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/list-properties/list_flag_true-unreach-call_false-valid-memtrack.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-835382a-m [2018-04-05 18:19:59,374 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-04-05 18:19:59,376 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-04-05 18:19:59,391 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-04-05 18:19:59,392 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-04-05 18:19:59,393 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-04-05 18:19:59,394 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-04-05 18:19:59,396 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-04-05 18:19:59,398 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-04-05 18:19:59,399 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-04-05 18:19:59,400 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-04-05 18:19:59,400 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-04-05 18:19:59,401 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-04-05 18:19:59,402 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-04-05 18:19:59,403 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-04-05 18:19:59,405 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-04-05 18:19:59,407 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-04-05 18:19:59,409 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-04-05 18:19:59,410 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-04-05 18:19:59,411 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-04-05 18:19:59,414 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-04-05 18:19:59,414 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-04-05 18:19:59,414 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-04-05 18:19:59,415 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-04-05 18:19:59,416 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-04-05 18:19:59,417 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-04-05 18:19:59,418 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-04-05 18:19:59,418 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-04-05 18:19:59,419 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-04-05 18:19:59,419 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-04-05 18:19:59,420 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-04-05 18:19:59,420 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 [2018-04-05 18:19:59,445 INFO L110 SettingsManager]: Loading preferences was successful [2018-04-05 18:19:59,445 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-04-05 18:19:59,445 INFO L131 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2018-04-05 18:19:59,445 INFO L133 SettingsManager]: * ultimate.logging.details=de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation=DEBUG; [2018-04-05 18:19:59,446 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-04-05 18:19:59,446 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-04-05 18:19:59,446 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-04-05 18:19:59,447 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=VPDomain [2018-04-05 18:19:59,447 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-04-05 18:19:59,447 INFO L131 SettingsManager]: Preferences of LTL2Aut differ from their defaults: [2018-04-05 18:19:59,447 INFO L133 SettingsManager]: * Property to check=[] a a: x > 42 [2018-04-05 18:19:59,448 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-04-05 18:19:59,448 INFO L133 SettingsManager]: * sizeof long=4 [2018-04-05 18:19:59,448 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-04-05 18:19:59,448 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-04-05 18:19:59,448 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-04-05 18:19:59,449 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-04-05 18:19:59,449 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2018-04-05 18:19:59,449 INFO L133 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2018-04-05 18:19:59,449 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-04-05 18:19:59,449 INFO L133 SettingsManager]: * sizeof long double=12 [2018-04-05 18:19:59,450 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-04-05 18:19:59,450 INFO L133 SettingsManager]: * Size of a code block=SingleStatement [2018-04-05 18:19:59,450 INFO L133 SettingsManager]: * Add additional assume for each assert=false [2018-04-05 18:19:59,450 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-04-05 18:19:59,451 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-04-05 18:19:59,451 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-04-05 18:19:59,451 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-04-05 18:19:59,451 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-04-05 18:19:59,451 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-04-05 18:19:59,452 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-04-05 18:19:59,452 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-05 18:19:59,452 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-04-05 18:19:59,453 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-04-05 18:19:59,453 INFO L133 SettingsManager]: * TransformationType=HEAP_SEPARATOR [2018-04-05 18:19:59,453 INFO L131 SettingsManager]: Preferences of Boogie Printer differ from their defaults: [2018-04-05 18:19:59,453 INFO L133 SettingsManager]: * Dump path:=C:\Users\alex\AppData\Local\Temp\ [2018-04-05 18:19:59,488 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-04-05 18:19:59,500 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Parser(s) successfully (re)initialized [2018-04-05 18:19:59,504 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-04-05 18:19:59,506 INFO L271 PluginConnector]: Initializing CDTParser... [2018-04-05 18:19:59,506 INFO L276 PluginConnector]: CDTParser initialized [2018-04-05 18:19:59,507 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/list-properties/list_flag_true-unreach-call_false-valid-memtrack.i [2018-04-05 18:19:59,821 INFO L225 CDTParser]: Created temporary CDT project at /storage/ultimate/releaseScripts/default/UAutomizer-linux/data/FLAGf341f226c [2018-04-05 18:20:00,013 INFO L287 CDTParser]: IsIndexed: true [2018-04-05 18:20:00,013 INFO L288 CDTParser]: Found 1 translation units. [2018-04-05 18:20:00,014 INFO L168 CDTParser]: Scanning list_flag_true-unreach-call_false-valid-memtrack.i [2018-04-05 18:20:00,024 INFO L210 ultiparseSymbolTable]: Include resolver: [2018-04-05 18:20:00,024 INFO L215 ultiparseSymbolTable]: [2018-04-05 18:20:00,025 INFO L218 ultiparseSymbolTable]: Function table: [2018-04-05 18:20:00,025 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_flist_flag_true_unreach_call_false_valid_memtrack_i__exit ('exit') in list_flag_true-unreach-call_false-valid-memtrack.i [2018-04-05 18:20:00,025 INFO L221 ultiparseSymbolTable]: Function definition of null ('main') in list_flag_true-unreach-call_false-valid-memtrack.i [2018-04-05 18:20:00,025 INFO L227 ultiparseSymbolTable]: Global variable table: [2018-04-05 18:20:00,025 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_flag_true_unreach_call_false_valid_memtrack_i__ldiv_t in list_flag_true-unreach-call_false-valid-memtrack.i [2018-04-05 18:20:00,025 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_flag_true_unreach_call_false_valid_memtrack_i____blkcnt64_t in list_flag_true-unreach-call_false-valid-memtrack.i [2018-04-05 18:20:00,026 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_flag_true_unreach_call_false_valid_memtrack_i__off_t in list_flag_true-unreach-call_false-valid-memtrack.i [2018-04-05 18:20:00,026 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_flag_true_unreach_call_false_valid_memtrack_i__gid_t in list_flag_true-unreach-call_false-valid-memtrack.i [2018-04-05 18:20:00,026 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_flag_true_unreach_call_false_valid_memtrack_i____nlink_t in list_flag_true-unreach-call_false-valid-memtrack.i [2018-04-05 18:20:00,026 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_flag_true_unreach_call_false_valid_memtrack_i__u_int64_t in list_flag_true-unreach-call_false-valid-memtrack.i [2018-04-05 18:20:00,026 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_flag_true_unreach_call_false_valid_memtrack_i____socklen_t in list_flag_true-unreach-call_false-valid-memtrack.i [2018-04-05 18:20:00,026 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_flag_true_unreach_call_false_valid_memtrack_i__u_short in list_flag_true-unreach-call_false-valid-memtrack.i [2018-04-05 18:20:00,026 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_flag_true_unreach_call_false_valid_memtrack_i__timer_t in list_flag_true-unreach-call_false-valid-memtrack.i [2018-04-05 18:20:00,027 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_flag_true_unreach_call_false_valid_memtrack_i____ssize_t in list_flag_true-unreach-call_false-valid-memtrack.i [2018-04-05 18:20:00,027 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_flag_true_unreach_call_false_valid_memtrack_i__int8_t in list_flag_true-unreach-call_false-valid-memtrack.i [2018-04-05 18:20:00,027 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_flag_true_unreach_call_false_valid_memtrack_i__register_t in list_flag_true-unreach-call_false-valid-memtrack.i [2018-04-05 18:20:00,027 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_flag_true_unreach_call_false_valid_memtrack_i__ino_t in list_flag_true-unreach-call_false-valid-memtrack.i [2018-04-05 18:20:00,027 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_flag_true_unreach_call_false_valid_memtrack_i__pid_t in list_flag_true-unreach-call_false-valid-memtrack.i [2018-04-05 18:20:00,027 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_flag_true_unreach_call_false_valid_memtrack_i__int32_t in list_flag_true-unreach-call_false-valid-memtrack.i [2018-04-05 18:20:00,027 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_flag_true_unreach_call_false_valid_memtrack_i____fsfilcnt64_t in list_flag_true-unreach-call_false-valid-memtrack.i [2018-04-05 18:20:00,027 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_flag_true_unreach_call_false_valid_memtrack_i____swblk_t in list_flag_true-unreach-call_false-valid-memtrack.i [2018-04-05 18:20:00,027 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_flag_true_unreach_call_false_valid_memtrack_i____uint64_t in list_flag_true-unreach-call_false-valid-memtrack.i [2018-04-05 18:20:00,027 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_flag_true_unreach_call_false_valid_memtrack_i__fsfilcnt_t in list_flag_true-unreach-call_false-valid-memtrack.i [2018-04-05 18:20:00,027 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_flag_true_unreach_call_false_valid_memtrack_i__pthread_once_t in list_flag_true-unreach-call_false-valid-memtrack.i [2018-04-05 18:20:00,027 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_flag_true_unreach_call_false_valid_memtrack_i__size_t in list_flag_true-unreach-call_false-valid-memtrack.i [2018-04-05 18:20:00,028 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_flag_true_unreach_call_false_valid_memtrack_i__ssize_t in list_flag_true-unreach-call_false-valid-memtrack.i [2018-04-05 18:20:00,028 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_flag_true_unreach_call_false_valid_memtrack_i____uid_t in list_flag_true-unreach-call_false-valid-memtrack.i [2018-04-05 18:20:00,028 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_flag_true_unreach_call_false_valid_memtrack_i__caddr_t in list_flag_true-unreach-call_false-valid-memtrack.i [2018-04-05 18:20:00,028 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_flag_true_unreach_call_false_valid_memtrack_i____mode_t in list_flag_true-unreach-call_false-valid-memtrack.i [2018-04-05 18:20:00,028 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_flag_true_unreach_call_false_valid_memtrack_i__div_t in list_flag_true-unreach-call_false-valid-memtrack.i [2018-04-05 18:20:00,028 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_flag_true_unreach_call_false_valid_memtrack_i____intptr_t in list_flag_true-unreach-call_false-valid-memtrack.i [2018-04-05 18:20:00,028 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_flag_true_unreach_call_false_valid_memtrack_i____u_int in list_flag_true-unreach-call_false-valid-memtrack.i [2018-04-05 18:20:00,028 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_flag_true_unreach_call_false_valid_memtrack_i____useconds_t in list_flag_true-unreach-call_false-valid-memtrack.i [2018-04-05 18:20:00,029 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_flag_true_unreach_call_false_valid_memtrack_i__loff_t in list_flag_true-unreach-call_false-valid-memtrack.i [2018-04-05 18:20:00,029 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_flag_true_unreach_call_false_valid_memtrack_i____rlim64_t in list_flag_true-unreach-call_false-valid-memtrack.i [2018-04-05 18:20:00,029 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_flag_true_unreach_call_false_valid_memtrack_i____uint8_t in list_flag_true-unreach-call_false-valid-memtrack.i [2018-04-05 18:20:00,029 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_flag_true_unreach_call_false_valid_memtrack_i__time_t in list_flag_true-unreach-call_false-valid-memtrack.i [2018-04-05 18:20:00,029 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_flag_true_unreach_call_false_valid_memtrack_i__pthread_rwlock_t in list_flag_true-unreach-call_false-valid-memtrack.i [2018-04-05 18:20:00,029 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_flag_true_unreach_call_false_valid_memtrack_i____int64_t in list_flag_true-unreach-call_false-valid-memtrack.i [2018-04-05 18:20:00,029 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_flag_true_unreach_call_false_valid_memtrack_i____dev_t in list_flag_true-unreach-call_false-valid-memtrack.i [2018-04-05 18:20:00,029 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_flag_true_unreach_call_false_valid_memtrack_i____fsblkcnt_t in list_flag_true-unreach-call_false-valid-memtrack.i [2018-04-05 18:20:00,029 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_flag_true_unreach_call_false_valid_memtrack_i__mode_t in list_flag_true-unreach-call_false-valid-memtrack.i [2018-04-05 18:20:00,030 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_flag_true_unreach_call_false_valid_memtrack_i____key_t in list_flag_true-unreach-call_false-valid-memtrack.i [2018-04-05 18:20:00,030 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_flag_true_unreach_call_false_valid_memtrack_i____caddr_t in list_flag_true-unreach-call_false-valid-memtrack.i [2018-04-05 18:20:00,030 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_flag_true_unreach_call_false_valid_memtrack_i__fd_set in list_flag_true-unreach-call_false-valid-memtrack.i [2018-04-05 18:20:00,030 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_flag_true_unreach_call_false_valid_memtrack_i__pthread_mutex_t in list_flag_true-unreach-call_false-valid-memtrack.i [2018-04-05 18:20:00,030 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_flag_true_unreach_call_false_valid_memtrack_i____WAIT_STATUS in list_flag_true-unreach-call_false-valid-memtrack.i [2018-04-05 18:20:00,030 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_flag_true_unreach_call_false_valid_memtrack_i____fsfilcnt_t in list_flag_true-unreach-call_false-valid-memtrack.i [2018-04-05 18:20:00,030 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_flag_true_unreach_call_false_valid_memtrack_i__suseconds_t in list_flag_true-unreach-call_false-valid-memtrack.i [2018-04-05 18:20:00,031 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_flag_true_unreach_call_false_valid_memtrack_i____u_short in list_flag_true-unreach-call_false-valid-memtrack.i [2018-04-05 18:20:00,031 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_flag_true_unreach_call_false_valid_memtrack_i__u_quad_t in list_flag_true-unreach-call_false-valid-memtrack.i [2018-04-05 18:20:00,031 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_flag_true_unreach_call_false_valid_memtrack_i__ushort in list_flag_true-unreach-call_false-valid-memtrack.i [2018-04-05 18:20:00,031 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_flag_true_unreach_call_false_valid_memtrack_i____time_t in list_flag_true-unreach-call_false-valid-memtrack.i [2018-04-05 18:20:00,031 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_flag_true_unreach_call_false_valid_memtrack_i____loff_t in list_flag_true-unreach-call_false-valid-memtrack.i [2018-04-05 18:20:00,031 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_flag_true_unreach_call_false_valid_memtrack_i____qaddr_t in list_flag_true-unreach-call_false-valid-memtrack.i [2018-04-05 18:20:00,031 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_flag_true_unreach_call_false_valid_memtrack_i____int8_t in list_flag_true-unreach-call_false-valid-memtrack.i [2018-04-05 18:20:00,031 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_flag_true_unreach_call_false_valid_memtrack_i____blksize_t in list_flag_true-unreach-call_false-valid-memtrack.i [2018-04-05 18:20:00,032 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_flag_true_unreach_call_false_valid_memtrack_i____clock_t in list_flag_true-unreach-call_false-valid-memtrack.i [2018-04-05 18:20:00,032 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_flag_true_unreach_call_false_valid_memtrack_i____daddr_t in list_flag_true-unreach-call_false-valid-memtrack.i [2018-04-05 18:20:00,032 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_flag_true_unreach_call_false_valid_memtrack_i____uint16_t in list_flag_true-unreach-call_false-valid-memtrack.i [2018-04-05 18:20:00,032 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_flag_true_unreach_call_false_valid_memtrack_i__fsid_t in list_flag_true-unreach-call_false-valid-memtrack.i [2018-04-05 18:20:00,032 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_flag_true_unreach_call_false_valid_memtrack_i__int64_t in list_flag_true-unreach-call_false-valid-memtrack.i [2018-04-05 18:20:00,032 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_flag_true_unreach_call_false_valid_memtrack_i__pthread_condattr_t in list_flag_true-unreach-call_false-valid-memtrack.i [2018-04-05 18:20:00,032 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_flag_true_unreach_call_false_valid_memtrack_i__pthread_rwlockattr_t in list_flag_true-unreach-call_false-valid-memtrack.i [2018-04-05 18:20:00,032 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_flag_true_unreach_call_false_valid_memtrack_i__daddr_t in list_flag_true-unreach-call_false-valid-memtrack.i [2018-04-05 18:20:00,032 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_flag_true_unreach_call_false_valid_memtrack_i____off_t in list_flag_true-unreach-call_false-valid-memtrack.i [2018-04-05 18:20:00,033 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_flag_true_unreach_call_false_valid_memtrack_i__ulong in list_flag_true-unreach-call_false-valid-memtrack.i [2018-04-05 18:20:00,033 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_flag_true_unreach_call_false_valid_memtrack_i____quad_t in list_flag_true-unreach-call_false-valid-memtrack.i [2018-04-05 18:20:00,033 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_flag_true_unreach_call_false_valid_memtrack_i____pthread_list_t in list_flag_true-unreach-call_false-valid-memtrack.i [2018-04-05 18:20:00,033 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_flag_true_unreach_call_false_valid_memtrack_i__pthread_barrierattr_t in list_flag_true-unreach-call_false-valid-memtrack.i [2018-04-05 18:20:00,033 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_flag_true_unreach_call_false_valid_memtrack_i____fsid_t in list_flag_true-unreach-call_false-valid-memtrack.i [2018-04-05 18:20:00,033 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_flag_true_unreach_call_false_valid_memtrack_i____u_quad_t in list_flag_true-unreach-call_false-valid-memtrack.i [2018-04-05 18:20:00,033 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_flag_true_unreach_call_false_valid_memtrack_i__clock_t in list_flag_true-unreach-call_false-valid-memtrack.i [2018-04-05 18:20:00,033 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_flag_true_unreach_call_false_valid_memtrack_i__pthread_barrier_t in list_flag_true-unreach-call_false-valid-memtrack.i [2018-04-05 18:20:00,033 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_flag_true_unreach_call_false_valid_memtrack_i__u_long in list_flag_true-unreach-call_false-valid-memtrack.i [2018-04-05 18:20:00,034 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_flag_true_unreach_call_false_valid_memtrack_i____sigset_t in list_flag_true-unreach-call_false-valid-memtrack.i [2018-04-05 18:20:00,034 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_flag_true_unreach_call_false_valid_memtrack_i____ino_t in list_flag_true-unreach-call_false-valid-memtrack.i [2018-04-05 18:20:00,034 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_flag_true_unreach_call_false_valid_memtrack_i____ino64_t in list_flag_true-unreach-call_false-valid-memtrack.i [2018-04-05 18:20:00,034 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_flag_true_unreach_call_false_valid_memtrack_i__blksize_t in list_flag_true-unreach-call_false-valid-memtrack.i [2018-04-05 18:20:00,034 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_flag_true_unreach_call_false_valid_memtrack_i__quad_t in list_flag_true-unreach-call_false-valid-memtrack.i [2018-04-05 18:20:00,034 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_flag_true_unreach_call_false_valid_memtrack_i__pthread_spinlock_t in list_flag_true-unreach-call_false-valid-memtrack.i [2018-04-05 18:20:00,034 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_flag_true_unreach_call_false_valid_memtrack_i__blkcnt_t in list_flag_true-unreach-call_false-valid-memtrack.i [2018-04-05 18:20:00,034 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_flag_true_unreach_call_false_valid_memtrack_i__pthread_key_t in list_flag_true-unreach-call_false-valid-memtrack.i [2018-04-05 18:20:00,034 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_flag_true_unreach_call_false_valid_memtrack_i__u_char in list_flag_true-unreach-call_false-valid-memtrack.i [2018-04-05 18:20:00,034 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_flag_true_unreach_call_false_valid_memtrack_i__u_int16_t in list_flag_true-unreach-call_false-valid-memtrack.i [2018-04-05 18:20:00,034 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_flag_true_unreach_call_false_valid_memtrack_i__sigset_t in list_flag_true-unreach-call_false-valid-memtrack.i [2018-04-05 18:20:00,034 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_flag_true_unreach_call_false_valid_memtrack_i__pthread_cond_t in list_flag_true-unreach-call_false-valid-memtrack.i [2018-04-05 18:20:00,034 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_flag_true_unreach_call_false_valid_memtrack_i____blkcnt_t in list_flag_true-unreach-call_false-valid-memtrack.i [2018-04-05 18:20:00,034 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_flag_true_unreach_call_false_valid_memtrack_i____uint32_t in list_flag_true-unreach-call_false-valid-memtrack.i [2018-04-05 18:20:00,034 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_flag_true_unreach_call_false_valid_memtrack_i____u_long in list_flag_true-unreach-call_false-valid-memtrack.i [2018-04-05 18:20:00,035 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_flag_true_unreach_call_false_valid_memtrack_i____int16_t in list_flag_true-unreach-call_false-valid-memtrack.i [2018-04-05 18:20:00,035 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_flag_true_unreach_call_false_valid_memtrack_i__dev_t in list_flag_true-unreach-call_false-valid-memtrack.i [2018-04-05 18:20:00,035 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_flag_true_unreach_call_false_valid_memtrack_i__id_t in list_flag_true-unreach-call_false-valid-memtrack.i [2018-04-05 18:20:00,035 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_flag_true_unreach_call_false_valid_memtrack_i__u_int8_t in list_flag_true-unreach-call_false-valid-memtrack.i [2018-04-05 18:20:00,035 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_flag_true_unreach_call_false_valid_memtrack_i__List in list_flag_true-unreach-call_false-valid-memtrack.i [2018-04-05 18:20:00,035 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_flag_true_unreach_call_false_valid_memtrack_i____suseconds_t in list_flag_true-unreach-call_false-valid-memtrack.i [2018-04-05 18:20:00,035 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_flag_true_unreach_call_false_valid_memtrack_i__uint in list_flag_true-unreach-call_false-valid-memtrack.i [2018-04-05 18:20:00,035 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_flag_true_unreach_call_false_valid_memtrack_i__uid_t in list_flag_true-unreach-call_false-valid-memtrack.i [2018-04-05 18:20:00,035 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_flag_true_unreach_call_false_valid_memtrack_i____clockid_t in list_flag_true-unreach-call_false-valid-memtrack.i [2018-04-05 18:20:00,035 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_flag_true_unreach_call_false_valid_memtrack_i__clockid_t in list_flag_true-unreach-call_false-valid-memtrack.i [2018-04-05 18:20:00,035 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_flag_true_unreach_call_false_valid_memtrack_i__int16_t in list_flag_true-unreach-call_false-valid-memtrack.i [2018-04-05 18:20:00,035 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_flag_true_unreach_call_false_valid_memtrack_i____u_char in list_flag_true-unreach-call_false-valid-memtrack.i [2018-04-05 18:20:00,036 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_flag_true_unreach_call_false_valid_memtrack_i__lldiv_t in list_flag_true-unreach-call_false-valid-memtrack.i [2018-04-05 18:20:00,036 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_flag_true_unreach_call_false_valid_memtrack_i__nlink_t in list_flag_true-unreach-call_false-valid-memtrack.i [2018-04-05 18:20:00,036 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_flag_true_unreach_call_false_valid_memtrack_i__pthread_attr_t in list_flag_true-unreach-call_false-valid-memtrack.i [2018-04-05 18:20:00,036 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_flag_true_unreach_call_false_valid_memtrack_i__wchar_t in list_flag_true-unreach-call_false-valid-memtrack.i [2018-04-05 18:20:00,036 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_flag_true_unreach_call_false_valid_memtrack_i____rlim_t in list_flag_true-unreach-call_false-valid-memtrack.i [2018-04-05 18:20:00,036 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_flag_true_unreach_call_false_valid_memtrack_i__fd_mask in list_flag_true-unreach-call_false-valid-memtrack.i [2018-04-05 18:20:00,036 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_flag_true_unreach_call_false_valid_memtrack_i__pthread_mutexattr_t in list_flag_true-unreach-call_false-valid-memtrack.i [2018-04-05 18:20:00,036 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_flag_true_unreach_call_false_valid_memtrack_i____off64_t in list_flag_true-unreach-call_false-valid-memtrack.i [2018-04-05 18:20:00,036 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_flag_true_unreach_call_false_valid_memtrack_i____sig_atomic_t in list_flag_true-unreach-call_false-valid-memtrack.i [2018-04-05 18:20:00,036 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_flag_true_unreach_call_false_valid_memtrack_i____fsblkcnt64_t in list_flag_true-unreach-call_false-valid-memtrack.i [2018-04-05 18:20:00,037 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_flag_true_unreach_call_false_valid_memtrack_i__u_int32_t in list_flag_true-unreach-call_false-valid-memtrack.i [2018-04-05 18:20:00,037 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_flag_true_unreach_call_false_valid_memtrack_i____pid_t in list_flag_true-unreach-call_false-valid-memtrack.i [2018-04-05 18:20:00,037 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_flag_true_unreach_call_false_valid_memtrack_i__key_t in list_flag_true-unreach-call_false-valid-memtrack.i [2018-04-05 18:20:00,037 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_flag_true_unreach_call_false_valid_memtrack_i____gid_t in list_flag_true-unreach-call_false-valid-memtrack.i [2018-04-05 18:20:00,037 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_flag_true_unreach_call_false_valid_memtrack_i____fd_mask in list_flag_true-unreach-call_false-valid-memtrack.i [2018-04-05 18:20:00,037 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_flag_true_unreach_call_false_valid_memtrack_i____int32_t in list_flag_true-unreach-call_false-valid-memtrack.i [2018-04-05 18:20:00,037 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_flag_true_unreach_call_false_valid_memtrack_i__pthread_t in list_flag_true-unreach-call_false-valid-memtrack.i [2018-04-05 18:20:00,037 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_flag_true_unreach_call_false_valid_memtrack_i__u_int in list_flag_true-unreach-call_false-valid-memtrack.i [2018-04-05 18:20:00,037 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_flag_true_unreach_call_false_valid_memtrack_i____timer_t in list_flag_true-unreach-call_false-valid-memtrack.i [2018-04-05 18:20:00,038 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_flag_true_unreach_call_false_valid_memtrack_i____id_t in list_flag_true-unreach-call_false-valid-memtrack.i [2018-04-05 18:20:00,038 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_flag_true_unreach_call_false_valid_memtrack_i__fsblkcnt_t in list_flag_true-unreach-call_false-valid-memtrack.i [2018-04-05 18:20:00,055 INFO L330 CDTParser]: Deleted temporary CDT project at /storage/ultimate/releaseScripts/default/UAutomizer-linux/data/FLAGf341f226c [2018-04-05 18:20:00,060 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-04-05 18:20:00,062 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-04-05 18:20:00,063 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-04-05 18:20:00,063 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-04-05 18:20:00,070 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-04-05 18:20:00,071 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.04 06:20:00" (1/1) ... [2018-04-05 18:20:00,074 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@75f68520 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 06:20:00, skipping insertion in model container [2018-04-05 18:20:00,074 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.04 06:20:00" (1/1) ... [2018-04-05 18:20:00,089 INFO L167 Dispatcher]: Using SV-COMP mode [2018-04-05 18:20:00,119 INFO L167 Dispatcher]: Using SV-COMP mode [2018-04-05 18:20:00,295 INFO L175 PostProcessor]: Settings: Checked method=main [2018-04-05 18:20:00,342 INFO L175 PostProcessor]: Settings: Checked method=main [2018-04-05 18:20:00,350 INFO L100 SccComputation]: Graph consists of 0 InCaSumBalls and 113 non ball SCCs. Number of states in SCCs 113. [2018-04-05 18:20:00,399 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 06:20:00 WrapperNode [2018-04-05 18:20:00,399 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-04-05 18:20:00,400 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-04-05 18:20:00,400 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-04-05 18:20:00,401 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-04-05 18:20:00,415 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 06:20:00" (1/1) ... [2018-04-05 18:20:00,415 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 06:20:00" (1/1) ... [2018-04-05 18:20:00,433 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 06:20:00" (1/1) ... [2018-04-05 18:20:00,433 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 06:20:00" (1/1) ... [2018-04-05 18:20:00,446 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 06:20:00" (1/1) ... [2018-04-05 18:20:00,452 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 06:20:00" (1/1) ... [2018-04-05 18:20:00,455 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 06:20:00" (1/1) ... [2018-04-05 18:20:00,460 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-04-05 18:20:00,461 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-04-05 18:20:00,461 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-04-05 18:20:00,461 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-04-05 18:20:00,462 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 06:20:00" (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 [2018-04-05 18:20:00,579 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-04-05 18:20:00,579 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-04-05 18:20:00,579 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_flist_flag_true_unreach_call_false_valid_memtrack_i__exit [2018-04-05 18:20:00,579 INFO L136 BoogieDeclarations]: Found implementation of procedure main [2018-04-05 18:20:00,580 INFO L128 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-04-05 18:20:00,580 INFO L128 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-04-05 18:20:00,580 INFO L128 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2018-04-05 18:20:00,580 INFO L128 BoogieDeclarations]: Found specification of procedure atof [2018-04-05 18:20:00,580 INFO L128 BoogieDeclarations]: Found specification of procedure atoi [2018-04-05 18:20:00,580 INFO L128 BoogieDeclarations]: Found specification of procedure atol [2018-04-05 18:20:00,580 INFO L128 BoogieDeclarations]: Found specification of procedure atoll [2018-04-05 18:20:00,581 INFO L128 BoogieDeclarations]: Found specification of procedure strtod [2018-04-05 18:20:00,581 INFO L128 BoogieDeclarations]: Found specification of procedure strtof [2018-04-05 18:20:00,581 INFO L128 BoogieDeclarations]: Found specification of procedure strtold [2018-04-05 18:20:00,581 INFO L128 BoogieDeclarations]: Found specification of procedure strtol [2018-04-05 18:20:00,581 INFO L128 BoogieDeclarations]: Found specification of procedure strtoul [2018-04-05 18:20:00,581 INFO L128 BoogieDeclarations]: Found specification of procedure strtoq [2018-04-05 18:20:00,581 INFO L128 BoogieDeclarations]: Found specification of procedure strtouq [2018-04-05 18:20:00,582 INFO L128 BoogieDeclarations]: Found specification of procedure strtoll [2018-04-05 18:20:00,582 INFO L128 BoogieDeclarations]: Found specification of procedure strtoull [2018-04-05 18:20:00,582 INFO L128 BoogieDeclarations]: Found specification of procedure l64a [2018-04-05 18:20:00,582 INFO L128 BoogieDeclarations]: Found specification of procedure a64l [2018-04-05 18:20:00,582 INFO L128 BoogieDeclarations]: Found specification of procedure select [2018-04-05 18:20:00,582 INFO L128 BoogieDeclarations]: Found specification of procedure pselect [2018-04-05 18:20:00,583 INFO L128 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2018-04-05 18:20:00,583 INFO L128 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2018-04-05 18:20:00,583 INFO L128 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2018-04-05 18:20:00,583 INFO L128 BoogieDeclarations]: Found specification of procedure random [2018-04-05 18:20:00,583 INFO L128 BoogieDeclarations]: Found specification of procedure srandom [2018-04-05 18:20:00,583 INFO L128 BoogieDeclarations]: Found specification of procedure initstate [2018-04-05 18:20:00,584 INFO L128 BoogieDeclarations]: Found specification of procedure setstate [2018-04-05 18:20:00,584 INFO L128 BoogieDeclarations]: Found specification of procedure random_r [2018-04-05 18:20:00,584 INFO L128 BoogieDeclarations]: Found specification of procedure srandom_r [2018-04-05 18:20:00,584 INFO L128 BoogieDeclarations]: Found specification of procedure initstate_r [2018-04-05 18:20:00,584 INFO L128 BoogieDeclarations]: Found specification of procedure setstate_r [2018-04-05 18:20:00,584 INFO L128 BoogieDeclarations]: Found specification of procedure rand [2018-04-05 18:20:00,584 INFO L128 BoogieDeclarations]: Found specification of procedure srand [2018-04-05 18:20:00,584 INFO L128 BoogieDeclarations]: Found specification of procedure rand_r [2018-04-05 18:20:00,584 INFO L128 BoogieDeclarations]: Found specification of procedure drand48 [2018-04-05 18:20:00,584 INFO L128 BoogieDeclarations]: Found specification of procedure erand48 [2018-04-05 18:20:00,585 INFO L128 BoogieDeclarations]: Found specification of procedure lrand48 [2018-04-05 18:20:00,585 INFO L128 BoogieDeclarations]: Found specification of procedure nrand48 [2018-04-05 18:20:00,585 INFO L128 BoogieDeclarations]: Found specification of procedure mrand48 [2018-04-05 18:20:00,585 INFO L128 BoogieDeclarations]: Found specification of procedure jrand48 [2018-04-05 18:20:00,585 INFO L128 BoogieDeclarations]: Found specification of procedure srand48 [2018-04-05 18:20:00,585 INFO L128 BoogieDeclarations]: Found specification of procedure seed48 [2018-04-05 18:20:00,585 INFO L128 BoogieDeclarations]: Found specification of procedure lcong48 [2018-04-05 18:20:00,585 INFO L128 BoogieDeclarations]: Found specification of procedure drand48_r [2018-04-05 18:20:00,585 INFO L128 BoogieDeclarations]: Found specification of procedure erand48_r [2018-04-05 18:20:00,586 INFO L128 BoogieDeclarations]: Found specification of procedure lrand48_r [2018-04-05 18:20:00,586 INFO L128 BoogieDeclarations]: Found specification of procedure nrand48_r [2018-04-05 18:20:00,586 INFO L128 BoogieDeclarations]: Found specification of procedure mrand48_r [2018-04-05 18:20:00,586 INFO L128 BoogieDeclarations]: Found specification of procedure jrand48_r [2018-04-05 18:20:00,586 INFO L128 BoogieDeclarations]: Found specification of procedure srand48_r [2018-04-05 18:20:00,586 INFO L128 BoogieDeclarations]: Found specification of procedure seed48_r [2018-04-05 18:20:00,586 INFO L128 BoogieDeclarations]: Found specification of procedure lcong48_r [2018-04-05 18:20:00,586 INFO L128 BoogieDeclarations]: Found specification of procedure malloc [2018-04-05 18:20:00,586 INFO L128 BoogieDeclarations]: Found specification of procedure calloc [2018-04-05 18:20:00,587 INFO L128 BoogieDeclarations]: Found specification of procedure realloc [2018-04-05 18:20:00,587 INFO L128 BoogieDeclarations]: Found specification of procedure free [2018-04-05 18:20:00,587 INFO L128 BoogieDeclarations]: Found specification of procedure cfree [2018-04-05 18:20:00,587 INFO L128 BoogieDeclarations]: Found specification of procedure alloca [2018-04-05 18:20:00,587 INFO L128 BoogieDeclarations]: Found specification of procedure valloc [2018-04-05 18:20:00,587 INFO L128 BoogieDeclarations]: Found specification of procedure posix_memalign [2018-04-05 18:20:00,587 INFO L128 BoogieDeclarations]: Found specification of procedure abort [2018-04-05 18:20:00,587 INFO L128 BoogieDeclarations]: Found specification of procedure atexit [2018-04-05 18:20:00,587 INFO L128 BoogieDeclarations]: Found specification of procedure on_exit [2018-04-05 18:20:00,587 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_flist_flag_true_unreach_call_false_valid_memtrack_i__exit [2018-04-05 18:20:00,587 INFO L128 BoogieDeclarations]: Found specification of procedure _Exit [2018-04-05 18:20:00,587 INFO L128 BoogieDeclarations]: Found specification of procedure getenv [2018-04-05 18:20:00,587 INFO L128 BoogieDeclarations]: Found specification of procedure __secure_getenv [2018-04-05 18:20:00,588 INFO L128 BoogieDeclarations]: Found specification of procedure putenv [2018-04-05 18:20:00,588 INFO L128 BoogieDeclarations]: Found specification of procedure setenv [2018-04-05 18:20:00,588 INFO L128 BoogieDeclarations]: Found specification of procedure unsetenv [2018-04-05 18:20:00,588 INFO L128 BoogieDeclarations]: Found specification of procedure clearenv [2018-04-05 18:20:00,588 INFO L128 BoogieDeclarations]: Found specification of procedure mktemp [2018-04-05 18:20:00,588 INFO L128 BoogieDeclarations]: Found specification of procedure mkstemp [2018-04-05 18:20:00,588 INFO L128 BoogieDeclarations]: Found specification of procedure mkstemps [2018-04-05 18:20:00,588 INFO L128 BoogieDeclarations]: Found specification of procedure mkdtemp [2018-04-05 18:20:00,588 INFO L128 BoogieDeclarations]: Found specification of procedure system [2018-04-05 18:20:00,588 INFO L128 BoogieDeclarations]: Found specification of procedure realpath [2018-04-05 18:20:00,588 INFO L128 BoogieDeclarations]: Found specification of procedure bsearch [2018-04-05 18:20:00,588 INFO L128 BoogieDeclarations]: Found specification of procedure qsort [2018-04-05 18:20:00,588 INFO L128 BoogieDeclarations]: Found specification of procedure abs [2018-04-05 18:20:00,589 INFO L128 BoogieDeclarations]: Found specification of procedure labs [2018-04-05 18:20:00,589 INFO L128 BoogieDeclarations]: Found specification of procedure llabs [2018-04-05 18:20:00,589 INFO L128 BoogieDeclarations]: Found specification of procedure div [2018-04-05 18:20:00,589 INFO L128 BoogieDeclarations]: Found specification of procedure ldiv [2018-04-05 18:20:00,589 INFO L128 BoogieDeclarations]: Found specification of procedure lldiv [2018-04-05 18:20:00,589 INFO L128 BoogieDeclarations]: Found specification of procedure ecvt [2018-04-05 18:20:00,589 INFO L128 BoogieDeclarations]: Found specification of procedure fcvt [2018-04-05 18:20:00,589 INFO L128 BoogieDeclarations]: Found specification of procedure gcvt [2018-04-05 18:20:00,589 INFO L128 BoogieDeclarations]: Found specification of procedure qecvt [2018-04-05 18:20:00,590 INFO L128 BoogieDeclarations]: Found specification of procedure qfcvt [2018-04-05 18:20:00,590 INFO L128 BoogieDeclarations]: Found specification of procedure qgcvt [2018-04-05 18:20:00,590 INFO L128 BoogieDeclarations]: Found specification of procedure ecvt_r [2018-04-05 18:20:00,590 INFO L128 BoogieDeclarations]: Found specification of procedure fcvt_r [2018-04-05 18:20:00,590 INFO L128 BoogieDeclarations]: Found specification of procedure qecvt_r [2018-04-05 18:20:00,590 INFO L128 BoogieDeclarations]: Found specification of procedure qfcvt_r [2018-04-05 18:20:00,590 INFO L128 BoogieDeclarations]: Found specification of procedure mblen [2018-04-05 18:20:00,590 INFO L128 BoogieDeclarations]: Found specification of procedure mbtowc [2018-04-05 18:20:00,591 INFO L128 BoogieDeclarations]: Found specification of procedure wctomb [2018-04-05 18:20:00,591 INFO L128 BoogieDeclarations]: Found specification of procedure mbstowcs [2018-04-05 18:20:00,591 INFO L128 BoogieDeclarations]: Found specification of procedure wcstombs [2018-04-05 18:20:00,591 INFO L128 BoogieDeclarations]: Found specification of procedure rpmatch [2018-04-05 18:20:00,591 INFO L128 BoogieDeclarations]: Found specification of procedure getsubopt [2018-04-05 18:20:00,591 INFO L128 BoogieDeclarations]: Found specification of procedure getloadavg [2018-04-05 18:20:00,591 INFO L128 BoogieDeclarations]: Found specification of procedure main [2018-04-05 18:20:00,592 INFO L128 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-04-05 18:20:00,592 INFO L128 BoogieDeclarations]: Found specification of procedure write~int [2018-04-05 18:20:00,592 INFO L128 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-04-05 18:20:00,592 INFO L128 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-04-05 18:20:00,592 INFO L128 BoogieDeclarations]: Found specification of procedure read~int [2018-04-05 18:20:00,592 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-04-05 18:20:00,592 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-04-05 18:20:00,592 INFO L128 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2018-04-05 18:20:00,592 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-04-05 18:20:01,019 INFO L259 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-04-05 18:20:01,020 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.04 06:20:01 BoogieIcfgContainer [2018-04-05 18:20:01,020 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-04-05 18:20:01,020 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-04-05 18:20:01,020 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-04-05 18:20:01,023 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-04-05 18:20:01,023 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 05.04 06:20:00" (1/3) ... [2018-04-05 18:20:01,024 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@66d4e2ab and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.04 06:20:01, skipping insertion in model container [2018-04-05 18:20:01,024 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 06:20:00" (2/3) ... [2018-04-05 18:20:01,024 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@66d4e2ab and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.04 06:20:01, skipping insertion in model container [2018-04-05 18:20:01,024 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.04 06:20:01" (3/3) ... [2018-04-05 18:20:01,026 INFO L107 eAbstractionObserver]: Analyzing ICFG list_flag_true-unreach-call_false-valid-memtrack.i [2018-04-05 18:20:01,033 INFO L131 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-04-05 18:20:01,039 INFO L143 ceAbstractionStarter]: Appying trace abstraction to program that has 21 error locations. [2018-04-05 18:20:01,087 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2018-04-05 18:20:01,088 INFO L369 AbstractCegarLoop]: Interprodecural is true [2018-04-05 18:20:01,088 INFO L370 AbstractCegarLoop]: Hoare is true [2018-04-05 18:20:01,088 INFO L371 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-04-05 18:20:01,088 INFO L372 AbstractCegarLoop]: Backedges is TWOTRACK [2018-04-05 18:20:01,089 INFO L373 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-04-05 18:20:01,089 INFO L374 AbstractCegarLoop]: Difference is false [2018-04-05 18:20:01,089 INFO L375 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-04-05 18:20:01,089 INFO L380 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-04-05 18:20:01,090 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-04-05 18:20:01,110 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states. [2018-04-05 18:20:01,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-04-05 18:20:01,116 INFO L347 BasicCegarLoop]: Found error trace [2018-04-05 18:20:01,117 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-05 18:20:01,117 INFO L408 AbstractCegarLoop]: === Iteration 1 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr20EnsuresViolationMEMORY_LEAK, mainErr9RequiresViolation, mainErr18RequiresViolation, mainErr0RequiresViolation, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr14RequiresViolation, mainErr19RequiresViolation]=== [2018-04-05 18:20:01,122 INFO L82 PathProgramCache]: Analyzing trace with hash -1219913413, 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 [2018-04-05 18:20:01,134 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-05 18:20:01,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-05 18:20:01,169 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-05 18:20:01,186 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-05 18:20:01,187 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-05 18:20:01,203 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-05 18:20:01,228 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-04-05 18:20:01,228 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2018-04-05 18:20:01,230 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-04-05 18:20:01,240 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-04-05 18:20:01,241 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-04-05 18:20:01,242 INFO L87 Difference]: Start difference. First operand 84 states. Second operand 2 states. [2018-04-05 18:20:01,264 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-05 18:20:01,265 INFO L93 Difference]: Finished difference Result 125 states and 139 transitions. [2018-04-05 18:20:01,265 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-04-05 18:20:01,266 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 18 [2018-04-05 18:20:01,266 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-05 18:20:01,273 INFO L225 Difference]: With dead ends: 125 [2018-04-05 18:20:01,273 INFO L226 Difference]: Without dead ends: 75 [2018-04-05 18:20:01,277 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 35 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-04-05 18:20:01,292 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 75 states. [2018-04-05 18:20:01,312 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 75 to 75. [2018-04-05 18:20:01,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 75 states. [2018-04-05 18:20:01,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 75 states and 79 transitions. [2018-04-05 18:20:01,317 INFO L78 Accepts]: Start accepts. Automaton has 75 states and 79 transitions. Word has length 18 [2018-04-05 18:20:01,318 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-05 18:20:01,318 INFO L459 AbstractCegarLoop]: Abstraction has 75 states and 79 transitions. [2018-04-05 18:20:01,318 INFO L460 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-04-05 18:20:01,318 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 79 transitions. [2018-04-05 18:20:01,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-04-05 18:20:01,319 INFO L347 BasicCegarLoop]: Found error trace [2018-04-05 18:20:01,319 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] [2018-04-05 18:20:01,319 INFO L408 AbstractCegarLoop]: === Iteration 2 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr20EnsuresViolationMEMORY_LEAK, mainErr9RequiresViolation, mainErr18RequiresViolation, mainErr0RequiresViolation, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr14RequiresViolation, mainErr19RequiresViolation]=== [2018-04-05 18:20:01,320 INFO L82 PathProgramCache]: Analyzing trace with hash 1534636678, 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 [2018-04-05 18:20:01,329 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-05 18:20:01,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-05 18:20:01,350 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-05 18:20:01,376 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 [2018-04-05 18:20:01,378 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-05 18:20:01,381 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-05 18:20:01,381 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:6, output treesize:5 [2018-04-05 18:20:01,435 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-05 18:20:01,435 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-05 18:20:01,458 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-05 18:20:01,489 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-04-05 18:20:01,490 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 4 [2018-04-05 18:20:01,491 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-04-05 18:20:01,492 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-04-05 18:20:01,492 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-04-05 18:20:01,492 INFO L87 Difference]: Start difference. First operand 75 states and 79 transitions. Second operand 5 states. [2018-04-05 18:20:01,663 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-05 18:20:01,663 INFO L93 Difference]: Finished difference Result 98 states and 104 transitions. [2018-04-05 18:20:01,664 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-04-05 18:20:01,664 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 21 [2018-04-05 18:20:01,664 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-05 18:20:01,668 INFO L225 Difference]: With dead ends: 98 [2018-04-05 18:20:01,671 INFO L226 Difference]: Without dead ends: 88 [2018-04-05 18:20:01,672 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 43 GetRequests, 38 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2018-04-05 18:20:01,672 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 88 states. [2018-04-05 18:20:01,681 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 88 to 83. [2018-04-05 18:20:01,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 83 states. [2018-04-05 18:20:01,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 83 states and 94 transitions. [2018-04-05 18:20:01,684 INFO L78 Accepts]: Start accepts. Automaton has 83 states and 94 transitions. Word has length 21 [2018-04-05 18:20:01,684 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-05 18:20:01,684 INFO L459 AbstractCegarLoop]: Abstraction has 83 states and 94 transitions. [2018-04-05 18:20:01,684 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-04-05 18:20:01,684 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 94 transitions. [2018-04-05 18:20:01,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-04-05 18:20:01,685 INFO L347 BasicCegarLoop]: Found error trace [2018-04-05 18:20:01,685 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] [2018-04-05 18:20:01,686 INFO L408 AbstractCegarLoop]: === Iteration 3 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr20EnsuresViolationMEMORY_LEAK, mainErr9RequiresViolation, mainErr18RequiresViolation, mainErr0RequiresViolation, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr14RequiresViolation, mainErr19RequiresViolation]=== [2018-04-05 18:20:01,686 INFO L82 PathProgramCache]: Analyzing trace with hash 1534636679, 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 [2018-04-05 18:20:01,697 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-05 18:20:01,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-05 18:20:01,718 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-05 18:20:01,730 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 [2018-04-05 18:20:01,731 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-05 18:20:01,736 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-05 18:20:01,736 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2018-04-05 18:20:01,787 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-05 18:20:01,787 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-05 18:20:01,864 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-05 18:20:01,898 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-04-05 18:20:01,898 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 7 [2018-04-05 18:20:01,899 INFO L442 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-04-05 18:20:01,899 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-04-05 18:20:01,899 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2018-04-05 18:20:01,899 INFO L87 Difference]: Start difference. First operand 83 states and 94 transitions. Second operand 8 states. [2018-04-05 18:20:02,183 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-05 18:20:02,183 INFO L93 Difference]: Finished difference Result 114 states and 122 transitions. [2018-04-05 18:20:02,184 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-04-05 18:20:02,184 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 21 [2018-04-05 18:20:02,184 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-05 18:20:02,185 INFO L225 Difference]: With dead ends: 114 [2018-04-05 18:20:02,185 INFO L226 Difference]: Without dead ends: 104 [2018-04-05 18:20:02,185 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 35 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=40, Invalid=70, Unknown=0, NotChecked=0, Total=110 [2018-04-05 18:20:02,186 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 104 states. [2018-04-05 18:20:02,192 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 104 to 93. [2018-04-05 18:20:02,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 93 states. [2018-04-05 18:20:02,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 93 states and 101 transitions. [2018-04-05 18:20:02,194 INFO L78 Accepts]: Start accepts. Automaton has 93 states and 101 transitions. Word has length 21 [2018-04-05 18:20:02,195 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-05 18:20:02,195 INFO L459 AbstractCegarLoop]: Abstraction has 93 states and 101 transitions. [2018-04-05 18:20:02,195 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-04-05 18:20:02,195 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 101 transitions. [2018-04-05 18:20:02,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-04-05 18:20:02,197 INFO L347 BasicCegarLoop]: Found error trace [2018-04-05 18:20:02,197 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] [2018-04-05 18:20:02,197 INFO L408 AbstractCegarLoop]: === Iteration 4 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr20EnsuresViolationMEMORY_LEAK, mainErr9RequiresViolation, mainErr18RequiresViolation, mainErr0RequiresViolation, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr14RequiresViolation, mainErr19RequiresViolation]=== [2018-04-05 18:20:02,197 INFO L82 PathProgramCache]: Analyzing trace with hash -1998146632, 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 [2018-04-05 18:20:02,206 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-05 18:20:02,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-04-05 18:20:02,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-04-05 18:20:02,266 INFO L421 BasicCegarLoop]: Counterexample might be feasible [2018-04-05 18:20:02,282 WARN L343 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2018-04-05 18:20:02,300 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 05.04 06:20:02 BoogieIcfgContainer [2018-04-05 18:20:02,300 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-04-05 18:20:02,301 INFO L168 Benchmark]: Toolchain (without parser) took 2240.53 ms. Allocated memory was 299.9 MB in the beginning and 481.3 MB in the end (delta: 181.4 MB). Free memory was 237.3 MB in the beginning and 430.9 MB in the end (delta: -193.6 MB). There was no memory consumed. Max. memory is 5.3 GB. [2018-04-05 18:20:02,303 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 299.9 MB. Free memory is still 262.1 MB. There was no memory consumed. Max. memory is 5.3 GB. [2018-04-05 18:20:02,303 INFO L168 Benchmark]: CACSL2BoogieTranslator took 336.61 ms. Allocated memory is still 299.9 MB. Free memory was 237.3 MB in the beginning and 212.3 MB in the end (delta: 25.0 MB). Peak memory consumption was 25.0 MB. Max. memory is 5.3 GB. [2018-04-05 18:20:02,304 INFO L168 Benchmark]: Boogie Preprocessor took 60.18 ms. Allocated memory is still 299.9 MB. Free memory was 212.3 MB in the beginning and 210.3 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 5.3 GB. [2018-04-05 18:20:02,305 INFO L168 Benchmark]: RCFGBuilder took 558.79 ms. Allocated memory was 299.9 MB in the beginning and 458.8 MB in the end (delta: 158.9 MB). Free memory was 210.3 MB in the beginning and 391.6 MB in the end (delta: -181.2 MB). Peak memory consumption was 22.3 MB. Max. memory is 5.3 GB. [2018-04-05 18:20:02,306 INFO L168 Benchmark]: TraceAbstraction took 1280.27 ms. Allocated memory was 458.8 MB in the beginning and 481.3 MB in the end (delta: 22.5 MB). Free memory was 391.6 MB in the beginning and 430.9 MB in the end (delta: -39.3 MB). There was no memory consumed. Max. memory is 5.3 GB. [2018-04-05 18:20:02,309 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 299.9 MB. Free memory is still 262.1 MB. There was no memory consumed. Max. memory is 5.3 GB. * CACSL2BoogieTranslator took 336.61 ms. Allocated memory is still 299.9 MB. Free memory was 237.3 MB in the beginning and 212.3 MB in the end (delta: 25.0 MB). Peak memory consumption was 25.0 MB. Max. memory is 5.3 GB. * Boogie Preprocessor took 60.18 ms. Allocated memory is still 299.9 MB. Free memory was 212.3 MB in the beginning and 210.3 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 5.3 GB. * RCFGBuilder took 558.79 ms. Allocated memory was 299.9 MB in the beginning and 458.8 MB in the end (delta: 158.9 MB). Free memory was 210.3 MB in the beginning and 391.6 MB in the end (delta: -181.2 MB). Peak memory consumption was 22.3 MB. Max. memory is 5.3 GB. * TraceAbstraction took 1280.27 ms. Allocated memory was 458.8 MB in the beginning and 481.3 MB in the end (delta: 22.5 MB). Free memory was 391.6 MB in the beginning and 430.9 MB in the end (delta: -39.3 MB). There was no memory consumed. Max. memory is 5.3 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 626]: Unable to prove that all allocated memory was freed Unable to prove that all allocated memory was freed Reason: overapproximation of memtrack at line 626. Possible FailurePath: [L627] int flag = __VERIFIER_nondet_int(); VAL [__VERIFIER_nondet_int()=1, flag=1] [L628] List p, a, t; VAL [flag=1] [L629] EXPR, FCALL malloc(sizeof(struct node)) VAL [flag=1, malloc(sizeof(struct node))={7:0}] [L629] a = (List) malloc(sizeof(struct node)) VAL [a={7:0}, flag=1, malloc(sizeof(struct node))={7:0}] [L630] COND FALSE !(a == 0) VAL [a={7:0}, flag=1, malloc(sizeof(struct node))={7:0}] [L631] p = a VAL [a={7:0}, flag=1, malloc(sizeof(struct node))={7:0}, p={7:0}] [L632] COND FALSE !(__VERIFIER_nondet_int()) VAL [__VERIFIER_nondet_int()=0, a={7:0}, flag=1, malloc(sizeof(struct node))={7:0}, p={7:0}] [L643] FCALL p->h = 3 VAL [a={7:0}, flag=1, malloc(sizeof(struct node))={7:0}, p={7:0}] [L644] p = a VAL [a={7:0}, flag=1, malloc(sizeof(struct node))={7:0}, p={7:0}] [L645] COND TRUE \read(flag) VAL [a={7:0}, flag=1, malloc(sizeof(struct node))={7:0}, p={7:0}] [L646] EXPR, FCALL p->h VAL [a={7:0}, flag=1, malloc(sizeof(struct node))={7:0}, p={7:0}, p->h=3] [L646] COND FALSE !(p->h == 1) VAL [a={7:0}, flag=1, malloc(sizeof(struct node))={7:0}, p={7:0}, p->h=3] [L651] EXPR, FCALL p->h VAL [a={7:0}, flag=1, malloc(sizeof(struct node))={7:0}, p={7:0}, p->h=3] [L651] COND FALSE !(p->h != 3) VAL [a={7:0}, flag=1, malloc(sizeof(struct node))={7:0}, p={7:0}, p->h=3] - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 86 locations, 21 error locations. UNSAFE Result, 1.2s OverallTime, 4 OverallIterations, 1 TraceHistogramMax, 0.5s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 181 SDtfs, 430 SDslu, 153 SDs, 0 SdLazy, 135 SolverSat, 46 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 122 GetRequests, 108 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=93occurred in iteration=3, 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, 3 MinimizatonAttempts, 16 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 91 NumberOfCodeBlocks, 91 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 114 ConstructedInterpolants, 0 QuantifiedInterpolants, 6338 SizeOfPredicates, 7 NumberOfNonLiveVariables, 181 ConjunctsInSsa, 19 ConjunctsInUnsatCore, 6 InterpolantComputations, 6 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/list_flag_true-unreach-call_false-valid-memtrack.i_svcomp-DerefFreeMemtrack-32bit-Automizer_Fixed_noBitfields+AI_EQ_SS.epf_AutomizerC.xml/Csv-Benchmark-0-2018-04-05_18-20-02-320.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/list_flag_true-unreach-call_false-valid-memtrack.i_svcomp-DerefFreeMemtrack-32bit-Automizer_Fixed_noBitfields+AI_EQ_SS.epf_AutomizerC.xml/Csv-TraceAbstractionBenchmarks-0-2018-04-05_18-20-02-320.csv Received shutdown request...