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/array-memsafety/strreplace-alloca_true-valid-memsafety_true-termination.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-8168ed2-m [2018-04-11 20:55:33,330 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-04-11 20:55:33,333 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-04-11 20:55:33,348 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2018-04-11 20:55:33,378 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 20:55:33,402 INFO L110 SettingsManager]: Loading preferences was successful [2018-04-11 20:55:33,403 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-04-11 20:55:33,403 INFO L131 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2018-04-11 20:55:33,403 INFO L133 SettingsManager]: * ultimate.logging.details=de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation=DEBUG; [2018-04-11 20:55:33,404 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-04-11 20:55:33,404 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-04-11 20:55:33,404 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-04-11 20:55:33,404 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=VPDomain [2018-04-11 20:55:33,405 INFO L133 SettingsManager]: * Parallel states before merging=1 [2018-04-11 20:55:33,405 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-04-11 20:55:33,405 INFO L131 SettingsManager]: Preferences of LTL2Aut differ from their defaults: [2018-04-11 20:55:33,405 INFO L133 SettingsManager]: * Property to check=[] a a: x > 42 [2018-04-11 20:55:33,406 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-04-11 20:55:33,406 INFO L133 SettingsManager]: * sizeof long=4 [2018-04-11 20:55:33,406 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-04-11 20:55:33,406 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-04-11 20:55:33,406 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-04-11 20:55:33,407 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-04-11 20:55:33,407 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2018-04-11 20:55:33,407 INFO L133 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2018-04-11 20:55:33,407 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-04-11 20:55:33,407 INFO L133 SettingsManager]: * sizeof long double=12 [2018-04-11 20:55:33,408 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-04-11 20:55:33,408 INFO L133 SettingsManager]: * Size of a code block=SingleStatement [2018-04-11 20:55:33,408 INFO L133 SettingsManager]: * Add additional assume for each assert=false [2018-04-11 20:55:33,408 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-04-11 20:55:33,408 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-04-11 20:55:33,409 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-04-11 20:55:33,409 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-04-11 20:55:33,409 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-04-11 20:55:33,409 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-04-11 20:55:33,409 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-04-11 20:55:33,409 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-11 20:55:33,410 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-04-11 20:55:33,411 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-04-11 20:55:33,411 INFO L133 SettingsManager]: * TransformationType=HEAP_SEPARATOR [2018-04-11 20:55:33,411 INFO L131 SettingsManager]: Preferences of Boogie Printer differ from their defaults: [2018-04-11 20:55:33,411 INFO L133 SettingsManager]: * Dump path:=C:\Users\alex\AppData\Local\Temp\ [2018-04-11 20:55:33,453 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-04-11 20:55:33,466 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Parser(s) successfully (re)initialized [2018-04-11 20:55:33,470 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-04-11 20:55:33,472 INFO L271 PluginConnector]: Initializing CDTParser... [2018-04-11 20:55:33,472 INFO L276 PluginConnector]: CDTParser initialized [2018-04-11 20:55:33,473 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/array-memsafety/strreplace-alloca_true-valid-memsafety_true-termination.i [2018-04-11 20:55:33,804 INFO L225 CDTParser]: Created temporary CDT project at /storage/ultimate/releaseScripts/default/UAutomizer-linux/data/FLAG2d4b3506b [2018-04-11 20:55:33,995 INFO L287 CDTParser]: IsIndexed: true [2018-04-11 20:55:33,996 INFO L288 CDTParser]: Found 1 translation units. [2018-04-11 20:55:33,996 INFO L168 CDTParser]: Scanning strreplace-alloca_true-valid-memsafety_true-termination.i [2018-04-11 20:55:34,007 INFO L210 ultiparseSymbolTable]: Include resolver: [2018-04-11 20:55:34,007 INFO L215 ultiparseSymbolTable]: [2018-04-11 20:55:34,008 INFO L218 ultiparseSymbolTable]: Function table: [2018-04-11 20:55:34,008 INFO L221 ultiparseSymbolTable]: Function definition of null ('main') in strreplace-alloca_true-valid-memsafety_true-termination.i [2018-04-11 20:55:34,008 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_fstrreplace_alloca_true_valid_memsafety_true_termination_i__ ('') in strreplace-alloca_true-valid-memsafety_true-termination.i [2018-04-11 20:55:34,008 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_fstrreplace_alloca_true_valid_memsafety_true_termination_i____bswap_32 ('__bswap_32') in strreplace-alloca_true-valid-memsafety_true-termination.i [2018-04-11 20:55:34,008 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_fstrreplace_alloca_true_valid_memsafety_true_termination_i____bswap_64 ('__bswap_64') in strreplace-alloca_true-valid-memsafety_true-termination.i [2018-04-11 20:55:34,008 INFO L227 ultiparseSymbolTable]: Global variable table: [2018-04-11 20:55:34,008 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstrreplace_alloca_true_valid_memsafety_true_termination_i__u_int32_t in strreplace-alloca_true-valid-memsafety_true-termination.i [2018-04-11 20:55:34,008 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstrreplace_alloca_true_valid_memsafety_true_termination_i__blkcnt_t in strreplace-alloca_true-valid-memsafety_true-termination.i [2018-04-11 20:55:34,008 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstrreplace_alloca_true_valid_memsafety_true_termination_i____pthread_list_t in strreplace-alloca_true-valid-memsafety_true-termination.i [2018-04-11 20:55:34,009 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstrreplace_alloca_true_valid_memsafety_true_termination_i__pthread_barrierattr_t in strreplace-alloca_true-valid-memsafety_true-termination.i [2018-04-11 20:55:34,009 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstrreplace_alloca_true_valid_memsafety_true_termination_i__sigset_t in strreplace-alloca_true-valid-memsafety_true-termination.i [2018-04-11 20:55:34,009 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstrreplace_alloca_true_valid_memsafety_true_termination_i____caddr_t in strreplace-alloca_true-valid-memsafety_true-termination.i [2018-04-11 20:55:34,009 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstrreplace_alloca_true_valid_memsafety_true_termination_i____u_char in strreplace-alloca_true-valid-memsafety_true-termination.i [2018-04-11 20:55:34,009 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstrreplace_alloca_true_valid_memsafety_true_termination_i____off64_t in strreplace-alloca_true-valid-memsafety_true-termination.i [2018-04-11 20:55:34,009 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstrreplace_alloca_true_valid_memsafety_true_termination_i__u_quad_t in strreplace-alloca_true-valid-memsafety_true-termination.i [2018-04-11 20:55:34,009 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstrreplace_alloca_true_valid_memsafety_true_termination_i__ulong in strreplace-alloca_true-valid-memsafety_true-termination.i [2018-04-11 20:55:34,009 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstrreplace_alloca_true_valid_memsafety_true_termination_i__pthread_rwlockattr_t in strreplace-alloca_true-valid-memsafety_true-termination.i [2018-04-11 20:55:34,009 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstrreplace_alloca_true_valid_memsafety_true_termination_i__uid_t in strreplace-alloca_true-valid-memsafety_true-termination.i [2018-04-11 20:55:34,009 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstrreplace_alloca_true_valid_memsafety_true_termination_i____uint32_t in strreplace-alloca_true-valid-memsafety_true-termination.i [2018-04-11 20:55:34,009 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstrreplace_alloca_true_valid_memsafety_true_termination_i____fsid_t in strreplace-alloca_true-valid-memsafety_true-termination.i [2018-04-11 20:55:34,009 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstrreplace_alloca_true_valid_memsafety_true_termination_i__pthread_rwlock_t in strreplace-alloca_true-valid-memsafety_true-termination.i [2018-04-11 20:55:34,010 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstrreplace_alloca_true_valid_memsafety_true_termination_i__int16_t in strreplace-alloca_true-valid-memsafety_true-termination.i [2018-04-11 20:55:34,010 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstrreplace_alloca_true_valid_memsafety_true_termination_i__blksize_t in strreplace-alloca_true-valid-memsafety_true-termination.i [2018-04-11 20:55:34,010 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstrreplace_alloca_true_valid_memsafety_true_termination_i____ino64_t in strreplace-alloca_true-valid-memsafety_true-termination.i [2018-04-11 20:55:34,010 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstrreplace_alloca_true_valid_memsafety_true_termination_i__lldiv_t in strreplace-alloca_true-valid-memsafety_true-termination.i [2018-04-11 20:55:34,010 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstrreplace_alloca_true_valid_memsafety_true_termination_i____fsblkcnt_t in strreplace-alloca_true-valid-memsafety_true-termination.i [2018-04-11 20:55:34,010 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstrreplace_alloca_true_valid_memsafety_true_termination_i__div_t in strreplace-alloca_true-valid-memsafety_true-termination.i [2018-04-11 20:55:34,010 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstrreplace_alloca_true_valid_memsafety_true_termination_i____u_long in strreplace-alloca_true-valid-memsafety_true-termination.i [2018-04-11 20:55:34,010 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstrreplace_alloca_true_valid_memsafety_true_termination_i__u_char in strreplace-alloca_true-valid-memsafety_true-termination.i [2018-04-11 20:55:34,010 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstrreplace_alloca_true_valid_memsafety_true_termination_i__pthread_key_t in strreplace-alloca_true-valid-memsafety_true-termination.i [2018-04-11 20:55:34,011 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstrreplace_alloca_true_valid_memsafety_true_termination_i__time_t in strreplace-alloca_true-valid-memsafety_true-termination.i [2018-04-11 20:55:34,011 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstrreplace_alloca_true_valid_memsafety_true_termination_i____int16_t in strreplace-alloca_true-valid-memsafety_true-termination.i [2018-04-11 20:55:34,011 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstrreplace_alloca_true_valid_memsafety_true_termination_i____sigset_t in strreplace-alloca_true-valid-memsafety_true-termination.i [2018-04-11 20:55:34,011 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstrreplace_alloca_true_valid_memsafety_true_termination_i____u_short in strreplace-alloca_true-valid-memsafety_true-termination.i [2018-04-11 20:55:34,011 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstrreplace_alloca_true_valid_memsafety_true_termination_i__int64_t in strreplace-alloca_true-valid-memsafety_true-termination.i [2018-04-11 20:55:34,011 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstrreplace_alloca_true_valid_memsafety_true_termination_i____blkcnt_t in strreplace-alloca_true-valid-memsafety_true-termination.i [2018-04-11 20:55:34,011 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstrreplace_alloca_true_valid_memsafety_true_termination_i__suseconds_t in strreplace-alloca_true-valid-memsafety_true-termination.i [2018-04-11 20:55:34,011 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstrreplace_alloca_true_valid_memsafety_true_termination_i__fsid_t in strreplace-alloca_true-valid-memsafety_true-termination.i [2018-04-11 20:55:34,011 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstrreplace_alloca_true_valid_memsafety_true_termination_i__pthread_mutex_t in strreplace-alloca_true-valid-memsafety_true-termination.i [2018-04-11 20:55:34,012 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstrreplace_alloca_true_valid_memsafety_true_termination_i____loff_t in strreplace-alloca_true-valid-memsafety_true-termination.i [2018-04-11 20:55:34,012 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstrreplace_alloca_true_valid_memsafety_true_termination_i__mode_t in strreplace-alloca_true-valid-memsafety_true-termination.i [2018-04-11 20:55:34,012 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstrreplace_alloca_true_valid_memsafety_true_termination_i____ino_t in strreplace-alloca_true-valid-memsafety_true-termination.i [2018-04-11 20:55:34,012 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstrreplace_alloca_true_valid_memsafety_true_termination_i____daddr_t in strreplace-alloca_true-valid-memsafety_true-termination.i [2018-04-11 20:55:34,012 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstrreplace_alloca_true_valid_memsafety_true_termination_i____syscall_slong_t in strreplace-alloca_true-valid-memsafety_true-termination.i [2018-04-11 20:55:34,012 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstrreplace_alloca_true_valid_memsafety_true_termination_i____fsfilcnt_t in strreplace-alloca_true-valid-memsafety_true-termination.i [2018-04-11 20:55:34,012 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstrreplace_alloca_true_valid_memsafety_true_termination_i__caddr_t in strreplace-alloca_true-valid-memsafety_true-termination.i [2018-04-11 20:55:34,012 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstrreplace_alloca_true_valid_memsafety_true_termination_i____uint8_t in strreplace-alloca_true-valid-memsafety_true-termination.i [2018-04-11 20:55:34,013 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstrreplace_alloca_true_valid_memsafety_true_termination_i__u_long in strreplace-alloca_true-valid-memsafety_true-termination.i [2018-04-11 20:55:34,013 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstrreplace_alloca_true_valid_memsafety_true_termination_i____key_t in strreplace-alloca_true-valid-memsafety_true-termination.i [2018-04-11 20:55:34,013 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstrreplace_alloca_true_valid_memsafety_true_termination_i____time_t in strreplace-alloca_true-valid-memsafety_true-termination.i [2018-04-11 20:55:34,013 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstrreplace_alloca_true_valid_memsafety_true_termination_i__int8_t in strreplace-alloca_true-valid-memsafety_true-termination.i [2018-04-11 20:55:34,013 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstrreplace_alloca_true_valid_memsafety_true_termination_i__ushort in strreplace-alloca_true-valid-memsafety_true-termination.i [2018-04-11 20:55:34,013 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstrreplace_alloca_true_valid_memsafety_true_termination_i__clock_t in strreplace-alloca_true-valid-memsafety_true-termination.i [2018-04-11 20:55:34,013 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstrreplace_alloca_true_valid_memsafety_true_termination_i__u_int64_t in strreplace-alloca_true-valid-memsafety_true-termination.i [2018-04-11 20:55:34,013 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstrreplace_alloca_true_valid_memsafety_true_termination_i__fd_set in strreplace-alloca_true-valid-memsafety_true-termination.i [2018-04-11 20:55:34,014 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstrreplace_alloca_true_valid_memsafety_true_termination_i__pid_t in strreplace-alloca_true-valid-memsafety_true-termination.i [2018-04-11 20:55:34,014 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstrreplace_alloca_true_valid_memsafety_true_termination_i____uint16_t in strreplace-alloca_true-valid-memsafety_true-termination.i [2018-04-11 20:55:34,014 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstrreplace_alloca_true_valid_memsafety_true_termination_i__loff_t in strreplace-alloca_true-valid-memsafety_true-termination.i [2018-04-11 20:55:34,014 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstrreplace_alloca_true_valid_memsafety_true_termination_i__daddr_t in strreplace-alloca_true-valid-memsafety_true-termination.i [2018-04-11 20:55:34,014 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstrreplace_alloca_true_valid_memsafety_true_termination_i____qaddr_t in strreplace-alloca_true-valid-memsafety_true-termination.i [2018-04-11 20:55:34,014 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstrreplace_alloca_true_valid_memsafety_true_termination_i____rlim64_t in strreplace-alloca_true-valid-memsafety_true-termination.i [2018-04-11 20:55:34,014 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstrreplace_alloca_true_valid_memsafety_true_termination_i____dev_t in strreplace-alloca_true-valid-memsafety_true-termination.i [2018-04-11 20:55:34,014 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstrreplace_alloca_true_valid_memsafety_true_termination_i____int8_t in strreplace-alloca_true-valid-memsafety_true-termination.i [2018-04-11 20:55:34,014 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstrreplace_alloca_true_valid_memsafety_true_termination_i____blksize_t in strreplace-alloca_true-valid-memsafety_true-termination.i [2018-04-11 20:55:34,015 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstrreplace_alloca_true_valid_memsafety_true_termination_i____WAIT_STATUS in strreplace-alloca_true-valid-memsafety_true-termination.i [2018-04-11 20:55:34,015 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstrreplace_alloca_true_valid_memsafety_true_termination_i__pthread_condattr_t in strreplace-alloca_true-valid-memsafety_true-termination.i [2018-04-11 20:55:34,015 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstrreplace_alloca_true_valid_memsafety_true_termination_i____clock_t in strreplace-alloca_true-valid-memsafety_true-termination.i [2018-04-11 20:55:34,015 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstrreplace_alloca_true_valid_memsafety_true_termination_i____fsblkcnt64_t in strreplace-alloca_true-valid-memsafety_true-termination.i [2018-04-11 20:55:34,015 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstrreplace_alloca_true_valid_memsafety_true_termination_i__timer_t in strreplace-alloca_true-valid-memsafety_true-termination.i [2018-04-11 20:55:34,015 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstrreplace_alloca_true_valid_memsafety_true_termination_i__register_t in strreplace-alloca_true-valid-memsafety_true-termination.i [2018-04-11 20:55:34,015 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstrreplace_alloca_true_valid_memsafety_true_termination_i____sig_atomic_t in strreplace-alloca_true-valid-memsafety_true-termination.i [2018-04-11 20:55:34,015 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstrreplace_alloca_true_valid_memsafety_true_termination_i____nlink_t in strreplace-alloca_true-valid-memsafety_true-termination.i [2018-04-11 20:55:34,015 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstrreplace_alloca_true_valid_memsafety_true_termination_i__pthread_attr_t in strreplace-alloca_true-valid-memsafety_true-termination.i [2018-04-11 20:55:34,016 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstrreplace_alloca_true_valid_memsafety_true_termination_i____uid_t in strreplace-alloca_true-valid-memsafety_true-termination.i [2018-04-11 20:55:34,016 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstrreplace_alloca_true_valid_memsafety_true_termination_i__u_short in strreplace-alloca_true-valid-memsafety_true-termination.i [2018-04-11 20:55:34,016 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstrreplace_alloca_true_valid_memsafety_true_termination_i__ldiv_t in strreplace-alloca_true-valid-memsafety_true-termination.i [2018-04-11 20:55:34,016 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstrreplace_alloca_true_valid_memsafety_true_termination_i____blkcnt64_t in strreplace-alloca_true-valid-memsafety_true-termination.i [2018-04-11 20:55:34,016 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstrreplace_alloca_true_valid_memsafety_true_termination_i____uint64_t in strreplace-alloca_true-valid-memsafety_true-termination.i [2018-04-11 20:55:34,016 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstrreplace_alloca_true_valid_memsafety_true_termination_i__gid_t in strreplace-alloca_true-valid-memsafety_true-termination.i [2018-04-11 20:55:34,016 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstrreplace_alloca_true_valid_memsafety_true_termination_i__ssize_t in strreplace-alloca_true-valid-memsafety_true-termination.i [2018-04-11 20:55:34,016 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstrreplace_alloca_true_valid_memsafety_true_termination_i____fsword_t in strreplace-alloca_true-valid-memsafety_true-termination.i [2018-04-11 20:55:34,016 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstrreplace_alloca_true_valid_memsafety_true_termination_i____int64_t in strreplace-alloca_true-valid-memsafety_true-termination.i [2018-04-11 20:55:34,016 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstrreplace_alloca_true_valid_memsafety_true_termination_i__ino_t in strreplace-alloca_true-valid-memsafety_true-termination.i [2018-04-11 20:55:34,016 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstrreplace_alloca_true_valid_memsafety_true_termination_i__uint in strreplace-alloca_true-valid-memsafety_true-termination.i [2018-04-11 20:55:34,016 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstrreplace_alloca_true_valid_memsafety_true_termination_i__nlink_t in strreplace-alloca_true-valid-memsafety_true-termination.i [2018-04-11 20:55:34,016 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstrreplace_alloca_true_valid_memsafety_true_termination_i__id_t in strreplace-alloca_true-valid-memsafety_true-termination.i [2018-04-11 20:55:34,016 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstrreplace_alloca_true_valid_memsafety_true_termination_i__wchar_t in strreplace-alloca_true-valid-memsafety_true-termination.i [2018-04-11 20:55:34,016 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstrreplace_alloca_true_valid_memsafety_true_termination_i____fsfilcnt64_t in strreplace-alloca_true-valid-memsafety_true-termination.i [2018-04-11 20:55:34,017 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstrreplace_alloca_true_valid_memsafety_true_termination_i____useconds_t in strreplace-alloca_true-valid-memsafety_true-termination.i [2018-04-11 20:55:34,017 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstrreplace_alloca_true_valid_memsafety_true_termination_i____u_int in strreplace-alloca_true-valid-memsafety_true-termination.i [2018-04-11 20:55:34,017 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstrreplace_alloca_true_valid_memsafety_true_termination_i____mode_t in strreplace-alloca_true-valid-memsafety_true-termination.i [2018-04-11 20:55:34,017 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstrreplace_alloca_true_valid_memsafety_true_termination_i____socklen_t in strreplace-alloca_true-valid-memsafety_true-termination.i [2018-04-11 20:55:34,017 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstrreplace_alloca_true_valid_memsafety_true_termination_i____intptr_t in strreplace-alloca_true-valid-memsafety_true-termination.i [2018-04-11 20:55:34,017 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstrreplace_alloca_true_valid_memsafety_true_termination_i____clockid_t in strreplace-alloca_true-valid-memsafety_true-termination.i [2018-04-11 20:55:34,017 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstrreplace_alloca_true_valid_memsafety_true_termination_i__off_t in strreplace-alloca_true-valid-memsafety_true-termination.i [2018-04-11 20:55:34,017 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstrreplace_alloca_true_valid_memsafety_true_termination_i__pthread_spinlock_t in strreplace-alloca_true-valid-memsafety_true-termination.i [2018-04-11 20:55:34,017 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstrreplace_alloca_true_valid_memsafety_true_termination_i__u_int16_t in strreplace-alloca_true-valid-memsafety_true-termination.i [2018-04-11 20:55:34,017 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstrreplace_alloca_true_valid_memsafety_true_termination_i__dev_t in strreplace-alloca_true-valid-memsafety_true-termination.i [2018-04-11 20:55:34,017 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstrreplace_alloca_true_valid_memsafety_true_termination_i__size_t in strreplace-alloca_true-valid-memsafety_true-termination.i [2018-04-11 20:55:34,017 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstrreplace_alloca_true_valid_memsafety_true_termination_i__pthread_once_t in strreplace-alloca_true-valid-memsafety_true-termination.i [2018-04-11 20:55:34,018 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstrreplace_alloca_true_valid_memsafety_true_termination_i__pthread_cond_t in strreplace-alloca_true-valid-memsafety_true-termination.i [2018-04-11 20:55:34,018 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstrreplace_alloca_true_valid_memsafety_true_termination_i____rlim_t in strreplace-alloca_true-valid-memsafety_true-termination.i [2018-04-11 20:55:34,018 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstrreplace_alloca_true_valid_memsafety_true_termination_i__u_int in strreplace-alloca_true-valid-memsafety_true-termination.i [2018-04-11 20:55:34,018 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstrreplace_alloca_true_valid_memsafety_true_termination_i__quad_t in strreplace-alloca_true-valid-memsafety_true-termination.i [2018-04-11 20:55:34,018 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstrreplace_alloca_true_valid_memsafety_true_termination_i__pthread_mutexattr_t in strreplace-alloca_true-valid-memsafety_true-termination.i [2018-04-11 20:55:34,018 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstrreplace_alloca_true_valid_memsafety_true_termination_i____pid_t in strreplace-alloca_true-valid-memsafety_true-termination.i [2018-04-11 20:55:34,018 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstrreplace_alloca_true_valid_memsafety_true_termination_i__key_t in strreplace-alloca_true-valid-memsafety_true-termination.i [2018-04-11 20:55:34,018 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstrreplace_alloca_true_valid_memsafety_true_termination_i__pthread_barrier_t in strreplace-alloca_true-valid-memsafety_true-termination.i [2018-04-11 20:55:34,018 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstrreplace_alloca_true_valid_memsafety_true_termination_i____suseconds_t in strreplace-alloca_true-valid-memsafety_true-termination.i [2018-04-11 20:55:34,018 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstrreplace_alloca_true_valid_memsafety_true_termination_i____off_t in strreplace-alloca_true-valid-memsafety_true-termination.i [2018-04-11 20:55:34,019 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstrreplace_alloca_true_valid_memsafety_true_termination_i__fsfilcnt_t in strreplace-alloca_true-valid-memsafety_true-termination.i [2018-04-11 20:55:34,019 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstrreplace_alloca_true_valid_memsafety_true_termination_i__fd_mask in strreplace-alloca_true-valid-memsafety_true-termination.i [2018-04-11 20:55:34,019 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstrreplace_alloca_true_valid_memsafety_true_termination_i____u_quad_t in strreplace-alloca_true-valid-memsafety_true-termination.i [2018-04-11 20:55:34,019 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstrreplace_alloca_true_valid_memsafety_true_termination_i__u_int8_t in strreplace-alloca_true-valid-memsafety_true-termination.i [2018-04-11 20:55:34,019 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstrreplace_alloca_true_valid_memsafety_true_termination_i__int32_t in strreplace-alloca_true-valid-memsafety_true-termination.i [2018-04-11 20:55:34,019 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstrreplace_alloca_true_valid_memsafety_true_termination_i____fd_mask in strreplace-alloca_true-valid-memsafety_true-termination.i [2018-04-11 20:55:34,019 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstrreplace_alloca_true_valid_memsafety_true_termination_i____quad_t in strreplace-alloca_true-valid-memsafety_true-termination.i [2018-04-11 20:55:34,019 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstrreplace_alloca_true_valid_memsafety_true_termination_i____ssize_t in strreplace-alloca_true-valid-memsafety_true-termination.i [2018-04-11 20:55:34,020 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstrreplace_alloca_true_valid_memsafety_true_termination_i__clockid_t in strreplace-alloca_true-valid-memsafety_true-termination.i [2018-04-11 20:55:34,020 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstrreplace_alloca_true_valid_memsafety_true_termination_i__fsblkcnt_t in strreplace-alloca_true-valid-memsafety_true-termination.i [2018-04-11 20:55:34,020 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstrreplace_alloca_true_valid_memsafety_true_termination_i____gid_t in strreplace-alloca_true-valid-memsafety_true-termination.i [2018-04-11 20:55:34,020 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstrreplace_alloca_true_valid_memsafety_true_termination_i____timer_t in strreplace-alloca_true-valid-memsafety_true-termination.i [2018-04-11 20:55:34,020 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstrreplace_alloca_true_valid_memsafety_true_termination_i____id_t in strreplace-alloca_true-valid-memsafety_true-termination.i [2018-04-11 20:55:34,020 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstrreplace_alloca_true_valid_memsafety_true_termination_i____int32_t in strreplace-alloca_true-valid-memsafety_true-termination.i [2018-04-11 20:55:34,020 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstrreplace_alloca_true_valid_memsafety_true_termination_i__pthread_t in strreplace-alloca_true-valid-memsafety_true-termination.i [2018-04-11 20:55:34,020 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstrreplace_alloca_true_valid_memsafety_true_termination_i____syscall_ulong_t in strreplace-alloca_true-valid-memsafety_true-termination.i [2018-04-11 20:55:34,038 INFO L330 CDTParser]: Deleted temporary CDT project at /storage/ultimate/releaseScripts/default/UAutomizer-linux/data/FLAG2d4b3506b [2018-04-11 20:55:34,043 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-04-11 20:55:34,045 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-04-11 20:55:34,046 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-04-11 20:55:34,046 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-04-11 20:55:34,051 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-04-11 20:55:34,052 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.04 08:55:34" (1/1) ... [2018-04-11 20:55:34,054 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@489d76a8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 08:55:34, skipping insertion in model container [2018-04-11 20:55:34,055 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.04 08:55:34" (1/1) ... [2018-04-11 20:55:34,070 INFO L167 Dispatcher]: Using SV-COMP mode [2018-04-11 20:55:34,105 INFO L167 Dispatcher]: Using SV-COMP mode [2018-04-11 20:55:34,269 INFO L175 PostProcessor]: Settings: Checked method=main [2018-04-11 20:55:34,315 INFO L175 PostProcessor]: Settings: Checked method=main [2018-04-11 20:55:34,320 INFO L100 SccComputation]: Graph consists of 0 InCaSumBalls and 112 non ball SCCs. Number of states in SCCs 112. [2018-04-11 20:55:34,364 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 08:55:34 WrapperNode [2018-04-11 20:55:34,364 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-04-11 20:55:34,365 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-04-11 20:55:34,365 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-04-11 20:55:34,365 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-04-11 20:55:34,380 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 08:55:34" (1/1) ... [2018-04-11 20:55:34,380 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 08:55:34" (1/1) ... [2018-04-11 20:55:34,397 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 08:55:34" (1/1) ... [2018-04-11 20:55:34,398 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 08:55:34" (1/1) ... [2018-04-11 20:55:34,407 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 08:55:34" (1/1) ... [2018-04-11 20:55:34,412 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 08:55:34" (1/1) ... [2018-04-11 20:55:34,415 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 08:55:34" (1/1) ... [2018-04-11 20:55:34,419 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-04-11 20:55:34,420 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-04-11 20:55:34,420 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-04-11 20:55:34,420 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-04-11 20:55:34,421 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 08:55:34" (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 20:55:34,556 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-04-11 20:55:34,556 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-04-11 20:55:34,556 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fstrreplace_alloca_true_valid_memsafety_true_termination_i____bswap_32 [2018-04-11 20:55:34,556 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fstrreplace_alloca_true_valid_memsafety_true_termination_i____bswap_64 [2018-04-11 20:55:34,557 INFO L136 BoogieDeclarations]: Found implementation of procedure cstrreplace [2018-04-11 20:55:34,557 INFO L136 BoogieDeclarations]: Found implementation of procedure main [2018-04-11 20:55:34,557 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fstrreplace_alloca_true_valid_memsafety_true_termination_i____bswap_32 [2018-04-11 20:55:34,557 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fstrreplace_alloca_true_valid_memsafety_true_termination_i____bswap_64 [2018-04-11 20:55:34,557 INFO L128 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2018-04-11 20:55:34,557 INFO L128 BoogieDeclarations]: Found specification of procedure atof [2018-04-11 20:55:34,557 INFO L128 BoogieDeclarations]: Found specification of procedure atoi [2018-04-11 20:55:34,557 INFO L128 BoogieDeclarations]: Found specification of procedure atol [2018-04-11 20:55:34,557 INFO L128 BoogieDeclarations]: Found specification of procedure atoll [2018-04-11 20:55:34,557 INFO L128 BoogieDeclarations]: Found specification of procedure strtod [2018-04-11 20:55:34,558 INFO L128 BoogieDeclarations]: Found specification of procedure strtof [2018-04-11 20:55:34,558 INFO L128 BoogieDeclarations]: Found specification of procedure strtold [2018-04-11 20:55:34,558 INFO L128 BoogieDeclarations]: Found specification of procedure strtol [2018-04-11 20:55:34,558 INFO L128 BoogieDeclarations]: Found specification of procedure strtoul [2018-04-11 20:55:34,558 INFO L128 BoogieDeclarations]: Found specification of procedure strtoq [2018-04-11 20:55:34,558 INFO L128 BoogieDeclarations]: Found specification of procedure strtouq [2018-04-11 20:55:34,558 INFO L128 BoogieDeclarations]: Found specification of procedure strtoll [2018-04-11 20:55:34,558 INFO L128 BoogieDeclarations]: Found specification of procedure strtoull [2018-04-11 20:55:34,558 INFO L128 BoogieDeclarations]: Found specification of procedure l64a [2018-04-11 20:55:34,558 INFO L128 BoogieDeclarations]: Found specification of procedure a64l [2018-04-11 20:55:34,558 INFO L128 BoogieDeclarations]: Found specification of procedure select [2018-04-11 20:55:34,559 INFO L128 BoogieDeclarations]: Found specification of procedure pselect [2018-04-11 20:55:34,559 INFO L128 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2018-04-11 20:55:34,559 INFO L128 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2018-04-11 20:55:34,559 INFO L128 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2018-04-11 20:55:34,559 INFO L128 BoogieDeclarations]: Found specification of procedure random [2018-04-11 20:55:34,559 INFO L128 BoogieDeclarations]: Found specification of procedure srandom [2018-04-11 20:55:34,559 INFO L128 BoogieDeclarations]: Found specification of procedure initstate [2018-04-11 20:55:34,559 INFO L128 BoogieDeclarations]: Found specification of procedure setstate [2018-04-11 20:55:34,560 INFO L128 BoogieDeclarations]: Found specification of procedure random_r [2018-04-11 20:55:34,560 INFO L128 BoogieDeclarations]: Found specification of procedure srandom_r [2018-04-11 20:55:34,560 INFO L128 BoogieDeclarations]: Found specification of procedure initstate_r [2018-04-11 20:55:34,560 INFO L128 BoogieDeclarations]: Found specification of procedure setstate_r [2018-04-11 20:55:34,560 INFO L128 BoogieDeclarations]: Found specification of procedure rand [2018-04-11 20:55:34,560 INFO L128 BoogieDeclarations]: Found specification of procedure srand [2018-04-11 20:55:34,560 INFO L128 BoogieDeclarations]: Found specification of procedure rand_r [2018-04-11 20:55:34,561 INFO L128 BoogieDeclarations]: Found specification of procedure drand48 [2018-04-11 20:55:34,561 INFO L128 BoogieDeclarations]: Found specification of procedure erand48 [2018-04-11 20:55:34,561 INFO L128 BoogieDeclarations]: Found specification of procedure lrand48 [2018-04-11 20:55:34,561 INFO L128 BoogieDeclarations]: Found specification of procedure nrand48 [2018-04-11 20:55:34,561 INFO L128 BoogieDeclarations]: Found specification of procedure mrand48 [2018-04-11 20:55:34,561 INFO L128 BoogieDeclarations]: Found specification of procedure jrand48 [2018-04-11 20:55:34,561 INFO L128 BoogieDeclarations]: Found specification of procedure srand48 [2018-04-11 20:55:34,561 INFO L128 BoogieDeclarations]: Found specification of procedure seed48 [2018-04-11 20:55:34,562 INFO L128 BoogieDeclarations]: Found specification of procedure lcong48 [2018-04-11 20:55:34,562 INFO L128 BoogieDeclarations]: Found specification of procedure drand48_r [2018-04-11 20:55:34,562 INFO L128 BoogieDeclarations]: Found specification of procedure erand48_r [2018-04-11 20:55:34,562 INFO L128 BoogieDeclarations]: Found specification of procedure lrand48_r [2018-04-11 20:55:34,562 INFO L128 BoogieDeclarations]: Found specification of procedure nrand48_r [2018-04-11 20:55:34,562 INFO L128 BoogieDeclarations]: Found specification of procedure mrand48_r [2018-04-11 20:55:34,562 INFO L128 BoogieDeclarations]: Found specification of procedure jrand48_r [2018-04-11 20:55:34,562 INFO L128 BoogieDeclarations]: Found specification of procedure srand48_r [2018-04-11 20:55:34,563 INFO L128 BoogieDeclarations]: Found specification of procedure seed48_r [2018-04-11 20:55:34,563 INFO L128 BoogieDeclarations]: Found specification of procedure lcong48_r [2018-04-11 20:55:34,563 INFO L128 BoogieDeclarations]: Found specification of procedure malloc [2018-04-11 20:55:34,563 INFO L128 BoogieDeclarations]: Found specification of procedure calloc [2018-04-11 20:55:34,563 INFO L128 BoogieDeclarations]: Found specification of procedure realloc [2018-04-11 20:55:34,563 INFO L128 BoogieDeclarations]: Found specification of procedure free [2018-04-11 20:55:34,563 INFO L128 BoogieDeclarations]: Found specification of procedure cfree [2018-04-11 20:55:34,563 INFO L128 BoogieDeclarations]: Found specification of procedure alloca [2018-04-11 20:55:34,564 INFO L128 BoogieDeclarations]: Found specification of procedure valloc [2018-04-11 20:55:34,564 INFO L128 BoogieDeclarations]: Found specification of procedure posix_memalign [2018-04-11 20:55:34,564 INFO L128 BoogieDeclarations]: Found specification of procedure abort [2018-04-11 20:55:34,564 INFO L128 BoogieDeclarations]: Found specification of procedure atexit [2018-04-11 20:55:34,564 INFO L128 BoogieDeclarations]: Found specification of procedure on_exit [2018-04-11 20:55:34,564 INFO L128 BoogieDeclarations]: Found specification of procedure exit [2018-04-11 20:55:34,564 INFO L128 BoogieDeclarations]: Found specification of procedure _Exit [2018-04-11 20:55:34,565 INFO L128 BoogieDeclarations]: Found specification of procedure getenv [2018-04-11 20:55:34,565 INFO L128 BoogieDeclarations]: Found specification of procedure putenv [2018-04-11 20:55:34,565 INFO L128 BoogieDeclarations]: Found specification of procedure setenv [2018-04-11 20:55:34,565 INFO L128 BoogieDeclarations]: Found specification of procedure unsetenv [2018-04-11 20:55:34,565 INFO L128 BoogieDeclarations]: Found specification of procedure clearenv [2018-04-11 20:55:34,565 INFO L128 BoogieDeclarations]: Found specification of procedure mktemp [2018-04-11 20:55:34,565 INFO L128 BoogieDeclarations]: Found specification of procedure mkstemp [2018-04-11 20:55:34,565 INFO L128 BoogieDeclarations]: Found specification of procedure mkstemps [2018-04-11 20:55:34,566 INFO L128 BoogieDeclarations]: Found specification of procedure mkdtemp [2018-04-11 20:55:34,566 INFO L128 BoogieDeclarations]: Found specification of procedure system [2018-04-11 20:55:34,566 INFO L128 BoogieDeclarations]: Found specification of procedure realpath [2018-04-11 20:55:34,566 INFO L128 BoogieDeclarations]: Found specification of procedure bsearch [2018-04-11 20:55:34,566 INFO L128 BoogieDeclarations]: Found specification of procedure qsort [2018-04-11 20:55:34,566 INFO L128 BoogieDeclarations]: Found specification of procedure abs [2018-04-11 20:55:34,566 INFO L128 BoogieDeclarations]: Found specification of procedure labs [2018-04-11 20:55:34,566 INFO L128 BoogieDeclarations]: Found specification of procedure llabs [2018-04-11 20:55:34,567 INFO L128 BoogieDeclarations]: Found specification of procedure div [2018-04-11 20:55:34,567 INFO L128 BoogieDeclarations]: Found specification of procedure ldiv [2018-04-11 20:55:34,567 INFO L128 BoogieDeclarations]: Found specification of procedure lldiv [2018-04-11 20:55:34,567 INFO L128 BoogieDeclarations]: Found specification of procedure ecvt [2018-04-11 20:55:34,567 INFO L128 BoogieDeclarations]: Found specification of procedure fcvt [2018-04-11 20:55:34,567 INFO L128 BoogieDeclarations]: Found specification of procedure gcvt [2018-04-11 20:55:34,567 INFO L128 BoogieDeclarations]: Found specification of procedure qecvt [2018-04-11 20:55:34,567 INFO L128 BoogieDeclarations]: Found specification of procedure qfcvt [2018-04-11 20:55:34,568 INFO L128 BoogieDeclarations]: Found specification of procedure qgcvt [2018-04-11 20:55:34,568 INFO L128 BoogieDeclarations]: Found specification of procedure ecvt_r [2018-04-11 20:55:34,568 INFO L128 BoogieDeclarations]: Found specification of procedure fcvt_r [2018-04-11 20:55:34,568 INFO L128 BoogieDeclarations]: Found specification of procedure qecvt_r [2018-04-11 20:55:34,568 INFO L128 BoogieDeclarations]: Found specification of procedure qfcvt_r [2018-04-11 20:55:34,568 INFO L128 BoogieDeclarations]: Found specification of procedure mblen [2018-04-11 20:55:34,568 INFO L128 BoogieDeclarations]: Found specification of procedure mbtowc [2018-04-11 20:55:34,569 INFO L128 BoogieDeclarations]: Found specification of procedure wctomb [2018-04-11 20:55:34,569 INFO L128 BoogieDeclarations]: Found specification of procedure mbstowcs [2018-04-11 20:55:34,569 INFO L128 BoogieDeclarations]: Found specification of procedure wcstombs [2018-04-11 20:55:34,569 INFO L128 BoogieDeclarations]: Found specification of procedure rpmatch [2018-04-11 20:55:34,569 INFO L128 BoogieDeclarations]: Found specification of procedure getsubopt [2018-04-11 20:55:34,569 INFO L128 BoogieDeclarations]: Found specification of procedure getloadavg [2018-04-11 20:55:34,569 INFO L128 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-04-11 20:55:34,569 INFO L128 BoogieDeclarations]: Found specification of procedure cstrreplace [2018-04-11 20:55:34,570 INFO L128 BoogieDeclarations]: Found specification of procedure read~int [2018-04-11 20:55:34,570 INFO L128 BoogieDeclarations]: Found specification of procedure write~int [2018-04-11 20:55:34,570 INFO L128 BoogieDeclarations]: Found specification of procedure main [2018-04-11 20:55:34,570 INFO L128 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-04-11 20:55:34,570 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-04-11 20:55:34,570 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-04-11 20:55:34,570 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-04-11 20:55:34,570 INFO L128 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2018-04-11 20:55:34,926 INFO L259 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-04-11 20:55:34,926 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.04 08:55:34 BoogieIcfgContainer [2018-04-11 20:55:34,927 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-04-11 20:55:34,927 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-04-11 20:55:34,927 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-04-11 20:55:34,930 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-04-11 20:55:34,930 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.04 08:55:34" (1/3) ... [2018-04-11 20:55:34,930 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@655395da and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.04 08:55:34, skipping insertion in model container [2018-04-11 20:55:34,930 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 08:55:34" (2/3) ... [2018-04-11 20:55:34,931 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@655395da and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.04 08:55:34, skipping insertion in model container [2018-04-11 20:55:34,931 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.04 08:55:34" (3/3) ... [2018-04-11 20:55:34,932 INFO L107 eAbstractionObserver]: Analyzing ICFG strreplace-alloca_true-valid-memsafety_true-termination.i [2018-04-11 20:55:34,939 INFO L131 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-04-11 20:55:34,945 INFO L143 ceAbstractionStarter]: Appying trace abstraction to program that has 9 error locations. [2018-04-11 20:55:34,989 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2018-04-11 20:55:34,989 INFO L369 AbstractCegarLoop]: Interprodecural is true [2018-04-11 20:55:34,989 INFO L370 AbstractCegarLoop]: Hoare is true [2018-04-11 20:55:34,989 INFO L371 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-04-11 20:55:34,990 INFO L372 AbstractCegarLoop]: Backedges is TWOTRACK [2018-04-11 20:55:34,990 INFO L373 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-04-11 20:55:34,990 INFO L374 AbstractCegarLoop]: Difference is false [2018-04-11 20:55:34,990 INFO L375 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-04-11 20:55:34,990 INFO L380 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-04-11 20:55:34,990 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-04-11 20:55:35,002 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states. [2018-04-11 20:55:35,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-04-11 20:55:35,007 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 20:55:35,008 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 20:55:35,008 INFO L408 AbstractCegarLoop]: === Iteration 1 === [cstrreplaceErr4RequiresViolation, cstrreplaceErr5RequiresViolation, cstrreplaceErr3RequiresViolation, cstrreplaceErr0RequiresViolation, cstrreplaceErr1RequiresViolation, cstrreplaceErr2RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation]=== [2018-04-11 20:55:35,011 INFO L82 PathProgramCache]: Analyzing trace with hash 827025565, 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 20:55:35,023 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 20:55:35,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 20:55:35,055 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-11 20:55:35,092 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 20:55:35,093 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 20:55:35,098 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 20:55:35,098 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:6, output treesize:5 [2018-04-11 20:55:35,110 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 20:55:35,111 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-11 20:55:35,119 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 20:55:35,154 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-04-11 20:55:35,155 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3 [2018-04-11 20:55:35,157 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-04-11 20:55:35,167 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-04-11 20:55:35,167 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-04-11 20:55:35,169 INFO L87 Difference]: Start difference. First operand 61 states. Second operand 4 states. [2018-04-11 20:55:35,249 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 20:55:35,249 INFO L93 Difference]: Finished difference Result 76 states and 78 transitions. [2018-04-11 20:55:35,249 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-04-11 20:55:35,250 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 13 [2018-04-11 20:55:35,251 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 20:55:35,259 INFO L225 Difference]: With dead ends: 76 [2018-04-11 20:55:35,259 INFO L226 Difference]: Without dead ends: 57 [2018-04-11 20:55:35,262 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 23 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-04-11 20:55:35,278 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 57 states. [2018-04-11 20:55:35,296 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 57 to 57. [2018-04-11 20:55:35,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 57 states. [2018-04-11 20:55:35,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 57 states and 59 transitions. [2018-04-11 20:55:35,301 INFO L78 Accepts]: Start accepts. Automaton has 57 states and 59 transitions. Word has length 13 [2018-04-11 20:55:35,302 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 20:55:35,302 INFO L459 AbstractCegarLoop]: Abstraction has 57 states and 59 transitions. [2018-04-11 20:55:35,302 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-04-11 20:55:35,302 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 59 transitions. [2018-04-11 20:55:35,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-04-11 20:55:35,303 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 20:55:35,303 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 20:55:35,303 INFO L408 AbstractCegarLoop]: === Iteration 2 === [cstrreplaceErr4RequiresViolation, cstrreplaceErr5RequiresViolation, cstrreplaceErr3RequiresViolation, cstrreplaceErr0RequiresViolation, cstrreplaceErr1RequiresViolation, cstrreplaceErr2RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation]=== [2018-04-11 20:55:35,303 INFO L82 PathProgramCache]: Analyzing trace with hash 827025566, 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 20:55:35,310 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 20:55:35,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 20:55:35,326 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-11 20:55:35,341 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 20:55:35,342 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 20:55:35,363 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 20:55:35,364 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:13, output treesize:12 [2018-04-11 20:55:35,395 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 20:55:35,395 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-11 20:55:35,439 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 20:55:35,459 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-04-11 20:55:35,459 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 6 [2018-04-11 20:55:35,461 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-04-11 20:55:35,461 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-04-11 20:55:35,461 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2018-04-11 20:55:35,462 INFO L87 Difference]: Start difference. First operand 57 states and 59 transitions. Second operand 7 states. [2018-04-11 20:55:35,535 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 20:55:35,535 INFO L93 Difference]: Finished difference Result 57 states and 59 transitions. [2018-04-11 20:55:35,536 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-04-11 20:55:35,536 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 13 [2018-04-11 20:55:35,536 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 20:55:35,537 INFO L225 Difference]: With dead ends: 57 [2018-04-11 20:55:35,537 INFO L226 Difference]: Without dead ends: 56 [2018-04-11 20:55:35,539 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2018-04-11 20:55:35,539 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 56 states. [2018-04-11 20:55:35,544 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 56 to 56. [2018-04-11 20:55:35,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 56 states. [2018-04-11 20:55:35,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 56 states and 58 transitions. [2018-04-11 20:55:35,546 INFO L78 Accepts]: Start accepts. Automaton has 56 states and 58 transitions. Word has length 13 [2018-04-11 20:55:35,546 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 20:55:35,547 INFO L459 AbstractCegarLoop]: Abstraction has 56 states and 58 transitions. [2018-04-11 20:55:35,547 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-04-11 20:55:35,547 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 58 transitions. [2018-04-11 20:55:35,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-04-11 20:55:35,547 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 20:55:35,547 INFO L355 BasicCegarLoop]: trace histogram [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 20:55:35,548 INFO L408 AbstractCegarLoop]: === Iteration 3 === [cstrreplaceErr4RequiresViolation, cstrreplaceErr5RequiresViolation, cstrreplaceErr3RequiresViolation, cstrreplaceErr0RequiresViolation, cstrreplaceErr1RequiresViolation, cstrreplaceErr2RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation]=== [2018-04-11 20:55:35,548 INFO L82 PathProgramCache]: Analyzing trace with hash 1218566386, 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 20:55:35,570 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 20:55:35,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 20:55:35,596 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-11 20:55:35,633 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 20:55:35,633 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-11 20:55:35,641 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 20:55:35,661 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-04-11 20:55:35,662 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 5 [2018-04-11 20:55:35,662 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-04-11 20:55:35,662 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-04-11 20:55:35,662 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-04-11 20:55:35,663 INFO L87 Difference]: Start difference. First operand 56 states and 58 transitions. Second operand 6 states. [2018-04-11 20:55:35,751 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 20:55:35,752 INFO L93 Difference]: Finished difference Result 60 states and 62 transitions. [2018-04-11 20:55:35,752 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-04-11 20:55:35,752 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 23 [2018-04-11 20:55:35,753 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 20:55:35,754 INFO L225 Difference]: With dead ends: 60 [2018-04-11 20:55:35,754 INFO L226 Difference]: Without dead ends: 57 [2018-04-11 20:55:35,755 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 47 GetRequests, 41 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2018-04-11 20:55:35,755 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 57 states. [2018-04-11 20:55:35,760 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 57 to 56. [2018-04-11 20:55:35,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 56 states. [2018-04-11 20:55:35,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 56 states and 59 transitions. [2018-04-11 20:55:35,763 INFO L78 Accepts]: Start accepts. Automaton has 56 states and 59 transitions. Word has length 23 [2018-04-11 20:55:35,763 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 20:55:35,763 INFO L459 AbstractCegarLoop]: Abstraction has 56 states and 59 transitions. [2018-04-11 20:55:35,763 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-04-11 20:55:35,763 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 59 transitions. [2018-04-11 20:55:35,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-04-11 20:55:35,764 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 20:55:35,764 INFO L355 BasicCegarLoop]: trace histogram [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 20:55:35,765 INFO L408 AbstractCegarLoop]: === Iteration 4 === [cstrreplaceErr4RequiresViolation, cstrreplaceErr5RequiresViolation, cstrreplaceErr3RequiresViolation, cstrreplaceErr0RequiresViolation, cstrreplaceErr1RequiresViolation, cstrreplaceErr2RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation]=== [2018-04-11 20:55:35,765 INFO L82 PathProgramCache]: Analyzing trace with hash 1218566387, 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 20:55:35,775 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 20:55:35,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 20:55:35,800 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-11 20:55:35,921 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 20:55:35,921 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-11 20:55:35,952 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2018-04-11 20:55:35,954 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 20:55:35,973 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 10 [2018-04-11 20:55:35,974 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 20:55:35,978 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-11 20:55:35,979 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:29, output treesize:7 [2018-04-11 20:55:35,991 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 20:55:36,017 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-04-11 20:55:36,018 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [8, 8] imperfect sequences [] total 8 [2018-04-11 20:55:36,018 INFO L442 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-04-11 20:55:36,018 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-04-11 20:55:36,018 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2018-04-11 20:55:36,019 INFO L87 Difference]: Start difference. First operand 56 states and 59 transitions. Second operand 9 states. [2018-04-11 20:55:36,230 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 20:55:36,230 INFO L93 Difference]: Finished difference Result 57 states and 59 transitions. [2018-04-11 20:55:36,230 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-04-11 20:55:36,231 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 23 [2018-04-11 20:55:36,231 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 20:55:36,232 INFO L225 Difference]: With dead ends: 57 [2018-04-11 20:55:36,232 INFO L226 Difference]: Without dead ends: 54 [2018-04-11 20:55:36,233 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 36 SyntacticMatches, 2 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=45, Invalid=137, Unknown=0, NotChecked=0, Total=182 [2018-04-11 20:55:36,234 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 54 states. [2018-04-11 20:55:36,238 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 54 to 54. [2018-04-11 20:55:36,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 54 states. [2018-04-11 20:55:36,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 54 states and 56 transitions. [2018-04-11 20:55:36,240 INFO L78 Accepts]: Start accepts. Automaton has 54 states and 56 transitions. Word has length 23 [2018-04-11 20:55:36,240 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 20:55:36,240 INFO L459 AbstractCegarLoop]: Abstraction has 54 states and 56 transitions. [2018-04-11 20:55:36,240 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-04-11 20:55:36,240 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 56 transitions. [2018-04-11 20:55:36,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-04-11 20:55:36,242 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 20:55:36,242 INFO L355 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 20:55:36,242 INFO L408 AbstractCegarLoop]: === Iteration 5 === [cstrreplaceErr4RequiresViolation, cstrreplaceErr5RequiresViolation, cstrreplaceErr3RequiresViolation, cstrreplaceErr0RequiresViolation, cstrreplaceErr1RequiresViolation, cstrreplaceErr2RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation]=== [2018-04-11 20:55:36,242 INFO L82 PathProgramCache]: Analyzing trace with hash 862504358, 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 20:55:36,255 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 20:55:36,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 20:55:36,282 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-11 20:55:36,324 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-04-11 20:55:36,325 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-11 20:55:36,337 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-04-11 20:55:36,357 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-04-11 20:55:36,357 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [6, 6] imperfect sequences [] total 6 [2018-04-11 20:55:36,358 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-04-11 20:55:36,358 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-04-11 20:55:36,358 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-04-11 20:55:36,358 INFO L87 Difference]: Start difference. First operand 54 states and 56 transitions. Second operand 7 states. [2018-04-11 20:55:36,479 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 20:55:36,479 INFO L93 Difference]: Finished difference Result 54 states and 56 transitions. [2018-04-11 20:55:36,479 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-04-11 20:55:36,479 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 33 [2018-04-11 20:55:36,480 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 20:55:36,481 INFO L225 Difference]: With dead ends: 54 [2018-04-11 20:55:36,481 INFO L226 Difference]: Without dead ends: 53 [2018-04-11 20:55:36,481 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 60 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=29, Invalid=61, Unknown=0, NotChecked=0, Total=90 [2018-04-11 20:55:36,481 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 53 states. [2018-04-11 20:55:36,485 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 53 to 53. [2018-04-11 20:55:36,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 53 states. [2018-04-11 20:55:36,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 53 states and 55 transitions. [2018-04-11 20:55:36,486 INFO L78 Accepts]: Start accepts. Automaton has 53 states and 55 transitions. Word has length 33 [2018-04-11 20:55:36,486 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 20:55:36,486 INFO L459 AbstractCegarLoop]: Abstraction has 53 states and 55 transitions. [2018-04-11 20:55:36,486 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-04-11 20:55:36,486 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 55 transitions. [2018-04-11 20:55:36,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-04-11 20:55:36,487 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 20:55:36,487 INFO L355 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 20:55:36,487 INFO L408 AbstractCegarLoop]: === Iteration 6 === [cstrreplaceErr4RequiresViolation, cstrreplaceErr5RequiresViolation, cstrreplaceErr3RequiresViolation, cstrreplaceErr0RequiresViolation, cstrreplaceErr1RequiresViolation, cstrreplaceErr2RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation]=== [2018-04-11 20:55:36,487 INFO L82 PathProgramCache]: Analyzing trace with hash 862504359, 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 20:55:36,494 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 20:55:36,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 20:55:36,516 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-11 20:55:36,528 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 11 [2018-04-11 20:55:36,530 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 11 treesize of output 10 [2018-04-11 20:55:36,530 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 20:55:36,532 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 20:55:36,567 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-11 20:55:36,567 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:25, output treesize:21 [2018-04-11 20:55:36,638 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 14 [2018-04-11 20:55:36,645 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 14 treesize of output 11 [2018-04-11 20:55:36,646 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 2 xjuncts. [2018-04-11 20:55:36,649 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-11 20:55:36,659 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2018-04-11 20:55:36,660 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:34, output treesize:33 [2018-04-11 20:55:36,744 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 20:55:36,744 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-11 20:55:36,973 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2018-04-11 20:55:36,973 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 20:55:36,981 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 11 [2018-04-11 20:55:36,991 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2018-04-11 20:55:36,991 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-11 20:55:36,993 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 20:55:36,999 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-11 20:55:36,999 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 5 variables, input treesize:35, output treesize:7 [2018-04-11 20:55:37,006 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 20:55:37,026 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-11 20:55:37,026 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 10] total 18 [2018-04-11 20:55:37,027 INFO L442 AbstractCegarLoop]: Interpolant automaton has 19 states [2018-04-11 20:55:37,027 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2018-04-11 20:55:37,027 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=292, Unknown=0, NotChecked=0, Total=342 [2018-04-11 20:55:37,027 INFO L87 Difference]: Start difference. First operand 53 states and 55 transitions. Second operand 19 states. [2018-04-11 20:55:39,157 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 20:55:39,158 INFO L93 Difference]: Finished difference Result 152 states and 164 transitions. [2018-04-11 20:55:39,158 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2018-04-11 20:55:39,158 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 33 [2018-04-11 20:55:39,159 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 20:55:39,163 INFO L225 Difference]: With dead ends: 152 [2018-04-11 20:55:39,163 INFO L226 Difference]: Without dead ends: 151 [2018-04-11 20:55:39,164 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 86 GetRequests, 47 SyntacticMatches, 1 SemanticMatches, 38 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 265 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=312, Invalid=1248, Unknown=0, NotChecked=0, Total=1560 [2018-04-11 20:55:39,165 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 151 states. [2018-04-11 20:55:39,174 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 151 to 68. [2018-04-11 20:55:39,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 68 states. [2018-04-11 20:55:39,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 68 states and 72 transitions. [2018-04-11 20:55:39,176 INFO L78 Accepts]: Start accepts. Automaton has 68 states and 72 transitions. Word has length 33 [2018-04-11 20:55:39,176 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 20:55:39,176 INFO L459 AbstractCegarLoop]: Abstraction has 68 states and 72 transitions. [2018-04-11 20:55:39,176 INFO L460 AbstractCegarLoop]: Interpolant automaton has 19 states. [2018-04-11 20:55:39,177 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 72 transitions. [2018-04-11 20:55:39,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-04-11 20:55:39,178 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 20:55:39,178 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 20:55:39,178 INFO L408 AbstractCegarLoop]: === Iteration 7 === [cstrreplaceErr4RequiresViolation, cstrreplaceErr5RequiresViolation, cstrreplaceErr3RequiresViolation, cstrreplaceErr0RequiresViolation, cstrreplaceErr1RequiresViolation, cstrreplaceErr2RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation]=== [2018-04-11 20:55:39,178 INFO L82 PathProgramCache]: Analyzing trace with hash -1129305527, 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 20:55:39,194 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 20:55:39,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 20:55:39,213 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-11 20:55:39,226 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 20:55:39,227 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 5 [2018-04-11 20:55:39,227 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 20:55:39,229 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 20:55:39,230 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:12, output treesize:5 [2018-04-11 20:55:39,256 WARN L1033 $PredicateComparison]: unable to prove that (exists ((|main_#t~malloc7.base| Int)) (and (= (select |c_old(#valid)| |main_#t~malloc7.base|) 0) (= (store |c_old(#valid)| |main_#t~malloc7.base| 0) |c_#valid|))) is different from true [2018-04-11 20:55:39,260 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 20:55:39,260 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-11 20:55:39,275 WARN L1011 $PredicateComparison]: unable to prove that (forall ((|v_main_#t~malloc7.base_10| Int)) (or (= (store |c_#valid| |v_main_#t~malloc7.base_10| 0) |c_old(#valid)|) (not (= 0 (select |c_#valid| |v_main_#t~malloc7.base_10|))))) is different from false [2018-04-11 20:55:39,285 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 20:55:39,318 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-04-11 20:55:39,318 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [5, 4] imperfect sequences [] total 7 [2018-04-11 20:55:39,319 INFO L442 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-04-11 20:55:39,319 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-04-11 20:55:39,319 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=21, Unknown=2, NotChecked=18, Total=56 [2018-04-11 20:55:39,320 INFO L87 Difference]: Start difference. First operand 68 states and 72 transitions. Second operand 8 states. [2018-04-11 20:55:39,345 WARN L1011 $PredicateComparison]: unable to prove that (and (= |c_#valid| |c_old(#valid)|) (forall ((|v_main_#t~malloc7.base_10| Int)) (or (= (store |c_#valid| |v_main_#t~malloc7.base_10| 0) |c_old(#valid)|) (not (= 0 (select |c_#valid| |v_main_#t~malloc7.base_10|)))))) is different from false [2018-04-11 20:55:39,484 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 20:55:39,484 INFO L93 Difference]: Finished difference Result 83 states and 87 transitions. [2018-04-11 20:55:39,484 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-04-11 20:55:39,484 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 36 [2018-04-11 20:55:39,484 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 20:55:39,486 INFO L225 Difference]: With dead ends: 83 [2018-04-11 20:55:39,486 INFO L226 Difference]: Without dead ends: 74 [2018-04-11 20:55:39,487 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 76 GetRequests, 65 SyntacticMatches, 1 SemanticMatches, 10 ConstructedPredicates, 3 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=29, Invalid=52, Unknown=3, NotChecked=48, Total=132 [2018-04-11 20:55:39,487 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 74 states. [2018-04-11 20:55:39,500 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 74 to 74. [2018-04-11 20:55:39,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 74 states. [2018-04-11 20:55:39,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 74 states and 78 transitions. [2018-04-11 20:55:39,501 INFO L78 Accepts]: Start accepts. Automaton has 74 states and 78 transitions. Word has length 36 [2018-04-11 20:55:39,502 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 20:55:39,502 INFO L459 AbstractCegarLoop]: Abstraction has 74 states and 78 transitions. [2018-04-11 20:55:39,502 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-04-11 20:55:39,502 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 78 transitions. [2018-04-11 20:55:39,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-04-11 20:55:39,504 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 20:55:39,504 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 20:55:39,504 INFO L408 AbstractCegarLoop]: === Iteration 8 === [cstrreplaceErr4RequiresViolation, cstrreplaceErr5RequiresViolation, cstrreplaceErr3RequiresViolation, cstrreplaceErr0RequiresViolation, cstrreplaceErr1RequiresViolation, cstrreplaceErr2RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation]=== [2018-04-11 20:55:39,504 INFO L82 PathProgramCache]: Analyzing trace with hash 1656518733, now seen corresponding path program 1 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 20:55:39,514 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 20:55:39,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 20:55:39,539 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-11 20:55:39,561 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 20:55:39,561 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 5 [2018-04-11 20:55:39,562 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 20:55:39,563 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 20:55:39,564 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:12, output treesize:5 [2018-04-11 20:55:39,585 WARN L1033 $PredicateComparison]: unable to prove that (exists ((|main_#t~malloc7.base| Int)) (and (= (select |c_old(#valid)| |main_#t~malloc7.base|) 0) (= (store |c_old(#valid)| |main_#t~malloc7.base| 0) |c_#valid|))) is different from true [2018-04-11 20:55:39,597 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 20:55:39,598 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-11 20:55:39,621 WARN L1011 $PredicateComparison]: unable to prove that (forall ((|v_main_#t~malloc7.base_12| Int)) (or (not (= 0 (select |c_#valid| |v_main_#t~malloc7.base_12|))) (= |c_old(#valid)| (store |c_#valid| |v_main_#t~malloc7.base_12| 0)))) is different from false [2018-04-11 20:55:39,639 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 20:55:39,660 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-04-11 20:55:39,660 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [5, 4] imperfect sequences [] total 7 [2018-04-11 20:55:39,661 INFO L442 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-04-11 20:55:39,661 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-04-11 20:55:39,661 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=21, Unknown=2, NotChecked=18, Total=56 [2018-04-11 20:55:39,661 INFO L87 Difference]: Start difference. First operand 74 states and 78 transitions. Second operand 8 states. [2018-04-11 20:55:39,668 WARN L1011 $PredicateComparison]: unable to prove that (and (= |c_#valid| |c_old(#valid)|) (forall ((|v_main_#t~malloc7.base_12| Int)) (or (not (= 0 (select |c_#valid| |v_main_#t~malloc7.base_12|))) (= |c_old(#valid)| (store |c_#valid| |v_main_#t~malloc7.base_12| 0))))) is different from false [2018-04-11 20:55:39,732 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 20:55:39,732 INFO L93 Difference]: Finished difference Result 74 states and 78 transitions. [2018-04-11 20:55:39,733 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-04-11 20:55:39,733 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 37 [2018-04-11 20:55:39,733 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 20:55:39,734 INFO L225 Difference]: With dead ends: 74 [2018-04-11 20:55:39,734 INFO L226 Difference]: Without dead ends: 61 [2018-04-11 20:55:39,735 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 78 GetRequests, 67 SyntacticMatches, 1 SemanticMatches, 10 ConstructedPredicates, 3 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=29, Invalid=52, Unknown=3, NotChecked=48, Total=132 [2018-04-11 20:55:39,735 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 61 states. [2018-04-11 20:55:39,742 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 61 to 55. [2018-04-11 20:55:39,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 55 states. [2018-04-11 20:55:39,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 55 states and 58 transitions. [2018-04-11 20:55:39,744 INFO L78 Accepts]: Start accepts. Automaton has 55 states and 58 transitions. Word has length 37 [2018-04-11 20:55:39,744 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 20:55:39,744 INFO L459 AbstractCegarLoop]: Abstraction has 55 states and 58 transitions. [2018-04-11 20:55:39,744 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-04-11 20:55:39,744 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 58 transitions. [2018-04-11 20:55:39,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-04-11 20:55:39,745 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 20:55:39,746 INFO L355 BasicCegarLoop]: trace histogram [3, 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] [2018-04-11 20:55:39,746 INFO L408 AbstractCegarLoop]: === Iteration 9 === [cstrreplaceErr4RequiresViolation, cstrreplaceErr5RequiresViolation, cstrreplaceErr3RequiresViolation, cstrreplaceErr0RequiresViolation, cstrreplaceErr1RequiresViolation, cstrreplaceErr2RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation]=== [2018-04-11 20:55:39,746 INFO L82 PathProgramCache]: Analyzing trace with hash 1682334043, now seen corresponding path program 2 times No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-11 20:55:39,753 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 20:55:39,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 20:55:39,774 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-11 20:55:39,778 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 20:55:39,778 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 20:55:39,791 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 20:55:39,791 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2018-04-11 20:55:39,813 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 12 [2018-04-11 20:55:39,815 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 12 treesize of output 11 [2018-04-11 20:55:39,816 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 20:55:39,818 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 20:55:39,820 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-11 20:55:39,820 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:15, output treesize:11 [2018-04-11 20:55:39,940 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 15 [2018-04-11 20:55:39,947 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 15 treesize of output 12 [2018-04-11 20:55:39,947 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 2 xjuncts. [2018-04-11 20:55:39,951 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-11 20:55:39,956 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2018-04-11 20:55:39,956 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:29, output treesize:34 [2018-04-11 20:55:40,020 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 2 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 20:55:40,021 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-11 20:55:40,349 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 11 [2018-04-11 20:55:40,357 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2018-04-11 20:55:40,358 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 20:55:40,359 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 20:55:40,364 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2018-04-11 20:55:40,364 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:31, output treesize:35 [2018-04-11 20:55:40,428 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 20:55:40,449 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-11 20:55:40,449 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 14] total 27 [2018-04-11 20:55:40,449 INFO L442 AbstractCegarLoop]: Interpolant automaton has 28 states [2018-04-11 20:55:40,449 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2018-04-11 20:55:40,450 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=80, Invalid=676, Unknown=0, NotChecked=0, Total=756 [2018-04-11 20:55:40,450 INFO L87 Difference]: Start difference. First operand 55 states and 58 transitions. Second operand 28 states. [2018-04-11 20:55:41,164 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 20:55:41,164 INFO L93 Difference]: Finished difference Result 67 states and 71 transitions. [2018-04-11 20:55:41,164 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2018-04-11 20:55:41,164 INFO L78 Accepts]: Start accepts. Automaton has 28 states. Word has length 43 [2018-04-11 20:55:41,165 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 20:55:41,165 INFO L225 Difference]: With dead ends: 67 [2018-04-11 20:55:41,165 INFO L226 Difference]: Without dead ends: 0 [2018-04-11 20:55:41,166 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 102 GetRequests, 59 SyntacticMatches, 0 SemanticMatches, 43 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 219 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=394, Invalid=1586, Unknown=0, NotChecked=0, Total=1980 [2018-04-11 20:55:41,167 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-04-11 20:55:41,167 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-04-11 20:55:41,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-04-11 20:55:41,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-04-11 20:55:41,167 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 43 [2018-04-11 20:55:41,167 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 20:55:41,167 INFO L459 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-04-11 20:55:41,167 INFO L460 AbstractCegarLoop]: Interpolant automaton has 28 states. [2018-04-11 20:55:41,168 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-04-11 20:55:41,168 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-04-11 20:55:41,171 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-04-11 20:55:42,019 WARN L151 SmtUtils]: Spent 723ms on a formula simplification. DAG size of input: 118 DAG size of output 65 [2018-04-11 20:55:42,140 INFO L416 ceAbstractionStarter]: For program point L-1(line -1) no Hoare annotation was computed. [2018-04-11 20:55:42,140 INFO L416 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-04-11 20:55:42,141 INFO L412 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-04-11 20:55:42,141 INFO L416 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-04-11 20:55:42,141 INFO L412 ceAbstractionStarter]: At program point cstrreplaceENTRY(lines 540 552) the Hoare annotation is: (let ((.cse0 (+ (select |#length| |cstrreplace_#in~s.base|) (- 1)))) (or (not (= 1 (select |#valid| |cstrreplace_#in~s.base|))) (< |cstrreplace_#in~s.offset| 0) (not (= 0 (select (select |old(#memory_int)| |cstrreplace_#in~s.base|) .cse0))) (not (exists ((v_main_~nondetString1~0.offset_BEFORE_CALL_2 Int) (main_~length1~0 Int)) (and (= 0 (select (select |old(#memory_int)| |cstrreplace_#in~s.base|) (+ v_main_~nondetString1~0.offset_BEFORE_CALL_2 main_~length1~0 (- 1)))) (<= |cstrreplace_#in~s.offset| v_main_~nondetString1~0.offset_BEFORE_CALL_2) (<= 1 main_~length1~0) (<= (+ v_main_~nondetString1~0.offset_BEFORE_CALL_2 main_~length1~0) (select |#length| |cstrreplace_#in~s.base|))))) (= (select (select |#memory_int| |cstrreplace_#in~s.base|) .cse0) 0))) [2018-04-11 20:55:42,141 INFO L416 ceAbstractionStarter]: For program point cstrreplaceErr2RequiresViolation(line 545) no Hoare annotation was computed. [2018-04-11 20:55:42,141 INFO L416 ceAbstractionStarter]: For program point L542(line 542) no Hoare annotation was computed. [2018-04-11 20:55:42,141 INFO L416 ceAbstractionStarter]: For program point L540(lines 540 552) no Hoare annotation was computed. [2018-04-11 20:55:42,141 INFO L416 ceAbstractionStarter]: For program point L544''''(line 544) no Hoare annotation was computed. [2018-04-11 20:55:42,141 INFO L416 ceAbstractionStarter]: For program point L546(line 546) no Hoare annotation was computed. [2018-04-11 20:55:42,141 INFO L416 ceAbstractionStarter]: For program point L545(line 545) no Hoare annotation was computed. [2018-04-11 20:55:42,141 INFO L416 ceAbstractionStarter]: For program point cstrreplaceFINAL(lines 540 552) no Hoare annotation was computed. [2018-04-11 20:55:42,141 INFO L416 ceAbstractionStarter]: For program point L544(lines 544 550) no Hoare annotation was computed. [2018-04-11 20:55:42,141 INFO L416 ceAbstractionStarter]: For program point L543(line 543) no Hoare annotation was computed. [2018-04-11 20:55:42,141 INFO L416 ceAbstractionStarter]: For program point L549(line 549) no Hoare annotation was computed. [2018-04-11 20:55:42,142 INFO L416 ceAbstractionStarter]: For program point L547(line 547) no Hoare annotation was computed. [2018-04-11 20:55:42,142 INFO L416 ceAbstractionStarter]: For program point cstrreplaceErr1RequiresViolation(line 544) no Hoare annotation was computed. [2018-04-11 20:55:42,142 INFO L416 ceAbstractionStarter]: For program point L545''''(line 545) no Hoare annotation was computed. [2018-04-11 20:55:42,142 INFO L416 ceAbstractionStarter]: For program point L544'(lines 544 550) no Hoare annotation was computed. [2018-04-11 20:55:42,142 INFO L416 ceAbstractionStarter]: For program point L546'(line 546) no Hoare annotation was computed. [2018-04-11 20:55:42,142 INFO L416 ceAbstractionStarter]: For program point cstrreplaceErr5RequiresViolation(line 546) no Hoare annotation was computed. [2018-04-11 20:55:42,142 INFO L416 ceAbstractionStarter]: For program point L545'''''(lines 545 548) no Hoare annotation was computed. [2018-04-11 20:55:42,142 INFO L416 ceAbstractionStarter]: For program point cstrreplaceErr0RequiresViolation(line 544) no Hoare annotation was computed. [2018-04-11 20:55:42,142 INFO L416 ceAbstractionStarter]: For program point L540'(lines 540 552) no Hoare annotation was computed. [2018-04-11 20:55:42,142 INFO L416 ceAbstractionStarter]: For program point cstrreplaceErr4RequiresViolation(line 546) no Hoare annotation was computed. [2018-04-11 20:55:42,142 INFO L416 ceAbstractionStarter]: For program point L544''''''(lines 544 550) no Hoare annotation was computed. [2018-04-11 20:55:42,142 INFO L416 ceAbstractionStarter]: For program point cstrreplaceEXIT(lines 540 552) no Hoare annotation was computed. [2018-04-11 20:55:42,142 INFO L416 ceAbstractionStarter]: For program point L545''(line 545) no Hoare annotation was computed. [2018-04-11 20:55:42,143 INFO L412 ceAbstractionStarter]: At program point L544'''''(lines 544 550) the Hoare annotation is: (let ((.cse1 (+ (select |#length| |cstrreplace_#in~s.base|) (- 1)))) (or (not (= 1 (select |#valid| |cstrreplace_#in~s.base|))) (< |cstrreplace_#in~s.offset| 0) (let ((.cse0 (select |#length| cstrreplace_~s.base))) (and (<= 0 cstrreplace_~s.offset) (= (select (select |#memory_int| cstrreplace_~s.base) (+ .cse0 (- 1))) 0) (= (select (select |#memory_int| cstrreplace_~p~0.base) (+ (select |#length| cstrreplace_~p~0.base) (- 1))) 0) (<= (+ cstrreplace_~s.offset 1) .cse0) (<= 0 cstrreplace_~p~0.offset) (= 1 (select |#valid| cstrreplace_~p~0.base)) (exists ((v_main_~nondetString1~0.offset_BEFORE_CALL_2 Int) (main_~length1~0 Int)) (and (<= 1 main_~length1~0) (<= cstrreplace_~p~0.offset v_main_~nondetString1~0.offset_BEFORE_CALL_2) (<= (+ v_main_~nondetString1~0.offset_BEFORE_CALL_2 main_~length1~0) (select |#length| cstrreplace_~p~0.base)) (= (select (select |#memory_int| cstrreplace_~p~0.base) (+ v_main_~nondetString1~0.offset_BEFORE_CALL_2 main_~length1~0 (- 1))) 0))) (= 1 (select |#valid| cstrreplace_~s.base)) (= (select (select |#memory_int| |cstrreplace_#in~s.base|) .cse1) 0))) (not (= 0 (select (select |old(#memory_int)| |cstrreplace_#in~s.base|) .cse1))) (not (exists ((v_main_~nondetString1~0.offset_BEFORE_CALL_2 Int) (main_~length1~0 Int)) (and (= 0 (select (select |old(#memory_int)| |cstrreplace_#in~s.base|) (+ v_main_~nondetString1~0.offset_BEFORE_CALL_2 main_~length1~0 (- 1)))) (<= |cstrreplace_#in~s.offset| v_main_~nondetString1~0.offset_BEFORE_CALL_2) (<= 1 main_~length1~0) (<= (+ v_main_~nondetString1~0.offset_BEFORE_CALL_2 main_~length1~0) (select |#length| |cstrreplace_#in~s.base|))))))) [2018-04-11 20:55:42,143 INFO L416 ceAbstractionStarter]: For program point L544''(line 544) no Hoare annotation was computed. [2018-04-11 20:55:42,143 INFO L416 ceAbstractionStarter]: For program point L545'(lines 545 548) no Hoare annotation was computed. [2018-04-11 20:55:42,143 INFO L416 ceAbstractionStarter]: For program point cstrreplaceErr3RequiresViolation(line 545) no Hoare annotation was computed. [2018-04-11 20:55:42,143 INFO L416 ceAbstractionStarter]: For program point L547'(line 547) no Hoare annotation was computed. [2018-04-11 20:55:42,143 INFO L416 ceAbstractionStarter]: For program point L549'(line 549) no Hoare annotation was computed. [2018-04-11 20:55:42,143 INFO L419 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: true [2018-04-11 20:55:42,143 INFO L419 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-04-11 20:55:42,143 INFO L416 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-04-11 20:55:42,143 INFO L416 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-04-11 20:55:42,143 INFO L416 ceAbstractionStarter]: For program point L560(line 560) no Hoare annotation was computed. [2018-04-11 20:55:42,143 INFO L416 ceAbstractionStarter]: For program point mainErr1RequiresViolation(line 559) no Hoare annotation was computed. [2018-04-11 20:55:42,143 INFO L416 ceAbstractionStarter]: For program point L560''''(line 560) no Hoare annotation was computed. [2018-04-11 20:55:42,143 INFO L416 ceAbstractionStarter]: For program point L560'''''(line 560) no Hoare annotation was computed. [2018-04-11 20:55:42,144 INFO L416 ceAbstractionStarter]: For program point mainErr2EnsuresViolationMEMORY_LEAK(lines 553 561) no Hoare annotation was computed. [2018-04-11 20:55:42,144 INFO L416 ceAbstractionStarter]: For program point mainErr0RequiresViolation(line 559) no Hoare annotation was computed. [2018-04-11 20:55:42,144 INFO L416 ceAbstractionStarter]: For program point L554'(line 554) no Hoare annotation was computed. [2018-04-11 20:55:42,144 INFO L416 ceAbstractionStarter]: For program point L558''(line 558) no Hoare annotation was computed. [2018-04-11 20:55:42,144 INFO L416 ceAbstractionStarter]: For program point L558'(line 558) no Hoare annotation was computed. [2018-04-11 20:55:42,144 INFO L416 ceAbstractionStarter]: For program point L555''(lines 555 557) no Hoare annotation was computed. [2018-04-11 20:55:42,144 INFO L416 ceAbstractionStarter]: For program point L560'''(line 560) no Hoare annotation was computed. [2018-04-11 20:55:42,144 INFO L412 ceAbstractionStarter]: At program point L560'(line 560) the Hoare annotation is: (let ((.cse0 (select |#length| main_~nondetString1~0.base))) (and (= 0 main_~nondetString1~0.offset) (= (select |old(#valid)| |main_#t~malloc7.base|) 0) (= 0 |main_#t~malloc7.offset|) (exists ((main_~length1~0 Int)) (and (<= (+ main_~nondetString1~0.offset main_~length1~0) (select |#length| main_~nondetString1~0.base)) (<= 1 main_~length1~0) (= (select (select |#memory_int| main_~nondetString1~0.base) (+ main_~nondetString1~0.offset main_~length1~0 (- 1))) 0))) (= (select |#length| |main_#t~malloc7.base|) main_~length1~0) (= .cse0 main_~length1~0) (= (store |old(#valid)| |main_#t~malloc7.base| 1) |#valid|) (= 1 (select |#valid| main_~nondetString1~0.base)) (= 0 (select (select |#memory_int| main_~nondetString1~0.base) (+ .cse0 (- 1)))))) [2018-04-11 20:55:42,144 INFO L416 ceAbstractionStarter]: For program point mainFINAL(lines 553 561) no Hoare annotation was computed. [2018-04-11 20:55:42,145 INFO L416 ceAbstractionStarter]: For program point L556(line 556) no Hoare annotation was computed. [2018-04-11 20:55:42,145 INFO L416 ceAbstractionStarter]: For program point L555(lines 555 557) no Hoare annotation was computed. [2018-04-11 20:55:42,145 INFO L416 ceAbstractionStarter]: For program point L554(line 554) no Hoare annotation was computed. [2018-04-11 20:55:42,145 INFO L416 ceAbstractionStarter]: For program point L560''''''(line 560) no Hoare annotation was computed. [2018-04-11 20:55:42,145 INFO L416 ceAbstractionStarter]: For program point L559(line 559) no Hoare annotation was computed. [2018-04-11 20:55:42,145 INFO L416 ceAbstractionStarter]: For program point L558(line 558) no Hoare annotation was computed. [2018-04-11 20:55:42,145 INFO L416 ceAbstractionStarter]: For program point mainEXIT(lines 553 561) no Hoare annotation was computed. [2018-04-11 20:55:42,145 INFO L412 ceAbstractionStarter]: At program point mainENTRY(lines 553 561) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-04-11 20:55:42,145 INFO L416 ceAbstractionStarter]: For program point L560''(line 560) no Hoare annotation was computed. [2018-04-11 20:55:42,146 INFO L416 ceAbstractionStarter]: For program point L559'(line 559) no Hoare annotation was computed. [2018-04-11 20:55:42,146 INFO L416 ceAbstractionStarter]: For program point __U_MULTI_fstrreplace_alloca_true_valid_memsafety_true_termination_i____bswap_64EXIT(lines 61 65) no Hoare annotation was computed. [2018-04-11 20:55:42,146 INFO L416 ceAbstractionStarter]: For program point L64(line 64) no Hoare annotation was computed. [2018-04-11 20:55:42,146 INFO L416 ceAbstractionStarter]: For program point L64'(line 64) no Hoare annotation was computed. [2018-04-11 20:55:42,146 INFO L416 ceAbstractionStarter]: For program point __U_MULTI_fstrreplace_alloca_true_valid_memsafety_true_termination_i____bswap_64ENTRY(lines 61 65) no Hoare annotation was computed. [2018-04-11 20:55:42,146 INFO L416 ceAbstractionStarter]: For program point __U_MULTI_fstrreplace_alloca_true_valid_memsafety_true_termination_i____bswap_64FINAL(lines 61 65) no Hoare annotation was computed. [2018-04-11 20:55:42,146 INFO L416 ceAbstractionStarter]: For program point L59(line 59) no Hoare annotation was computed. [2018-04-11 20:55:42,146 INFO L416 ceAbstractionStarter]: For program point __U_MULTI_fstrreplace_alloca_true_valid_memsafety_true_termination_i____bswap_32FINAL(lines 56 60) no Hoare annotation was computed. [2018-04-11 20:55:42,146 INFO L416 ceAbstractionStarter]: For program point L59'(line 59) no Hoare annotation was computed. [2018-04-11 20:55:42,146 INFO L416 ceAbstractionStarter]: For program point __U_MULTI_fstrreplace_alloca_true_valid_memsafety_true_termination_i____bswap_32ENTRY(lines 56 60) no Hoare annotation was computed. [2018-04-11 20:55:42,147 INFO L416 ceAbstractionStarter]: For program point __U_MULTI_fstrreplace_alloca_true_valid_memsafety_true_termination_i____bswap_32EXIT(lines 56 60) no Hoare annotation was computed. [2018-04-11 20:55:42,154 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~length1~0,QUANTIFIED] [2018-04-11 20:55:42,155 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~nondetString1~0.offset_BEFORE_CALL_2,QUANTIFIED] [2018-04-11 20:55:42,155 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~nondetString1~0.offset_BEFORE_CALL_2,QUANTIFIED] [2018-04-11 20:55:42,155 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~length1~0,QUANTIFIED] [2018-04-11 20:55:42,156 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~nondetString1~0.offset_BEFORE_CALL_2,QUANTIFIED] [2018-04-11 20:55:42,156 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~length1~0,QUANTIFIED] [2018-04-11 20:55:42,156 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~nondetString1~0.offset_BEFORE_CALL_2,QUANTIFIED] [2018-04-11 20:55:42,157 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~length1~0,QUANTIFIED] [2018-04-11 20:55:42,157 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~nondetString1~0.offset_BEFORE_CALL_2,QUANTIFIED] [2018-04-11 20:55:42,157 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~length1~0,QUANTIFIED] [2018-04-11 20:55:42,157 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~nondetString1~0.offset_BEFORE_CALL_2,QUANTIFIED] [2018-04-11 20:55:42,157 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~length1~0,QUANTIFIED] [2018-04-11 20:55:42,159 WARN L1215 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-04-11 20:55:42,160 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-04-11 20:55:42,160 WARN L1215 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-04-11 20:55:42,160 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-04-11 20:55:42,161 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-04-11 20:55:42,161 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-04-11 20:55:42,161 WARN L1215 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-04-11 20:55:42,161 WARN L1215 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-04-11 20:55:42,162 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-04-11 20:55:42,162 WARN L1215 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-04-11 20:55:42,162 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-04-11 20:55:42,162 WARN L1215 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-04-11 20:55:42,163 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-04-11 20:55:42,168 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~length1~0,QUANTIFIED] [2018-04-11 20:55:42,168 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~nondetString1~0.offset_BEFORE_CALL_2,QUANTIFIED] [2018-04-11 20:55:42,168 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~nondetString1~0.offset_BEFORE_CALL_2,QUANTIFIED] [2018-04-11 20:55:42,169 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~length1~0,QUANTIFIED] [2018-04-11 20:55:42,169 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~nondetString1~0.offset_BEFORE_CALL_2,QUANTIFIED] [2018-04-11 20:55:42,169 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~length1~0,QUANTIFIED] [2018-04-11 20:55:42,169 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~nondetString1~0.offset_BEFORE_CALL_2,QUANTIFIED] [2018-04-11 20:55:42,170 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~length1~0,QUANTIFIED] [2018-04-11 20:55:42,170 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~nondetString1~0.offset_BEFORE_CALL_2,QUANTIFIED] [2018-04-11 20:55:42,170 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~length1~0,QUANTIFIED] [2018-04-11 20:55:42,170 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~nondetString1~0.offset_BEFORE_CALL_2,QUANTIFIED] [2018-04-11 20:55:42,170 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~length1~0,QUANTIFIED] [2018-04-11 20:55:42,171 WARN L1215 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-04-11 20:55:42,171 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-04-11 20:55:42,171 WARN L1215 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-04-11 20:55:42,172 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-04-11 20:55:42,172 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-04-11 20:55:42,172 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-04-11 20:55:42,172 WARN L1215 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-04-11 20:55:42,173 WARN L1215 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-04-11 20:55:42,173 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-04-11 20:55:42,173 WARN L1215 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-04-11 20:55:42,173 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-04-11 20:55:42,174 WARN L1215 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-04-11 20:55:42,174 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-04-11 20:55:42,177 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 11.04 08:55:42 BoogieIcfgContainer [2018-04-11 20:55:42,177 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-04-11 20:55:42,178 INFO L168 Benchmark]: Toolchain (without parser) took 8134.01 ms. Allocated memory was 307.2 MB in the beginning and 558.9 MB in the end (delta: 251.7 MB). Free memory was 244.2 MB in the beginning and 339.7 MB in the end (delta: -95.4 MB). Peak memory consumption was 156.2 MB. Max. memory is 5.3 GB. [2018-04-11 20:55:42,180 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 307.2 MB. Free memory is still 268.6 MB. There was no memory consumed. Max. memory is 5.3 GB. [2018-04-11 20:55:42,180 INFO L168 Benchmark]: CACSL2BoogieTranslator took 318.64 ms. Allocated memory is still 307.2 MB. Free memory was 244.2 MB in the beginning and 220.1 MB in the end (delta: 24.1 MB). Peak memory consumption was 24.1 MB. Max. memory is 5.3 GB. [2018-04-11 20:55:42,181 INFO L168 Benchmark]: Boogie Preprocessor took 54.75 ms. Allocated memory is still 307.2 MB. Free memory was 220.1 MB in the beginning and 218.1 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 5.3 GB. [2018-04-11 20:55:42,181 INFO L168 Benchmark]: RCFGBuilder took 506.54 ms. Allocated memory was 307.2 MB in the beginning and 467.1 MB in the end (delta: 159.9 MB). Free memory was 218.1 MB in the beginning and 403.7 MB in the end (delta: -185.6 MB). Peak memory consumption was 21.9 MB. Max. memory is 5.3 GB. [2018-04-11 20:55:42,182 INFO L168 Benchmark]: TraceAbstraction took 7249.95 ms. Allocated memory was 467.1 MB in the beginning and 558.9 MB in the end (delta: 91.8 MB). Free memory was 403.7 MB in the beginning and 339.7 MB in the end (delta: 64.1 MB). Peak memory consumption was 155.8 MB. Max. memory is 5.3 GB. [2018-04-11 20:55:42,184 INFO L344 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 307.2 MB. Free memory is still 268.6 MB. There was no memory consumed. Max. memory is 5.3 GB. * CACSL2BoogieTranslator took 318.64 ms. Allocated memory is still 307.2 MB. Free memory was 244.2 MB in the beginning and 220.1 MB in the end (delta: 24.1 MB). Peak memory consumption was 24.1 MB. Max. memory is 5.3 GB. * Boogie Preprocessor took 54.75 ms. Allocated memory is still 307.2 MB. Free memory was 220.1 MB in the beginning and 218.1 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 5.3 GB. * RCFGBuilder took 506.54 ms. Allocated memory was 307.2 MB in the beginning and 467.1 MB in the end (delta: 159.9 MB). Free memory was 218.1 MB in the beginning and 403.7 MB in the end (delta: -185.6 MB). Peak memory consumption was 21.9 MB. Max. memory is 5.3 GB. * TraceAbstraction took 7249.95 ms. Allocated memory was 467.1 MB in the beginning and 558.9 MB in the end (delta: 91.8 MB). Free memory was 403.7 MB in the beginning and 339.7 MB in the end (delta: 64.1 MB). Peak memory consumption was 155.8 MB. Max. memory is 5.3 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~length1~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~nondetString1~0.offset_BEFORE_CALL_2,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~nondetString1~0.offset_BEFORE_CALL_2,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~length1~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~nondetString1~0.offset_BEFORE_CALL_2,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~length1~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~nondetString1~0.offset_BEFORE_CALL_2,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~length1~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~nondetString1~0.offset_BEFORE_CALL_2,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~length1~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~nondetString1~0.offset_BEFORE_CALL_2,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~length1~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~length1~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~nondetString1~0.offset_BEFORE_CALL_2,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~nondetString1~0.offset_BEFORE_CALL_2,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~length1~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~nondetString1~0.offset_BEFORE_CALL_2,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~length1~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~nondetString1~0.offset_BEFORE_CALL_2,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~length1~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~nondetString1~0.offset_BEFORE_CALL_2,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~length1~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~nondetString1~0.offset_BEFORE_CALL_2,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~length1~0,QUANTIFIED] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #length * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 546]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 546]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 545]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 544]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 544]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 545]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 559]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 553]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - PositiveResult [Line: 559]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - AllSpecificationsHoldResult: All specifications hold 9 specifications checked. All of them hold - InvariantResult [Line: 544]: Loop Invariant [2018-04-11 20:55:42,192 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~length1~0,QUANTIFIED] [2018-04-11 20:55:42,193 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~nondetString1~0.offset_BEFORE_CALL_2,QUANTIFIED] [2018-04-11 20:55:42,193 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~nondetString1~0.offset_BEFORE_CALL_2,QUANTIFIED] [2018-04-11 20:55:42,193 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~length1~0,QUANTIFIED] [2018-04-11 20:55:42,194 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~nondetString1~0.offset_BEFORE_CALL_2,QUANTIFIED] [2018-04-11 20:55:42,194 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~length1~0,QUANTIFIED] [2018-04-11 20:55:42,194 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~nondetString1~0.offset_BEFORE_CALL_2,QUANTIFIED] [2018-04-11 20:55:42,194 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~length1~0,QUANTIFIED] [2018-04-11 20:55:42,195 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~nondetString1~0.offset_BEFORE_CALL_2,QUANTIFIED] [2018-04-11 20:55:42,195 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~length1~0,QUANTIFIED] [2018-04-11 20:55:42,195 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~nondetString1~0.offset_BEFORE_CALL_2,QUANTIFIED] [2018-04-11 20:55:42,195 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~length1~0,QUANTIFIED] [2018-04-11 20:55:42,195 WARN L1215 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-04-11 20:55:42,196 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-04-11 20:55:42,196 WARN L1215 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-04-11 20:55:42,196 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-04-11 20:55:42,196 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-04-11 20:55:42,197 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-04-11 20:55:42,197 WARN L1215 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-04-11 20:55:42,197 WARN L1215 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-04-11 20:55:42,197 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-04-11 20:55:42,198 WARN L1215 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-04-11 20:55:42,198 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-04-11 20:55:42,198 WARN L1215 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-04-11 20:55:42,198 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-04-11 20:55:42,200 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~length1~0,QUANTIFIED] [2018-04-11 20:55:42,201 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~nondetString1~0.offset_BEFORE_CALL_2,QUANTIFIED] [2018-04-11 20:55:42,201 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~nondetString1~0.offset_BEFORE_CALL_2,QUANTIFIED] [2018-04-11 20:55:42,201 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~length1~0,QUANTIFIED] [2018-04-11 20:55:42,201 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~nondetString1~0.offset_BEFORE_CALL_2,QUANTIFIED] [2018-04-11 20:55:42,202 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~length1~0,QUANTIFIED] [2018-04-11 20:55:42,202 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~nondetString1~0.offset_BEFORE_CALL_2,QUANTIFIED] [2018-04-11 20:55:42,202 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~length1~0,QUANTIFIED] [2018-04-11 20:55:42,202 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~nondetString1~0.offset_BEFORE_CALL_2,QUANTIFIED] [2018-04-11 20:55:42,203 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~length1~0,QUANTIFIED] [2018-04-11 20:55:42,203 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~nondetString1~0.offset_BEFORE_CALL_2,QUANTIFIED] [2018-04-11 20:55:42,203 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~length1~0,QUANTIFIED] [2018-04-11 20:55:42,203 WARN L1215 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-04-11 20:55:42,203 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-04-11 20:55:42,204 WARN L1215 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-04-11 20:55:42,204 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-04-11 20:55:42,204 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-04-11 20:55:42,204 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-04-11 20:55:42,205 WARN L1215 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-04-11 20:55:42,205 WARN L1215 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-04-11 20:55:42,205 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-04-11 20:55:42,205 WARN L1215 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-04-11 20:55:42,206 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-04-11 20:55:42,206 WARN L1215 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-04-11 20:55:42,206 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length Derived loop invariant: (((!(1 == \valid[s]) || s < 0) || ((((((((0 <= s && unknown-#memory_int-unknown[s][unknown-#length-unknown[s] + -1] == 0) && unknown-#memory_int-unknown[p][unknown-#length-unknown[p] + -1] == 0) && s + 1 <= unknown-#length-unknown[s]) && 0 <= p) && 1 == \valid[p]) && (\exists v_main_~nondetString1~0.offset_BEFORE_CALL_2 : int, main_~length1~0 : int :: ((1 <= main_~length1~0 && p <= v_main_~nondetString1~0.offset_BEFORE_CALL_2) && v_main_~nondetString1~0.offset_BEFORE_CALL_2 + main_~length1~0 <= unknown-#length-unknown[p]) && unknown-#memory_int-unknown[p][v_main_~nondetString1~0.offset_BEFORE_CALL_2 + main_~length1~0 + -1] == 0)) && 1 == \valid[s]) && unknown-#memory_int-unknown[s][unknown-#length-unknown[s] + -1] == 0)) || !(0 == \old(unknown-#memory_int-unknown)[s][unknown-#length-unknown[s] + -1])) || !(\exists v_main_~nondetString1~0.offset_BEFORE_CALL_2 : int, main_~length1~0 : int :: ((0 == \old(unknown-#memory_int-unknown)[s][v_main_~nondetString1~0.offset_BEFORE_CALL_2 + main_~length1~0 + -1] && s <= v_main_~nondetString1~0.offset_BEFORE_CALL_2) && 1 <= main_~length1~0) && v_main_~nondetString1~0.offset_BEFORE_CALL_2 + main_~length1~0 <= unknown-#length-unknown[s]) - StatisticsResult: Ultimate Automizer benchmark data CFG has 6 procedures, 71 locations, 9 error locations. SAFE Result, 7.1s OverallTime, 9 OverallIterations, 3 TraceHistogramMax, 3.7s AutomataDifference, 0.0s DeadEndRemovalTime, 0.9s HoareAnnotationTime, HoareTripleCheckerStatistics: 433 SDtfs, 902 SDslu, 1765 SDs, 0 SdLazy, 907 SolverSat, 87 SolverUnsat, 2 SolverUnknown, 0 SolverNotchecked, 1.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 559 GetRequests, 418 SyntacticMatches, 5 SemanticMatches, 136 ConstructedPredicates, 6 IntricatePredicates, 0 DeprecatedPredicates, 519 ImplicationChecksByTransitivity, 2.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=74occurred in iteration=7, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 9 MinimizatonAttempts, 90 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 7 PreInvPairs, 9 NumberOfFragments, 266 HoareAnnotationTreeSize, 7 FomulaSimplifications, 203 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 7 FomulaSimplificationsInter, 650 FormulaSimplificationTreeSizeReductionInter, 0.8s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 1.8s InterpolantComputationTime, 254 NumberOfCodeBlocks, 254 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 490 ConstructedInterpolants, 73 QuantifiedInterpolants, 129651 SizeOfPredicates, 62 NumberOfNonLiveVariables, 795 ConjunctsInSsa, 131 ConjunctsInUnsatCore, 18 InterpolantComputations, 14 PerfectInterpolantSequences, 6/36 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/strreplace-alloca_true-valid-memsafety_true-termination.i_svcomp-DerefFreeMemtrack-32bit-Automizer_Fixed_noBitfields+AI_EQ_SS.epf_AutomizerC.xml/Csv-Benchmark-0-2018-04-11_20-55-42-211.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/strreplace-alloca_true-valid-memsafety_true-termination.i_svcomp-DerefFreeMemtrack-32bit-Automizer_Fixed_noBitfields+AI_EQ_SS.epf_AutomizerC.xml/Csv-TraceAbstractionBenchmarks-0-2018-04-11_20-55-42-211.csv Received shutdown request...