370 INFO L182 omatonBuilderFactory]: Interpolants [81025#(= (mod (* (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~size 4294967296)) 4294967296)), 81153#(<= |#Ultimate.C_memset_#t~loopctr30| 60), 81152#(<= |#Ultimate.C_memset_#t~loopctr30| 59), 81024#(not (= 119 |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size|)), 81155#(not (= |#Ultimate.C_memset_#amount| 119)), 81154#(<= |#Ultimate.C_memset_#t~loopctr30| 61), 80783#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 80782#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 80817#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 80567#false, 80566#true, 80950#(= __U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_~size |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size|), 81093#(= 0 |#Ultimate.C_memset_#t~loopctr30|), 81092#(not (= 119 (mod (* (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size| 4294967296)) 4294967296))), 81095#(= |#Ultimate.C_memset_#t~loopctr30| 2), 81094#(= 1 |#Ultimate.C_memset_#t~loopctr30|), 81097#(= 4 |#Ultimate.C_memset_#t~loopctr30|), 81096#(= |#Ultimate.C_memset_#t~loopctr30| 3), 81099#(<= |#Ultimate.C_memset_#t~loopctr30| 6), 81098#(<= |#Ultimate.C_memset_#t~loopctr30| 5), 81101#(<= |#Ultimate.C_memset_#t~loopctr30| 8), 81100#(<= |#Ultimate.C_memset_#t~loopctr30| 7), 81103#(<= |#Ultimate.C_memset_#t~loopctr30| 10), 81102#(<= |#Ultimate.C_memset_#t~loopctr30| 9), 81105#(<= |#Ultimate.C_memset_#t~loopctr30| 12), 81104#(<= |#Ultimate.C_memset_#t~loopctr30| 11), 81107#(<= |#Ultimate.C_memset_#t~loopctr30| 14), 81106#(<= |#Ultimate.C_memset_#t~loopctr30| 13), 81109#(<= |#Ultimate.C_memset_#t~loopctr30| 16), 81108#(<= |#Ultimate.C_memset_#t~loopctr30| 15), 81111#(<= |#Ultimate.C_memset_#t~loopctr30| 18), 81110#(<= |#Ultimate.C_memset_#t~loopctr30| 17), 81113#(<= |#Ultimate.C_memset_#t~loopctr30| 20), 81112#(<= |#Ultimate.C_memset_#t~loopctr30| 19), 81115#(<= |#Ultimate.C_memset_#t~loopctr30| 22), 81114#(<= |#Ultimate.C_memset_#t~loopctr30| 21), 81117#(<= |#Ultimate.C_memset_#t~loopctr30| 24), 81116#(<= |#Ultimate.C_memset_#t~loopctr30| 23), 81119#(<= |#Ultimate.C_memset_#t~loopctr30| 26), 81118#(<= |#Ultimate.C_memset_#t~loopctr30| 25), 81121#(<= |#Ultimate.C_memset_#t~loopctr30| 28), 81120#(<= |#Ultimate.C_memset_#t~loopctr30| 27), 81123#(<= |#Ultimate.C_memset_#t~loopctr30| 30), 81122#(<= |#Ultimate.C_memset_#t~loopctr30| 29), 81125#(<= |#Ultimate.C_memset_#t~loopctr30| 32), 81124#(<= |#Ultimate.C_memset_#t~loopctr30| 31), 81127#(<= |#Ultimate.C_memset_#t~loopctr30| 34), 81126#(<= |#Ultimate.C_memset_#t~loopctr30| 33), 81129#(<= |#Ultimate.C_memset_#t~loopctr30| 36), 81128#(<= |#Ultimate.C_memset_#t~loopctr30| 35), 81131#(<= |#Ultimate.C_memset_#t~loopctr30| 38), 81130#(<= |#Ultimate.C_memset_#t~loopctr30| 37), 81133#(<= |#Ultimate.C_memset_#t~loopctr30| 40), 81132#(<= |#Ultimate.C_memset_#t~loopctr30| 39), 81135#(<= |#Ultimate.C_memset_#t~loopctr30| 42), 81134#(<= |#Ultimate.C_memset_#t~loopctr30| 41), 81137#(<= |#Ultimate.C_memset_#t~loopctr30| 44), 81136#(<= |#Ultimate.C_memset_#t~loopctr30| 43), 81139#(<= |#Ultimate.C_memset_#t~loopctr30| 46), 81138#(<= |#Ultimate.C_memset_#t~loopctr30| 45), 81141#(<= |#Ultimate.C_memset_#t~loopctr30| 48), 81140#(<= |#Ultimate.C_memset_#t~loopctr30| 47), 81143#(<= |#Ultimate.C_memset_#t~loopctr30| 50), 81142#(<= |#Ultimate.C_memset_#t~loopctr30| 49), 81145#(<= |#Ultimate.C_memset_#t~loopctr30| 52), 81144#(<= |#Ultimate.C_memset_#t~loopctr30| 51), 81147#(<= |#Ultimate.C_memset_#t~loopctr30| 54), 81146#(<= |#Ultimate.C_memset_#t~loopctr30| 53), 81149#(<= |#Ultimate.C_memset_#t~loopctr30| 56), 81148#(<= |#Ultimate.C_memset_#t~loopctr30| 55), 81151#(<= |#Ultimate.C_memset_#t~loopctr30| 58), 81150#(<= |#Ultimate.C_memset_#t~loopctr30| 57)] [2018-04-11 18:20:19,371 INFO L134 CoverageAnalysis]: Checked inductivity of 5926 backedges. 2855 proven. 1891 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-11 18:20:19,371 INFO L442 AbstractCegarLoop]: Interpolant automaton has 72 states [2018-04-11 18:20:19,371 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 72 interpolants. [2018-04-11 18:20:19,371 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=2025, Invalid=3087, Unknown=0, NotChecked=0, Total=5112 [2018-04-11 18:20:19,371 INFO L87 Difference]: Start difference. First operand 302 states and 370 transitions. Second operand 72 states. [2018-04-11 18:20:21,440 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 18:20:21,440 INFO L93 Difference]: Finished difference Result 451 states and 525 transitions. [2018-04-11 18:20:21,474 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 129 states. [2018-04-11 18:20:21,474 INFO L78 Accepts]: Start accepts. Automaton has 72 states. Word has length 243 [2018-04-11 18:20:21,474 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 18:20:21,475 INFO L225 Difference]: With dead ends: 451 [2018-04-11 18:20:21,475 INFO L226 Difference]: Without dead ends: 444 [2018-04-11 18:20:21,476 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 171 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 132 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2081 ImplicationChecksByTransitivity, 2.3s TimeCoverageRelationStatistics Valid=5207, Invalid=12615, Unknown=0, NotChecked=0, Total=17822 [2018-04-11 18:20:21,476 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 444 states. [2018-04-11 18:20:21,479 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 444 to 303. [2018-04-11 18:20:21,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 303 states. [2018-04-11 18:20:21,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 303 states and 372 transitions. [2018-04-11 18:20:21,479 INFO L78 Accepts]: Start accepts. Automaton has 303 states and 372 transitions. Word has length 243 [2018-04-11 18:20:21,479 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 18:20:21,479 INFO L459 AbstractCegarLoop]: Abstraction has 303 states and 372 transitions. [2018-04-11 18:20:21,479 INFO L460 AbstractCegarLoop]: Interpolant automaton has 72 states. [2018-04-11 18:20:21,479 INFO L276 IsEmpty]: Start isEmpty. Operand 303 states and 372 transitions. [2018-04-11 18:20:21,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 245 [2018-04-11 18:20:21,480 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 18:20:21,480 INFO L355 BasicCegarLoop]: trace histogram [102, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 18:20:21,480 INFO L408 AbstractCegarLoop]: === Iteration 76 === [__U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr0RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr4AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr3RequiresViolation]=== [2018-04-11 18:20:21,480 INFO L82 PathProgramCache]: Analyzing trace with hash 1481905256, now seen corresponding path program 63 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 77 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 77 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-11 18:20:21,482 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 18:20:21,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:21,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:21,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:21,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:21,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:21,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:21,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:21,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:21,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:21,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:21,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:21,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:21,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:21,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:21,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:21,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:21,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:21,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:21,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:21,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat Received shutdown request... [2018-04-11 18:20:22,649 WARN L519 AbstractCegarLoop]: Verification canceled [2018-04-11 18:20:22,653 WARN L197 ceAbstractionStarter]: Timeout [2018-04-11 18:20:22,653 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 11.04 06:20:22 BoogieIcfgContainer [2018-04-11 18:20:22,653 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-04-11 18:20:22,654 INFO L168 Benchmark]: Toolchain (without parser) took 188092.36 ms. Allocated memory was 400.6 MB in the beginning and 1.8 GB in the end (delta: 1.4 GB). Free memory was 333.2 MB in the beginning and 464.0 MB in the end (delta: -130.9 MB). Peak memory consumption was 1.2 GB. Max. memory is 5.3 GB. [2018-04-11 18:20:22,654 INFO L168 Benchmark]: CDTParser took 0.13 ms. Allocated memory is still 400.6 MB. Free memory is still 358.9 MB. There was no memory consumed. Max. memory is 5.3 GB. [2018-04-11 18:20:22,655 INFO L168 Benchmark]: CACSL2BoogieTranslator took 302.72 ms. Allocated memory is still 400.6 MB. Free memory was 332.5 MB in the beginning and 284.3 MB in the end (delta: 48.2 MB). Peak memory consumption was 48.2 MB. Max. memory is 5.3 GB. [2018-04-11 18:20:22,655 INFO L168 Benchmark]: Boogie Preprocessor took 52.38 ms. Allocated memory is still 400.6 MB. Free memory was 284.3 MB in the beginning and 281.0 MB in the end (delta: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 5.3 GB. [2018-04-11 18:20:22,655 INFO L168 Benchmark]: RCFGBuilder took 612.36 ms. Allocated memory was 400.6 MB in the beginning and 583.5 MB in the end (delta: 183.0 MB). Free memory was 281.0 MB in the beginning and 473.6 MB in the end (delta: -192.6 MB). Peak memory consumption was 27.2 MB. Max. memory is 5.3 GB. [2018-04-11 18:20:22,655 INFO L168 Benchmark]: TraceAbstraction took 187121.64 ms. Allocated memory was 583.5 MB in the beginning and 1.8 GB in the end (delta: 1.2 GB). Free memory was 473.6 MB in the beginning and 464.0 MB in the end (delta: 9.6 MB). Peak memory consumption was 1.2 GB. Max. memory is 5.3 GB. [2018-04-11 18:20:22,656 INFO L344 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13 ms. Allocated memory is still 400.6 MB. Free memory is still 358.9 MB. There was no memory consumed. Max. memory is 5.3 GB. * CACSL2BoogieTranslator took 302.72 ms. Allocated memory is still 400.6 MB. Free memory was 332.5 MB in the beginning and 284.3 MB in the end (delta: 48.2 MB). Peak memory consumption was 48.2 MB. Max. memory is 5.3 GB. * Boogie Preprocessor took 52.38 ms. Allocated memory is still 400.6 MB. Free memory was 284.3 MB in the beginning and 281.0 MB in the end (delta: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 5.3 GB. * RCFGBuilder took 612.36 ms. Allocated memory was 400.6 MB in the beginning and 583.5 MB in the end (delta: 183.0 MB). Free memory was 281.0 MB in the beginning and 473.6 MB in the end (delta: -192.6 MB). Peak memory consumption was 27.2 MB. Max. memory is 5.3 GB. * TraceAbstraction took 187121.64 ms. Allocated memory was 583.5 MB in the beginning and 1.8 GB in the end (delta: 1.2 GB). Free memory was 473.6 MB in the beginning and 464.0 MB in the end (delta: 9.6 MB). Peak memory consumption was 1.2 GB. Max. memory is 5.3 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - TimeoutResultAtElement [Line: 828]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 828). Cancelled while BasicCegarLoop was analyzing trace of length 245 with TraceHistMax 102, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while PredicateComparison was comparing new predicate (quantifier-free) to 56 known predicates. - TimeoutResultAtElement [Line: 829]: Timeout (TraceAbstraction) Unable to prove that free always succeeds (line 829). Cancelled while BasicCegarLoop was analyzing trace of length 245 with TraceHistMax 102, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while PredicateComparison was comparing new predicate (quantifier-free) to 56 known predicates. - TimeoutResultAtElement [Line: 828]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 828). Cancelled while BasicCegarLoop was analyzing trace of length 245 with TraceHistMax 102, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while PredicateComparison was comparing new predicate (quantifier-free) to 56 known predicates. - TimeoutResultAtElement [Line: 829]: Timeout (TraceAbstraction) Unable to prove that free always succeeds (line 829). Cancelled while BasicCegarLoop was analyzing trace of length 245 with TraceHistMax 102, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while PredicateComparison was comparing new predicate (quantifier-free) to 56 known predicates. - TimeoutResultAtElement [Line: 827]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 827). Cancelled while BasicCegarLoop was analyzing trace of length 245 with TraceHistMax 102, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while PredicateComparison was comparing new predicate (quantifier-free) to 56 known predicates. - TimeoutResultAtElement [Line: 827]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 827). Cancelled while BasicCegarLoop was analyzing trace of length 245 with TraceHistMax 102, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while PredicateComparison was comparing new predicate (quantifier-free) to 56 known predicates. - TimeoutResultAtElement [Line: 870]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 870). Cancelled while BasicCegarLoop was analyzing trace of length 245 with TraceHistMax 102, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while PredicateComparison was comparing new predicate (quantifier-free) to 56 known predicates. - TimeoutResultAtElement [Line: 864]: Timeout (TraceAbstraction) Unable to prove that all allocated memory was freed (line 864). Cancelled while BasicCegarLoop was analyzing trace of length 245 with TraceHistMax 102, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while PredicateComparison was comparing new predicate (quantifier-free) to 56 known predicates. - TimeoutResultAtElement [Line: 870]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 870). Cancelled while BasicCegarLoop was analyzing trace of length 245 with TraceHistMax 102, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while PredicateComparison was comparing new predicate (quantifier-free) to 56 known predicates. - TimeoutResultAtElement [Line: 785]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 785). Cancelled while BasicCegarLoop was analyzing trace of length 245 with TraceHistMax 102, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while PredicateComparison was comparing new predicate (quantifier-free) to 56 known predicates. - TimeoutResultAtElement [Line: 786]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 786). Cancelled while BasicCegarLoop was analyzing trace of length 245 with TraceHistMax 102, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while PredicateComparison was comparing new predicate (quantifier-free) to 56 known predicates. - TimeoutResultAtElement [Line: 785]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 785). Cancelled while BasicCegarLoop was analyzing trace of length 245 with TraceHistMax 102, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while PredicateComparison was comparing new predicate (quantifier-free) to 56 known predicates. - TimeoutResultAtElement [Line: 785]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 785). Cancelled while BasicCegarLoop was analyzing trace of length 245 with TraceHistMax 102, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while PredicateComparison was comparing new predicate (quantifier-free) to 56 known predicates. - TimeoutResultAtElement [Line: 785]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 785). Cancelled while BasicCegarLoop was analyzing trace of length 245 with TraceHistMax 102, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while PredicateComparison was comparing new predicate (quantifier-free) to 56 known predicates. - TimeoutResultAtElement [Line: 786]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 786). Cancelled while BasicCegarLoop was analyzing trace of length 245 with TraceHistMax 102, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while PredicateComparison was comparing new predicate (quantifier-free) to 56 known predicates. - TimeoutResultAtElement [Line: 795]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 795). Cancelled while BasicCegarLoop was analyzing trace of length 245 with TraceHistMax 102, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while PredicateComparison was comparing new predicate (quantifier-free) to 56 known predicates. - TimeoutResultAtElement [Line: 795]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 795). Cancelled while BasicCegarLoop was analyzing trace of length 245 with TraceHistMax 102, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while PredicateComparison was comparing new predicate (quantifier-free) to 56 known predicates. - TimeoutResultAtElement [Line: 794]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 794). Cancelled while BasicCegarLoop was analyzing trace of length 245 with TraceHistMax 102, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while PredicateComparison was comparing new predicate (quantifier-free) to 56 known predicates. - TimeoutResultAtElement [Line: 794]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 794). Cancelled while BasicCegarLoop was analyzing trace of length 245 with TraceHistMax 102, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while PredicateComparison was comparing new predicate (quantifier-free) to 56 known predicates. - TimeoutResultAtElement [Line: 794]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 794). Cancelled while BasicCegarLoop was analyzing trace of length 245 with TraceHistMax 102, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while PredicateComparison was comparing new predicate (quantifier-free) to 56 known predicates. - TimeoutResultAtElement [Line: 794]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 794). Cancelled while BasicCegarLoop was analyzing trace of length 245 with TraceHistMax 102, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while PredicateComparison was comparing new predicate (quantifier-free) to 56 known predicates. - TimeoutResultAtElement [Line: 776]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 776). Cancelled while BasicCegarLoop was analyzing trace of length 245 with TraceHistMax 102, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while PredicateComparison was comparing new predicate (quantifier-free) to 56 known predicates. - TimeoutResultAtElement [Line: 777]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 777). Cancelled while BasicCegarLoop was analyzing trace of length 245 with TraceHistMax 102, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while PredicateComparison was comparing new predicate (quantifier-free) to 56 known predicates. - TimeoutResultAtElement [Line: 775]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 775). Cancelled while BasicCegarLoop was analyzing trace of length 245 with TraceHistMax 102, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while PredicateComparison was comparing new predicate (quantifier-free) to 56 known predicates. - TimeoutResultAtElement [Line: 777]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 777). Cancelled while BasicCegarLoop was analyzing trace of length 245 with TraceHistMax 102, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while PredicateComparison was comparing new predicate (quantifier-free) to 56 known predicates. - TimeoutResultAtElement [Line: 775]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 775). Cancelled while BasicCegarLoop was analyzing trace of length 245 with TraceHistMax 102, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while PredicateComparison was comparing new predicate (quantifier-free) to 56 known predicates. - TimeoutResultAtElement [Line: 776]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 776). Cancelled while BasicCegarLoop was analyzing trace of length 245 with TraceHistMax 102, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while PredicateComparison was comparing new predicate (quantifier-free) to 56 known predicates. - TimeoutResultAtElement [Line: 776]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 776). Cancelled while BasicCegarLoop was analyzing trace of length 245 with TraceHistMax 102, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while PredicateComparison was comparing new predicate (quantifier-free) to 56 known predicates. - TimeoutResultAtElement [Line: 776]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 776). Cancelled while BasicCegarLoop was analyzing trace of length 245 with TraceHistMax 102, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while PredicateComparison was comparing new predicate (quantifier-free) to 56 known predicates. - TimeoutResultAtElement [Line: 819]: Timeout (TraceAbstraction) Unable to prove that free always succeeds (line 819). Cancelled while BasicCegarLoop was analyzing trace of length 245 with TraceHistMax 102, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while PredicateComparison was comparing new predicate (quantifier-free) to 56 known predicates. - TimeoutResultAtElement [Line: 819]: Timeout (TraceAbstraction) Unable to prove that free always succeeds (line 819). Cancelled while BasicCegarLoop was analyzing trace of length 245 with TraceHistMax 102, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while PredicateComparison was comparing new predicate (quantifier-free) to 56 known predicates. - TimeoutResultAtElement [Line: 818]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 818). Cancelled while BasicCegarLoop was analyzing trace of length 245 with TraceHistMax 102, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while PredicateComparison was comparing new predicate (quantifier-free) to 56 known predicates. - TimeoutResultAtElement [Line: 818]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 818). Cancelled while BasicCegarLoop was analyzing trace of length 245 with TraceHistMax 102, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while PredicateComparison was comparing new predicate (quantifier-free) to 56 known predicates. - TimeoutResultAtElement [Line: 858]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 858). Cancelled while BasicCegarLoop was analyzing trace of length 245 with TraceHistMax 102, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while PredicateComparison was comparing new predicate (quantifier-free) to 56 known predicates. - TimeoutResultAtElement [Line: 857]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 857). Cancelled while BasicCegarLoop was analyzing trace of length 245 with TraceHistMax 102, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while PredicateComparison was comparing new predicate (quantifier-free) to 56 known predicates. - TimeoutResultAtElement [Line: 857]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 857). Cancelled while BasicCegarLoop was analyzing trace of length 245 with TraceHistMax 102, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while PredicateComparison was comparing new predicate (quantifier-free) to 56 known predicates. - TimeoutResultAtElement [Line: 859]: Timeout (TraceAbstraction) Unable to prove that free always succeeds (line 859). Cancelled while BasicCegarLoop was analyzing trace of length 245 with TraceHistMax 102, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while PredicateComparison was comparing new predicate (quantifier-free) to 56 known predicates. - TimeoutResultAtElement [Line: 858]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 858). Cancelled while BasicCegarLoop was analyzing trace of length 245 with TraceHistMax 102, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while PredicateComparison was comparing new predicate (quantifier-free) to 56 known predicates. - TimeoutResultAtElement [Line: 859]: Timeout (TraceAbstraction) Unable to prove that free always succeeds (line 859). Cancelled while BasicCegarLoop was analyzing trace of length 245 with TraceHistMax 102, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while PredicateComparison was comparing new predicate (quantifier-free) to 56 known predicates. - TimeoutResultAtElement [Line: 866]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 866). Cancelled while BasicCegarLoop was analyzing trace of length 245 with TraceHistMax 102, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while PredicateComparison was comparing new predicate (quantifier-free) to 56 known predicates. - TimeoutResultAtElement [Line: 866]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 866). Cancelled while BasicCegarLoop was analyzing trace of length 245 with TraceHistMax 102, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while PredicateComparison was comparing new predicate (quantifier-free) to 56 known predicates. - TimeoutResultAtElement [Line: 803]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 803). Cancelled while BasicCegarLoop was analyzing trace of length 245 with TraceHistMax 102, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while PredicateComparison was comparing new predicate (quantifier-free) to 56 known predicates. - TimeoutResultAtElement [Line: 804]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 804). Cancelled while BasicCegarLoop was analyzing trace of length 245 with TraceHistMax 102, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while PredicateComparison was comparing new predicate (quantifier-free) to 56 known predicates. - TimeoutResultAtElement [Line: 804]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 804). Cancelled while BasicCegarLoop was analyzing trace of length 245 with TraceHistMax 102, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while PredicateComparison was comparing new predicate (quantifier-free) to 56 known predicates. - TimeoutResultAtElement [Line: 803]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 803). Cancelled while BasicCegarLoop was analyzing trace of length 245 with TraceHistMax 102, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while PredicateComparison was comparing new predicate (quantifier-free) to 56 known predicates. - TimeoutResultAtElement [Line: 803]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 803). Cancelled while BasicCegarLoop was analyzing trace of length 245 with TraceHistMax 102, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while PredicateComparison was comparing new predicate (quantifier-free) to 56 known predicates. - TimeoutResultAtElement [Line: 803]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 803). Cancelled while BasicCegarLoop was analyzing trace of length 245 with TraceHistMax 102, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while PredicateComparison was comparing new predicate (quantifier-free) to 56 known predicates. - TimeoutResultAtElement [Line: 812]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 812). Cancelled while BasicCegarLoop was analyzing trace of length 245 with TraceHistMax 102, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while PredicateComparison was comparing new predicate (quantifier-free) to 56 known predicates. - TimeoutResultAtElement [Line: 812]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 812). Cancelled while BasicCegarLoop was analyzing trace of length 245 with TraceHistMax 102, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while PredicateComparison was comparing new predicate (quantifier-free) to 56 known predicates. - TimeoutResultAtElement [Line: 812]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 812). Cancelled while BasicCegarLoop was analyzing trace of length 245 with TraceHistMax 102, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while PredicateComparison was comparing new predicate (quantifier-free) to 56 known predicates. - TimeoutResultAtElement [Line: 813]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 813). Cancelled while BasicCegarLoop was analyzing trace of length 245 with TraceHistMax 102, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while PredicateComparison was comparing new predicate (quantifier-free) to 56 known predicates. - TimeoutResultAtElement [Line: 812]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 812). Cancelled while BasicCegarLoop was analyzing trace of length 245 with TraceHistMax 102, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while PredicateComparison was comparing new predicate (quantifier-free) to 56 known predicates. - TimeoutResultAtElement [Line: 813]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 813). Cancelled while BasicCegarLoop was analyzing trace of length 245 with TraceHistMax 102, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while PredicateComparison was comparing new predicate (quantifier-free) to 56 known predicates. - TimeoutResultAtElement [Line: 742]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 742). Cancelled while BasicCegarLoop was analyzing trace of length 245 with TraceHistMax 102, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while PredicateComparison was comparing new predicate (quantifier-free) to 56 known predicates. - TimeoutResultAtElement [Line: 742]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 742). Cancelled while BasicCegarLoop was analyzing trace of length 245 with TraceHistMax 102, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while PredicateComparison was comparing new predicate (quantifier-free) to 56 known predicates. - TimeoutResultAtElement [Line: 837]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 837). Cancelled while BasicCegarLoop was analyzing trace of length 245 with TraceHistMax 102, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while PredicateComparison was comparing new predicate (quantifier-free) to 56 known predicates. - TimeoutResultAtElement [Line: 838]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 838). Cancelled while BasicCegarLoop was analyzing trace of length 245 with TraceHistMax 102, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while PredicateComparison was comparing new predicate (quantifier-free) to 56 known predicates. - TimeoutResultAtElement [Line: 838]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 838). Cancelled while BasicCegarLoop was analyzing trace of length 245 with TraceHistMax 102, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while PredicateComparison was comparing new predicate (quantifier-free) to 56 known predicates. - TimeoutResultAtElement [Line: 837]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 837). Cancelled while BasicCegarLoop was analyzing trace of length 245 with TraceHistMax 102, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while PredicateComparison was comparing new predicate (quantifier-free) to 56 known predicates. - TimeoutResultAtElement [Line: 839]: Timeout (TraceAbstraction) Unable to prove that free always succeeds (line 839). Cancelled while BasicCegarLoop was analyzing trace of length 245 with TraceHistMax 102, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while PredicateComparison was comparing new predicate (quantifier-free) to 56 known predicates. - TimeoutResultAtElement [Line: 839]: Timeout (TraceAbstraction) Unable to prove that free always succeeds (line 839). Cancelled while BasicCegarLoop was analyzing trace of length 245 with TraceHistMax 102, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while PredicateComparison was comparing new predicate (quantifier-free) to 56 known predicates. - TimeoutResultAtElement [Line: 848]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 848). Cancelled while BasicCegarLoop was analyzing trace of length 245 with TraceHistMax 102, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while PredicateComparison was comparing new predicate (quantifier-free) to 56 known predicates. - TimeoutResultAtElement [Line: 847]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 847). Cancelled while BasicCegarLoop was analyzing trace of length 245 with TraceHistMax 102, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while PredicateComparison was comparing new predicate (quantifier-free) to 56 known predicates. - TimeoutResultAtElement [Line: 847]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 847). Cancelled while BasicCegarLoop was analyzing trace of length 245 with TraceHistMax 102, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while PredicateComparison was comparing new predicate (quantifier-free) to 56 known predicates. - TimeoutResultAtElement [Line: 849]: Timeout (TraceAbstraction) Unable to prove that free always succeeds (line 849). Cancelled while BasicCegarLoop was analyzing trace of length 245 with TraceHistMax 102, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while PredicateComparison was comparing new predicate (quantifier-free) to 56 known predicates. - TimeoutResultAtElement [Line: 849]: Timeout (TraceAbstraction) Unable to prove that free always succeeds (line 849). Cancelled while BasicCegarLoop was analyzing trace of length 245 with TraceHistMax 102, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while PredicateComparison was comparing new predicate (quantifier-free) to 56 known predicates. - TimeoutResultAtElement [Line: 848]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 848). Cancelled while BasicCegarLoop was analyzing trace of length 245 with TraceHistMax 102, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while PredicateComparison was comparing new predicate (quantifier-free) to 56 known predicates. - StatisticsResult: Ultimate Automizer benchmark data CFG has 16 procedures, 234 locations, 67 error locations. TIMEOUT Result, 187.0s OverallTime, 76 OverallIterations, 102 TraceHistogramMax, 129.9s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 15243 SDtfs, 15945 SDslu, 220113 SDs, 0 SdLazy, 238953 SolverSat, 5626 SolverUnsat, 17 SolverUnknown, 0 SolverNotchecked, 77.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 7400 GetRequests, 2690 SyntacticMatches, 0 SemanticMatches, 4710 ConstructedPredicates, 3 IntricatePredicates, 0 DeprecatedPredicates, 47372 ImplicationChecksByTransitivity, 71.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=303occurred in iteration=75, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 169055/210036 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.3s AutomataMinimizationTime, 75 MinimizatonAttempts, 5537 StatesRemovedByMinimization, 75 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 1.5s SsaConstructionTime, 1.9s SatisfiabilityAnalysisTime, 48.6s InterpolantComputationTime, 14558 NumberOfCodeBlocks, 14558 NumberOfCodeBlocksAsserted, 75 NumberOfCheckSat, 14483 ConstructedInterpolants, 8 QuantifiedInterpolants, 8470512 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 75 InterpolantComputations, 6 PerfectInterpolantSequences, 169055/210036 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: Timeout Written .csv to /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/test-0234_false-valid-memtrack.i_svcomp-DerefFreeMemtrack-32bit-Automizer_z3.epf_AutomizerC.xml/Csv-Benchmark-0-2018-04-11_18-20-22-661.csv Written .csv to /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/test-0234_false-valid-memtrack.i_svcomp-DerefFreeMemtrack-32bit-Automizer_z3.epf_AutomizerC.xml/Csv-TraceAbstractionBenchmarks-0-2018-04-11_18-20-22-661.csv Completed graceful shutdown