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/openbsd_cstpncpy-alloca_true-valid-memsafety_true-termination.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-4cf2d92 [2018-03-28 12:21:28,467 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-03-28 12:21:28,469 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-03-28 12:21:28,484 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2018-03-28 12:21:28,511 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 [2018-03-28 12:21:28,537 INFO L110 SettingsManager]: Loading preferences was successful [2018-03-28 12:21:28,537 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-03-28 12:21:28,537 INFO L131 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2018-03-28 12:21:28,538 INFO L133 SettingsManager]: * ultimate.logging.details=de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation=DEBUG; [2018-03-28 12:21:28,538 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-03-28 12:21:28,538 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-03-28 12:21:28,539 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-03-28 12:21:28,539 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=VPDomain [2018-03-28 12:21:28,539 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-03-28 12:21:28,539 INFO L131 SettingsManager]: Preferences of LTL2Aut differ from their defaults: [2018-03-28 12:21:28,540 INFO L133 SettingsManager]: * Property to check=[] a a: x > 42 [2018-03-28 12:21:28,540 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-03-28 12:21:28,540 INFO L133 SettingsManager]: * sizeof long=4 [2018-03-28 12:21:28,540 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-03-28 12:21:28,540 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-03-28 12:21:28,541 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-03-28 12:21:28,541 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-03-28 12:21:28,541 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2018-03-28 12:21:28,541 INFO L133 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2018-03-28 12:21:28,541 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-03-28 12:21:28,542 INFO L133 SettingsManager]: * sizeof long double=12 [2018-03-28 12:21:28,542 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-03-28 12:21:28,542 INFO L133 SettingsManager]: * Size of a code block=SingleStatement [2018-03-28 12:21:28,542 INFO L133 SettingsManager]: * Add additional assume for each assert=false [2018-03-28 12:21:28,542 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-03-28 12:21:28,543 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-03-28 12:21:28,543 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-03-28 12:21:28,543 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-03-28 12:21:28,543 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-03-28 12:21:28,543 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-03-28 12:21:28,544 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-03-28 12:21:28,544 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-03-28 12:21:28,544 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-03-28 12:21:28,545 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-03-28 12:21:28,545 INFO L133 SettingsManager]: * TransformationType=HEAP_SEPARATOR [2018-03-28 12:21:28,545 INFO L131 SettingsManager]: Preferences of Boogie Printer differ from their defaults: [2018-03-28 12:21:28,545 INFO L133 SettingsManager]: * Dump path:=C:\Users\alex\AppData\Local\Temp\ [2018-03-28 12:21:28,579 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-03-28 12:21:28,591 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Parser(s) successfully (re)initialized [2018-03-28 12:21:28,595 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-03-28 12:21:28,597 INFO L271 PluginConnector]: Initializing CDTParser... [2018-03-28 12:21:28,597 INFO L276 PluginConnector]: CDTParser initialized [2018-03-28 12:21:28,598 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/array-memsafety/openbsd_cstpncpy-alloca_true-valid-memsafety_true-termination.i [2018-03-28 12:21:28,912 INFO L228 CDTParser]: Created temporary CDT project at /storage/ultimate/releaseScripts/default/UAutomizer-linux/data/FLAG700366e65 [2018-03-28 12:21:29,081 INFO L291 CDTParser]: IsIndexed: true [2018-03-28 12:21:29,081 INFO L292 CDTParser]: Found 1 translation units. [2018-03-28 12:21:29,081 INFO L171 CDTParser]: Scanning openbsd_cstpncpy-alloca_true-valid-memsafety_true-termination.i [2018-03-28 12:21:29,092 INFO L210 ultiparseSymbolTable]: Include resolver: [2018-03-28 12:21:29,092 INFO L215 ultiparseSymbolTable]: [2018-03-28 12:21:29,092 INFO L218 ultiparseSymbolTable]: Function table: [2018-03-28 12:21:29,092 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_fopenbsd_cstpncpy_alloca_true_valid_memsafety_true_termination_i____bswap_32 ('__bswap_32') in openbsd_cstpncpy-alloca_true-valid-memsafety_true-termination.i [2018-03-28 12:21:29,092 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_fopenbsd_cstpncpy_alloca_true_valid_memsafety_true_termination_i__cstpncpy ('cstpncpy') in openbsd_cstpncpy-alloca_true-valid-memsafety_true-termination.i [2018-03-28 12:21:29,092 INFO L221 ultiparseSymbolTable]: Function definition of null ('main') in openbsd_cstpncpy-alloca_true-valid-memsafety_true-termination.i [2018-03-28 12:21:29,093 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_fopenbsd_cstpncpy_alloca_true_valid_memsafety_true_termination_i____bswap_64 ('__bswap_64') in openbsd_cstpncpy-alloca_true-valid-memsafety_true-termination.i [2018-03-28 12:21:29,093 INFO L227 ultiparseSymbolTable]: Global variable table: [2018-03-28 12:21:29,093 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstpncpy_alloca_true_valid_memsafety_true_termination_i____quad_t in openbsd_cstpncpy-alloca_true-valid-memsafety_true-termination.i [2018-03-28 12:21:29,093 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstpncpy_alloca_true_valid_memsafety_true_termination_i____off_t in openbsd_cstpncpy-alloca_true-valid-memsafety_true-termination.i [2018-03-28 12:21:29,093 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstpncpy_alloca_true_valid_memsafety_true_termination_i____fsid_t in openbsd_cstpncpy-alloca_true-valid-memsafety_true-termination.i [2018-03-28 12:21:29,093 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstpncpy_alloca_true_valid_memsafety_true_termination_i____uint16_t in openbsd_cstpncpy-alloca_true-valid-memsafety_true-termination.i [2018-03-28 12:21:29,093 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstpncpy_alloca_true_valid_memsafety_true_termination_i____gid_t in openbsd_cstpncpy-alloca_true-valid-memsafety_true-termination.i [2018-03-28 12:21:29,093 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstpncpy_alloca_true_valid_memsafety_true_termination_i__daddr_t in openbsd_cstpncpy-alloca_true-valid-memsafety_true-termination.i [2018-03-28 12:21:29,093 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstpncpy_alloca_true_valid_memsafety_true_termination_i____ino64_t in openbsd_cstpncpy-alloca_true-valid-memsafety_true-termination.i [2018-03-28 12:21:29,093 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstpncpy_alloca_true_valid_memsafety_true_termination_i__clock_t in openbsd_cstpncpy-alloca_true-valid-memsafety_true-termination.i [2018-03-28 12:21:29,093 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstpncpy_alloca_true_valid_memsafety_true_termination_i____syscall_slong_t in openbsd_cstpncpy-alloca_true-valid-memsafety_true-termination.i [2018-03-28 12:21:29,094 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstpncpy_alloca_true_valid_memsafety_true_termination_i____pid_t in openbsd_cstpncpy-alloca_true-valid-memsafety_true-termination.i [2018-03-28 12:21:29,094 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstpncpy_alloca_true_valid_memsafety_true_termination_i____ino_t in openbsd_cstpncpy-alloca_true-valid-memsafety_true-termination.i [2018-03-28 12:21:29,094 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstpncpy_alloca_true_valid_memsafety_true_termination_i____WAIT_STATUS in openbsd_cstpncpy-alloca_true-valid-memsafety_true-termination.i [2018-03-28 12:21:29,094 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstpncpy_alloca_true_valid_memsafety_true_termination_i____int16_t in openbsd_cstpncpy-alloca_true-valid-memsafety_true-termination.i [2018-03-28 12:21:29,094 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstpncpy_alloca_true_valid_memsafety_true_termination_i____loff_t in openbsd_cstpncpy-alloca_true-valid-memsafety_true-termination.i [2018-03-28 12:21:29,094 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstpncpy_alloca_true_valid_memsafety_true_termination_i____u_long in openbsd_cstpncpy-alloca_true-valid-memsafety_true-termination.i [2018-03-28 12:21:29,094 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstpncpy_alloca_true_valid_memsafety_true_termination_i__pthread_cond_t in openbsd_cstpncpy-alloca_true-valid-memsafety_true-termination.i [2018-03-28 12:21:29,094 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstpncpy_alloca_true_valid_memsafety_true_termination_i____blkcnt_t in openbsd_cstpncpy-alloca_true-valid-memsafety_true-termination.i [2018-03-28 12:21:29,094 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstpncpy_alloca_true_valid_memsafety_true_termination_i__fsid_t in openbsd_cstpncpy-alloca_true-valid-memsafety_true-termination.i [2018-03-28 12:21:29,094 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstpncpy_alloca_true_valid_memsafety_true_termination_i__sigset_t in openbsd_cstpncpy-alloca_true-valid-memsafety_true-termination.i [2018-03-28 12:21:29,094 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstpncpy_alloca_true_valid_memsafety_true_termination_i__clockid_t in openbsd_cstpncpy-alloca_true-valid-memsafety_true-termination.i [2018-03-28 12:21:29,094 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstpncpy_alloca_true_valid_memsafety_true_termination_i__pthread_spinlock_t in openbsd_cstpncpy-alloca_true-valid-memsafety_true-termination.i [2018-03-28 12:21:29,094 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstpncpy_alloca_true_valid_memsafety_true_termination_i__u_int32_t in openbsd_cstpncpy-alloca_true-valid-memsafety_true-termination.i [2018-03-28 12:21:29,095 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstpncpy_alloca_true_valid_memsafety_true_termination_i____sigset_t in openbsd_cstpncpy-alloca_true-valid-memsafety_true-termination.i [2018-03-28 12:21:29,095 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstpncpy_alloca_true_valid_memsafety_true_termination_i__suseconds_t in openbsd_cstpncpy-alloca_true-valid-memsafety_true-termination.i [2018-03-28 12:21:29,095 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstpncpy_alloca_true_valid_memsafety_true_termination_i__fd_mask in openbsd_cstpncpy-alloca_true-valid-memsafety_true-termination.i [2018-03-28 12:21:29,095 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstpncpy_alloca_true_valid_memsafety_true_termination_i____caddr_t in openbsd_cstpncpy-alloca_true-valid-memsafety_true-termination.i [2018-03-28 12:21:29,095 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstpncpy_alloca_true_valid_memsafety_true_termination_i__uint in openbsd_cstpncpy-alloca_true-valid-memsafety_true-termination.i [2018-03-28 12:21:29,095 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstpncpy_alloca_true_valid_memsafety_true_termination_i__u_long in openbsd_cstpncpy-alloca_true-valid-memsafety_true-termination.i [2018-03-28 12:21:29,095 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstpncpy_alloca_true_valid_memsafety_true_termination_i__ulong in openbsd_cstpncpy-alloca_true-valid-memsafety_true-termination.i [2018-03-28 12:21:29,095 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstpncpy_alloca_true_valid_memsafety_true_termination_i__pthread_rwlockattr_t in openbsd_cstpncpy-alloca_true-valid-memsafety_true-termination.i [2018-03-28 12:21:29,095 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstpncpy_alloca_true_valid_memsafety_true_termination_i__nlink_t in openbsd_cstpncpy-alloca_true-valid-memsafety_true-termination.i [2018-03-28 12:21:29,095 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstpncpy_alloca_true_valid_memsafety_true_termination_i____qaddr_t in openbsd_cstpncpy-alloca_true-valid-memsafety_true-termination.i [2018-03-28 12:21:29,095 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstpncpy_alloca_true_valid_memsafety_true_termination_i____blksize_t in openbsd_cstpncpy-alloca_true-valid-memsafety_true-termination.i [2018-03-28 12:21:29,095 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstpncpy_alloca_true_valid_memsafety_true_termination_i__fd_set in openbsd_cstpncpy-alloca_true-valid-memsafety_true-termination.i [2018-03-28 12:21:29,095 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstpncpy_alloca_true_valid_memsafety_true_termination_i__pthread_rwlock_t in openbsd_cstpncpy-alloca_true-valid-memsafety_true-termination.i [2018-03-28 12:21:29,096 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstpncpy_alloca_true_valid_memsafety_true_termination_i__pthread_key_t in openbsd_cstpncpy-alloca_true-valid-memsafety_true-termination.i [2018-03-28 12:21:29,096 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstpncpy_alloca_true_valid_memsafety_true_termination_i____rlim64_t in openbsd_cstpncpy-alloca_true-valid-memsafety_true-termination.i [2018-03-28 12:21:29,096 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstpncpy_alloca_true_valid_memsafety_true_termination_i____dev_t in openbsd_cstpncpy-alloca_true-valid-memsafety_true-termination.i [2018-03-28 12:21:29,096 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstpncpy_alloca_true_valid_memsafety_true_termination_i____fsblkcnt_t in openbsd_cstpncpy-alloca_true-valid-memsafety_true-termination.i [2018-03-28 12:21:29,096 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstpncpy_alloca_true_valid_memsafety_true_termination_i__dev_t in openbsd_cstpncpy-alloca_true-valid-memsafety_true-termination.i [2018-03-28 12:21:29,096 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstpncpy_alloca_true_valid_memsafety_true_termination_i__id_t in openbsd_cstpncpy-alloca_true-valid-memsafety_true-termination.i [2018-03-28 12:21:29,096 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstpncpy_alloca_true_valid_memsafety_true_termination_i__pthread_condattr_t in openbsd_cstpncpy-alloca_true-valid-memsafety_true-termination.i [2018-03-28 12:21:29,096 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstpncpy_alloca_true_valid_memsafety_true_termination_i____u_int in openbsd_cstpncpy-alloca_true-valid-memsafety_true-termination.i [2018-03-28 12:21:29,096 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstpncpy_alloca_true_valid_memsafety_true_termination_i__time_t in openbsd_cstpncpy-alloca_true-valid-memsafety_true-termination.i [2018-03-28 12:21:29,096 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstpncpy_alloca_true_valid_memsafety_true_termination_i____clock_t in openbsd_cstpncpy-alloca_true-valid-memsafety_true-termination.i [2018-03-28 12:21:29,096 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstpncpy_alloca_true_valid_memsafety_true_termination_i__pthread_barrierattr_t in openbsd_cstpncpy-alloca_true-valid-memsafety_true-termination.i [2018-03-28 12:21:29,096 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstpncpy_alloca_true_valid_memsafety_true_termination_i__register_t in openbsd_cstpncpy-alloca_true-valid-memsafety_true-termination.i [2018-03-28 12:21:29,097 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstpncpy_alloca_true_valid_memsafety_true_termination_i__int64_t in openbsd_cstpncpy-alloca_true-valid-memsafety_true-termination.i [2018-03-28 12:21:29,097 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstpncpy_alloca_true_valid_memsafety_true_termination_i____daddr_t in openbsd_cstpncpy-alloca_true-valid-memsafety_true-termination.i [2018-03-28 12:21:29,097 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstpncpy_alloca_true_valid_memsafety_true_termination_i____fsfilcnt_t in openbsd_cstpncpy-alloca_true-valid-memsafety_true-termination.i [2018-03-28 12:21:29,097 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstpncpy_alloca_true_valid_memsafety_true_termination_i__u_quad_t in openbsd_cstpncpy-alloca_true-valid-memsafety_true-termination.i [2018-03-28 12:21:29,097 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstpncpy_alloca_true_valid_memsafety_true_termination_i__ushort in openbsd_cstpncpy-alloca_true-valid-memsafety_true-termination.i [2018-03-28 12:21:29,097 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstpncpy_alloca_true_valid_memsafety_true_termination_i__ldiv_t in openbsd_cstpncpy-alloca_true-valid-memsafety_true-termination.i [2018-03-28 12:21:29,097 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstpncpy_alloca_true_valid_memsafety_true_termination_i____useconds_t in openbsd_cstpncpy-alloca_true-valid-memsafety_true-termination.i [2018-03-28 12:21:29,097 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstpncpy_alloca_true_valid_memsafety_true_termination_i__loff_t in openbsd_cstpncpy-alloca_true-valid-memsafety_true-termination.i [2018-03-28 12:21:29,097 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstpncpy_alloca_true_valid_memsafety_true_termination_i__pthread_mutex_t in openbsd_cstpncpy-alloca_true-valid-memsafety_true-termination.i [2018-03-28 12:21:29,097 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstpncpy_alloca_true_valid_memsafety_true_termination_i____time_t in openbsd_cstpncpy-alloca_true-valid-memsafety_true-termination.i [2018-03-28 12:21:29,097 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstpncpy_alloca_true_valid_memsafety_true_termination_i____fsfilcnt64_t in openbsd_cstpncpy-alloca_true-valid-memsafety_true-termination.i [2018-03-28 12:21:29,097 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstpncpy_alloca_true_valid_memsafety_true_termination_i____uint8_t in openbsd_cstpncpy-alloca_true-valid-memsafety_true-termination.i [2018-03-28 12:21:29,098 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstpncpy_alloca_true_valid_memsafety_true_termination_i____key_t in openbsd_cstpncpy-alloca_true-valid-memsafety_true-termination.i [2018-03-28 12:21:29,098 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstpncpy_alloca_true_valid_memsafety_true_termination_i__ino_t in openbsd_cstpncpy-alloca_true-valid-memsafety_true-termination.i [2018-03-28 12:21:29,098 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstpncpy_alloca_true_valid_memsafety_true_termination_i____int64_t in openbsd_cstpncpy-alloca_true-valid-memsafety_true-termination.i [2018-03-28 12:21:29,098 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstpncpy_alloca_true_valid_memsafety_true_termination_i____ssize_t in openbsd_cstpncpy-alloca_true-valid-memsafety_true-termination.i [2018-03-28 12:21:29,098 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstpncpy_alloca_true_valid_memsafety_true_termination_i____mode_t in openbsd_cstpncpy-alloca_true-valid-memsafety_true-termination.i [2018-03-28 12:21:29,098 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstpncpy_alloca_true_valid_memsafety_true_termination_i__fsfilcnt_t in openbsd_cstpncpy-alloca_true-valid-memsafety_true-termination.i [2018-03-28 12:21:29,098 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstpncpy_alloca_true_valid_memsafety_true_termination_i__int8_t in openbsd_cstpncpy-alloca_true-valid-memsafety_true-termination.i [2018-03-28 12:21:29,098 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstpncpy_alloca_true_valid_memsafety_true_termination_i__u_int64_t in openbsd_cstpncpy-alloca_true-valid-memsafety_true-termination.i [2018-03-28 12:21:29,099 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstpncpy_alloca_true_valid_memsafety_true_termination_i__int32_t in openbsd_cstpncpy-alloca_true-valid-memsafety_true-termination.i [2018-03-28 12:21:29,099 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstpncpy_alloca_true_valid_memsafety_true_termination_i____socklen_t in openbsd_cstpncpy-alloca_true-valid-memsafety_true-termination.i [2018-03-28 12:21:29,099 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstpncpy_alloca_true_valid_memsafety_true_termination_i__pthread_mutexattr_t in openbsd_cstpncpy-alloca_true-valid-memsafety_true-termination.i [2018-03-28 12:21:29,099 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstpncpy_alloca_true_valid_memsafety_true_termination_i__size_t in openbsd_cstpncpy-alloca_true-valid-memsafety_true-termination.i [2018-03-28 12:21:29,099 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstpncpy_alloca_true_valid_memsafety_true_termination_i__off_t in openbsd_cstpncpy-alloca_true-valid-memsafety_true-termination.i [2018-03-28 12:21:29,099 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstpncpy_alloca_true_valid_memsafety_true_termination_i____timer_t in openbsd_cstpncpy-alloca_true-valid-memsafety_true-termination.i [2018-03-28 12:21:29,099 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstpncpy_alloca_true_valid_memsafety_true_termination_i____intptr_t in openbsd_cstpncpy-alloca_true-valid-memsafety_true-termination.i [2018-03-28 12:21:29,099 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstpncpy_alloca_true_valid_memsafety_true_termination_i__timer_t in openbsd_cstpncpy-alloca_true-valid-memsafety_true-termination.i [2018-03-28 12:21:29,099 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstpncpy_alloca_true_valid_memsafety_true_termination_i__caddr_t in openbsd_cstpncpy-alloca_true-valid-memsafety_true-termination.i [2018-03-28 12:21:29,100 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstpncpy_alloca_true_valid_memsafety_true_termination_i__mode_t in openbsd_cstpncpy-alloca_true-valid-memsafety_true-termination.i [2018-03-28 12:21:29,100 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstpncpy_alloca_true_valid_memsafety_true_termination_i____int8_t in openbsd_cstpncpy-alloca_true-valid-memsafety_true-termination.i [2018-03-28 12:21:29,100 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstpncpy_alloca_true_valid_memsafety_true_termination_i____u_short in openbsd_cstpncpy-alloca_true-valid-memsafety_true-termination.i [2018-03-28 12:21:29,100 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstpncpy_alloca_true_valid_memsafety_true_termination_i____nlink_t in openbsd_cstpncpy-alloca_true-valid-memsafety_true-termination.i [2018-03-28 12:21:29,100 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstpncpy_alloca_true_valid_memsafety_true_termination_i__key_t in openbsd_cstpncpy-alloca_true-valid-memsafety_true-termination.i [2018-03-28 12:21:29,100 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstpncpy_alloca_true_valid_memsafety_true_termination_i__gid_t in openbsd_cstpncpy-alloca_true-valid-memsafety_true-termination.i [2018-03-28 12:21:29,100 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstpncpy_alloca_true_valid_memsafety_true_termination_i____blkcnt64_t in openbsd_cstpncpy-alloca_true-valid-memsafety_true-termination.i [2018-03-28 12:21:29,100 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstpncpy_alloca_true_valid_memsafety_true_termination_i__u_short in openbsd_cstpncpy-alloca_true-valid-memsafety_true-termination.i [2018-03-28 12:21:29,100 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstpncpy_alloca_true_valid_memsafety_true_termination_i____uint64_t in openbsd_cstpncpy-alloca_true-valid-memsafety_true-termination.i [2018-03-28 12:21:29,100 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstpncpy_alloca_true_valid_memsafety_true_termination_i__pid_t in openbsd_cstpncpy-alloca_true-valid-memsafety_true-termination.i [2018-03-28 12:21:29,101 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstpncpy_alloca_true_valid_memsafety_true_termination_i____uid_t in openbsd_cstpncpy-alloca_true-valid-memsafety_true-termination.i [2018-03-28 12:21:29,101 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstpncpy_alloca_true_valid_memsafety_true_termination_i__ssize_t in openbsd_cstpncpy-alloca_true-valid-memsafety_true-termination.i [2018-03-28 12:21:29,101 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstpncpy_alloca_true_valid_memsafety_true_termination_i____fsword_t in openbsd_cstpncpy-alloca_true-valid-memsafety_true-termination.i [2018-03-28 12:21:29,101 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstpncpy_alloca_true_valid_memsafety_true_termination_i____fd_mask in openbsd_cstpncpy-alloca_true-valid-memsafety_true-termination.i [2018-03-28 12:21:29,101 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstpncpy_alloca_true_valid_memsafety_true_termination_i__blksize_t in openbsd_cstpncpy-alloca_true-valid-memsafety_true-termination.i [2018-03-28 12:21:29,101 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstpncpy_alloca_true_valid_memsafety_true_termination_i____u_char in openbsd_cstpncpy-alloca_true-valid-memsafety_true-termination.i [2018-03-28 12:21:29,101 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstpncpy_alloca_true_valid_memsafety_true_termination_i__wchar_t in openbsd_cstpncpy-alloca_true-valid-memsafety_true-termination.i [2018-03-28 12:21:29,101 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstpncpy_alloca_true_valid_memsafety_true_termination_i__uid_t in openbsd_cstpncpy-alloca_true-valid-memsafety_true-termination.i [2018-03-28 12:21:29,102 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstpncpy_alloca_true_valid_memsafety_true_termination_i__pthread_attr_t in openbsd_cstpncpy-alloca_true-valid-memsafety_true-termination.i [2018-03-28 12:21:29,102 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstpncpy_alloca_true_valid_memsafety_true_termination_i__lldiv_t in openbsd_cstpncpy-alloca_true-valid-memsafety_true-termination.i [2018-03-28 12:21:29,102 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstpncpy_alloca_true_valid_memsafety_true_termination_i____sig_atomic_t in openbsd_cstpncpy-alloca_true-valid-memsafety_true-termination.i [2018-03-28 12:21:29,102 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstpncpy_alloca_true_valid_memsafety_true_termination_i__int16_t in openbsd_cstpncpy-alloca_true-valid-memsafety_true-termination.i [2018-03-28 12:21:29,102 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstpncpy_alloca_true_valid_memsafety_true_termination_i__u_int8_t in openbsd_cstpncpy-alloca_true-valid-memsafety_true-termination.i [2018-03-28 12:21:29,102 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstpncpy_alloca_true_valid_memsafety_true_termination_i__fsblkcnt_t in openbsd_cstpncpy-alloca_true-valid-memsafety_true-termination.i [2018-03-28 12:21:29,102 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstpncpy_alloca_true_valid_memsafety_true_termination_i__div_t in openbsd_cstpncpy-alloca_true-valid-memsafety_true-termination.i [2018-03-28 12:21:29,102 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstpncpy_alloca_true_valid_memsafety_true_termination_i____uint32_t in openbsd_cstpncpy-alloca_true-valid-memsafety_true-termination.i [2018-03-28 12:21:29,103 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstpncpy_alloca_true_valid_memsafety_true_termination_i____id_t in openbsd_cstpncpy-alloca_true-valid-memsafety_true-termination.i [2018-03-28 12:21:29,103 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstpncpy_alloca_true_valid_memsafety_true_termination_i__pthread_once_t in openbsd_cstpncpy-alloca_true-valid-memsafety_true-termination.i [2018-03-28 12:21:29,103 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstpncpy_alloca_true_valid_memsafety_true_termination_i____int32_t in openbsd_cstpncpy-alloca_true-valid-memsafety_true-termination.i [2018-03-28 12:21:29,103 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstpncpy_alloca_true_valid_memsafety_true_termination_i__pthread_t in openbsd_cstpncpy-alloca_true-valid-memsafety_true-termination.i [2018-03-28 12:21:29,103 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstpncpy_alloca_true_valid_memsafety_true_termination_i____syscall_ulong_t in openbsd_cstpncpy-alloca_true-valid-memsafety_true-termination.i [2018-03-28 12:21:29,103 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstpncpy_alloca_true_valid_memsafety_true_termination_i__u_int in openbsd_cstpncpy-alloca_true-valid-memsafety_true-termination.i [2018-03-28 12:21:29,103 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstpncpy_alloca_true_valid_memsafety_true_termination_i__u_int16_t in openbsd_cstpncpy-alloca_true-valid-memsafety_true-termination.i [2018-03-28 12:21:29,103 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstpncpy_alloca_true_valid_memsafety_true_termination_i__u_char in openbsd_cstpncpy-alloca_true-valid-memsafety_true-termination.i [2018-03-28 12:21:29,104 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstpncpy_alloca_true_valid_memsafety_true_termination_i____rlim_t in openbsd_cstpncpy-alloca_true-valid-memsafety_true-termination.i [2018-03-28 12:21:29,104 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstpncpy_alloca_true_valid_memsafety_true_termination_i__quad_t in openbsd_cstpncpy-alloca_true-valid-memsafety_true-termination.i [2018-03-28 12:21:29,104 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstpncpy_alloca_true_valid_memsafety_true_termination_i__blkcnt_t in openbsd_cstpncpy-alloca_true-valid-memsafety_true-termination.i [2018-03-28 12:21:29,104 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstpncpy_alloca_true_valid_memsafety_true_termination_i____fsblkcnt64_t in openbsd_cstpncpy-alloca_true-valid-memsafety_true-termination.i [2018-03-28 12:21:29,104 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstpncpy_alloca_true_valid_memsafety_true_termination_i____clockid_t in openbsd_cstpncpy-alloca_true-valid-memsafety_true-termination.i [2018-03-28 12:21:29,104 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstpncpy_alloca_true_valid_memsafety_true_termination_i____pthread_list_t in openbsd_cstpncpy-alloca_true-valid-memsafety_true-termination.i [2018-03-28 12:21:29,104 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstpncpy_alloca_true_valid_memsafety_true_termination_i____off64_t in openbsd_cstpncpy-alloca_true-valid-memsafety_true-termination.i [2018-03-28 12:21:29,104 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstpncpy_alloca_true_valid_memsafety_true_termination_i____suseconds_t in openbsd_cstpncpy-alloca_true-valid-memsafety_true-termination.i [2018-03-28 12:21:29,104 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstpncpy_alloca_true_valid_memsafety_true_termination_i__pthread_barrier_t in openbsd_cstpncpy-alloca_true-valid-memsafety_true-termination.i [2018-03-28 12:21:29,105 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstpncpy_alloca_true_valid_memsafety_true_termination_i____u_quad_t in openbsd_cstpncpy-alloca_true-valid-memsafety_true-termination.i [2018-03-28 12:21:29,120 INFO L334 CDTParser]: Deleted temporary CDT project at /storage/ultimate/releaseScripts/default/UAutomizer-linux/data/FLAG700366e65 [2018-03-28 12:21:29,125 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-03-28 12:21:29,128 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-03-28 12:21:29,129 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-03-28 12:21:29,129 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-03-28 12:21:29,136 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-03-28 12:21:29,137 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.03 12:21:29" (1/1) ... [2018-03-28 12:21:29,139 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@735ca2fa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 12:21:29, skipping insertion in model container [2018-03-28 12:21:29,140 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.03 12:21:29" (1/1) ... [2018-03-28 12:21:29,159 INFO L167 Dispatcher]: Using SV-COMP mode [2018-03-28 12:21:29,189 INFO L167 Dispatcher]: Using SV-COMP mode [2018-03-28 12:21:29,361 INFO L175 PostProcessor]: Settings: Checked method=main [2018-03-28 12:21:29,411 INFO L175 PostProcessor]: Settings: Checked method=main [2018-03-28 12:21:29,419 INFO L100 SccComputation]: Graph consists of 0 InCaSumBalls and 114 non ball SCCs. Number of states in SCCs 114. [2018-03-28 12:21:29,472 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 12:21:29 WrapperNode [2018-03-28 12:21:29,472 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-03-28 12:21:29,473 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-03-28 12:21:29,473 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-03-28 12:21:29,473 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-03-28 12:21:29,489 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 12:21:29" (1/1) ... [2018-03-28 12:21:29,489 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 12:21:29" (1/1) ... [2018-03-28 12:21:29,506 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 12:21:29" (1/1) ... [2018-03-28 12:21:29,506 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 12:21:29" (1/1) ... [2018-03-28 12:21:29,520 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 12:21:29" (1/1) ... [2018-03-28 12:21:29,526 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 12:21:29" (1/1) ... [2018-03-28 12:21:29,529 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 12:21:29" (1/1) ... [2018-03-28 12:21:29,534 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-03-28 12:21:29,535 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-03-28 12:21:29,535 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-03-28 12:21:29,535 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-03-28 12:21:29,536 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 12:21:29" (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 [2018-03-28 12:21:29,646 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-03-28 12:21:29,647 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-03-28 12:21:29,647 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fopenbsd_cstpncpy_alloca_true_valid_memsafety_true_termination_i____bswap_32 [2018-03-28 12:21:29,647 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fopenbsd_cstpncpy_alloca_true_valid_memsafety_true_termination_i____bswap_64 [2018-03-28 12:21:29,647 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fopenbsd_cstpncpy_alloca_true_valid_memsafety_true_termination_i__cstpncpy [2018-03-28 12:21:29,647 INFO L136 BoogieDeclarations]: Found implementation of procedure main [2018-03-28 12:21:29,647 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fopenbsd_cstpncpy_alloca_true_valid_memsafety_true_termination_i____bswap_32 [2018-03-28 12:21:29,648 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fopenbsd_cstpncpy_alloca_true_valid_memsafety_true_termination_i____bswap_64 [2018-03-28 12:21:29,648 INFO L128 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2018-03-28 12:21:29,648 INFO L128 BoogieDeclarations]: Found specification of procedure atof [2018-03-28 12:21:29,648 INFO L128 BoogieDeclarations]: Found specification of procedure atoi [2018-03-28 12:21:29,648 INFO L128 BoogieDeclarations]: Found specification of procedure atol [2018-03-28 12:21:29,648 INFO L128 BoogieDeclarations]: Found specification of procedure atoll [2018-03-28 12:21:29,648 INFO L128 BoogieDeclarations]: Found specification of procedure strtod [2018-03-28 12:21:29,648 INFO L128 BoogieDeclarations]: Found specification of procedure strtof [2018-03-28 12:21:29,648 INFO L128 BoogieDeclarations]: Found specification of procedure strtold [2018-03-28 12:21:29,649 INFO L128 BoogieDeclarations]: Found specification of procedure strtol [2018-03-28 12:21:29,649 INFO L128 BoogieDeclarations]: Found specification of procedure strtoul [2018-03-28 12:21:29,649 INFO L128 BoogieDeclarations]: Found specification of procedure strtoq [2018-03-28 12:21:29,649 INFO L128 BoogieDeclarations]: Found specification of procedure strtouq [2018-03-28 12:21:29,649 INFO L128 BoogieDeclarations]: Found specification of procedure strtoll [2018-03-28 12:21:29,649 INFO L128 BoogieDeclarations]: Found specification of procedure strtoull [2018-03-28 12:21:29,650 INFO L128 BoogieDeclarations]: Found specification of procedure l64a [2018-03-28 12:21:29,650 INFO L128 BoogieDeclarations]: Found specification of procedure a64l [2018-03-28 12:21:29,650 INFO L128 BoogieDeclarations]: Found specification of procedure select [2018-03-28 12:21:29,650 INFO L128 BoogieDeclarations]: Found specification of procedure pselect [2018-03-28 12:21:29,650 INFO L128 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2018-03-28 12:21:29,650 INFO L128 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2018-03-28 12:21:29,650 INFO L128 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2018-03-28 12:21:29,651 INFO L128 BoogieDeclarations]: Found specification of procedure random [2018-03-28 12:21:29,651 INFO L128 BoogieDeclarations]: Found specification of procedure srandom [2018-03-28 12:21:29,651 INFO L128 BoogieDeclarations]: Found specification of procedure initstate [2018-03-28 12:21:29,651 INFO L128 BoogieDeclarations]: Found specification of procedure setstate [2018-03-28 12:21:29,651 INFO L128 BoogieDeclarations]: Found specification of procedure random_r [2018-03-28 12:21:29,651 INFO L128 BoogieDeclarations]: Found specification of procedure srandom_r [2018-03-28 12:21:29,651 INFO L128 BoogieDeclarations]: Found specification of procedure initstate_r [2018-03-28 12:21:29,651 INFO L128 BoogieDeclarations]: Found specification of procedure setstate_r [2018-03-28 12:21:29,651 INFO L128 BoogieDeclarations]: Found specification of procedure rand [2018-03-28 12:21:29,651 INFO L128 BoogieDeclarations]: Found specification of procedure srand [2018-03-28 12:21:29,651 INFO L128 BoogieDeclarations]: Found specification of procedure rand_r [2018-03-28 12:21:29,651 INFO L128 BoogieDeclarations]: Found specification of procedure drand48 [2018-03-28 12:21:29,652 INFO L128 BoogieDeclarations]: Found specification of procedure erand48 [2018-03-28 12:21:29,652 INFO L128 BoogieDeclarations]: Found specification of procedure lrand48 [2018-03-28 12:21:29,652 INFO L128 BoogieDeclarations]: Found specification of procedure nrand48 [2018-03-28 12:21:29,652 INFO L128 BoogieDeclarations]: Found specification of procedure mrand48 [2018-03-28 12:21:29,652 INFO L128 BoogieDeclarations]: Found specification of procedure jrand48 [2018-03-28 12:21:29,652 INFO L128 BoogieDeclarations]: Found specification of procedure srand48 [2018-03-28 12:21:29,652 INFO L128 BoogieDeclarations]: Found specification of procedure seed48 [2018-03-28 12:21:29,652 INFO L128 BoogieDeclarations]: Found specification of procedure lcong48 [2018-03-28 12:21:29,653 INFO L128 BoogieDeclarations]: Found specification of procedure drand48_r [2018-03-28 12:21:29,653 INFO L128 BoogieDeclarations]: Found specification of procedure erand48_r [2018-03-28 12:21:29,653 INFO L128 BoogieDeclarations]: Found specification of procedure lrand48_r [2018-03-28 12:21:29,653 INFO L128 BoogieDeclarations]: Found specification of procedure nrand48_r [2018-03-28 12:21:29,653 INFO L128 BoogieDeclarations]: Found specification of procedure mrand48_r [2018-03-28 12:21:29,653 INFO L128 BoogieDeclarations]: Found specification of procedure jrand48_r [2018-03-28 12:21:29,653 INFO L128 BoogieDeclarations]: Found specification of procedure srand48_r [2018-03-28 12:21:29,653 INFO L128 BoogieDeclarations]: Found specification of procedure seed48_r [2018-03-28 12:21:29,653 INFO L128 BoogieDeclarations]: Found specification of procedure lcong48_r [2018-03-28 12:21:29,653 INFO L128 BoogieDeclarations]: Found specification of procedure malloc [2018-03-28 12:21:29,653 INFO L128 BoogieDeclarations]: Found specification of procedure calloc [2018-03-28 12:21:29,654 INFO L128 BoogieDeclarations]: Found specification of procedure realloc [2018-03-28 12:21:29,654 INFO L128 BoogieDeclarations]: Found specification of procedure free [2018-03-28 12:21:29,654 INFO L128 BoogieDeclarations]: Found specification of procedure cfree [2018-03-28 12:21:29,654 INFO L128 BoogieDeclarations]: Found specification of procedure alloca [2018-03-28 12:21:29,654 INFO L128 BoogieDeclarations]: Found specification of procedure valloc [2018-03-28 12:21:29,654 INFO L128 BoogieDeclarations]: Found specification of procedure posix_memalign [2018-03-28 12:21:29,654 INFO L128 BoogieDeclarations]: Found specification of procedure abort [2018-03-28 12:21:29,654 INFO L128 BoogieDeclarations]: Found specification of procedure atexit [2018-03-28 12:21:29,654 INFO L128 BoogieDeclarations]: Found specification of procedure on_exit [2018-03-28 12:21:29,655 INFO L128 BoogieDeclarations]: Found specification of procedure exit [2018-03-28 12:21:29,655 INFO L128 BoogieDeclarations]: Found specification of procedure _Exit [2018-03-28 12:21:29,655 INFO L128 BoogieDeclarations]: Found specification of procedure getenv [2018-03-28 12:21:29,655 INFO L128 BoogieDeclarations]: Found specification of procedure putenv [2018-03-28 12:21:29,655 INFO L128 BoogieDeclarations]: Found specification of procedure setenv [2018-03-28 12:21:29,655 INFO L128 BoogieDeclarations]: Found specification of procedure unsetenv [2018-03-28 12:21:29,655 INFO L128 BoogieDeclarations]: Found specification of procedure clearenv [2018-03-28 12:21:29,655 INFO L128 BoogieDeclarations]: Found specification of procedure mktemp [2018-03-28 12:21:29,655 INFO L128 BoogieDeclarations]: Found specification of procedure mkstemp [2018-03-28 12:21:29,655 INFO L128 BoogieDeclarations]: Found specification of procedure mkstemps [2018-03-28 12:21:29,655 INFO L128 BoogieDeclarations]: Found specification of procedure mkdtemp [2018-03-28 12:21:29,656 INFO L128 BoogieDeclarations]: Found specification of procedure system [2018-03-28 12:21:29,656 INFO L128 BoogieDeclarations]: Found specification of procedure realpath [2018-03-28 12:21:29,656 INFO L128 BoogieDeclarations]: Found specification of procedure bsearch [2018-03-28 12:21:29,656 INFO L128 BoogieDeclarations]: Found specification of procedure qsort [2018-03-28 12:21:29,656 INFO L128 BoogieDeclarations]: Found specification of procedure abs [2018-03-28 12:21:29,656 INFO L128 BoogieDeclarations]: Found specification of procedure labs [2018-03-28 12:21:29,656 INFO L128 BoogieDeclarations]: Found specification of procedure llabs [2018-03-28 12:21:29,656 INFO L128 BoogieDeclarations]: Found specification of procedure div [2018-03-28 12:21:29,656 INFO L128 BoogieDeclarations]: Found specification of procedure ldiv [2018-03-28 12:21:29,657 INFO L128 BoogieDeclarations]: Found specification of procedure lldiv [2018-03-28 12:21:29,657 INFO L128 BoogieDeclarations]: Found specification of procedure ecvt [2018-03-28 12:21:29,657 INFO L128 BoogieDeclarations]: Found specification of procedure fcvt [2018-03-28 12:21:29,657 INFO L128 BoogieDeclarations]: Found specification of procedure gcvt [2018-03-28 12:21:29,657 INFO L128 BoogieDeclarations]: Found specification of procedure qecvt [2018-03-28 12:21:29,657 INFO L128 BoogieDeclarations]: Found specification of procedure qfcvt [2018-03-28 12:21:29,657 INFO L128 BoogieDeclarations]: Found specification of procedure qgcvt [2018-03-28 12:21:29,658 INFO L128 BoogieDeclarations]: Found specification of procedure ecvt_r [2018-03-28 12:21:29,658 INFO L128 BoogieDeclarations]: Found specification of procedure fcvt_r [2018-03-28 12:21:29,658 INFO L128 BoogieDeclarations]: Found specification of procedure qecvt_r [2018-03-28 12:21:29,658 INFO L128 BoogieDeclarations]: Found specification of procedure qfcvt_r [2018-03-28 12:21:29,658 INFO L128 BoogieDeclarations]: Found specification of procedure mblen [2018-03-28 12:21:29,658 INFO L128 BoogieDeclarations]: Found specification of procedure mbtowc [2018-03-28 12:21:29,658 INFO L128 BoogieDeclarations]: Found specification of procedure wctomb [2018-03-28 12:21:29,658 INFO L128 BoogieDeclarations]: Found specification of procedure mbstowcs [2018-03-28 12:21:29,659 INFO L128 BoogieDeclarations]: Found specification of procedure wcstombs [2018-03-28 12:21:29,659 INFO L128 BoogieDeclarations]: Found specification of procedure rpmatch [2018-03-28 12:21:29,659 INFO L128 BoogieDeclarations]: Found specification of procedure getsubopt [2018-03-28 12:21:29,659 INFO L128 BoogieDeclarations]: Found specification of procedure getloadavg [2018-03-28 12:21:29,659 INFO L128 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-03-28 12:21:29,659 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fopenbsd_cstpncpy_alloca_true_valid_memsafety_true_termination_i__cstpncpy [2018-03-28 12:21:29,659 INFO L128 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-03-28 12:21:29,660 INFO L128 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-03-28 12:21:29,660 INFO L128 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-03-28 12:21:29,660 INFO L128 BoogieDeclarations]: Found specification of procedure read~int [2018-03-28 12:21:29,660 INFO L128 BoogieDeclarations]: Found specification of procedure write~int [2018-03-28 12:21:29,660 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-03-28 12:21:29,660 INFO L128 BoogieDeclarations]: Found specification of procedure main [2018-03-28 12:21:29,660 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-03-28 12:21:29,660 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-03-28 12:21:29,661 INFO L128 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2018-03-28 12:21:30,107 INFO L259 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-03-28 12:21:30,108 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.03 12:21:30 BoogieIcfgContainer [2018-03-28 12:21:30,108 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-03-28 12:21:30,109 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-03-28 12:21:30,109 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-03-28 12:21:30,111 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-03-28 12:21:30,111 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.03 12:21:29" (1/3) ... [2018-03-28 12:21:30,112 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2ca4776c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.03 12:21:30, skipping insertion in model container [2018-03-28 12:21:30,112 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 12:21:29" (2/3) ... [2018-03-28 12:21:30,112 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2ca4776c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.03 12:21:30, skipping insertion in model container [2018-03-28 12:21:30,112 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.03 12:21:30" (3/3) ... [2018-03-28 12:21:30,114 INFO L107 eAbstractionObserver]: Analyzing ICFG openbsd_cstpncpy-alloca_true-valid-memsafety_true-termination.i [2018-03-28 12:21:30,124 INFO L131 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-03-28 12:21:30,130 INFO L143 ceAbstractionStarter]: Appying trace abstraction to program that has 21 error locations. [2018-03-28 12:21:30,168 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2018-03-28 12:21:30,169 INFO L369 AbstractCegarLoop]: Interprodecural is true [2018-03-28 12:21:30,169 INFO L370 AbstractCegarLoop]: Hoare is true [2018-03-28 12:21:30,169 INFO L371 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-03-28 12:21:30,169 INFO L372 AbstractCegarLoop]: Backedges is TWOTRACK [2018-03-28 12:21:30,169 INFO L373 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-03-28 12:21:30,169 INFO L374 AbstractCegarLoop]: Difference is false [2018-03-28 12:21:30,169 INFO L375 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-03-28 12:21:30,169 INFO L380 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-03-28 12:21:30,170 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-03-28 12:21:30,188 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states. [2018-03-28 12:21:30,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-03-28 12:21:30,193 INFO L347 BasicCegarLoop]: Found error trace [2018-03-28 12:21:30,194 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-03-28 12:21:30,194 INFO L408 AbstractCegarLoop]: === Iteration 1 === [mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation, __U_MULTI_fopenbsd_cstpncpy_alloca_true_valid_memsafety_true_termination_i__cstpncpyErr2RequiresViolation, __U_MULTI_fopenbsd_cstpncpy_alloca_true_valid_memsafety_true_termination_i__cstpncpyErr12RequiresViolation, __U_MULTI_fopenbsd_cstpncpy_alloca_true_valid_memsafety_true_termination_i__cstpncpyErr17RequiresViolation, __U_MULTI_fopenbsd_cstpncpy_alloca_true_valid_memsafety_true_termination_i__cstpncpyErr3RequiresViolation, __U_MULTI_fopenbsd_cstpncpy_alloca_true_valid_memsafety_true_termination_i__cstpncpyErr6RequiresViolation, __U_MULTI_fopenbsd_cstpncpy_alloca_true_valid_memsafety_true_termination_i__cstpncpyErr13RequiresViolation, __U_MULTI_fopenbsd_cstpncpy_alloca_true_valid_memsafety_true_termination_i__cstpncpyErr8RequiresViolation, __U_MULTI_fopenbsd_cstpncpy_alloca_true_valid_memsafety_true_termination_i__cstpncpyErr1RequiresViolation, __U_MULTI_fopenbsd_cstpncpy_alloca_true_valid_memsafety_true_termination_i__cstpncpyErr0RequiresViolation, __U_MULTI_fopenbsd_cstpncpy_alloca_true_valid_memsafety_true_termination_i__cstpncpyErr9RequiresViolation, __U_MULTI_fopenbsd_cstpncpy_alloca_true_valid_memsafety_true_termination_i__cstpncpyErr10RequiresViolation, __U_MULTI_fopenbsd_cstpncpy_alloca_true_valid_memsafety_true_termination_i__cstpncpyErr15RequiresViolation, __U_MULTI_fopenbsd_cstpncpy_alloca_true_valid_memsafety_true_termination_i__cstpncpyErr5RequiresViolation, __U_MULTI_fopenbsd_cstpncpy_alloca_true_valid_memsafety_true_termination_i__cstpncpyErr4RequiresViolation, __U_MULTI_fopenbsd_cstpncpy_alloca_true_valid_memsafety_true_termination_i__cstpncpyErr11RequiresViolation, __U_MULTI_fopenbsd_cstpncpy_alloca_true_valid_memsafety_true_termination_i__cstpncpyErr16RequiresViolation, __U_MULTI_fopenbsd_cstpncpy_alloca_true_valid_memsafety_true_termination_i__cstpncpyErr7RequiresViolation, __U_MULTI_fopenbsd_cstpncpy_alloca_true_valid_memsafety_true_termination_i__cstpncpyErr14RequiresViolation]=== [2018-03-28 12:21:30,199 INFO L82 PathProgramCache]: Analyzing trace with hash 387964930, 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 [2018-03-28 12:21:30,211 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-03-28 12:21:30,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-03-28 12:21:30,250 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-03-28 12:21:30,299 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 [2018-03-28 12:21:30,301 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-03-28 12:21:30,308 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-03-28 12:21:30,309 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:6, output treesize:5 [2018-03-28 12:21:30,350 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-03-28 12:21:30,351 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-03-28 12:21:30,360 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-03-28 12:21:30,395 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-03-28 12:21:30,395 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3 [2018-03-28 12:21:30,398 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-03-28 12:21:30,412 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-03-28 12:21:30,412 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-03-28 12:21:30,415 INFO L87 Difference]: Start difference. First operand 102 states. Second operand 4 states. [2018-03-28 12:21:30,524 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-03-28 12:21:30,525 INFO L93 Difference]: Finished difference Result 122 states and 128 transitions. [2018-03-28 12:21:30,525 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-03-28 12:21:30,526 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 19 [2018-03-28 12:21:30,526 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-03-28 12:21:30,535 INFO L225 Difference]: With dead ends: 122 [2018-03-28 12:21:30,535 INFO L226 Difference]: Without dead ends: 98 [2018-03-28 12:21:30,537 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 35 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-03-28 12:21:30,550 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 98 states. [2018-03-28 12:21:30,571 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 98 to 98. [2018-03-28 12:21:30,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 98 states. [2018-03-28 12:21:30,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 98 states and 103 transitions. [2018-03-28 12:21:30,576 INFO L78 Accepts]: Start accepts. Automaton has 98 states and 103 transitions. Word has length 19 [2018-03-28 12:21:30,577 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-03-28 12:21:30,577 INFO L459 AbstractCegarLoop]: Abstraction has 98 states and 103 transitions. [2018-03-28 12:21:30,577 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-03-28 12:21:30,577 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 103 transitions. [2018-03-28 12:21:30,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-03-28 12:21:30,577 INFO L347 BasicCegarLoop]: Found error trace [2018-03-28 12:21:30,578 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-03-28 12:21:30,578 INFO L408 AbstractCegarLoop]: === Iteration 2 === [mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation, __U_MULTI_fopenbsd_cstpncpy_alloca_true_valid_memsafety_true_termination_i__cstpncpyErr2RequiresViolation, __U_MULTI_fopenbsd_cstpncpy_alloca_true_valid_memsafety_true_termination_i__cstpncpyErr12RequiresViolation, __U_MULTI_fopenbsd_cstpncpy_alloca_true_valid_memsafety_true_termination_i__cstpncpyErr17RequiresViolation, __U_MULTI_fopenbsd_cstpncpy_alloca_true_valid_memsafety_true_termination_i__cstpncpyErr3RequiresViolation, __U_MULTI_fopenbsd_cstpncpy_alloca_true_valid_memsafety_true_termination_i__cstpncpyErr6RequiresViolation, __U_MULTI_fopenbsd_cstpncpy_alloca_true_valid_memsafety_true_termination_i__cstpncpyErr13RequiresViolation, __U_MULTI_fopenbsd_cstpncpy_alloca_true_valid_memsafety_true_termination_i__cstpncpyErr8RequiresViolation, __U_MULTI_fopenbsd_cstpncpy_alloca_true_valid_memsafety_true_termination_i__cstpncpyErr1RequiresViolation, __U_MULTI_fopenbsd_cstpncpy_alloca_true_valid_memsafety_true_termination_i__cstpncpyErr0RequiresViolation, __U_MULTI_fopenbsd_cstpncpy_alloca_true_valid_memsafety_true_termination_i__cstpncpyErr9RequiresViolation, __U_MULTI_fopenbsd_cstpncpy_alloca_true_valid_memsafety_true_termination_i__cstpncpyErr10RequiresViolation, __U_MULTI_fopenbsd_cstpncpy_alloca_true_valid_memsafety_true_termination_i__cstpncpyErr15RequiresViolation, __U_MULTI_fopenbsd_cstpncpy_alloca_true_valid_memsafety_true_termination_i__cstpncpyErr5RequiresViolation, __U_MULTI_fopenbsd_cstpncpy_alloca_true_valid_memsafety_true_termination_i__cstpncpyErr4RequiresViolation, __U_MULTI_fopenbsd_cstpncpy_alloca_true_valid_memsafety_true_termination_i__cstpncpyErr11RequiresViolation, __U_MULTI_fopenbsd_cstpncpy_alloca_true_valid_memsafety_true_termination_i__cstpncpyErr16RequiresViolation, __U_MULTI_fopenbsd_cstpncpy_alloca_true_valid_memsafety_true_termination_i__cstpncpyErr7RequiresViolation, __U_MULTI_fopenbsd_cstpncpy_alloca_true_valid_memsafety_true_termination_i__cstpncpyErr14RequiresViolation]=== [2018-03-28 12:21:30,578 INFO L82 PathProgramCache]: Analyzing trace with hash 387964931, 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 [2018-03-28 12:21:30,584 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-03-28 12:21:30,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-03-28 12:21:30,601 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-03-28 12:21:30,618 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 [2018-03-28 12:21:30,619 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-03-28 12:21:30,626 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-03-28 12:21:30,626 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:13, output treesize:12 [2018-03-28 12:21:30,653 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-03-28 12:21:30,654 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-03-28 12:21:30,697 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-03-28 12:21:30,723 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-03-28 12:21:30,723 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 6 [2018-03-28 12:21:30,724 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-03-28 12:21:30,725 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-03-28 12:21:30,725 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2018-03-28 12:21:30,725 INFO L87 Difference]: Start difference. First operand 98 states and 103 transitions. Second operand 7 states. [2018-03-28 12:21:30,881 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-03-28 12:21:30,881 INFO L93 Difference]: Finished difference Result 98 states and 103 transitions. [2018-03-28 12:21:30,882 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-03-28 12:21:30,882 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 19 [2018-03-28 12:21:30,882 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-03-28 12:21:30,883 INFO L225 Difference]: With dead ends: 98 [2018-03-28 12:21:30,884 INFO L226 Difference]: Without dead ends: 97 [2018-03-28 12:21:30,885 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 32 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2018-03-28 12:21:30,885 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 97 states. [2018-03-28 12:21:30,892 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 97 to 97. [2018-03-28 12:21:30,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 97 states. [2018-03-28 12:21:30,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 97 states and 102 transitions. [2018-03-28 12:21:30,895 INFO L78 Accepts]: Start accepts. Automaton has 97 states and 102 transitions. Word has length 19 [2018-03-28 12:21:30,895 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-03-28 12:21:30,895 INFO L459 AbstractCegarLoop]: Abstraction has 97 states and 102 transitions. [2018-03-28 12:21:30,896 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-03-28 12:21:30,896 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 102 transitions. [2018-03-28 12:21:30,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-03-28 12:21:30,897 INFO L347 BasicCegarLoop]: Found error trace [2018-03-28 12:21:30,897 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] [2018-03-28 12:21:30,897 INFO L408 AbstractCegarLoop]: === Iteration 3 === [mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation, __U_MULTI_fopenbsd_cstpncpy_alloca_true_valid_memsafety_true_termination_i__cstpncpyErr2RequiresViolation, __U_MULTI_fopenbsd_cstpncpy_alloca_true_valid_memsafety_true_termination_i__cstpncpyErr12RequiresViolation, __U_MULTI_fopenbsd_cstpncpy_alloca_true_valid_memsafety_true_termination_i__cstpncpyErr17RequiresViolation, __U_MULTI_fopenbsd_cstpncpy_alloca_true_valid_memsafety_true_termination_i__cstpncpyErr3RequiresViolation, __U_MULTI_fopenbsd_cstpncpy_alloca_true_valid_memsafety_true_termination_i__cstpncpyErr6RequiresViolation, __U_MULTI_fopenbsd_cstpncpy_alloca_true_valid_memsafety_true_termination_i__cstpncpyErr13RequiresViolation, __U_MULTI_fopenbsd_cstpncpy_alloca_true_valid_memsafety_true_termination_i__cstpncpyErr8RequiresViolation, __U_MULTI_fopenbsd_cstpncpy_alloca_true_valid_memsafety_true_termination_i__cstpncpyErr1RequiresViolation, __U_MULTI_fopenbsd_cstpncpy_alloca_true_valid_memsafety_true_termination_i__cstpncpyErr0RequiresViolation, __U_MULTI_fopenbsd_cstpncpy_alloca_true_valid_memsafety_true_termination_i__cstpncpyErr9RequiresViolation, __U_MULTI_fopenbsd_cstpncpy_alloca_true_valid_memsafety_true_termination_i__cstpncpyErr10RequiresViolation, __U_MULTI_fopenbsd_cstpncpy_alloca_true_valid_memsafety_true_termination_i__cstpncpyErr15RequiresViolation, __U_MULTI_fopenbsd_cstpncpy_alloca_true_valid_memsafety_true_termination_i__cstpncpyErr5RequiresViolation, __U_MULTI_fopenbsd_cstpncpy_alloca_true_valid_memsafety_true_termination_i__cstpncpyErr4RequiresViolation, __U_MULTI_fopenbsd_cstpncpy_alloca_true_valid_memsafety_true_termination_i__cstpncpyErr11RequiresViolation, __U_MULTI_fopenbsd_cstpncpy_alloca_true_valid_memsafety_true_termination_i__cstpncpyErr16RequiresViolation, __U_MULTI_fopenbsd_cstpncpy_alloca_true_valid_memsafety_true_termination_i__cstpncpyErr7RequiresViolation, __U_MULTI_fopenbsd_cstpncpy_alloca_true_valid_memsafety_true_termination_i__cstpncpyErr14RequiresViolation]=== [2018-03-28 12:21:30,897 INFO L82 PathProgramCache]: Analyzing trace with hash 106349076, 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 [2018-03-28 12:21:30,904 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-03-28 12:21:30,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-03-28 12:21:30,930 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-03-28 12:21:30,943 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 [2018-03-28 12:21:30,943 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-03-28 12:21:30,945 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-03-28 12:21:30,945 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:6, output treesize:5 [2018-03-28 12:21:30,950 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-03-28 12:21:30,950 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-03-28 12:21:30,957 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-03-28 12:21:30,978 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-03-28 12:21:30,978 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2018-03-28 12:21:30,978 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-03-28 12:21:30,978 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-03-28 12:21:30,978 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-03-28 12:21:30,986 INFO L87 Difference]: Start difference. First operand 97 states and 102 transitions. Second operand 3 states. [2018-03-28 12:21:31,035 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-03-28 12:21:31,036 INFO L93 Difference]: Finished difference Result 97 states and 102 transitions. [2018-03-28 12:21:31,036 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-03-28 12:21:31,036 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 22 [2018-03-28 12:21:31,036 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-03-28 12:21:31,037 INFO L225 Difference]: With dead ends: 97 [2018-03-28 12:21:31,037 INFO L226 Difference]: Without dead ends: 91 [2018-03-28 12:21:31,037 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 43 GetRequests, 42 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-03-28 12:21:31,037 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 91 states. [2018-03-28 12:21:31,041 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 91 to 91. [2018-03-28 12:21:31,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 91 states. [2018-03-28 12:21:31,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 91 states and 96 transitions. [2018-03-28 12:21:31,043 INFO L78 Accepts]: Start accepts. Automaton has 91 states and 96 transitions. Word has length 22 [2018-03-28 12:21:31,043 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-03-28 12:21:31,043 INFO L459 AbstractCegarLoop]: Abstraction has 91 states and 96 transitions. [2018-03-28 12:21:31,043 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-03-28 12:21:31,043 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 96 transitions. [2018-03-28 12:21:31,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-03-28 12:21:31,044 INFO L347 BasicCegarLoop]: Found error trace [2018-03-28 12:21:31,044 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] [2018-03-28 12:21:31,044 INFO L408 AbstractCegarLoop]: === Iteration 4 === [mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation, __U_MULTI_fopenbsd_cstpncpy_alloca_true_valid_memsafety_true_termination_i__cstpncpyErr2RequiresViolation, __U_MULTI_fopenbsd_cstpncpy_alloca_true_valid_memsafety_true_termination_i__cstpncpyErr12RequiresViolation, __U_MULTI_fopenbsd_cstpncpy_alloca_true_valid_memsafety_true_termination_i__cstpncpyErr17RequiresViolation, __U_MULTI_fopenbsd_cstpncpy_alloca_true_valid_memsafety_true_termination_i__cstpncpyErr3RequiresViolation, __U_MULTI_fopenbsd_cstpncpy_alloca_true_valid_memsafety_true_termination_i__cstpncpyErr6RequiresViolation, __U_MULTI_fopenbsd_cstpncpy_alloca_true_valid_memsafety_true_termination_i__cstpncpyErr13RequiresViolation, __U_MULTI_fopenbsd_cstpncpy_alloca_true_valid_memsafety_true_termination_i__cstpncpyErr8RequiresViolation, __U_MULTI_fopenbsd_cstpncpy_alloca_true_valid_memsafety_true_termination_i__cstpncpyErr1RequiresViolation, __U_MULTI_fopenbsd_cstpncpy_alloca_true_valid_memsafety_true_termination_i__cstpncpyErr0RequiresViolation, __U_MULTI_fopenbsd_cstpncpy_alloca_true_valid_memsafety_true_termination_i__cstpncpyErr9RequiresViolation, __U_MULTI_fopenbsd_cstpncpy_alloca_true_valid_memsafety_true_termination_i__cstpncpyErr10RequiresViolation, __U_MULTI_fopenbsd_cstpncpy_alloca_true_valid_memsafety_true_termination_i__cstpncpyErr15RequiresViolation, __U_MULTI_fopenbsd_cstpncpy_alloca_true_valid_memsafety_true_termination_i__cstpncpyErr5RequiresViolation, __U_MULTI_fopenbsd_cstpncpy_alloca_true_valid_memsafety_true_termination_i__cstpncpyErr4RequiresViolation, __U_MULTI_fopenbsd_cstpncpy_alloca_true_valid_memsafety_true_termination_i__cstpncpyErr11RequiresViolation, __U_MULTI_fopenbsd_cstpncpy_alloca_true_valid_memsafety_true_termination_i__cstpncpyErr16RequiresViolation, __U_MULTI_fopenbsd_cstpncpy_alloca_true_valid_memsafety_true_termination_i__cstpncpyErr7RequiresViolation, __U_MULTI_fopenbsd_cstpncpy_alloca_true_valid_memsafety_true_termination_i__cstpncpyErr14RequiresViolation]=== [2018-03-28 12:21:31,044 INFO L82 PathProgramCache]: Analyzing trace with hash 106349077, 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 [2018-03-28 12:21:31,053 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-03-28 12:21:31,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-03-28 12:21:31,077 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-03-28 12:21:31,081 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 [2018-03-28 12:21:31,081 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-03-28 12:21:31,086 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-03-28 12:21:31,086 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2018-03-28 12:21:31,090 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-03-28 12:21:31,090 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-03-28 12:21:31,103 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-03-28 12:21:31,124 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-03-28 12:21:31,124 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 3 [2018-03-28 12:21:31,125 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-03-28 12:21:31,125 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-03-28 12:21:31,125 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-03-28 12:21:31,126 INFO L87 Difference]: Start difference. First operand 91 states and 96 transitions. Second operand 4 states. [2018-03-28 12:21:31,178 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-03-28 12:21:31,178 INFO L93 Difference]: Finished difference Result 91 states and 96 transitions. [2018-03-28 12:21:31,179 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-03-28 12:21:31,179 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 22 [2018-03-28 12:21:31,179 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-03-28 12:21:31,180 INFO L225 Difference]: With dead ends: 91 [2018-03-28 12:21:31,180 INFO L226 Difference]: Without dead ends: 85 [2018-03-28 12:21:31,181 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 43 GetRequests, 41 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-03-28 12:21:31,181 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 85 states. [2018-03-28 12:21:31,186 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 85 to 85. [2018-03-28 12:21:31,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 85 states. [2018-03-28 12:21:31,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 85 states and 90 transitions. [2018-03-28 12:21:31,187 INFO L78 Accepts]: Start accepts. Automaton has 85 states and 90 transitions. Word has length 22 [2018-03-28 12:21:31,188 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-03-28 12:21:31,188 INFO L459 AbstractCegarLoop]: Abstraction has 85 states and 90 transitions. [2018-03-28 12:21:31,188 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-03-28 12:21:31,188 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 90 transitions. [2018-03-28 12:21:31,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-03-28 12:21:31,189 INFO L347 BasicCegarLoop]: Found error trace [2018-03-28 12:21:31,190 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, 1] [2018-03-28 12:21:31,190 INFO L408 AbstractCegarLoop]: === Iteration 5 === [mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation, __U_MULTI_fopenbsd_cstpncpy_alloca_true_valid_memsafety_true_termination_i__cstpncpyErr2RequiresViolation, __U_MULTI_fopenbsd_cstpncpy_alloca_true_valid_memsafety_true_termination_i__cstpncpyErr12RequiresViolation, __U_MULTI_fopenbsd_cstpncpy_alloca_true_valid_memsafety_true_termination_i__cstpncpyErr17RequiresViolation, __U_MULTI_fopenbsd_cstpncpy_alloca_true_valid_memsafety_true_termination_i__cstpncpyErr3RequiresViolation, __U_MULTI_fopenbsd_cstpncpy_alloca_true_valid_memsafety_true_termination_i__cstpncpyErr6RequiresViolation, __U_MULTI_fopenbsd_cstpncpy_alloca_true_valid_memsafety_true_termination_i__cstpncpyErr13RequiresViolation, __U_MULTI_fopenbsd_cstpncpy_alloca_true_valid_memsafety_true_termination_i__cstpncpyErr8RequiresViolation, __U_MULTI_fopenbsd_cstpncpy_alloca_true_valid_memsafety_true_termination_i__cstpncpyErr1RequiresViolation, __U_MULTI_fopenbsd_cstpncpy_alloca_true_valid_memsafety_true_termination_i__cstpncpyErr0RequiresViolation, __U_MULTI_fopenbsd_cstpncpy_alloca_true_valid_memsafety_true_termination_i__cstpncpyErr9RequiresViolation, __U_MULTI_fopenbsd_cstpncpy_alloca_true_valid_memsafety_true_termination_i__cstpncpyErr10RequiresViolation, __U_MULTI_fopenbsd_cstpncpy_alloca_true_valid_memsafety_true_termination_i__cstpncpyErr15RequiresViolation, __U_MULTI_fopenbsd_cstpncpy_alloca_true_valid_memsafety_true_termination_i__cstpncpyErr5RequiresViolation, __U_MULTI_fopenbsd_cstpncpy_alloca_true_valid_memsafety_true_termination_i__cstpncpyErr4RequiresViolation, __U_MULTI_fopenbsd_cstpncpy_alloca_true_valid_memsafety_true_termination_i__cstpncpyErr11RequiresViolation, __U_MULTI_fopenbsd_cstpncpy_alloca_true_valid_memsafety_true_termination_i__cstpncpyErr16RequiresViolation, __U_MULTI_fopenbsd_cstpncpy_alloca_true_valid_memsafety_true_termination_i__cstpncpyErr7RequiresViolation, __U_MULTI_fopenbsd_cstpncpy_alloca_true_valid_memsafety_true_termination_i__cstpncpyErr14RequiresViolation]=== [2018-03-28 12:21:31,190 INFO L82 PathProgramCache]: Analyzing trace with hash -350936130, 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 [2018-03-28 12:21:31,196 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-03-28 12:21:31,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-03-28 12:21:31,232 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-03-28 12:21:31,249 INFO L700 Elim1Store]: detected not equals via solver [2018-03-28 12:21:31,252 INFO L700 Elim1Store]: detected not equals via solver [2018-03-28 12:21:31,254 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 21 [2018-03-28 12:21:31,254 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-03-28 12:21:31,264 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. [2018-03-28 12:21:31,264 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:17, output treesize:15 [2018-03-28 12:21:31,376 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-03-28 12:21:31,377 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-03-28 12:21:31,515 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-03-28 12:21:31,551 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-03-28 12:21:31,551 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [7, 7] imperfect sequences [] total 12 [2018-03-28 12:21:31,552 INFO L442 AbstractCegarLoop]: Interpolant automaton has 13 states [2018-03-28 12:21:31,552 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2018-03-28 12:21:31,552 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=126, Unknown=0, NotChecked=0, Total=156 [2018-03-28 12:21:31,552 INFO L87 Difference]: Start difference. First operand 85 states and 90 transitions. Second operand 13 states. [2018-03-28 12:21:31,974 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-03-28 12:21:31,974 INFO L93 Difference]: Finished difference Result 89 states and 94 transitions. [2018-03-28 12:21:31,974 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-03-28 12:21:31,975 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 38 [2018-03-28 12:21:31,975 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-03-28 12:21:31,976 INFO L225 Difference]: With dead ends: 89 [2018-03-28 12:21:31,976 INFO L226 Difference]: Without dead ends: 88 [2018-03-28 12:21:31,976 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 78 GetRequests, 64 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=60, Invalid=180, Unknown=0, NotChecked=0, Total=240 [2018-03-28 12:21:31,976 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 88 states. [2018-03-28 12:21:31,980 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 88 to 84. [2018-03-28 12:21:31,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 84 states. [2018-03-28 12:21:31,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 84 states and 89 transitions. [2018-03-28 12:21:31,982 INFO L78 Accepts]: Start accepts. Automaton has 84 states and 89 transitions. Word has length 38 [2018-03-28 12:21:31,982 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-03-28 12:21:31,982 INFO L459 AbstractCegarLoop]: Abstraction has 84 states and 89 transitions. [2018-03-28 12:21:31,982 INFO L460 AbstractCegarLoop]: Interpolant automaton has 13 states. [2018-03-28 12:21:31,982 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 89 transitions. [2018-03-28 12:21:31,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-03-28 12:21:31,984 INFO L347 BasicCegarLoop]: Found error trace [2018-03-28 12:21:31,984 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, 1] [2018-03-28 12:21:31,984 INFO L408 AbstractCegarLoop]: === Iteration 6 === [mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation, __U_MULTI_fopenbsd_cstpncpy_alloca_true_valid_memsafety_true_termination_i__cstpncpyErr2RequiresViolation, __U_MULTI_fopenbsd_cstpncpy_alloca_true_valid_memsafety_true_termination_i__cstpncpyErr12RequiresViolation, __U_MULTI_fopenbsd_cstpncpy_alloca_true_valid_memsafety_true_termination_i__cstpncpyErr17RequiresViolation, __U_MULTI_fopenbsd_cstpncpy_alloca_true_valid_memsafety_true_termination_i__cstpncpyErr3RequiresViolation, __U_MULTI_fopenbsd_cstpncpy_alloca_true_valid_memsafety_true_termination_i__cstpncpyErr6RequiresViolation, __U_MULTI_fopenbsd_cstpncpy_alloca_true_valid_memsafety_true_termination_i__cstpncpyErr13RequiresViolation, __U_MULTI_fopenbsd_cstpncpy_alloca_true_valid_memsafety_true_termination_i__cstpncpyErr8RequiresViolation, __U_MULTI_fopenbsd_cstpncpy_alloca_true_valid_memsafety_true_termination_i__cstpncpyErr1RequiresViolation, __U_MULTI_fopenbsd_cstpncpy_alloca_true_valid_memsafety_true_termination_i__cstpncpyErr0RequiresViolation, __U_MULTI_fopenbsd_cstpncpy_alloca_true_valid_memsafety_true_termination_i__cstpncpyErr9RequiresViolation, __U_MULTI_fopenbsd_cstpncpy_alloca_true_valid_memsafety_true_termination_i__cstpncpyErr10RequiresViolation, __U_MULTI_fopenbsd_cstpncpy_alloca_true_valid_memsafety_true_termination_i__cstpncpyErr15RequiresViolation, __U_MULTI_fopenbsd_cstpncpy_alloca_true_valid_memsafety_true_termination_i__cstpncpyErr5RequiresViolation, __U_MULTI_fopenbsd_cstpncpy_alloca_true_valid_memsafety_true_termination_i__cstpncpyErr4RequiresViolation, __U_MULTI_fopenbsd_cstpncpy_alloca_true_valid_memsafety_true_termination_i__cstpncpyErr11RequiresViolation, __U_MULTI_fopenbsd_cstpncpy_alloca_true_valid_memsafety_true_termination_i__cstpncpyErr16RequiresViolation, __U_MULTI_fopenbsd_cstpncpy_alloca_true_valid_memsafety_true_termination_i__cstpncpyErr7RequiresViolation, __U_MULTI_fopenbsd_cstpncpy_alloca_true_valid_memsafety_true_termination_i__cstpncpyErr14RequiresViolation]=== [2018-03-28 12:21:31,984 INFO L82 PathProgramCache]: Analyzing trace with hash -350936129, 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 [2018-03-28 12:21:31,992 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-03-28 12:21:32,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-03-28 12:21:32,019 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-03-28 12:21:32,082 INFO L700 Elim1Store]: detected not equals via solver [2018-03-28 12:21:32,084 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 14 treesize of output 17 [2018-03-28 12:21:32,084 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-03-28 12:21:32,092 INFO L700 Elim1Store]: detected not equals via solver [2018-03-28 12:21:32,093 INFO L700 Elim1Store]: detected not equals via solver [2018-03-28 12:21:32,094 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 4 [2018-03-28 12:21:32,094 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-03-28 12:21:32,099 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-03-28 12:21:32,100 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:27, output treesize:20 [2018-03-28 12:21:32,193 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-03-28 12:21:32,194 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-03-28 12:21:32,353 INFO L682 Elim1Store]: detected equality via solver [2018-03-28 12:21:32,354 INFO L682 Elim1Store]: detected equality via solver [2018-03-28 12:21:32,354 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 18 [2018-03-28 12:21:32,355 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-03-28 12:21:32,367 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 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 [2018-03-28 12:21:32,368 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-03-28 12:21:32,377 INFO L682 Elim1Store]: detected equality via solver [2018-03-28 12:21:32,378 INFO L682 Elim1Store]: detected equality via solver [2018-03-28 12:21:32,378 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 14 [2018-03-28 12:21:32,379 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-03-28 12:21:32,391 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 12 [2018-03-28 12:21:32,392 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-03-28 12:21:32,399 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 4 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-03-28 12:21:32,399 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 8 variables, input treesize:56, output treesize:7 [2018-03-28 12:21:32,412 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-03-28 12:21:32,434 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-03-28 12:21:32,434 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [10, 10] imperfect sequences [] total 16 [2018-03-28 12:21:32,435 INFO L442 AbstractCegarLoop]: Interpolant automaton has 17 states [2018-03-28 12:21:32,435 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2018-03-28 12:21:32,435 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=232, Unknown=0, NotChecked=0, Total=272 [2018-03-28 12:21:32,436 INFO L87 Difference]: Start difference. First operand 84 states and 89 transitions. Second operand 17 states. [2018-03-28 12:21:33,068 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-03-28 12:21:33,068 INFO L93 Difference]: Finished difference Result 99 states and 105 transitions. [2018-03-28 12:21:33,069 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2018-03-28 12:21:33,069 INFO L78 Accepts]: Start accepts. Automaton has 17 states. Word has length 38 [2018-03-28 12:21:33,069 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-03-28 12:21:33,070 INFO L225 Difference]: With dead ends: 99 [2018-03-28 12:21:33,071 INFO L226 Difference]: Without dead ends: 98 [2018-03-28 12:21:33,071 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 84 GetRequests, 58 SyntacticMatches, 2 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 78 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=132, Invalid=518, Unknown=0, NotChecked=0, Total=650 [2018-03-28 12:21:33,072 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 98 states. [2018-03-28 12:21:33,077 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 98 to 90. [2018-03-28 12:21:33,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 90 states. [2018-03-28 12:21:33,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 90 states and 95 transitions. [2018-03-28 12:21:33,078 INFO L78 Accepts]: Start accepts. Automaton has 90 states and 95 transitions. Word has length 38 [2018-03-28 12:21:33,078 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-03-28 12:21:33,078 INFO L459 AbstractCegarLoop]: Abstraction has 90 states and 95 transitions. [2018-03-28 12:21:33,079 INFO L460 AbstractCegarLoop]: Interpolant automaton has 17 states. [2018-03-28 12:21:33,079 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 95 transitions. [2018-03-28 12:21:33,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-03-28 12:21:33,080 INFO L347 BasicCegarLoop]: Found error trace [2018-03-28 12:21:33,080 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, 1, 1] [2018-03-28 12:21:33,080 INFO L408 AbstractCegarLoop]: === Iteration 7 === [mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation, __U_MULTI_fopenbsd_cstpncpy_alloca_true_valid_memsafety_true_termination_i__cstpncpyErr2RequiresViolation, __U_MULTI_fopenbsd_cstpncpy_alloca_true_valid_memsafety_true_termination_i__cstpncpyErr12RequiresViolation, __U_MULTI_fopenbsd_cstpncpy_alloca_true_valid_memsafety_true_termination_i__cstpncpyErr17RequiresViolation, __U_MULTI_fopenbsd_cstpncpy_alloca_true_valid_memsafety_true_termination_i__cstpncpyErr3RequiresViolation, __U_MULTI_fopenbsd_cstpncpy_alloca_true_valid_memsafety_true_termination_i__cstpncpyErr6RequiresViolation, __U_MULTI_fopenbsd_cstpncpy_alloca_true_valid_memsafety_true_termination_i__cstpncpyErr13RequiresViolation, __U_MULTI_fopenbsd_cstpncpy_alloca_true_valid_memsafety_true_termination_i__cstpncpyErr8RequiresViolation, __U_MULTI_fopenbsd_cstpncpy_alloca_true_valid_memsafety_true_termination_i__cstpncpyErr1RequiresViolation, __U_MULTI_fopenbsd_cstpncpy_alloca_true_valid_memsafety_true_termination_i__cstpncpyErr0RequiresViolation, __U_MULTI_fopenbsd_cstpncpy_alloca_true_valid_memsafety_true_termination_i__cstpncpyErr9RequiresViolation, __U_MULTI_fopenbsd_cstpncpy_alloca_true_valid_memsafety_true_termination_i__cstpncpyErr10RequiresViolation, __U_MULTI_fopenbsd_cstpncpy_alloca_true_valid_memsafety_true_termination_i__cstpncpyErr15RequiresViolation, __U_MULTI_fopenbsd_cstpncpy_alloca_true_valid_memsafety_true_termination_i__cstpncpyErr5RequiresViolation, __U_MULTI_fopenbsd_cstpncpy_alloca_true_valid_memsafety_true_termination_i__cstpncpyErr4RequiresViolation, __U_MULTI_fopenbsd_cstpncpy_alloca_true_valid_memsafety_true_termination_i__cstpncpyErr11RequiresViolation, __U_MULTI_fopenbsd_cstpncpy_alloca_true_valid_memsafety_true_termination_i__cstpncpyErr16RequiresViolation, __U_MULTI_fopenbsd_cstpncpy_alloca_true_valid_memsafety_true_termination_i__cstpncpyErr7RequiresViolation, __U_MULTI_fopenbsd_cstpncpy_alloca_true_valid_memsafety_true_termination_i__cstpncpyErr14RequiresViolation]=== [2018-03-28 12:21:33,080 INFO L82 PathProgramCache]: Analyzing trace with hash 1395146154, 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 [2018-03-28 12:21:33,086 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-03-28 12:21:33,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-03-28 12:21:33,115 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-03-28 12:21:33,163 WARN L1033 $PredicateComparison]: unable to prove that (exists ((|__U_MULTI_fopenbsd_cstpncpy_alloca_true_valid_memsafety_true_termination_i__cstpncpy_~#dst.base| Int)) (and (= (store |c_old(#valid)| |__U_MULTI_fopenbsd_cstpncpy_alloca_true_valid_memsafety_true_termination_i__cstpncpy_~#dst.base| 0) |c_#valid|) (= 0 (select |c_old(#valid)| |__U_MULTI_fopenbsd_cstpncpy_alloca_true_valid_memsafety_true_termination_i__cstpncpy_~#dst.base|)))) is different from true [2018-03-28 12:21:33,200 WARN L1033 $PredicateComparison]: unable to prove that (exists ((|__U_MULTI_fopenbsd_cstpncpy_alloca_true_valid_memsafety_true_termination_i__cstpncpy_~#dst.base| Int) (|main_#t~malloc13.base| Int)) (let ((.cse0 (store |c_old(#valid)| |main_#t~malloc13.base| 1))) (let ((.cse1 (store .cse0 |c_main_#t~malloc14.base| 1))) (and (= (select .cse0 |c_main_#t~malloc14.base|) 0) (= 0 (select |c_old(#valid)| |main_#t~malloc13.base|)) (= (store (store .cse1 |__U_MULTI_fopenbsd_cstpncpy_alloca_true_valid_memsafety_true_termination_i__cstpncpy_~#dst.base| 0) |main_#t~malloc13.base| 0) |c_#valid|) (= (select .cse1 |__U_MULTI_fopenbsd_cstpncpy_alloca_true_valid_memsafety_true_termination_i__cstpncpy_~#dst.base|) 0))))) is different from true [2018-03-28 12:21:33,208 WARN L1033 $PredicateComparison]: unable to prove that (exists ((|__U_MULTI_fopenbsd_cstpncpy_alloca_true_valid_memsafety_true_termination_i__cstpncpy_~#dst.base| Int) (|main_#t~malloc13.base| Int) (|main_#t~malloc14.base| Int)) (let ((.cse0 (store |c_old(#valid)| |main_#t~malloc13.base| 1))) (let ((.cse1 (store .cse0 |main_#t~malloc14.base| 1))) (and (= (select .cse0 |main_#t~malloc14.base|) 0) (= |c_#valid| (store (store (store .cse1 |__U_MULTI_fopenbsd_cstpncpy_alloca_true_valid_memsafety_true_termination_i__cstpncpy_~#dst.base| 0) |main_#t~malloc13.base| 0) |main_#t~malloc14.base| 0)) (= 0 (select |c_old(#valid)| |main_#t~malloc13.base|)) (= (select .cse1 |__U_MULTI_fopenbsd_cstpncpy_alloca_true_valid_memsafety_true_termination_i__cstpncpy_~#dst.base|) 0))))) is different from true [2018-03-28 12:21:33,219 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-03-28 12:21:33,220 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-03-28 12:21:33,306 WARN L1011 $PredicateComparison]: unable to prove that (forall ((|v___U_MULTI_fopenbsd_cstpncpy_alloca_true_valid_memsafety_true_termination_i__cstpncpy_~#dst.base_31| Int)) (or (= (store (store (store |c_#valid| |v___U_MULTI_fopenbsd_cstpncpy_alloca_true_valid_memsafety_true_termination_i__cstpncpy_~#dst.base_31| 0) |c_main_#t~malloc13.base| 0) |c_main_#t~malloc14.base| 0) |c_old(#valid)|) (not (= (select |c_#valid| |v___U_MULTI_fopenbsd_cstpncpy_alloca_true_valid_memsafety_true_termination_i__cstpncpy_~#dst.base_31|) 0)))) is different from false [2018-03-28 12:21:33,313 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.AssertionError: var is still there: |v_old(#valid)_BEFORE_CALL_2| term size 23 at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.Elim1Store.elim1(Elim1Store.java:452) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.ElimStorePlain.doElimOneRec(ElimStorePlain.java:221) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.ElimStorePlain.doElimAllRec(ElimStorePlain.java:247) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.ElimStorePlain.elimAllRec(ElimStorePlain.java:199) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.PartialQuantifierElimination.elim(PartialQuantifierElimination.java:270) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.PartialQuantifierElimination.tryToEliminate(PartialQuantifierElimination.java:101) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.predicates.IterativePredicateTransformer$QuantifierEliminationPostprocessor.postprocess(IterativePredicateTransformer.java:243) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.predicates.IterativePredicateTransformer.applyPostprocessors(IterativePredicateTransformer.java:445) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.predicates.IterativePredicateTransformer.computeBackwardSequence(IterativePredicateTransformer.java:421) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.predicates.IterativePredicateTransformer.computeWeakestPreconditionSequence(IterativePredicateTransformer.java:292) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.TraceCheckSpWp.computeInterpolantsUsingUnsatCore(TraceCheckSpWp.java:328) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.TraceCheckSpWp.computeInterpolants(TraceCheckSpWp.java:173) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.TraceCheckSpWp.(TraceCheckSpWp.java:160) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceCheckConstructor.constructForwardBackward(TraceCheckConstructor.java:237) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceCheckConstructor.get(TraceCheckConstructor.java:185) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.FixedRefinementStrategy.getTraceCheck(FixedRefinementStrategy.java:131) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.BaseRefinementStrategy.checkFeasibility(BaseRefinementStrategy.java:231) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.BaseRefinementStrategy.executeStrategy(BaseRefinementStrategy.java:205) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.(TraceAbstractionRefinementEngine.java:69) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.isCounterexampleFeasible(BasicCegarLoop.java:408) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterateInternal(AbstractCegarLoop.java:417) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:363) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.iterate(TraceAbstractionStarter.java:304) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:150) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:118) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:119) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:324) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.runToolchainDefault(DefaultToolchainJob.java:221) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.BasicToolchainJob.run(BasicToolchainJob.java:134) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-03-28 12:21:33,317 INFO L168 Benchmark]: Toolchain (without parser) took 4191.04 ms. Allocated memory was 303.6 MB in the beginning and 504.9 MB in the end (delta: 201.3 MB). Free memory was 241.5 MB in the beginning and 330.6 MB in the end (delta: -89.1 MB). Peak memory consumption was 112.3 MB. Max. memory is 5.3 GB. [2018-03-28 12:21:33,318 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 303.6 MB. Free memory is still 265.9 MB. There was no memory consumed. Max. memory is 5.3 GB. [2018-03-28 12:21:33,318 INFO L168 Benchmark]: CACSL2BoogieTranslator took 343.76 ms. Allocated memory is still 303.6 MB. Free memory was 241.5 MB in the beginning and 216.0 MB in the end (delta: 25.5 MB). Peak memory consumption was 25.5 MB. Max. memory is 5.3 GB. [2018-03-28 12:21:33,319 INFO L168 Benchmark]: Boogie Preprocessor took 61.26 ms. Allocated memory is still 303.6 MB. Free memory was 216.0 MB in the beginning and 213.1 MB in the end (delta: 3.0 MB). Peak memory consumption was 3.0 MB. Max. memory is 5.3 GB. [2018-03-28 12:21:33,319 INFO L168 Benchmark]: RCFGBuilder took 573.21 ms. Allocated memory was 303.6 MB in the beginning and 465.0 MB in the end (delta: 161.5 MB). Free memory was 213.1 MB in the beginning and 392.9 MB in the end (delta: -179.9 MB). Peak memory consumption was 21.3 MB. Max. memory is 5.3 GB. [2018-03-28 12:21:33,320 INFO L168 Benchmark]: TraceAbstraction took 3207.14 ms. Allocated memory was 465.0 MB in the beginning and 504.9 MB in the end (delta: 39.8 MB). Free memory was 392.9 MB in the beginning and 330.6 MB in the end (delta: 62.3 MB). Peak memory consumption was 102.1 MB. Max. memory is 5.3 GB. [2018-03-28 12:21:33,323 INFO L344 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 303.6 MB. Free memory is still 265.9 MB. There was no memory consumed. Max. memory is 5.3 GB. * CACSL2BoogieTranslator took 343.76 ms. Allocated memory is still 303.6 MB. Free memory was 241.5 MB in the beginning and 216.0 MB in the end (delta: 25.5 MB). Peak memory consumption was 25.5 MB. Max. memory is 5.3 GB. * Boogie Preprocessor took 61.26 ms. Allocated memory is still 303.6 MB. Free memory was 216.0 MB in the beginning and 213.1 MB in the end (delta: 3.0 MB). Peak memory consumption was 3.0 MB. Max. memory is 5.3 GB. * RCFGBuilder took 573.21 ms. Allocated memory was 303.6 MB in the beginning and 465.0 MB in the end (delta: 161.5 MB). Free memory was 213.1 MB in the beginning and 392.9 MB in the end (delta: -179.9 MB). Peak memory consumption was 21.3 MB. Max. memory is 5.3 GB. * TraceAbstraction took 3207.14 ms. Allocated memory was 465.0 MB in the beginning and 504.9 MB in the end (delta: 39.8 MB). Free memory was 392.9 MB in the beginning and 330.6 MB in the end (delta: 62.3 MB). Peak memory consumption was 102.1 MB. Max. memory is 5.3 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: AssertionError: var is still there: |v_old(#valid)_BEFORE_CALL_2| term size 23 de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: AssertionError: var is still there: |v_old(#valid)_BEFORE_CALL_2| term size 23: de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.Elim1Store.elim1(Elim1Store.java:452) RESULT: Ultimate could not prove your program: Toolchain returned no result. Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/openbsd_cstpncpy-alloca_true-valid-memsafety_true-termination.i_svcomp-DerefFreeMemtrack-32bit-Automizer_Fixed_noBitfields+AI_EQ_SS.epf_AutomizerC.xml/Csv-Benchmark-0-2018-03-28_12-21-33-333.csv Received shutdown request...