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 -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/ai/eq-bench/svcomp-DerefFreeMemtrack-32bit-Automizer_Fixed_noBitfields+AI_EQ_SS.epf -i ../../../trunk/examples/svcomp/memsafety/test-0219_true-valid-memsafety.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-8168ed2-m [2018-04-11 21:21:01,341 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-04-11 21:21:01,343 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-04-11 21:21:01,356 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2018-04-11 21:21:01,385 INFO L98 SettingsManager]: Beginning loading settings from /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/ai/eq-bench/svcomp-DerefFreeMemtrack-32bit-Automizer_Fixed_noBitfields+AI_EQ_SS.epf [2018-04-11 21:21:01,410 INFO L110 SettingsManager]: Loading preferences was successful [2018-04-11 21:21:01,410 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-04-11 21:21:01,410 INFO L131 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2018-04-11 21:21:01,411 INFO L133 SettingsManager]: * ultimate.logging.details=de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation=DEBUG; [2018-04-11 21:21:01,411 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-04-11 21:21:01,411 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-04-11 21:21:01,412 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-04-11 21:21:01,412 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=VPDomain [2018-04-11 21:21:01,412 INFO L133 SettingsManager]: * Parallel states before merging=1 [2018-04-11 21:21:01,412 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-04-11 21:21:01,413 INFO L131 SettingsManager]: Preferences of LTL2Aut differ from their defaults: [2018-04-11 21:21:01,413 INFO L133 SettingsManager]: * Property to check=[] a a: x > 42 [2018-04-11 21:21:01,413 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-04-11 21:21:01,413 INFO L133 SettingsManager]: * sizeof long=4 [2018-04-11 21:21:01,413 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-04-11 21:21:01,414 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-04-11 21:21:01,414 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-04-11 21:21:01,414 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-04-11 21:21:01,414 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2018-04-11 21:21:01,414 INFO L133 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2018-04-11 21:21:01,414 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-04-11 21:21:01,415 INFO L133 SettingsManager]: * sizeof long double=12 [2018-04-11 21:21:01,415 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-04-11 21:21:01,415 INFO L133 SettingsManager]: * Size of a code block=SingleStatement [2018-04-11 21:21:01,415 INFO L133 SettingsManager]: * Add additional assume for each assert=false [2018-04-11 21:21:01,415 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-04-11 21:21:01,416 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-04-11 21:21:01,416 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-04-11 21:21:01,416 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-04-11 21:21:01,416 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-04-11 21:21:01,416 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-04-11 21:21:01,417 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-04-11 21:21:01,417 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-11 21:21:01,417 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-04-11 21:21:01,418 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-04-11 21:21:01,418 INFO L133 SettingsManager]: * TransformationType=HEAP_SEPARATOR [2018-04-11 21:21:01,418 INFO L131 SettingsManager]: Preferences of Boogie Printer differ from their defaults: [2018-04-11 21:21:01,418 INFO L133 SettingsManager]: * Dump path:=C:\Users\alex\AppData\Local\Temp\ [2018-04-11 21:21:01,454 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-04-11 21:21:01,467 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Parser(s) successfully (re)initialized [2018-04-11 21:21:01,471 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-04-11 21:21:01,473 INFO L271 PluginConnector]: Initializing CDTParser... [2018-04-11 21:21:01,473 INFO L276 PluginConnector]: CDTParser initialized [2018-04-11 21:21:01,474 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/memsafety/test-0219_true-valid-memsafety.i [2018-04-11 21:21:01,800 INFO L225 CDTParser]: Created temporary CDT project at /storage/ultimate/releaseScripts/default/UAutomizer-linux/data/FLAG11972f098 [2018-04-11 21:21:01,998 INFO L287 CDTParser]: IsIndexed: true [2018-04-11 21:21:01,998 INFO L288 CDTParser]: Found 1 translation units. [2018-04-11 21:21:01,999 INFO L168 CDTParser]: Scanning test-0219_true-valid-memsafety.i [2018-04-11 21:21:02,009 INFO L210 ultiparseSymbolTable]: Include resolver: [2018-04-11 21:21:02,010 INFO L215 ultiparseSymbolTable]: [2018-04-11 21:21:02,010 INFO L218 ultiparseSymbolTable]: Function table: [2018-04-11 21:21:02,010 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_ftest______true_valid_memsafety_i__l2_destroy ('l2_destroy') in test-0219_true-valid-memsafety.i [2018-04-11 21:21:02,010 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_ftest______true_valid_memsafety_i__calloc_model ('calloc_model') in test-0219_true-valid-memsafety.i [2018-04-11 21:21:02,010 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_ftest______true_valid_memsafety_i__l2_insert ('l2_insert') in test-0219_true-valid-memsafety.i [2018-04-11 21:21:02,011 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_ftest______true_valid_memsafety_i__l1_insert ('l1_insert') in test-0219_true-valid-memsafety.i [2018-04-11 21:21:02,011 INFO L221 ultiparseSymbolTable]: Function definition of null ('main') in test-0219_true-valid-memsafety.i [2018-04-11 21:21:02,011 INFO L227 ultiparseSymbolTable]: Global variable table: [2018-04-11 21:21:02,011 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i____int32_t in test-0219_true-valid-memsafety.i [2018-04-11 21:21:02,011 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__div_t in test-0219_true-valid-memsafety.i [2018-04-11 21:21:02,011 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i____suseconds_t in test-0219_true-valid-memsafety.i [2018-04-11 21:21:02,011 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__time_t in test-0219_true-valid-memsafety.i [2018-04-11 21:21:02,011 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__fsblkcnt_t in test-0219_true-valid-memsafety.i [2018-04-11 21:21:02,012 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__key_t in test-0219_true-valid-memsafety.i [2018-04-11 21:21:02,012 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__pthread_mutex_t in test-0219_true-valid-memsafety.i [2018-04-11 21:21:02,012 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i____u_short in test-0219_true-valid-memsafety.i [2018-04-11 21:21:02,012 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__uid_t in test-0219_true-valid-memsafety.i [2018-04-11 21:21:02,012 INFO L230 ultiparseSymbolTable]: Global variable declaration of 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[2018-04-11 21:21:02,013 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__mode_t in test-0219_true-valid-memsafety.i [2018-04-11 21:21:02,013 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__int16_t in test-0219_true-valid-memsafety.i [2018-04-11 21:21:02,013 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__lldiv_t in test-0219_true-valid-memsafety.i [2018-04-11 21:21:02,013 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i____u_char in test-0219_true-valid-memsafety.i [2018-04-11 21:21:02,013 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i____blksize_t in test-0219_true-valid-memsafety.i [2018-04-11 21:21:02,014 INFO L230 ultiparseSymbolTable]: Global variable declaration of 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21:21:02,014 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__u_int64_t in test-0219_true-valid-memsafety.i [2018-04-11 21:21:02,015 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__u_int in test-0219_true-valid-memsafety.i [2018-04-11 21:21:02,015 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__pthread_mutexattr_t in test-0219_true-valid-memsafety.i [2018-04-11 21:21:02,015 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i____fsfilcnt_t in test-0219_true-valid-memsafety.i [2018-04-11 21:21:02,015 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i____qaddr_t in test-0219_true-valid-memsafety.i [2018-04-11 21:21:02,015 INFO L230 ultiparseSymbolTable]: Global variable declaration of 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21:21:02,016 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__u_short in test-0219_true-valid-memsafety.i [2018-04-11 21:21:02,016 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__off_t in test-0219_true-valid-memsafety.i [2018-04-11 21:21:02,016 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__gid_t in test-0219_true-valid-memsafety.i [2018-04-11 21:21:02,016 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__ulong in test-0219_true-valid-memsafety.i [2018-04-11 21:21:02,016 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__pid_t in test-0219_true-valid-memsafety.i [2018-04-11 21:21:02,016 INFO L230 ultiparseSymbolTable]: Global variable declaration of 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test-0219_true-valid-memsafety.i [2018-04-11 21:21:02,017 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__u_long in test-0219_true-valid-memsafety.i [2018-04-11 21:21:02,017 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i____caddr_t in test-0219_true-valid-memsafety.i [2018-04-11 21:21:02,017 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i____fsid_t in test-0219_true-valid-memsafety.i [2018-04-11 21:21:02,017 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__size_t in test-0219_true-valid-memsafety.i [2018-04-11 21:21:02,017 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i____sigset_t in test-0219_true-valid-memsafety.i [2018-04-11 21:21:02,018 INFO L230 ultiparseSymbolTable]: Global variable 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Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__dev_t in test-0219_true-valid-memsafety.i [2018-04-11 21:21:02,019 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__quad_t in test-0219_true-valid-memsafety.i [2018-04-11 21:21:02,019 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i____u_int in test-0219_true-valid-memsafety.i [2018-04-11 21:21:02,019 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i____uint8_t in test-0219_true-valid-memsafety.i [2018-04-11 21:21:02,019 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i____blkcnt_t in test-0219_true-valid-memsafety.i [2018-04-11 21:21:02,019 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__pthread_cond_t in test-0219_true-valid-memsafety.i [2018-04-11 21:21:02,019 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__u_int8_t in test-0219_true-valid-memsafety.i [2018-04-11 21:21:02,019 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__u_int16_t in test-0219_true-valid-memsafety.i [2018-04-11 21:21:02,019 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i____key_t in test-0219_true-valid-memsafety.i [2018-04-11 21:21:02,019 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i____loff_t in test-0219_true-valid-memsafety.i [2018-04-11 21:21:02,019 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i____useconds_t in test-0219_true-valid-memsafety.i [2018-04-11 21:21:02,020 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__wchar_t in test-0219_true-valid-memsafety.i [2018-04-11 21:21:02,020 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__fd_mask in test-0219_true-valid-memsafety.i [2018-04-11 21:21:02,020 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__suseconds_t in test-0219_true-valid-memsafety.i [2018-04-11 21:21:02,020 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i____u_quad_t in test-0219_true-valid-memsafety.i [2018-04-11 21:21:02,020 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i____gid_t in test-0219_true-valid-memsafety.i [2018-04-11 21:21:02,020 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__pthread_barrier_t in test-0219_true-valid-memsafety.i [2018-04-11 21:21:02,020 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i____quad_t in test-0219_true-valid-memsafety.i [2018-04-11 21:21:02,020 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__pthread_t in test-0219_true-valid-memsafety.i [2018-04-11 21:21:02,020 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i____fd_mask in test-0219_true-valid-memsafety.i [2018-04-11 21:21:02,020 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i____int64_t in test-0219_true-valid-memsafety.i [2018-04-11 21:21:02,020 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__ushort in test-0219_true-valid-memsafety.i [2018-04-11 21:21:02,021 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__loff_t in test-0219_true-valid-memsafety.i [2018-04-11 21:21:02,021 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__int64_t in test-0219_true-valid-memsafety.i [2018-04-11 21:21:02,021 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i____WAIT_STATUS in test-0219_true-valid-memsafety.i [2018-04-11 21:21:02,021 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i____fsblkcnt64_t in test-0219_true-valid-memsafety.i [2018-04-11 21:21:02,021 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__pthread_condattr_t in test-0219_true-valid-memsafety.i [2018-04-11 21:21:02,021 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i____uint16_t in test-0219_true-valid-memsafety.i [2018-04-11 21:21:02,021 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i____pid_t in test-0219_true-valid-memsafety.i [2018-04-11 21:21:02,021 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i____daddr_t in test-0219_true-valid-memsafety.i [2018-04-11 21:21:02,022 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__ldiv_t in test-0219_true-valid-memsafety.i [2018-04-11 21:21:02,022 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i____fsfilcnt64_t in test-0219_true-valid-memsafety.i [2018-04-11 21:21:02,022 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i____blkcnt64_t in test-0219_true-valid-memsafety.i [2018-04-11 21:21:02,022 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__u_int32_t in test-0219_true-valid-memsafety.i [2018-04-11 21:21:02,022 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__pthread_rwlockattr_t in test-0219_true-valid-memsafety.i [2018-04-11 21:21:02,022 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__ino_t in test-0219_true-valid-memsafety.i [2018-04-11 21:21:02,022 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i____uint64_t in test-0219_true-valid-memsafety.i [2018-04-11 21:21:02,023 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i____swblk_t in test-0219_true-valid-memsafety.i [2018-04-11 21:21:02,023 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__pthread_barrierattr_t in test-0219_true-valid-memsafety.i [2018-04-11 21:21:02,023 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__timer_t in test-0219_true-valid-memsafety.i [2018-04-11 21:21:02,023 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i____ssize_t in test-0219_true-valid-memsafety.i [2018-04-11 21:21:02,023 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__int32_t in test-0219_true-valid-memsafety.i [2018-04-11 21:21:02,023 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__register_t in test-0219_true-valid-memsafety.i [2018-04-11 21:21:02,023 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i____sig_atomic_t in test-0219_true-valid-memsafety.i [2018-04-11 21:21:02,023 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i____locale_t in test-0219_true-valid-memsafety.i [2018-04-11 21:21:02,024 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i____nlink_t in test-0219_true-valid-memsafety.i [2018-04-11 21:21:02,024 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__pthread_key_t in test-0219_true-valid-memsafety.i [2018-04-11 21:21:02,024 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i____ino64_t in test-0219_true-valid-memsafety.i [2018-04-11 21:21:02,024 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i____off_t in test-0219_true-valid-memsafety.i [2018-04-11 21:21:02,024 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__nlink_t in test-0219_true-valid-memsafety.i [2018-04-11 21:21:02,024 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__fsfilcnt_t in test-0219_true-valid-memsafety.i [2018-04-11 21:21:02,024 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i____uid_t in test-0219_true-valid-memsafety.i [2018-04-11 21:21:02,025 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__ssize_t in test-0219_true-valid-memsafety.i [2018-04-11 21:21:02,025 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__id_t in test-0219_true-valid-memsafety.i [2018-04-11 21:21:02,025 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__uint in test-0219_true-valid-memsafety.i [2018-04-11 21:21:02,025 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__sigset_t in test-0219_true-valid-memsafety.i [2018-04-11 21:21:02,043 INFO L330 CDTParser]: Deleted temporary CDT project at /storage/ultimate/releaseScripts/default/UAutomizer-linux/data/FLAG11972f098 [2018-04-11 21:21:02,048 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-04-11 21:21:02,050 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-04-11 21:21:02,051 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-04-11 21:21:02,051 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-04-11 21:21:02,056 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-04-11 21:21:02,057 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.04 09:21:02" (1/1) ... [2018-04-11 21:21:02,059 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@118263f8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 09:21:02, skipping insertion in model container [2018-04-11 21:21:02,059 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.04 09:21:02" (1/1) ... [2018-04-11 21:21:02,072 INFO L167 Dispatcher]: Using SV-COMP mode [2018-04-11 21:21:02,104 INFO L167 Dispatcher]: Using SV-COMP mode [2018-04-11 21:21:02,277 INFO L175 PostProcessor]: Settings: Checked method=main [2018-04-11 21:21:02,331 INFO L175 PostProcessor]: Settings: Checked method=main [2018-04-11 21:21:02,339 INFO L100 SccComputation]: Graph consists of 0 InCaSumBalls and 162 non ball SCCs. Number of states in SCCs 162. [2018-04-11 21:21:02,409 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 09:21:02 WrapperNode [2018-04-11 21:21:02,410 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-04-11 21:21:02,411 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-04-11 21:21:02,411 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-04-11 21:21:02,411 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-04-11 21:21:02,421 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 09:21:02" (1/1) ... [2018-04-11 21:21:02,421 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 09:21:02" (1/1) ... [2018-04-11 21:21:02,439 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 09:21:02" (1/1) ... [2018-04-11 21:21:02,440 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 09:21:02" (1/1) ... [2018-04-11 21:21:02,458 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 09:21:02" (1/1) ... [2018-04-11 21:21:02,465 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 09:21:02" (1/1) ... [2018-04-11 21:21:02,469 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 09:21:02" (1/1) ... [2018-04-11 21:21:02,476 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-04-11 21:21:02,477 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-04-11 21:21:02,477 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-04-11 21:21:02,477 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-04-11 21:21:02,478 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 09:21:02" (1/1) ... No working directory specified, using /storage/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 21:21:02,597 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-04-11 21:21:02,597 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-04-11 21:21:02,597 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_ftest______true_valid_memsafety_i__calloc_model [2018-04-11 21:21:02,597 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_ftest______true_valid_memsafety_i__l2_insert [2018-04-11 21:21:02,598 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_ftest______true_valid_memsafety_i__l2_destroy [2018-04-11 21:21:02,598 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_ftest______true_valid_memsafety_i__l1_insert [2018-04-11 21:21:02,598 INFO L136 BoogieDeclarations]: Found implementation of procedure main [2018-04-11 21:21:02,598 INFO L136 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2018-04-11 21:21:02,598 INFO L128 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-04-11 21:21:02,598 INFO L128 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2018-04-11 21:21:02,598 INFO L128 BoogieDeclarations]: Found specification of procedure atof [2018-04-11 21:21:02,598 INFO L128 BoogieDeclarations]: Found specification of procedure atoi [2018-04-11 21:21:02,599 INFO L128 BoogieDeclarations]: Found specification of procedure atol [2018-04-11 21:21:02,599 INFO L128 BoogieDeclarations]: Found specification of procedure atoll [2018-04-11 21:21:02,599 INFO L128 BoogieDeclarations]: Found specification of procedure strtod [2018-04-11 21:21:02,599 INFO L128 BoogieDeclarations]: Found specification of procedure strtof [2018-04-11 21:21:02,599 INFO L128 BoogieDeclarations]: Found specification of procedure strtold [2018-04-11 21:21:02,599 INFO L128 BoogieDeclarations]: Found specification of procedure strtol [2018-04-11 21:21:02,599 INFO L128 BoogieDeclarations]: Found specification of procedure strtoul [2018-04-11 21:21:02,600 INFO L128 BoogieDeclarations]: Found specification of procedure strtoq [2018-04-11 21:21:02,600 INFO L128 BoogieDeclarations]: Found specification of procedure strtouq [2018-04-11 21:21:02,600 INFO L128 BoogieDeclarations]: Found specification of procedure strtoll [2018-04-11 21:21:02,600 INFO L128 BoogieDeclarations]: Found specification of procedure strtoull [2018-04-11 21:21:02,600 INFO L128 BoogieDeclarations]: Found specification of procedure l64a [2018-04-11 21:21:02,600 INFO L128 BoogieDeclarations]: Found specification of procedure a64l [2018-04-11 21:21:02,601 INFO L128 BoogieDeclarations]: Found specification of procedure select [2018-04-11 21:21:02,601 INFO L128 BoogieDeclarations]: Found specification of procedure pselect [2018-04-11 21:21:02,601 INFO L128 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2018-04-11 21:21:02,601 INFO L128 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2018-04-11 21:21:02,601 INFO L128 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2018-04-11 21:21:02,601 INFO L128 BoogieDeclarations]: Found specification of procedure random [2018-04-11 21:21:02,601 INFO L128 BoogieDeclarations]: Found specification of procedure srandom [2018-04-11 21:21:02,601 INFO L128 BoogieDeclarations]: Found specification of procedure initstate [2018-04-11 21:21:02,601 INFO L128 BoogieDeclarations]: Found specification of procedure setstate [2018-04-11 21:21:02,601 INFO L128 BoogieDeclarations]: Found specification of procedure random_r [2018-04-11 21:21:02,602 INFO L128 BoogieDeclarations]: Found specification of procedure srandom_r [2018-04-11 21:21:02,602 INFO L128 BoogieDeclarations]: Found specification of procedure initstate_r [2018-04-11 21:21:02,602 INFO L128 BoogieDeclarations]: Found specification of procedure setstate_r [2018-04-11 21:21:02,602 INFO L128 BoogieDeclarations]: Found specification of procedure rand [2018-04-11 21:21:02,602 INFO L128 BoogieDeclarations]: Found specification of procedure srand [2018-04-11 21:21:02,602 INFO L128 BoogieDeclarations]: Found specification of procedure rand_r [2018-04-11 21:21:02,602 INFO L128 BoogieDeclarations]: Found specification of procedure drand48 [2018-04-11 21:21:02,602 INFO L128 BoogieDeclarations]: Found specification of procedure erand48 [2018-04-11 21:21:02,602 INFO L128 BoogieDeclarations]: Found specification of procedure lrand48 [2018-04-11 21:21:02,603 INFO L128 BoogieDeclarations]: Found specification of procedure nrand48 [2018-04-11 21:21:02,603 INFO L128 BoogieDeclarations]: Found specification of procedure mrand48 [2018-04-11 21:21:02,603 INFO L128 BoogieDeclarations]: Found specification of procedure jrand48 [2018-04-11 21:21:02,603 INFO L128 BoogieDeclarations]: Found specification of procedure srand48 [2018-04-11 21:21:02,603 INFO L128 BoogieDeclarations]: Found specification of procedure seed48 [2018-04-11 21:21:02,603 INFO L128 BoogieDeclarations]: Found specification of procedure lcong48 [2018-04-11 21:21:02,603 INFO L128 BoogieDeclarations]: Found specification of procedure drand48_r [2018-04-11 21:21:02,603 INFO L128 BoogieDeclarations]: Found specification of procedure erand48_r [2018-04-11 21:21:02,603 INFO L128 BoogieDeclarations]: Found specification of procedure lrand48_r [2018-04-11 21:21:02,603 INFO L128 BoogieDeclarations]: Found specification of procedure nrand48_r [2018-04-11 21:21:02,604 INFO L128 BoogieDeclarations]: Found specification of procedure mrand48_r [2018-04-11 21:21:02,604 INFO L128 BoogieDeclarations]: Found specification of procedure jrand48_r [2018-04-11 21:21:02,604 INFO L128 BoogieDeclarations]: Found specification of procedure srand48_r [2018-04-11 21:21:02,604 INFO L128 BoogieDeclarations]: Found specification of procedure seed48_r [2018-04-11 21:21:02,604 INFO L128 BoogieDeclarations]: Found specification of procedure lcong48_r [2018-04-11 21:21:02,604 INFO L128 BoogieDeclarations]: Found specification of procedure malloc [2018-04-11 21:21:02,604 INFO L128 BoogieDeclarations]: Found specification of procedure calloc [2018-04-11 21:21:02,604 INFO L128 BoogieDeclarations]: Found specification of procedure realloc [2018-04-11 21:21:02,604 INFO L128 BoogieDeclarations]: Found specification of procedure free [2018-04-11 21:21:02,604 INFO L128 BoogieDeclarations]: Found specification of procedure cfree [2018-04-11 21:21:02,604 INFO L128 BoogieDeclarations]: Found specification of procedure alloca [2018-04-11 21:21:02,605 INFO L128 BoogieDeclarations]: Found specification of procedure valloc [2018-04-11 21:21:02,605 INFO L128 BoogieDeclarations]: Found specification of procedure posix_memalign [2018-04-11 21:21:02,605 INFO L128 BoogieDeclarations]: Found specification of procedure abort [2018-04-11 21:21:02,605 INFO L128 BoogieDeclarations]: Found specification of procedure atexit [2018-04-11 21:21:02,605 INFO L128 BoogieDeclarations]: Found specification of procedure on_exit [2018-04-11 21:21:02,605 INFO L128 BoogieDeclarations]: Found specification of procedure exit [2018-04-11 21:21:02,605 INFO L128 BoogieDeclarations]: Found specification of procedure _Exit [2018-04-11 21:21:02,605 INFO L128 BoogieDeclarations]: Found specification of procedure getenv [2018-04-11 21:21:02,605 INFO L128 BoogieDeclarations]: Found specification of procedure __secure_getenv [2018-04-11 21:21:02,605 INFO L128 BoogieDeclarations]: Found specification of procedure putenv [2018-04-11 21:21:02,605 INFO L128 BoogieDeclarations]: Found specification of procedure setenv [2018-04-11 21:21:02,606 INFO L128 BoogieDeclarations]: Found specification of procedure unsetenv [2018-04-11 21:21:02,606 INFO L128 BoogieDeclarations]: Found specification of procedure clearenv [2018-04-11 21:21:02,606 INFO L128 BoogieDeclarations]: Found specification of procedure mktemp [2018-04-11 21:21:02,606 INFO L128 BoogieDeclarations]: Found specification of procedure mkstemp [2018-04-11 21:21:02,606 INFO L128 BoogieDeclarations]: Found specification of procedure mkstemps [2018-04-11 21:21:02,606 INFO L128 BoogieDeclarations]: Found specification of procedure mkdtemp [2018-04-11 21:21:02,606 INFO L128 BoogieDeclarations]: Found specification of procedure system [2018-04-11 21:21:02,606 INFO L128 BoogieDeclarations]: Found specification of procedure realpath [2018-04-11 21:21:02,607 INFO L128 BoogieDeclarations]: Found specification of procedure bsearch [2018-04-11 21:21:02,607 INFO L128 BoogieDeclarations]: Found specification of procedure qsort [2018-04-11 21:21:02,607 INFO L128 BoogieDeclarations]: Found specification of procedure abs [2018-04-11 21:21:02,607 INFO L128 BoogieDeclarations]: Found specification of procedure labs [2018-04-11 21:21:02,607 INFO L128 BoogieDeclarations]: Found specification of procedure llabs [2018-04-11 21:21:02,607 INFO L128 BoogieDeclarations]: Found specification of procedure div [2018-04-11 21:21:02,607 INFO L128 BoogieDeclarations]: Found specification of procedure ldiv [2018-04-11 21:21:02,607 INFO L128 BoogieDeclarations]: Found specification of procedure lldiv [2018-04-11 21:21:02,608 INFO L128 BoogieDeclarations]: Found specification of procedure ecvt [2018-04-11 21:21:02,608 INFO L128 BoogieDeclarations]: Found specification of procedure fcvt [2018-04-11 21:21:02,608 INFO L128 BoogieDeclarations]: Found specification of procedure gcvt [2018-04-11 21:21:02,608 INFO L128 BoogieDeclarations]: Found specification of procedure qecvt [2018-04-11 21:21:02,608 INFO L128 BoogieDeclarations]: Found specification of procedure qfcvt [2018-04-11 21:21:02,608 INFO L128 BoogieDeclarations]: Found specification of procedure qgcvt [2018-04-11 21:21:02,608 INFO L128 BoogieDeclarations]: Found specification of procedure ecvt_r [2018-04-11 21:21:02,608 INFO L128 BoogieDeclarations]: Found specification of procedure fcvt_r [2018-04-11 21:21:02,609 INFO L128 BoogieDeclarations]: Found specification of procedure qecvt_r [2018-04-11 21:21:02,609 INFO L128 BoogieDeclarations]: Found specification of procedure qfcvt_r [2018-04-11 21:21:02,609 INFO L128 BoogieDeclarations]: Found specification of procedure mblen [2018-04-11 21:21:02,609 INFO L128 BoogieDeclarations]: Found specification of procedure mbtowc [2018-04-11 21:21:02,609 INFO L128 BoogieDeclarations]: Found specification of procedure wctomb [2018-04-11 21:21:02,609 INFO L128 BoogieDeclarations]: Found specification of procedure mbstowcs [2018-04-11 21:21:02,609 INFO L128 BoogieDeclarations]: Found specification of procedure wcstombs [2018-04-11 21:21:02,610 INFO L128 BoogieDeclarations]: Found specification of procedure rpmatch [2018-04-11 21:21:02,610 INFO L128 BoogieDeclarations]: Found specification of procedure getsubopt [2018-04-11 21:21:02,610 INFO L128 BoogieDeclarations]: Found specification of procedure getloadavg [2018-04-11 21:21:02,610 INFO L128 BoogieDeclarations]: Found specification of procedure memcpy [2018-04-11 21:21:02,610 INFO L128 BoogieDeclarations]: Found specification of procedure memmove [2018-04-11 21:21:02,610 INFO L128 BoogieDeclarations]: Found specification of procedure memccpy [2018-04-11 21:21:02,610 INFO L128 BoogieDeclarations]: Found specification of procedure memset [2018-04-11 21:21:02,610 INFO L128 BoogieDeclarations]: Found specification of procedure memcmp [2018-04-11 21:21:02,610 INFO L128 BoogieDeclarations]: Found specification of procedure memchr [2018-04-11 21:21:02,610 INFO L128 BoogieDeclarations]: Found specification of procedure strcpy [2018-04-11 21:21:02,611 INFO L128 BoogieDeclarations]: Found specification of procedure strncpy [2018-04-11 21:21:02,611 INFO L128 BoogieDeclarations]: Found specification of procedure strcat [2018-04-11 21:21:02,611 INFO L128 BoogieDeclarations]: Found specification of procedure strncat [2018-04-11 21:21:02,611 INFO L128 BoogieDeclarations]: Found specification of procedure strcmp [2018-04-11 21:21:02,611 INFO L128 BoogieDeclarations]: Found specification of procedure strncmp [2018-04-11 21:21:02,611 INFO L128 BoogieDeclarations]: Found specification of procedure strcoll [2018-04-11 21:21:02,611 INFO L128 BoogieDeclarations]: Found specification of procedure strxfrm [2018-04-11 21:21:02,611 INFO L128 BoogieDeclarations]: Found specification of procedure strcoll_l [2018-04-11 21:21:02,611 INFO L128 BoogieDeclarations]: Found specification of procedure strxfrm_l [2018-04-11 21:21:02,611 INFO L128 BoogieDeclarations]: Found specification of procedure strdup [2018-04-11 21:21:02,612 INFO L128 BoogieDeclarations]: Found specification of procedure strndup [2018-04-11 21:21:02,612 INFO L128 BoogieDeclarations]: Found specification of procedure strchr [2018-04-11 21:21:02,612 INFO L128 BoogieDeclarations]: Found specification of procedure strrchr [2018-04-11 21:21:02,612 INFO L128 BoogieDeclarations]: Found specification of procedure strcspn [2018-04-11 21:21:02,612 INFO L128 BoogieDeclarations]: Found specification of procedure strspn [2018-04-11 21:21:02,612 INFO L128 BoogieDeclarations]: Found specification of procedure strpbrk [2018-04-11 21:21:02,612 INFO L128 BoogieDeclarations]: Found specification of procedure strstr [2018-04-11 21:21:02,612 INFO L128 BoogieDeclarations]: Found specification of procedure strtok [2018-04-11 21:21:02,612 INFO L128 BoogieDeclarations]: Found specification of procedure __strtok_r [2018-04-11 21:21:02,612 INFO L128 BoogieDeclarations]: Found specification of procedure strtok_r [2018-04-11 21:21:02,612 INFO L128 BoogieDeclarations]: Found specification of procedure strlen [2018-04-11 21:21:02,613 INFO L128 BoogieDeclarations]: Found specification of procedure strnlen [2018-04-11 21:21:02,613 INFO L128 BoogieDeclarations]: Found specification of procedure strerror [2018-04-11 21:21:02,613 INFO L128 BoogieDeclarations]: Found specification of procedure strerror_r [2018-04-11 21:21:02,613 INFO L128 BoogieDeclarations]: Found specification of procedure strerror_l [2018-04-11 21:21:02,613 INFO L128 BoogieDeclarations]: Found specification of procedure __bzero [2018-04-11 21:21:02,613 INFO L128 BoogieDeclarations]: Found specification of procedure bcopy [2018-04-11 21:21:02,613 INFO L128 BoogieDeclarations]: Found specification of procedure bzero [2018-04-11 21:21:02,613 INFO L128 BoogieDeclarations]: Found specification of procedure bcmp [2018-04-11 21:21:02,613 INFO L128 BoogieDeclarations]: Found specification of procedure index [2018-04-11 21:21:02,614 INFO L128 BoogieDeclarations]: Found specification of procedure rindex [2018-04-11 21:21:02,614 INFO L128 BoogieDeclarations]: Found specification of procedure ffs [2018-04-11 21:21:02,614 INFO L128 BoogieDeclarations]: Found specification of procedure strcasecmp [2018-04-11 21:21:02,614 INFO L128 BoogieDeclarations]: Found specification of procedure strncasecmp [2018-04-11 21:21:02,614 INFO L128 BoogieDeclarations]: Found specification of procedure strsep [2018-04-11 21:21:02,614 INFO L128 BoogieDeclarations]: Found specification of procedure strsignal [2018-04-11 21:21:02,614 INFO L128 BoogieDeclarations]: Found specification of procedure __stpcpy [2018-04-11 21:21:02,614 INFO L128 BoogieDeclarations]: Found specification of procedure stpcpy [2018-04-11 21:21:02,615 INFO L128 BoogieDeclarations]: Found specification of procedure __stpncpy [2018-04-11 21:21:02,615 INFO L128 BoogieDeclarations]: Found specification of procedure stpncpy [2018-04-11 21:21:02,615 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_ftest______true_valid_memsafety_i__calloc_model [2018-04-11 21:21:02,615 INFO L128 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-04-11 21:21:02,615 INFO L128 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2018-04-11 21:21:02,615 INFO L128 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-04-11 21:21:02,615 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_ftest______true_valid_memsafety_i__l2_insert [2018-04-11 21:21:02,615 INFO L128 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-04-11 21:21:02,616 INFO L128 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-04-11 21:21:02,616 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_ftest______true_valid_memsafety_i__l2_destroy [2018-04-11 21:21:02,616 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-04-11 21:21:02,616 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_ftest______true_valid_memsafety_i__l1_insert [2018-04-11 21:21:02,616 INFO L128 BoogieDeclarations]: Found specification of procedure main [2018-04-11 21:21:02,616 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-04-11 21:21:02,616 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-04-11 21:21:02,985 WARN L446 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-04-11 21:21:03,181 INFO L259 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-04-11 21:21:03,181 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.04 09:21:03 BoogieIcfgContainer [2018-04-11 21:21:03,181 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-04-11 21:21:03,182 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-04-11 21:21:03,183 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-04-11 21:21:03,186 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-04-11 21:21:03,186 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.04 09:21:02" (1/3) ... [2018-04-11 21:21:03,187 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@29642e60 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.04 09:21:03, skipping insertion in model container [2018-04-11 21:21:03,187 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 09:21:02" (2/3) ... [2018-04-11 21:21:03,188 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@29642e60 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.04 09:21:03, skipping insertion in model container [2018-04-11 21:21:03,188 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.04 09:21:03" (3/3) ... [2018-04-11 21:21:03,190 INFO L107 eAbstractionObserver]: Analyzing ICFG test-0219_true-valid-memsafety.i [2018-04-11 21:21:03,200 INFO L131 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-04-11 21:21:03,208 INFO L143 ceAbstractionStarter]: Appying trace abstraction to program that has 45 error locations. [2018-04-11 21:21:03,260 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2018-04-11 21:21:03,261 INFO L369 AbstractCegarLoop]: Interprodecural is true [2018-04-11 21:21:03,261 INFO L370 AbstractCegarLoop]: Hoare is true [2018-04-11 21:21:03,261 INFO L371 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-04-11 21:21:03,261 INFO L372 AbstractCegarLoop]: Backedges is TWOTRACK [2018-04-11 21:21:03,261 INFO L373 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-04-11 21:21:03,261 INFO L374 AbstractCegarLoop]: Difference is false [2018-04-11 21:21:03,261 INFO L375 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-04-11 21:21:03,262 INFO L380 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-04-11 21:21:03,262 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-04-11 21:21:03,283 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states. [2018-04-11 21:21:03,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-04-11 21:21:03,288 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 21:21:03,289 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1] [2018-04-11 21:21:03,289 INFO L408 AbstractCegarLoop]: === Iteration 1 === [__U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr8RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr9RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr3RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr2RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr10AssertViolationMEMORY_FREE, mainErr11AssertViolationMEMORY_FREE, mainErr0RequiresViolation, mainErr16EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr8RequiresViolation, mainErr15RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr14RequiresViolation]=== [2018-04-11 21:21:03,294 INFO L82 PathProgramCache]: Analyzing trace with hash 233559486, now seen corresponding path program 1 times No working directory specified, using /storage/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 21:21:03,309 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 21:21:03,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 21:21:03,348 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-11 21:21:03,403 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-04-11 21:21:03,413 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 21:21:03,431 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:21:03,431 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:6, output treesize:5 [2018-04-11 21:21:03,444 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 21:21:03,444 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-11 21:21:03,447 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 21:21:03,470 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-04-11 21:21:03,470 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2018-04-11 21:21:03,472 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-04-11 21:21:03,482 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-04-11 21:21:03,482 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-04-11 21:21:03,485 INFO L87 Difference]: Start difference. First operand 155 states. Second operand 3 states. [2018-04-11 21:21:03,649 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 21:21:03,649 INFO L93 Difference]: Finished difference Result 311 states and 342 transitions. [2018-04-11 21:21:03,649 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-04-11 21:21:03,650 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 5 [2018-04-11 21:21:03,651 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 21:21:03,662 INFO L225 Difference]: With dead ends: 311 [2018-04-11 21:21:03,662 INFO L226 Difference]: Without dead ends: 158 [2018-04-11 21:21:03,666 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 7 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 21:21:03,680 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 158 states. [2018-04-11 21:21:03,706 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 158 to 144. [2018-04-11 21:21:03,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 144 states. [2018-04-11 21:21:03,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 144 states and 149 transitions. [2018-04-11 21:21:03,712 INFO L78 Accepts]: Start accepts. Automaton has 144 states and 149 transitions. Word has length 5 [2018-04-11 21:21:03,712 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 21:21:03,713 INFO L459 AbstractCegarLoop]: Abstraction has 144 states and 149 transitions. [2018-04-11 21:21:03,713 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-04-11 21:21:03,713 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 149 transitions. [2018-04-11 21:21:03,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-04-11 21:21:03,713 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 21:21:03,713 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1] [2018-04-11 21:21:03,714 INFO L408 AbstractCegarLoop]: === Iteration 2 === [__U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr8RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr9RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr3RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr2RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr10AssertViolationMEMORY_FREE, mainErr11AssertViolationMEMORY_FREE, mainErr0RequiresViolation, mainErr16EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr8RequiresViolation, mainErr15RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr14RequiresViolation]=== [2018-04-11 21:21:03,714 INFO L82 PathProgramCache]: Analyzing trace with hash 233559487, now seen corresponding path program 1 times No working directory specified, using /storage/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 21:21:03,722 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 21:21:03,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 21:21:03,733 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-11 21:21:03,746 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-04-11 21:21:03,747 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 21:21:03,751 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:21:03,751 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2018-04-11 21:21:03,760 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 21:21:03,760 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-11 21:21:03,792 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 21:21:03,825 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-04-11 21:21:03,826 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 3 [2018-04-11 21:21:03,827 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-04-11 21:21:03,828 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-04-11 21:21:03,828 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-04-11 21:21:03,828 INFO L87 Difference]: Start difference. First operand 144 states and 149 transitions. Second operand 4 states. [2018-04-11 21:21:03,968 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 21:21:03,968 INFO L93 Difference]: Finished difference Result 154 states and 161 transitions. [2018-04-11 21:21:03,969 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-04-11 21:21:03,969 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 5 [2018-04-11 21:21:03,969 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 21:21:03,973 INFO L225 Difference]: With dead ends: 154 [2018-04-11 21:21:03,973 INFO L226 Difference]: Without dead ends: 148 [2018-04-11 21:21:03,974 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-04-11 21:21:03,975 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 148 states. [2018-04-11 21:21:03,988 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 148 to 141. [2018-04-11 21:21:03,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 141 states. [2018-04-11 21:21:03,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 141 states and 146 transitions. [2018-04-11 21:21:03,990 INFO L78 Accepts]: Start accepts. Automaton has 141 states and 146 transitions. Word has length 5 [2018-04-11 21:21:03,990 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 21:21:03,991 INFO L459 AbstractCegarLoop]: Abstraction has 141 states and 146 transitions. [2018-04-11 21:21:03,991 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-04-11 21:21:03,991 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 146 transitions. [2018-04-11 21:21:03,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-04-11 21:21:03,991 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 21:21:03,992 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 21:21:03,992 INFO L408 AbstractCegarLoop]: === Iteration 3 === [__U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr8RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr9RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr3RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr2RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr10AssertViolationMEMORY_FREE, mainErr11AssertViolationMEMORY_FREE, mainErr0RequiresViolation, mainErr16EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr8RequiresViolation, mainErr15RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr14RequiresViolation]=== [2018-04-11 21:21:03,992 INFO L82 PathProgramCache]: Analyzing trace with hash 1238814731, now seen corresponding path program 1 times No working directory specified, using /storage/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 21:21:04,000 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 21:21:04,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 21:21:04,037 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-11 21:21:04,042 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-04-11 21:21:04,043 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 21:21:04,044 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:21:04,045 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:6, output treesize:5 [2018-04-11 21:21:04,054 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 21:21:04,054 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-11 21:21:04,081 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 21:21:04,115 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-04-11 21:21:04,115 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3 [2018-04-11 21:21:04,116 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-04-11 21:21:04,116 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-04-11 21:21:04,116 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-04-11 21:21:04,116 INFO L87 Difference]: Start difference. First operand 141 states and 146 transitions. Second operand 4 states. [2018-04-11 21:21:04,354 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 21:21:04,355 INFO L93 Difference]: Finished difference Result 141 states and 146 transitions. [2018-04-11 21:21:04,355 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-04-11 21:21:04,355 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 17 [2018-04-11 21:21:04,355 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 21:21:04,356 INFO L225 Difference]: With dead ends: 141 [2018-04-11 21:21:04,356 INFO L226 Difference]: Without dead ends: 140 [2018-04-11 21:21:04,357 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 31 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-04-11 21:21:04,357 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 140 states. [2018-04-11 21:21:04,367 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 140 to 140. [2018-04-11 21:21:04,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 140 states. [2018-04-11 21:21:04,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 140 states and 145 transitions. [2018-04-11 21:21:04,369 INFO L78 Accepts]: Start accepts. Automaton has 140 states and 145 transitions. Word has length 17 [2018-04-11 21:21:04,369 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 21:21:04,369 INFO L459 AbstractCegarLoop]: Abstraction has 140 states and 145 transitions. [2018-04-11 21:21:04,369 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-04-11 21:21:04,370 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 145 transitions. [2018-04-11 21:21:04,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-04-11 21:21:04,370 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 21:21:04,370 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 21:21:04,370 INFO L408 AbstractCegarLoop]: === Iteration 4 === [__U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr8RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr9RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr3RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr2RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr10AssertViolationMEMORY_FREE, mainErr11AssertViolationMEMORY_FREE, mainErr0RequiresViolation, mainErr16EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr8RequiresViolation, mainErr15RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr14RequiresViolation]=== [2018-04-11 21:21:04,370 INFO L82 PathProgramCache]: Analyzing trace with hash 1238814732, now seen corresponding path program 1 times No working directory specified, using /storage/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 21:21:04,377 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 21:21:04,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 21:21:04,399 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-11 21:21:04,420 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 23 [2018-04-11 21:21:04,420 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 21:21:04,521 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 20 [2018-04-11 21:21:04,521 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 21:21:04,594 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-11 21:21:04,594 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:46, output treesize:44 [2018-04-11 21:21:04,640 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 21:21:04,641 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-11 21:21:04,700 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 21:21:04,721 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-04-11 21:21:04,721 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 5 [2018-04-11 21:21:04,721 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-04-11 21:21:04,721 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-04-11 21:21:04,721 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2018-04-11 21:21:04,722 INFO L87 Difference]: Start difference. First operand 140 states and 145 transitions. Second operand 6 states. [2018-04-11 21:21:04,882 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 21:21:04,883 INFO L93 Difference]: Finished difference Result 140 states and 145 transitions. [2018-04-11 21:21:04,883 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-04-11 21:21:04,883 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 17 [2018-04-11 21:21:04,883 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 21:21:04,884 INFO L225 Difference]: With dead ends: 140 [2018-04-11 21:21:04,884 INFO L226 Difference]: Without dead ends: 139 [2018-04-11 21:21:04,884 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 29 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2018-04-11 21:21:04,885 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 139 states. [2018-04-11 21:21:04,891 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 139 to 139. [2018-04-11 21:21:04,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 139 states. [2018-04-11 21:21:04,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 139 states and 144 transitions. [2018-04-11 21:21:04,892 INFO L78 Accepts]: Start accepts. Automaton has 139 states and 144 transitions. Word has length 17 [2018-04-11 21:21:04,893 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 21:21:04,893 INFO L459 AbstractCegarLoop]: Abstraction has 139 states and 144 transitions. [2018-04-11 21:21:04,893 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-04-11 21:21:04,893 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 144 transitions. [2018-04-11 21:21:04,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-04-11 21:21:04,894 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 21:21:04,894 INFO L355 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 21:21:04,894 INFO L408 AbstractCegarLoop]: === Iteration 5 === [__U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr8RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr9RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr3RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr2RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr10AssertViolationMEMORY_FREE, mainErr11AssertViolationMEMORY_FREE, mainErr0RequiresViolation, mainErr16EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr8RequiresViolation, mainErr15RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr14RequiresViolation]=== [2018-04-11 21:21:04,894 INFO L82 PathProgramCache]: Analyzing trace with hash 1877113206, now seen corresponding path program 1 times No working directory specified, using /storage/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 21:21:04,903 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 21:21:04,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 21:21:04,947 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-11 21:21:04,952 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-04-11 21:21:04,952 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 21:21:04,953 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:21:04,954 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:6, output treesize:5 [2018-04-11 21:21:04,991 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 21:21:04,991 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 21:21:04,993 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 21 [2018-04-11 21:21:04,993 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 21:21:04,998 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-11 21:21:04,998 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:17, output treesize:15 [2018-04-11 21:21:05,014 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-04-11 21:21:05,015 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-11 21:21:05,895 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-04-11 21:21:05,915 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-04-11 21:21:05,916 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [8, 7] imperfect sequences [] total 13 [2018-04-11 21:21:05,916 INFO L442 AbstractCegarLoop]: Interpolant automaton has 14 states [2018-04-11 21:21:05,916 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2018-04-11 21:21:05,917 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=144, Unknown=0, NotChecked=0, Total=182 [2018-04-11 21:21:05,917 INFO L87 Difference]: Start difference. First operand 139 states and 144 transitions. Second operand 14 states. [2018-04-11 21:21:06,350 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 21:21:06,351 INFO L93 Difference]: Finished difference Result 143 states and 148 transitions. [2018-04-11 21:21:06,351 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-04-11 21:21:06,351 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 54 [2018-04-11 21:21:06,351 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 21:21:06,352 INFO L225 Difference]: With dead ends: 143 [2018-04-11 21:21:06,352 INFO L226 Difference]: Without dead ends: 140 [2018-04-11 21:21:06,353 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 110 GetRequests, 94 SyntacticMatches, 1 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 46 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=62, Invalid=210, Unknown=0, NotChecked=0, Total=272 [2018-04-11 21:21:06,353 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 140 states. [2018-04-11 21:21:06,361 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 140 to 136. [2018-04-11 21:21:06,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 136 states. [2018-04-11 21:21:06,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 136 states and 141 transitions. [2018-04-11 21:21:06,363 INFO L78 Accepts]: Start accepts. Automaton has 136 states and 141 transitions. Word has length 54 [2018-04-11 21:21:06,363 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 21:21:06,363 INFO L459 AbstractCegarLoop]: Abstraction has 136 states and 141 transitions. [2018-04-11 21:21:06,363 INFO L460 AbstractCegarLoop]: Interpolant automaton has 14 states. [2018-04-11 21:21:06,363 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 141 transitions. [2018-04-11 21:21:06,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-04-11 21:21:06,365 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 21:21:06,365 INFO L355 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 21:21:06,365 INFO L408 AbstractCegarLoop]: === Iteration 6 === [__U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr8RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr9RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr3RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr2RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr10AssertViolationMEMORY_FREE, mainErr11AssertViolationMEMORY_FREE, mainErr0RequiresViolation, mainErr16EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr8RequiresViolation, mainErr15RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr14RequiresViolation]=== [2018-04-11 21:21:06,366 INFO L82 PathProgramCache]: Analyzing trace with hash 1877113207, now seen corresponding path program 1 times No working directory specified, using /storage/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 21:21:06,376 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 21:21:06,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 21:21:06,424 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-11 21:21:06,474 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 21:21:06,474 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-11 21:21:06,691 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-04-11 21:21:06,718 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-04-11 21:21:06,719 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [7] total 11 [2018-04-11 21:21:06,719 INFO L442 AbstractCegarLoop]: Interpolant automaton has 11 states [2018-04-11 21:21:06,719 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2018-04-11 21:21:06,719 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=80, Unknown=0, NotChecked=0, Total=110 [2018-04-11 21:21:06,720 INFO L87 Difference]: Start difference. First operand 136 states and 141 transitions. Second operand 11 states. [2018-04-11 21:21:06,807 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 21:21:06,808 INFO L93 Difference]: Finished difference Result 273 states and 287 transitions. [2018-04-11 21:21:06,808 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-04-11 21:21:06,808 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 54 [2018-04-11 21:21:06,809 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 21:21:06,809 INFO L225 Difference]: With dead ends: 273 [2018-04-11 21:21:06,810 INFO L226 Difference]: Without dead ends: 139 [2018-04-11 21:21:06,810 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 109 GetRequests, 95 SyntacticMatches, 3 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=43, Invalid=113, Unknown=0, NotChecked=0, Total=156 [2018-04-11 21:21:06,811 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 139 states. [2018-04-11 21:21:06,818 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 139 to 137. [2018-04-11 21:21:06,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 137 states. [2018-04-11 21:21:06,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 137 states and 142 transitions. [2018-04-11 21:21:06,819 INFO L78 Accepts]: Start accepts. Automaton has 137 states and 142 transitions. Word has length 54 [2018-04-11 21:21:06,819 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 21:21:06,819 INFO L459 AbstractCegarLoop]: Abstraction has 137 states and 142 transitions. [2018-04-11 21:21:06,819 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states. [2018-04-11 21:21:06,819 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 142 transitions. [2018-04-11 21:21:06,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-04-11 21:21:06,820 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 21:21:06,820 INFO L355 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 21:21:06,820 INFO L408 AbstractCegarLoop]: === Iteration 7 === [__U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr8RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr9RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr3RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr2RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr10AssertViolationMEMORY_FREE, mainErr11AssertViolationMEMORY_FREE, mainErr0RequiresViolation, mainErr16EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr8RequiresViolation, mainErr15RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr14RequiresViolation]=== [2018-04-11 21:21:06,821 INFO L82 PathProgramCache]: Analyzing trace with hash -1920727163, now seen corresponding path program 1 times No working directory specified, using /storage/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 21:21:06,830 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 21:21:06,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 21:21:06,880 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-11 21:21:06,956 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 20 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-04-11 21:21:06,956 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-11 21:21:10,980 WARN L148 SmtUtils]: Spent 115ms on a formula simplification that was a NOOP. DAG size: 43 [2018-04-11 21:21:15,073 WARN L148 SmtUtils]: Spent 4052ms on a formula simplification that was a NOOP. DAG size: 44 [2018-04-11 21:21:15,094 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-04-11 21:21:15,115 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-11 21:21:15,115 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 8] total 15 [2018-04-11 21:21:15,115 INFO L442 AbstractCegarLoop]: Interpolant automaton has 15 states [2018-04-11 21:21:15,115 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2018-04-11 21:21:15,116 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=161, Unknown=1, NotChecked=0, Total=210 [2018-04-11 21:21:15,116 INFO L87 Difference]: Start difference. First operand 137 states and 142 transitions. Second operand 15 states. [2018-04-11 21:21:15,273 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 21:21:15,273 INFO L93 Difference]: Finished difference Result 277 states and 291 transitions. [2018-04-11 21:21:15,273 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2018-04-11 21:21:15,274 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 60 [2018-04-11 21:21:15,274 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 21:21:15,275 INFO L225 Difference]: With dead ends: 277 [2018-04-11 21:21:15,275 INFO L226 Difference]: Without dead ends: 142 [2018-04-11 21:21:15,276 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 121 GetRequests, 104 SyntacticMatches, 2 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 42 ImplicationChecksByTransitivity, 8.0s TimeCoverageRelationStatistics Valid=63, Invalid=208, Unknown=1, NotChecked=0, Total=272 [2018-04-11 21:21:15,276 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 142 states. [2018-04-11 21:21:15,281 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 142 to 140. [2018-04-11 21:21:15,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 140 states. [2018-04-11 21:21:15,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 140 states and 145 transitions. [2018-04-11 21:21:15,282 INFO L78 Accepts]: Start accepts. Automaton has 140 states and 145 transitions. Word has length 60 [2018-04-11 21:21:15,282 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 21:21:15,282 INFO L459 AbstractCegarLoop]: Abstraction has 140 states and 145 transitions. [2018-04-11 21:21:15,282 INFO L460 AbstractCegarLoop]: Interpolant automaton has 15 states. [2018-04-11 21:21:15,282 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 145 transitions. [2018-04-11 21:21:15,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-04-11 21:21:15,283 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 21:21:15,283 INFO L355 BasicCegarLoop]: trace histogram [4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 21:21:15,284 INFO L408 AbstractCegarLoop]: === Iteration 8 === [__U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr8RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr9RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr3RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr2RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr10AssertViolationMEMORY_FREE, mainErr11AssertViolationMEMORY_FREE, mainErr0RequiresViolation, mainErr16EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr8RequiresViolation, mainErr15RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr14RequiresViolation]=== [2018-04-11 21:21:15,284 INFO L82 PathProgramCache]: Analyzing trace with hash 1935041847, now seen corresponding path program 2 times No working directory specified, using /storage/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 21:21:15,294 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 21:21:15,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 21:21:15,443 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-11 21:21:22,303 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 31 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-04-11 21:21:22,303 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-11 21:21:22,429 WARN L130 XnfTransformerHelper]: expecting exponential blowup for input size 9 [2018-04-11 21:21:22,551 WARN L1011 $PredicateComparison]: unable to prove that (and (forall ((v_prenex_11 Int) (v_prenex_10 Int)) (let ((.cse1 (mod (* v_prenex_10 v_prenex_11) 4294967296))) (or (exists ((v_prenex_12 Int)) (let ((.cse0 (mod (* v_prenex_12 v_prenex_11) 4294967296))) (and (<= .cse0 2147483647) (<= .cse0 2) (< 1 .cse0)))) (< 2147483647 .cse1) (not (= .cse1 |c_#Ultimate.C_memset_#amount|))))) (forall ((v___U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~nmemb_BEFORE_CALL_5 Int) (v___U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~size_BEFORE_CALL_6 Int)) (let ((.cse3 (mod (* v___U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~nmemb_BEFORE_CALL_5 v___U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~size_BEFORE_CALL_6) 4294967296))) (or (exists ((__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~nmemb Int)) (let ((.cse2 (mod (* __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~nmemb v___U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~size_BEFORE_CALL_6) 4294967296))) (and (<= .cse2 2147483647) (< 1 .cse2) (<= .cse2 2)))) (not (= (+ |c_#Ultimate.C_memset_#amount| 4294967296) .cse3)) (<= .cse3 2147483647))))) is different from false [2018-04-11 21:21:24,554 WARN L1033 $PredicateComparison]: unable to prove that (and (forall ((v_prenex_11 Int) (v_prenex_10 Int)) (let ((.cse1 (mod (* v_prenex_10 v_prenex_11) 4294967296))) (or (exists ((v_prenex_12 Int)) (let ((.cse0 (mod (* v_prenex_12 v_prenex_11) 4294967296))) (and (<= .cse0 2147483647) (<= .cse0 2) (< 1 .cse0)))) (< 2147483647 .cse1) (not (= .cse1 |c_#Ultimate.C_memset_#amount|))))) (forall ((v___U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~nmemb_BEFORE_CALL_5 Int) (v___U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~size_BEFORE_CALL_6 Int)) (let ((.cse3 (mod (* v___U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~nmemb_BEFORE_CALL_5 v___U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~size_BEFORE_CALL_6) 4294967296))) (or (exists ((__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~nmemb Int)) (let ((.cse2 (mod (* __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~nmemb v___U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~size_BEFORE_CALL_6) 4294967296))) (and (<= .cse2 2147483647) (< 1 .cse2) (<= .cse2 2)))) (not (= (+ |c_#Ultimate.C_memset_#amount| 4294967296) .cse3)) (<= .cse3 2147483647))))) is different from true [2018-04-11 21:21:24,559 WARN L130 XnfTransformerHelper]: expecting exponential blowup for input size 9 [2018-04-11 21:21:24,566 WARN L130 XnfTransformerHelper]: expecting exponential blowup for input size 9 [2018-04-11 21:21:26,578 WARN L1033 $PredicateComparison]: unable to prove that (let ((.cse0 (< |c_#Ultimate.C_memset_#t~loopctr19| |c_#Ultimate.C_memset_#amount|))) (and (or .cse0 (forall ((v___U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~nmemb_BEFORE_CALL_5 Int) (v___U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~size_BEFORE_CALL_6 Int)) (let ((.cse2 (mod (* v___U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~nmemb_BEFORE_CALL_5 v___U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~size_BEFORE_CALL_6) 4294967296))) (or (exists ((__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~nmemb Int)) (let ((.cse1 (mod (* __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~nmemb v___U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~size_BEFORE_CALL_6) 4294967296))) (and (<= .cse1 2147483647) (< 1 .cse1) (<= .cse1 2)))) (not (= (+ |c_#Ultimate.C_memset_#amount| 4294967296) .cse2)) (<= .cse2 2147483647))))) (or .cse0 (forall ((v_prenex_11 Int) (v_prenex_10 Int)) (let ((.cse4 (mod (* v_prenex_10 v_prenex_11) 4294967296))) (or (exists ((v_prenex_12 Int)) (let ((.cse3 (mod (* v_prenex_12 v_prenex_11) 4294967296))) (and (<= .cse3 2147483647) (<= .cse3 2) (< 1 .cse3)))) (< 2147483647 .cse4) (not (= .cse4 |c_#Ultimate.C_memset_#amount|)))))))) is different from true [2018-04-11 21:21:26,585 WARN L130 XnfTransformerHelper]: expecting exponential blowup for input size 9 [2018-04-11 21:21:28,594 WARN L1033 $PredicateComparison]: unable to prove that (let ((.cse0 (< (+ |c_#Ultimate.C_memset_#t~loopctr19| 1) |c_#Ultimate.C_memset_#amount|))) (and (or .cse0 (forall ((v___U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~nmemb_BEFORE_CALL_5 Int) (v___U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~size_BEFORE_CALL_6 Int)) (let ((.cse2 (mod (* v___U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~nmemb_BEFORE_CALL_5 v___U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~size_BEFORE_CALL_6) 4294967296))) (or (exists ((__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~nmemb Int)) (let ((.cse1 (mod (* __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~nmemb v___U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~size_BEFORE_CALL_6) 4294967296))) (and (<= .cse1 2147483647) (< 1 .cse1) (<= .cse1 2)))) (not (= (+ |c_#Ultimate.C_memset_#amount| 4294967296) .cse2)) (<= .cse2 2147483647))))) (or .cse0 (forall ((v_prenex_11 Int) (v_prenex_10 Int)) (let ((.cse4 (mod (* v_prenex_10 v_prenex_11) 4294967296))) (or (exists ((v_prenex_12 Int)) (let ((.cse3 (mod (* v_prenex_12 v_prenex_11) 4294967296))) (and (<= .cse3 2147483647) (<= .cse3 2) (< 1 .cse3)))) (< 2147483647 .cse4) (not (= .cse4 |c_#Ultimate.C_memset_#amount|)))))))) is different from true [2018-04-11 21:21:28,597 WARN L130 XnfTransformerHelper]: expecting exponential blowup for input size 9 [2018-04-11 21:21:28,602 WARN L130 XnfTransformerHelper]: expecting exponential blowup for input size 9 [2018-04-11 21:21:30,607 WARN L1033 $PredicateComparison]: unable to prove that (let ((.cse0 (< (+ |c_#Ultimate.C_memset_#t~loopctr19| 1) |c_#Ultimate.C_memset_#amount|)) (.cse1 (<= |c_#Ultimate.C_memset_#amount| |c_#Ultimate.C_memset_#t~loopctr19|))) (and (or .cse0 .cse1 (forall ((v_prenex_11 Int) (v_prenex_10 Int)) (let ((.cse3 (mod (* v_prenex_10 v_prenex_11) 4294967296))) (or (exists ((v_prenex_12 Int)) (let ((.cse2 (mod (* v_prenex_12 v_prenex_11) 4294967296))) (and (<= .cse2 2147483647) (<= .cse2 2) (< 1 .cse2)))) (< 2147483647 .cse3) (not (= .cse3 |c_#Ultimate.C_memset_#amount|)))))) (or .cse0 .cse1 (forall ((v___U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~nmemb_BEFORE_CALL_5 Int) (v___U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~size_BEFORE_CALL_6 Int)) (let ((.cse5 (mod (* v___U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~nmemb_BEFORE_CALL_5 v___U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~size_BEFORE_CALL_6) 4294967296))) (or (exists ((__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~nmemb Int)) (let ((.cse4 (mod (* __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~nmemb v___U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~size_BEFORE_CALL_6) 4294967296))) (and (<= .cse4 2147483647) (< 1 .cse4) (<= .cse4 2)))) (not (= (+ |c_#Ultimate.C_memset_#amount| 4294967296) .cse5)) (<= .cse5 2147483647))))))) is different from true [2018-04-11 21:21:30,612 WARN L130 XnfTransformerHelper]: expecting exponential blowup for input size 9 [2018-04-11 21:21:31,842 WARN L1033 $PredicateComparison]: unable to prove that (let ((.cse0 (< (+ |c_#Ultimate.C_memset_#t~loopctr19| 2) |c_#Ultimate.C_memset_#amount|)) (.cse1 (<= |c_#Ultimate.C_memset_#amount| (+ |c_#Ultimate.C_memset_#t~loopctr19| 1)))) (and (or .cse0 .cse1 (forall ((v___U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~nmemb_BEFORE_CALL_5 Int) (v___U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~size_BEFORE_CALL_6 Int)) (let ((.cse3 (mod (* v___U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~nmemb_BEFORE_CALL_5 v___U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~size_BEFORE_CALL_6) 4294967296))) (or (exists ((__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~nmemb Int)) (let ((.cse2 (mod (* __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~nmemb v___U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~size_BEFORE_CALL_6) 4294967296))) (and (<= .cse2 2147483647) (< 1 .cse2) (<= .cse2 2)))) (not (= (+ |c_#Ultimate.C_memset_#amount| 4294967296) .cse3)) (<= .cse3 2147483647))))) (or .cse0 .cse1 (forall ((v_prenex_11 Int) (v_prenex_10 Int)) (let ((.cse5 (mod (* v_prenex_10 v_prenex_11) 4294967296))) (or (exists ((v_prenex_12 Int)) (let ((.cse4 (mod (* v_prenex_12 v_prenex_11) 4294967296))) (and (<= .cse4 2147483647) (<= .cse4 2) (< 1 .cse4)))) (< 2147483647 .cse5) (not (= .cse5 |c_#Ultimate.C_memset_#amount|)))))))) is different from true [2018-04-11 21:21:31,846 WARN L130 XnfTransformerHelper]: expecting exponential blowup for input size 9 [2018-04-11 21:21:31,851 WARN L130 XnfTransformerHelper]: expecting exponential blowup for input size 9 [2018-04-11 21:21:33,860 WARN L1033 $PredicateComparison]: unable to prove that (let ((.cse0 (< (+ |c_#Ultimate.C_memset_#t~loopctr19| 2) |c_#Ultimate.C_memset_#amount|)) (.cse1 (<= |c_#Ultimate.C_memset_#amount| |c_#Ultimate.C_memset_#t~loopctr19|)) (.cse2 (<= |c_#Ultimate.C_memset_#amount| (+ |c_#Ultimate.C_memset_#t~loopctr19| 1)))) (and (or .cse0 .cse1 .cse2 (forall ((v_prenex_11 Int) (v_prenex_10 Int)) (let ((.cse4 (mod (* v_prenex_10 v_prenex_11) 4294967296))) (or (exists ((v_prenex_12 Int)) (let ((.cse3 (mod (* v_prenex_12 v_prenex_11) 4294967296))) (and (<= .cse3 2147483647) (<= .cse3 2) (< 1 .cse3)))) (< 2147483647 .cse4) (not (= .cse4 |c_#Ultimate.C_memset_#amount|)))))) (or .cse0 .cse1 .cse2 (forall ((v___U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~nmemb_BEFORE_CALL_5 Int) (v___U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~size_BEFORE_CALL_6 Int)) (let ((.cse6 (mod (* v___U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~nmemb_BEFORE_CALL_5 v___U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~size_BEFORE_CALL_6) 4294967296))) (or (exists ((__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~nmemb Int)) (let ((.cse5 (mod (* __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~nmemb v___U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~size_BEFORE_CALL_6) 4294967296))) (and (<= .cse5 2147483647) (< 1 .cse5) (<= .cse5 2)))) (not (= (+ |c_#Ultimate.C_memset_#amount| 4294967296) .cse6)) (<= .cse6 2147483647))))))) is different from true [2018-04-11 21:21:33,864 WARN L130 XnfTransformerHelper]: expecting exponential blowup for input size 9 [2018-04-11 21:21:33,973 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 5 not checked. [2018-04-11 21:21:33,993 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-11 21:21:33,993 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 10] total 18 [2018-04-11 21:21:33,993 INFO L442 AbstractCegarLoop]: Interpolant automaton has 18 states [2018-04-11 21:21:33,994 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2018-04-11 21:21:33,994 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=104, Unknown=12, NotChecked=150, Total=306 [2018-04-11 21:21:33,994 INFO L87 Difference]: Start difference. First operand 140 states and 145 transitions. Second operand 18 states. [2018-04-11 21:21:38,027 WARN L1033 $PredicateComparison]: unable to prove that (let ((.cse0 (< (+ |c_#Ultimate.C_memset_#t~loopctr19| 2) |c_#Ultimate.C_memset_#amount|)) (.cse1 (<= |c_#Ultimate.C_memset_#amount| (+ |c_#Ultimate.C_memset_#t~loopctr19| 1)))) (and (< |c_#Ultimate.C_memset_#t~loopctr19| |c_#Ultimate.C_memset_#amount|) (or .cse0 .cse1 (forall ((v___U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~nmemb_BEFORE_CALL_5 Int) (v___U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~size_BEFORE_CALL_6 Int)) (let ((.cse3 (mod (* v___U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~nmemb_BEFORE_CALL_5 v___U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~size_BEFORE_CALL_6) 4294967296))) (or (exists ((__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~nmemb Int)) (let ((.cse2 (mod (* __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~nmemb v___U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~size_BEFORE_CALL_6) 4294967296))) (and (<= .cse2 2147483647) (< 1 .cse2) (<= .cse2 2)))) (not (= (+ |c_#Ultimate.C_memset_#amount| 4294967296) .cse3)) (<= .cse3 2147483647))))) (= 0 |c_#Ultimate.C_memset_#t~loopctr19|) (or .cse0 .cse1 (forall ((v_prenex_11 Int) (v_prenex_10 Int)) (let ((.cse5 (mod (* v_prenex_10 v_prenex_11) 4294967296))) (or (exists ((v_prenex_12 Int)) (let ((.cse4 (mod (* v_prenex_12 v_prenex_11) 4294967296))) (and (<= .cse4 2147483647) (<= .cse4 2) (< 1 .cse4)))) (< 2147483647 .cse5) (not (= .cse5 |c_#Ultimate.C_memset_#amount|)))))))) is different from true [2018-04-11 21:21:40,091 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-04-11 21:21:40,092 FATAL L265 ToolchainWalker]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: External (z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000)Received EOF on stdin. No stderr output. at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parse(Executor.java:209) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parseCheckSatResult(Executor.java:226) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Scriptor.checkSat(Scriptor.java:154) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.arrays.DiffWrapperScript.checkSat(DiffWrapperScript.java:205) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.managedscript.ManagedScript.checkSat(ManagedScript.java:138) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.MonolithicImplicationChecker.checkImplication(MonolithicImplicationChecker.java:84) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.PredicateUnifier$PredicateComparison.compare(PredicateUnifier.java:1002) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.PredicateUnifier$PredicateComparison.(PredicateUnifier.java:946) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.PredicateUnifier.getOrConstructPredicate(PredicateUnifier.java:355) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.PredicateUnifier.getOrConstructPredicateForConjunction(PredicateUnifier.java:398) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.PredicateUnifier.getOrConstructPredicateForConjunction(PredicateUnifier.java:239) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.interpolantautomata.transitionappender.DeterministicInterpolantAutomaton.getOrConstructPredicate(DeterministicInterpolantAutomaton.java:261) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.interpolantautomata.transitionappender.DeterministicInterpolantAutomaton.constructSuccessorsAndTransitions(DeterministicInterpolantAutomaton.java:283) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.interpolantautomata.transitionappender.BasicAbstractInterpolantAutomaton.computeSuccs(BasicAbstractInterpolantAutomaton.java:78) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.interpolantautomata.transitionappender.BasicAbstractInterpolantAutomaton.computeSuccs(BasicAbstractInterpolantAutomaton.java:1) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.interpolantautomata.transitionappender.AbstractInterpolantAutomaton.internalSuccessors(AbstractInterpolantAutomaton.java:234) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.interpolantautomata.transitionappender.AbstractInterpolantAutomaton.internalSuccessors(AbstractInterpolantAutomaton.java:1) at de.uni_freiburg.informatik.ultimate.automata.nestedword.operations.TotalizeNwa.internalSuccessors(TotalizeNwa.java:213) at de.uni_freiburg.informatik.ultimate.automata.nestedword.operations.ComplementDeterministicNwa.internalSuccessors(ComplementDeterministicNwa.java:121) at de.uni_freiburg.informatik.ultimate.automata.nestedword.operations.ProductNwa.internalSuccessors(ProductNwa.java:216) at de.uni_freiburg.informatik.ultimate.automata.nestedword.operations.ProductNwa.internalSuccessors(ProductNwa.java:208) at de.uni_freiburg.informatik.ultimate.automata.nestedword.reachablestates.NestedWordAutomatonReachableStates$ReachableStatesComputation.addInternalsAndSuccessors(NestedWordAutomatonReachableStates.java:1054) at de.uni_freiburg.informatik.ultimate.automata.nestedword.reachablestates.NestedWordAutomatonReachableStates$ReachableStatesComputation.(NestedWordAutomatonReachableStates.java:956) at de.uni_freiburg.informatik.ultimate.automata.nestedword.reachablestates.NestedWordAutomatonReachableStates.(NestedWordAutomatonReachableStates.java:185) at de.uni_freiburg.informatik.ultimate.automata.nestedword.operations.Difference.computeDifference(Difference.java:137) at de.uni_freiburg.informatik.ultimate.automata.nestedword.operations.Difference.(Difference.java:90) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.computeAutomataDifference(BasicCegarLoop.java:594) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.refineAbstraction(BasicCegarLoop.java:564) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterateInternal(AbstractCegarLoop.java:452) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:363) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.iterate(TraceAbstractionStarter.java:304) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:150) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:118) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:119) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:324) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.runToolchainDefault(DefaultToolchainJob.java:221) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.BasicToolchainJob.run(BasicToolchainJob.java:134) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) Caused by: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: EOF at de.uni_freiburg.informatik.ultimate.smtsolver.external.Parser$Action$.CUP$do_action(Parser.java:1427) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Parser.do_action(Parser.java:630) at com.github.jhoenicke.javacup.runtime.LRParser.parse(LRParser.java:419) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parse(Executor.java:206) ... 44 more [2018-04-11 21:21:40,094 INFO L168 Benchmark]: Toolchain (without parser) took 38046.52 ms. Allocated memory was 299.4 MB in the beginning and 515.9 MB in the end (delta: 216.5 MB). Free memory was 234.8 MB in the beginning and 319.1 MB in the end (delta: -84.3 MB). Peak memory consumption was 132.3 MB. Max. memory is 5.3 GB. [2018-04-11 21:21:40,096 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 299.4 MB. Free memory is still 260.3 MB. There was no memory consumed. Max. memory is 5.3 GB. [2018-04-11 21:21:40,096 INFO L168 Benchmark]: CACSL2BoogieTranslator took 359.59 ms. Allocated memory is still 299.4 MB. Free memory was 232.8 MB in the beginning and 199.0 MB in the end (delta: 33.9 MB). Peak memory consumption was 33.9 MB. Max. memory is 5.3 GB. [2018-04-11 21:21:40,097 INFO L168 Benchmark]: Boogie Preprocessor took 65.65 ms. Allocated memory is still 299.4 MB. Free memory was 199.0 MB in the beginning and 195.0 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 5.3 GB. [2018-04-11 21:21:40,097 INFO L168 Benchmark]: RCFGBuilder took 704.82 ms. Allocated memory was 299.4 MB in the beginning and 458.2 MB in the end (delta: 158.9 MB). Free memory was 195.0 MB in the beginning and 366.1 MB in the end (delta: -171.1 MB). Peak memory consumption was 24.1 MB. Max. memory is 5.3 GB. [2018-04-11 21:21:40,098 INFO L168 Benchmark]: TraceAbstraction took 36911.46 ms. Allocated memory was 458.2 MB in the beginning and 515.9 MB in the end (delta: 57.7 MB). Free memory was 366.1 MB in the beginning and 319.1 MB in the end (delta: 47.0 MB). Peak memory consumption was 104.7 MB. Max. memory is 5.3 GB. [2018-04-11 21:21:40,101 INFO L344 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 299.4 MB. Free memory is still 260.3 MB. There was no memory consumed. Max. memory is 5.3 GB. * CACSL2BoogieTranslator took 359.59 ms. Allocated memory is still 299.4 MB. Free memory was 232.8 MB in the beginning and 199.0 MB in the end (delta: 33.9 MB). Peak memory consumption was 33.9 MB. Max. memory is 5.3 GB. * Boogie Preprocessor took 65.65 ms. Allocated memory is still 299.4 MB. Free memory was 199.0 MB in the beginning and 195.0 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 5.3 GB. * RCFGBuilder took 704.82 ms. Allocated memory was 299.4 MB in the beginning and 458.2 MB in the end (delta: 158.9 MB). Free memory was 195.0 MB in the beginning and 366.1 MB in the end (delta: -171.1 MB). Peak memory consumption was 24.1 MB. Max. memory is 5.3 GB. * TraceAbstraction took 36911.46 ms. Allocated memory was 458.2 MB in the beginning and 515.9 MB in the end (delta: 57.7 MB). Free memory was 366.1 MB in the beginning and 319.1 MB in the end (delta: 47.0 MB). Peak memory consumption was 104.7 MB. Max. memory is 5.3 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: SMTLIBException: External (z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000)Received EOF on stdin. No stderr output. de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMTLIBException: External (z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000)Received EOF on stdin. No stderr output.: de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parse(Executor.java:209) RESULT: Ultimate could not prove your program: Toolchain returned no result. Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/test-0219_true-valid-memsafety.i_svcomp-DerefFreeMemtrack-32bit-Automizer_Fixed_noBitfields+AI_EQ_SS.epf_AutomizerC.xml/Csv-Benchmark-0-2018-04-11_21-21-40-111.csv Received shutdown request...