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_cmemrchr-alloca_true-valid-memsafety_true-termination.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-835382a-m [2018-04-05 15:59:55,814 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-04-05 15:59:55,816 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-04-05 15:59:55,832 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-04-05 15:59:55,832 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-04-05 15:59:55,834 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-04-05 15:59:55,835 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-04-05 15:59:55,837 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-04-05 15:59:55,839 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-04-05 15:59:55,839 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-04-05 15:59:55,842 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-04-05 15:59:55,843 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-04-05 15:59:55,843 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-04-05 15:59:55,844 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-04-05 15:59:55,845 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-04-05 15:59:55,853 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-04-05 15:59:55,855 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-04-05 15:59:55,860 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-04-05 15:59:55,862 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-04-05 15:59:55,867 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-04-05 15:59:55,872 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-04-05 15:59:55,873 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-04-05 15:59:55,873 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-04-05 15:59:55,873 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-04-05 15:59:55,874 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-04-05 15:59:55,875 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-04-05 15:59:55,875 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-04-05 15:59:55,876 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-04-05 15:59:55,877 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-04-05 15:59:55,877 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-04-05 15:59:55,877 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-04-05 15:59:55,877 INFO L98 SettingsManager]: Beginning loading settings from /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/ai/eq-bench/svcomp-DerefFreeMemtrack-32bit-Automizer_Fixed_noBitfields+AI_EQ_SS.epf [2018-04-05 15:59:55,951 INFO L110 SettingsManager]: Loading preferences was successful [2018-04-05 15:59:55,951 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-04-05 15:59:55,952 INFO L131 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2018-04-05 15:59:55,952 INFO L133 SettingsManager]: * ultimate.logging.details=de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation=DEBUG; [2018-04-05 15:59:55,952 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-04-05 15:59:55,952 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-04-05 15:59:55,953 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-04-05 15:59:55,953 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=VPDomain [2018-04-05 15:59:55,953 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-04-05 15:59:55,953 INFO L131 SettingsManager]: Preferences of LTL2Aut differ from their defaults: [2018-04-05 15:59:55,953 INFO L133 SettingsManager]: * Property to check=[] a a: x > 42 [2018-04-05 15:59:55,954 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-04-05 15:59:55,959 INFO L133 SettingsManager]: * sizeof long=4 [2018-04-05 15:59:55,959 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-04-05 15:59:55,959 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-04-05 15:59:55,960 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-04-05 15:59:55,960 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-04-05 15:59:55,960 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2018-04-05 15:59:55,960 INFO L133 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2018-04-05 15:59:55,960 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-04-05 15:59:55,961 INFO L133 SettingsManager]: * sizeof long double=12 [2018-04-05 15:59:55,961 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-04-05 15:59:55,961 INFO L133 SettingsManager]: * Size of a code block=SingleStatement [2018-04-05 15:59:55,961 INFO L133 SettingsManager]: * Add additional assume for each assert=false [2018-04-05 15:59:55,962 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-04-05 15:59:55,962 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-04-05 15:59:55,962 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-04-05 15:59:55,962 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-04-05 15:59:55,962 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-04-05 15:59:55,963 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-04-05 15:59:55,964 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-04-05 15:59:55,964 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-05 15:59:55,965 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-04-05 15:59:55,966 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-04-05 15:59:55,966 INFO L133 SettingsManager]: * TransformationType=HEAP_SEPARATOR [2018-04-05 15:59:55,966 INFO L131 SettingsManager]: Preferences of Boogie Printer differ from their defaults: [2018-04-05 15:59:55,966 INFO L133 SettingsManager]: * Dump path:=C:\Users\alex\AppData\Local\Temp\ [2018-04-05 15:59:56,006 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-04-05 15:59:56,022 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Parser(s) successfully (re)initialized [2018-04-05 15:59:56,026 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-04-05 15:59:56,027 INFO L271 PluginConnector]: Initializing CDTParser... [2018-04-05 15:59:56,028 INFO L276 PluginConnector]: CDTParser initialized [2018-04-05 15:59:56,031 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/array-memsafety/openbsd_cmemrchr-alloca_true-valid-memsafety_true-termination.i [2018-04-05 15:59:56,364 INFO L225 CDTParser]: Created temporary CDT project at /storage/ultimate/releaseScripts/default/UAutomizer-linux/data/FLAG4898c5b3b [2018-04-05 15:59:56,584 INFO L287 CDTParser]: IsIndexed: true [2018-04-05 15:59:56,585 INFO L288 CDTParser]: Found 1 translation units. [2018-04-05 15:59:56,585 INFO L168 CDTParser]: Scanning openbsd_cmemrchr-alloca_true-valid-memsafety_true-termination.i [2018-04-05 15:59:56,601 INFO L210 ultiparseSymbolTable]: Include resolver: [2018-04-05 15:59:56,601 INFO L215 ultiparseSymbolTable]: [2018-04-05 15:59:56,601 INFO L218 ultiparseSymbolTable]: Function table: [2018-04-05 15:59:56,601 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__cmemrchr ('cmemrchr') in openbsd_cmemrchr-alloca_true-valid-memsafety_true-termination.i [2018-04-05 15:59:56,601 INFO L221 ultiparseSymbolTable]: Function definition of null ('main') in openbsd_cmemrchr-alloca_true-valid-memsafety_true-termination.i [2018-04-05 15:59:56,602 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i____bswap_32 ('__bswap_32') in openbsd_cmemrchr-alloca_true-valid-memsafety_true-termination.i [2018-04-05 15:59:56,602 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i____bswap_64 ('__bswap_64') in openbsd_cmemrchr-alloca_true-valid-memsafety_true-termination.i [2018-04-05 15:59:56,602 INFO L227 ultiparseSymbolTable]: Global variable table: [2018-04-05 15:59:56,602 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i____u_long in openbsd_cmemrchr-alloca_true-valid-memsafety_true-termination.i [2018-04-05 15:59:56,602 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__u_char in openbsd_cmemrchr-alloca_true-valid-memsafety_true-termination.i [2018-04-05 15:59:56,602 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__ulong in openbsd_cmemrchr-alloca_true-valid-memsafety_true-termination.i [2018-04-05 15:59:56,602 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i____int16_t in openbsd_cmemrchr-alloca_true-valid-memsafety_true-termination.i [2018-04-05 15:59:56,602 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__pthread_rwlockattr_t in openbsd_cmemrchr-alloca_true-valid-memsafety_true-termination.i [2018-04-05 15:59:56,602 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i____uint16_t in openbsd_cmemrchr-alloca_true-valid-memsafety_true-termination.i [2018-04-05 15:59:56,603 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i____fsid_t in openbsd_cmemrchr-alloca_true-valid-memsafety_true-termination.i [2018-04-05 15:59:56,604 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i____quad_t in openbsd_cmemrchr-alloca_true-valid-memsafety_true-termination.i [2018-04-05 15:59:56,604 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__sigset_t in openbsd_cmemrchr-alloca_true-valid-memsafety_true-termination.i [2018-04-05 15:59:56,604 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i____ino64_t in openbsd_cmemrchr-alloca_true-valid-memsafety_true-termination.i [2018-04-05 15:59:56,604 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__pthread_barrier_t in openbsd_cmemrchr-alloca_true-valid-memsafety_true-termination.i [2018-04-05 15:59:56,604 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__pthread_key_t in openbsd_cmemrchr-alloca_true-valid-memsafety_true-termination.i [2018-04-05 15:59:56,604 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__blksize_t in openbsd_cmemrchr-alloca_true-valid-memsafety_true-termination.i [2018-04-05 15:59:56,604 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i____u_char in openbsd_cmemrchr-alloca_true-valid-memsafety_true-termination.i [2018-04-05 15:59:56,604 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i____off64_t in openbsd_cmemrchr-alloca_true-valid-memsafety_true-termination.i [2018-04-05 15:59:56,605 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__u_quad_t in openbsd_cmemrchr-alloca_true-valid-memsafety_true-termination.i [2018-04-05 15:59:56,605 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__ushort in openbsd_cmemrchr-alloca_true-valid-memsafety_true-termination.i [2018-04-05 15:59:56,605 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i____u_quad_t in openbsd_cmemrchr-alloca_true-valid-memsafety_true-termination.i [2018-04-05 15:59:56,605 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__uid_t in openbsd_cmemrchr-alloca_true-valid-memsafety_true-termination.i [2018-04-05 15:59:56,605 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i____blkcnt_t in openbsd_cmemrchr-alloca_true-valid-memsafety_true-termination.i [2018-04-05 15:59:56,605 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__pthread_cond_t in openbsd_cmemrchr-alloca_true-valid-memsafety_true-termination.i [2018-04-05 15:59:56,605 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__pthread_rwlock_t in openbsd_cmemrchr-alloca_true-valid-memsafety_true-termination.i [2018-04-05 15:59:56,605 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__blkcnt_t in openbsd_cmemrchr-alloca_true-valid-memsafety_true-termination.i [2018-04-05 15:59:56,605 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__quad_t in openbsd_cmemrchr-alloca_true-valid-memsafety_true-termination.i [2018-04-05 15:59:56,605 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__int16_t in openbsd_cmemrchr-alloca_true-valid-memsafety_true-termination.i [2018-04-05 15:59:56,606 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i____pthread_list_t in openbsd_cmemrchr-alloca_true-valid-memsafety_true-termination.i [2018-04-05 15:59:56,606 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__pthread_barrierattr_t in openbsd_cmemrchr-alloca_true-valid-memsafety_true-termination.i [2018-04-05 15:59:56,606 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__lldiv_t in openbsd_cmemrchr-alloca_true-valid-memsafety_true-termination.i [2018-04-05 15:59:56,606 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i____fsblkcnt_t in openbsd_cmemrchr-alloca_true-valid-memsafety_true-termination.i [2018-04-05 15:59:56,606 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i____syscall_slong_t in openbsd_cmemrchr-alloca_true-valid-memsafety_true-termination.i [2018-04-05 15:59:56,606 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__div_t in openbsd_cmemrchr-alloca_true-valid-memsafety_true-termination.i [2018-04-05 15:59:56,606 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i____uint8_t in openbsd_cmemrchr-alloca_true-valid-memsafety_true-termination.i [2018-04-05 15:59:56,606 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i____daddr_t in openbsd_cmemrchr-alloca_true-valid-memsafety_true-termination.i [2018-04-05 15:59:56,606 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i____key_t in openbsd_cmemrchr-alloca_true-valid-memsafety_true-termination.i [2018-04-05 15:59:56,606 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i____clockid_t in openbsd_cmemrchr-alloca_true-valid-memsafety_true-termination.i [2018-04-05 15:59:56,607 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__pthread_spinlock_t in openbsd_cmemrchr-alloca_true-valid-memsafety_true-termination.i [2018-04-05 15:59:56,607 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__u_int16_t in openbsd_cmemrchr-alloca_true-valid-memsafety_true-termination.i [2018-04-05 15:59:56,607 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i____clock_t in openbsd_cmemrchr-alloca_true-valid-memsafety_true-termination.i [2018-04-05 15:59:56,607 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__pthread_condattr_t in openbsd_cmemrchr-alloca_true-valid-memsafety_true-termination.i [2018-04-05 15:59:56,607 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__int64_t in openbsd_cmemrchr-alloca_true-valid-memsafety_true-termination.i [2018-04-05 15:59:56,607 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i____sigset_t in openbsd_cmemrchr-alloca_true-valid-memsafety_true-termination.i [2018-04-05 15:59:56,607 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i____uint32_t in openbsd_cmemrchr-alloca_true-valid-memsafety_true-termination.i [2018-04-05 15:59:56,607 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__loff_t in openbsd_cmemrchr-alloca_true-valid-memsafety_true-termination.i [2018-04-05 15:59:56,607 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i____qaddr_t in openbsd_cmemrchr-alloca_true-valid-memsafety_true-termination.i [2018-04-05 15:59:56,607 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i____rlim64_t in openbsd_cmemrchr-alloca_true-valid-memsafety_true-termination.i [2018-04-05 15:59:56,608 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i____ino_t in openbsd_cmemrchr-alloca_true-valid-memsafety_true-termination.i [2018-04-05 15:59:56,608 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i____fsfilcnt_t in openbsd_cmemrchr-alloca_true-valid-memsafety_true-termination.i [2018-04-05 15:59:56,608 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__caddr_t in openbsd_cmemrchr-alloca_true-valid-memsafety_true-termination.i [2018-04-05 15:59:56,608 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i____caddr_t in openbsd_cmemrchr-alloca_true-valid-memsafety_true-termination.i [2018-04-05 15:59:56,608 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__u_long in openbsd_cmemrchr-alloca_true-valid-memsafety_true-termination.i [2018-04-05 15:59:56,608 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i____blksize_t in openbsd_cmemrchr-alloca_true-valid-memsafety_true-termination.i [2018-04-05 15:59:56,608 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i____WAIT_STATUS in openbsd_cmemrchr-alloca_true-valid-memsafety_true-termination.i [2018-04-05 15:59:56,608 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i____u_short in openbsd_cmemrchr-alloca_true-valid-memsafety_true-termination.i [2018-04-05 15:59:56,608 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__clock_t in openbsd_cmemrchr-alloca_true-valid-memsafety_true-termination.i [2018-04-05 15:59:56,608 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__fd_set in openbsd_cmemrchr-alloca_true-valid-memsafety_true-termination.i [2018-04-05 15:59:56,608 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__pid_t in openbsd_cmemrchr-alloca_true-valid-memsafety_true-termination.i [2018-04-05 15:59:56,609 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__suseconds_t in openbsd_cmemrchr-alloca_true-valid-memsafety_true-termination.i [2018-04-05 15:59:56,609 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i____loff_t in openbsd_cmemrchr-alloca_true-valid-memsafety_true-termination.i [2018-04-05 15:59:56,609 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__fsid_t in openbsd_cmemrchr-alloca_true-valid-memsafety_true-termination.i [2018-04-05 15:59:56,609 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__daddr_t in openbsd_cmemrchr-alloca_true-valid-memsafety_true-termination.i [2018-04-05 15:59:56,609 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__mode_t in openbsd_cmemrchr-alloca_true-valid-memsafety_true-termination.i [2018-04-05 15:59:56,609 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i____dev_t in openbsd_cmemrchr-alloca_true-valid-memsafety_true-termination.i [2018-04-05 15:59:56,609 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i____nlink_t in openbsd_cmemrchr-alloca_true-valid-memsafety_true-termination.i [2018-04-05 15:59:56,609 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__u_short in openbsd_cmemrchr-alloca_true-valid-memsafety_true-termination.i [2018-04-05 15:59:56,609 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i____int8_t in openbsd_cmemrchr-alloca_true-valid-memsafety_true-termination.i [2018-04-05 15:59:56,609 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__off_t in openbsd_cmemrchr-alloca_true-valid-memsafety_true-termination.i [2018-04-05 15:59:56,610 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i____blkcnt64_t in openbsd_cmemrchr-alloca_true-valid-memsafety_true-termination.i [2018-04-05 15:59:56,610 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__gid_t in openbsd_cmemrchr-alloca_true-valid-memsafety_true-termination.i [2018-04-05 15:59:56,610 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__ldiv_t in openbsd_cmemrchr-alloca_true-valid-memsafety_true-termination.i [2018-04-05 15:59:56,610 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i____fsblkcnt64_t in openbsd_cmemrchr-alloca_true-valid-memsafety_true-termination.i [2018-04-05 15:59:56,610 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__u_int64_t in openbsd_cmemrchr-alloca_true-valid-memsafety_true-termination.i [2018-04-05 15:59:56,610 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i____mode_t in openbsd_cmemrchr-alloca_true-valid-memsafety_true-termination.i [2018-04-05 15:59:56,610 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i____intptr_t in openbsd_cmemrchr-alloca_true-valid-memsafety_true-termination.i [2018-04-05 15:59:56,610 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i____time_t in openbsd_cmemrchr-alloca_true-valid-memsafety_true-termination.i [2018-04-05 15:59:56,610 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__int8_t in openbsd_cmemrchr-alloca_true-valid-memsafety_true-termination.i [2018-04-05 15:59:56,610 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__pthread_attr_t in openbsd_cmemrchr-alloca_true-valid-memsafety_true-termination.i [2018-04-05 15:59:56,610 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__size_t in openbsd_cmemrchr-alloca_true-valid-memsafety_true-termination.i [2018-04-05 15:59:56,611 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i____int64_t in openbsd_cmemrchr-alloca_true-valid-memsafety_true-termination.i [2018-04-05 15:59:56,611 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__pthread_once_t in openbsd_cmemrchr-alloca_true-valid-memsafety_true-termination.i [2018-04-05 15:59:56,611 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__ino_t in openbsd_cmemrchr-alloca_true-valid-memsafety_true-termination.i [2018-04-05 15:59:56,611 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__pthread_mutex_t in openbsd_cmemrchr-alloca_true-valid-memsafety_true-termination.i [2018-04-05 15:59:56,611 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i____useconds_t in openbsd_cmemrchr-alloca_true-valid-memsafety_true-termination.i [2018-04-05 15:59:56,611 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i____rlim_t in openbsd_cmemrchr-alloca_true-valid-memsafety_true-termination.i [2018-04-05 15:59:56,611 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__wchar_t in openbsd_cmemrchr-alloca_true-valid-memsafety_true-termination.i [2018-04-05 15:59:56,611 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i____fsfilcnt64_t in openbsd_cmemrchr-alloca_true-valid-memsafety_true-termination.i [2018-04-05 15:59:56,611 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i____u_int in openbsd_cmemrchr-alloca_true-valid-memsafety_true-termination.i [2018-04-05 15:59:56,611 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__register_t in openbsd_cmemrchr-alloca_true-valid-memsafety_true-termination.i [2018-04-05 15:59:56,611 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i____socklen_t in openbsd_cmemrchr-alloca_true-valid-memsafety_true-termination.i [2018-04-05 15:59:56,612 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__clockid_t in openbsd_cmemrchr-alloca_true-valid-memsafety_true-termination.i [2018-04-05 15:59:56,612 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__fsblkcnt_t in openbsd_cmemrchr-alloca_true-valid-memsafety_true-termination.i [2018-04-05 15:59:56,612 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__time_t in openbsd_cmemrchr-alloca_true-valid-memsafety_true-termination.i [2018-04-05 15:59:56,612 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i____suseconds_t in openbsd_cmemrchr-alloca_true-valid-memsafety_true-termination.i [2018-04-05 15:59:56,612 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__dev_t in openbsd_cmemrchr-alloca_true-valid-memsafety_true-termination.i [2018-04-05 15:59:56,612 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i____int32_t in openbsd_cmemrchr-alloca_true-valid-memsafety_true-termination.i [2018-04-05 15:59:56,612 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__uint in openbsd_cmemrchr-alloca_true-valid-memsafety_true-termination.i [2018-04-05 15:59:56,612 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__u_int in openbsd_cmemrchr-alloca_true-valid-memsafety_true-termination.i [2018-04-05 15:59:56,612 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__id_t in openbsd_cmemrchr-alloca_true-valid-memsafety_true-termination.i [2018-04-05 15:59:56,612 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__nlink_t in openbsd_cmemrchr-alloca_true-valid-memsafety_true-termination.i [2018-04-05 15:59:56,613 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__pthread_mutexattr_t in openbsd_cmemrchr-alloca_true-valid-memsafety_true-termination.i [2018-04-05 15:59:56,613 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i____pid_t in openbsd_cmemrchr-alloca_true-valid-memsafety_true-termination.i [2018-04-05 15:59:56,613 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i____uid_t in openbsd_cmemrchr-alloca_true-valid-memsafety_true-termination.i [2018-04-05 15:59:56,613 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i____timer_t in openbsd_cmemrchr-alloca_true-valid-memsafety_true-termination.i [2018-04-05 15:59:56,613 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i____gid_t in openbsd_cmemrchr-alloca_true-valid-memsafety_true-termination.i [2018-04-05 15:59:56,613 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i____off_t in openbsd_cmemrchr-alloca_true-valid-memsafety_true-termination.i [2018-04-05 15:59:56,613 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__fsfilcnt_t in openbsd_cmemrchr-alloca_true-valid-memsafety_true-termination.i [2018-04-05 15:59:56,613 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__pthread_t in openbsd_cmemrchr-alloca_true-valid-memsafety_true-termination.i [2018-04-05 15:59:56,613 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i____uint64_t in openbsd_cmemrchr-alloca_true-valid-memsafety_true-termination.i [2018-04-05 15:59:56,613 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__ssize_t in openbsd_cmemrchr-alloca_true-valid-memsafety_true-termination.i [2018-04-05 15:59:56,613 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i____fsword_t in openbsd_cmemrchr-alloca_true-valid-memsafety_true-termination.i [2018-04-05 15:59:56,614 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__fd_mask in openbsd_cmemrchr-alloca_true-valid-memsafety_true-termination.i [2018-04-05 15:59:56,614 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i____syscall_ulong_t in openbsd_cmemrchr-alloca_true-valid-memsafety_true-termination.i [2018-04-05 15:59:56,614 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i____id_t in openbsd_cmemrchr-alloca_true-valid-memsafety_true-termination.i [2018-04-05 15:59:56,614 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__u_int32_t in openbsd_cmemrchr-alloca_true-valid-memsafety_true-termination.i [2018-04-05 15:59:56,614 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__u_int8_t in openbsd_cmemrchr-alloca_true-valid-memsafety_true-termination.i [2018-04-05 15:59:56,614 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__int32_t in openbsd_cmemrchr-alloca_true-valid-memsafety_true-termination.i [2018-04-05 15:59:56,614 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i____fd_mask in openbsd_cmemrchr-alloca_true-valid-memsafety_true-termination.i [2018-04-05 15:59:56,614 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__timer_t in openbsd_cmemrchr-alloca_true-valid-memsafety_true-termination.i [2018-04-05 15:59:56,614 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i____ssize_t in openbsd_cmemrchr-alloca_true-valid-memsafety_true-termination.i [2018-04-05 15:59:56,614 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__key_t in openbsd_cmemrchr-alloca_true-valid-memsafety_true-termination.i [2018-04-05 15:59:56,614 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i____sig_atomic_t in openbsd_cmemrchr-alloca_true-valid-memsafety_true-termination.i [2018-04-05 15:59:56,641 INFO L330 CDTParser]: Deleted temporary CDT project at /storage/ultimate/releaseScripts/default/UAutomizer-linux/data/FLAG4898c5b3b [2018-04-05 15:59:56,647 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-04-05 15:59:56,659 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-04-05 15:59:56,660 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-04-05 15:59:56,660 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-04-05 15:59:56,670 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-04-05 15:59:56,671 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.04 03:59:56" (1/1) ... [2018-04-05 15:59:56,674 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@ecbf4cf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 03:59:56, skipping insertion in model container [2018-04-05 15:59:56,674 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.04 03:59:56" (1/1) ... [2018-04-05 15:59:56,695 INFO L167 Dispatcher]: Using SV-COMP mode [2018-04-05 15:59:56,744 INFO L167 Dispatcher]: Using SV-COMP mode [2018-04-05 15:59:57,005 INFO L175 PostProcessor]: Settings: Checked method=main [2018-04-05 15:59:57,135 INFO L175 PostProcessor]: Settings: Checked method=main [2018-04-05 15:59:57,152 INFO L100 SccComputation]: Graph consists of 0 InCaSumBalls and 112 non ball SCCs. Number of states in SCCs 112. [2018-04-05 15:59:57,211 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 03:59:57 WrapperNode [2018-04-05 15:59:57,211 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-04-05 15:59:57,212 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-04-05 15:59:57,212 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-04-05 15:59:57,212 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-04-05 15:59:57,230 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 03:59:57" (1/1) ... [2018-04-05 15:59:57,230 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 03:59:57" (1/1) ... [2018-04-05 15:59:57,267 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 03:59:57" (1/1) ... [2018-04-05 15:59:57,267 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 03:59:57" (1/1) ... [2018-04-05 15:59:57,305 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 03:59:57" (1/1) ... [2018-04-05 15:59:57,315 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 03:59:57" (1/1) ... [2018-04-05 15:59:57,318 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 03:59:57" (1/1) ... [2018-04-05 15:59:57,332 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-04-05 15:59:57,333 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-04-05 15:59:57,333 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-04-05 15:59:57,333 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-04-05 15:59:57,340 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 03:59:57" (1/1) ... No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-04-05 15:59:57,550 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-04-05 15:59:57,551 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-04-05 15:59:57,551 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i____bswap_32 [2018-04-05 15:59:57,551 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i____bswap_64 [2018-04-05 15:59:57,551 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__cmemrchr [2018-04-05 15:59:57,551 INFO L136 BoogieDeclarations]: Found implementation of procedure main [2018-04-05 15:59:57,551 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i____bswap_32 [2018-04-05 15:59:57,552 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i____bswap_64 [2018-04-05 15:59:57,552 INFO L128 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2018-04-05 15:59:57,552 INFO L128 BoogieDeclarations]: Found specification of procedure atof [2018-04-05 15:59:57,552 INFO L128 BoogieDeclarations]: Found specification of procedure atoi [2018-04-05 15:59:57,552 INFO L128 BoogieDeclarations]: Found specification of procedure atol [2018-04-05 15:59:57,552 INFO L128 BoogieDeclarations]: Found specification of procedure atoll [2018-04-05 15:59:57,552 INFO L128 BoogieDeclarations]: Found specification of procedure strtod [2018-04-05 15:59:57,552 INFO L128 BoogieDeclarations]: Found specification of procedure strtof [2018-04-05 15:59:57,553 INFO L128 BoogieDeclarations]: Found specification of procedure strtold [2018-04-05 15:59:57,553 INFO L128 BoogieDeclarations]: Found specification of procedure strtol [2018-04-05 15:59:57,553 INFO L128 BoogieDeclarations]: Found specification of procedure strtoul [2018-04-05 15:59:57,553 INFO L128 BoogieDeclarations]: Found specification of procedure strtoq [2018-04-05 15:59:57,553 INFO L128 BoogieDeclarations]: Found specification of procedure strtouq [2018-04-05 15:59:57,557 INFO L128 BoogieDeclarations]: Found specification of procedure strtoll [2018-04-05 15:59:57,558 INFO L128 BoogieDeclarations]: Found specification of procedure strtoull [2018-04-05 15:59:57,558 INFO L128 BoogieDeclarations]: Found specification of procedure l64a [2018-04-05 15:59:57,558 INFO L128 BoogieDeclarations]: Found specification of procedure a64l [2018-04-05 15:59:57,558 INFO L128 BoogieDeclarations]: Found specification of procedure select [2018-04-05 15:59:57,558 INFO L128 BoogieDeclarations]: Found specification of procedure pselect [2018-04-05 15:59:57,558 INFO L128 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2018-04-05 15:59:57,558 INFO L128 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2018-04-05 15:59:57,559 INFO L128 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2018-04-05 15:59:57,559 INFO L128 BoogieDeclarations]: Found specification of procedure random [2018-04-05 15:59:57,559 INFO L128 BoogieDeclarations]: Found specification of procedure srandom [2018-04-05 15:59:57,559 INFO L128 BoogieDeclarations]: Found specification of procedure initstate [2018-04-05 15:59:57,559 INFO L128 BoogieDeclarations]: Found specification of procedure setstate [2018-04-05 15:59:57,559 INFO L128 BoogieDeclarations]: Found specification of procedure random_r [2018-04-05 15:59:57,560 INFO L128 BoogieDeclarations]: Found specification of procedure srandom_r [2018-04-05 15:59:57,560 INFO L128 BoogieDeclarations]: Found specification of procedure initstate_r [2018-04-05 15:59:57,560 INFO L128 BoogieDeclarations]: Found specification of procedure setstate_r [2018-04-05 15:59:57,560 INFO L128 BoogieDeclarations]: Found specification of procedure rand [2018-04-05 15:59:57,560 INFO L128 BoogieDeclarations]: Found specification of procedure srand [2018-04-05 15:59:57,560 INFO L128 BoogieDeclarations]: Found specification of procedure rand_r [2018-04-05 15:59:57,569 INFO L128 BoogieDeclarations]: Found specification of procedure drand48 [2018-04-05 15:59:57,569 INFO L128 BoogieDeclarations]: Found specification of procedure erand48 [2018-04-05 15:59:57,569 INFO L128 BoogieDeclarations]: Found specification of procedure lrand48 [2018-04-05 15:59:57,569 INFO L128 BoogieDeclarations]: Found specification of procedure nrand48 [2018-04-05 15:59:57,570 INFO L128 BoogieDeclarations]: Found specification of procedure mrand48 [2018-04-05 15:59:57,570 INFO L128 BoogieDeclarations]: Found specification of procedure jrand48 [2018-04-05 15:59:57,570 INFO L128 BoogieDeclarations]: Found specification of procedure srand48 [2018-04-05 15:59:57,570 INFO L128 BoogieDeclarations]: Found specification of procedure seed48 [2018-04-05 15:59:57,570 INFO L128 BoogieDeclarations]: Found specification of procedure lcong48 [2018-04-05 15:59:57,570 INFO L128 BoogieDeclarations]: Found specification of procedure drand48_r [2018-04-05 15:59:57,570 INFO L128 BoogieDeclarations]: Found specification of procedure erand48_r [2018-04-05 15:59:57,570 INFO L128 BoogieDeclarations]: Found specification of procedure lrand48_r [2018-04-05 15:59:57,570 INFO L128 BoogieDeclarations]: Found specification of procedure nrand48_r [2018-04-05 15:59:57,571 INFO L128 BoogieDeclarations]: Found specification of procedure mrand48_r [2018-04-05 15:59:57,571 INFO L128 BoogieDeclarations]: Found specification of procedure jrand48_r [2018-04-05 15:59:57,571 INFO L128 BoogieDeclarations]: Found specification of procedure srand48_r [2018-04-05 15:59:57,571 INFO L128 BoogieDeclarations]: Found specification of procedure seed48_r [2018-04-05 15:59:57,571 INFO L128 BoogieDeclarations]: Found specification of procedure lcong48_r [2018-04-05 15:59:57,571 INFO L128 BoogieDeclarations]: Found specification of procedure malloc [2018-04-05 15:59:57,571 INFO L128 BoogieDeclarations]: Found specification of procedure calloc [2018-04-05 15:59:57,571 INFO L128 BoogieDeclarations]: Found specification of procedure realloc [2018-04-05 15:59:57,571 INFO L128 BoogieDeclarations]: Found specification of procedure free [2018-04-05 15:59:57,572 INFO L128 BoogieDeclarations]: Found specification of procedure cfree [2018-04-05 15:59:57,572 INFO L128 BoogieDeclarations]: Found specification of procedure alloca [2018-04-05 15:59:57,572 INFO L128 BoogieDeclarations]: Found specification of procedure valloc [2018-04-05 15:59:57,572 INFO L128 BoogieDeclarations]: Found specification of procedure posix_memalign [2018-04-05 15:59:57,572 INFO L128 BoogieDeclarations]: Found specification of procedure abort [2018-04-05 15:59:57,572 INFO L128 BoogieDeclarations]: Found specification of procedure atexit [2018-04-05 15:59:57,572 INFO L128 BoogieDeclarations]: Found specification of procedure on_exit [2018-04-05 15:59:57,572 INFO L128 BoogieDeclarations]: Found specification of procedure exit [2018-04-05 15:59:57,573 INFO L128 BoogieDeclarations]: Found specification of procedure _Exit [2018-04-05 15:59:57,575 INFO L128 BoogieDeclarations]: Found specification of procedure getenv [2018-04-05 15:59:57,576 INFO L128 BoogieDeclarations]: Found specification of procedure putenv [2018-04-05 15:59:57,576 INFO L128 BoogieDeclarations]: Found specification of procedure setenv [2018-04-05 15:59:57,576 INFO L128 BoogieDeclarations]: Found specification of procedure unsetenv [2018-04-05 15:59:57,576 INFO L128 BoogieDeclarations]: Found specification of procedure clearenv [2018-04-05 15:59:57,576 INFO L128 BoogieDeclarations]: Found specification of procedure mktemp [2018-04-05 15:59:57,576 INFO L128 BoogieDeclarations]: Found specification of procedure mkstemp [2018-04-05 15:59:57,576 INFO L128 BoogieDeclarations]: Found specification of procedure mkstemps [2018-04-05 15:59:57,576 INFO L128 BoogieDeclarations]: Found specification of procedure mkdtemp [2018-04-05 15:59:57,577 INFO L128 BoogieDeclarations]: Found specification of procedure system [2018-04-05 15:59:57,577 INFO L128 BoogieDeclarations]: Found specification of procedure realpath [2018-04-05 15:59:57,577 INFO L128 BoogieDeclarations]: Found specification of procedure bsearch [2018-04-05 15:59:57,577 INFO L128 BoogieDeclarations]: Found specification of procedure qsort [2018-04-05 15:59:57,583 INFO L128 BoogieDeclarations]: Found specification of procedure abs [2018-04-05 15:59:57,583 INFO L128 BoogieDeclarations]: Found specification of procedure labs [2018-04-05 15:59:57,583 INFO L128 BoogieDeclarations]: Found specification of procedure llabs [2018-04-05 15:59:57,583 INFO L128 BoogieDeclarations]: Found specification of procedure div [2018-04-05 15:59:57,583 INFO L128 BoogieDeclarations]: Found specification of procedure ldiv [2018-04-05 15:59:57,583 INFO L128 BoogieDeclarations]: Found specification of procedure lldiv [2018-04-05 15:59:57,583 INFO L128 BoogieDeclarations]: Found specification of procedure ecvt [2018-04-05 15:59:57,584 INFO L128 BoogieDeclarations]: Found specification of procedure fcvt [2018-04-05 15:59:57,584 INFO L128 BoogieDeclarations]: Found specification of procedure gcvt [2018-04-05 15:59:57,584 INFO L128 BoogieDeclarations]: Found specification of procedure qecvt [2018-04-05 15:59:57,584 INFO L128 BoogieDeclarations]: Found specification of procedure qfcvt [2018-04-05 15:59:57,584 INFO L128 BoogieDeclarations]: Found specification of procedure qgcvt [2018-04-05 15:59:57,584 INFO L128 BoogieDeclarations]: Found specification of procedure ecvt_r [2018-04-05 15:59:57,584 INFO L128 BoogieDeclarations]: Found specification of procedure fcvt_r [2018-04-05 15:59:57,584 INFO L128 BoogieDeclarations]: Found specification of procedure qecvt_r [2018-04-05 15:59:57,584 INFO L128 BoogieDeclarations]: Found specification of procedure qfcvt_r [2018-04-05 15:59:57,585 INFO L128 BoogieDeclarations]: Found specification of procedure mblen [2018-04-05 15:59:57,585 INFO L128 BoogieDeclarations]: Found specification of procedure mbtowc [2018-04-05 15:59:57,585 INFO L128 BoogieDeclarations]: Found specification of procedure wctomb [2018-04-05 15:59:57,585 INFO L128 BoogieDeclarations]: Found specification of procedure mbstowcs [2018-04-05 15:59:57,585 INFO L128 BoogieDeclarations]: Found specification of procedure wcstombs [2018-04-05 15:59:57,585 INFO L128 BoogieDeclarations]: Found specification of procedure rpmatch [2018-04-05 15:59:57,585 INFO L128 BoogieDeclarations]: Found specification of procedure getsubopt [2018-04-05 15:59:57,585 INFO L128 BoogieDeclarations]: Found specification of procedure getloadavg [2018-04-05 15:59:57,585 INFO L128 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-04-05 15:59:57,586 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__cmemrchr [2018-04-05 15:59:57,586 INFO L128 BoogieDeclarations]: Found specification of procedure read~int [2018-04-05 15:59:57,586 INFO L128 BoogieDeclarations]: Found specification of procedure main [2018-04-05 15:59:57,586 INFO L128 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-04-05 15:59:57,586 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-04-05 15:59:57,586 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-04-05 15:59:57,586 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-04-05 15:59:57,586 INFO L128 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2018-04-05 15:59:57,586 INFO L128 BoogieDeclarations]: Found specification of procedure write~int [2018-04-05 15:59:58,379 INFO L259 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-04-05 15:59:58,379 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.04 03:59:58 BoogieIcfgContainer [2018-04-05 15:59:58,379 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-04-05 15:59:58,381 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-04-05 15:59:58,381 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-04-05 15:59:58,384 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-04-05 15:59:58,384 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 05.04 03:59:56" (1/3) ... [2018-04-05 15:59:58,385 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3af701dd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.04 03:59:58, skipping insertion in model container [2018-04-05 15:59:58,385 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 03:59:57" (2/3) ... [2018-04-05 15:59:58,385 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3af701dd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.04 03:59:58, skipping insertion in model container [2018-04-05 15:59:58,385 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.04 03:59:58" (3/3) ... [2018-04-05 15:59:58,389 INFO L107 eAbstractionObserver]: Analyzing ICFG openbsd_cmemrchr-alloca_true-valid-memsafety_true-termination.i [2018-04-05 15:59:58,398 INFO L131 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-04-05 15:59:58,405 INFO L143 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2018-04-05 15:59:58,471 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2018-04-05 15:59:58,471 INFO L369 AbstractCegarLoop]: Interprodecural is true [2018-04-05 15:59:58,472 INFO L370 AbstractCegarLoop]: Hoare is true [2018-04-05 15:59:58,472 INFO L371 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-04-05 15:59:58,472 INFO L372 AbstractCegarLoop]: Backedges is TWOTRACK [2018-04-05 15:59:58,472 INFO L373 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-04-05 15:59:58,472 INFO L374 AbstractCegarLoop]: Difference is false [2018-04-05 15:59:58,472 INFO L375 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-04-05 15:59:58,472 INFO L380 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-04-05 15:59:58,473 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-04-05 15:59:58,490 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states. [2018-04-05 15:59:58,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-04-05 15:59:58,497 INFO L347 BasicCegarLoop]: Found error trace [2018-04-05 15:59:58,498 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] [2018-04-05 15:59:58,498 INFO L408 AbstractCegarLoop]: === Iteration 1 === [__U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__cmemrchrErr0RequiresViolation, __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__cmemrchrErr1RequiresViolation, mainErr0EnsuresViolationMEMORY_LEAK]=== [2018-04-05 15:59:58,504 INFO L82 PathProgramCache]: Analyzing trace with hash 738000152, now seen corresponding path program 1 times No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-05 15:59:58,524 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-05 15:59:58,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-05 15:59:58,574 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-05 15:59:58,628 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-04-05 15:59:58,630 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-05 15:59:58,643 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-05 15:59:58,644 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:6, output treesize:5 [2018-04-05 15:59:59,009 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-05 15:59:59,009 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-05 15:59:59,076 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-05 15:59:59,117 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-04-05 15:59:59,118 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [7, 7] imperfect sequences [] total 7 [2018-04-05 15:59:59,121 INFO L442 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-04-05 15:59:59,135 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-04-05 15:59:59,136 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2018-04-05 15:59:59,138 INFO L87 Difference]: Start difference. First operand 57 states. Second operand 8 states. [2018-04-05 15:59:59,407 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-05 15:59:59,407 INFO L93 Difference]: Finished difference Result 72 states and 76 transitions. [2018-04-05 15:59:59,408 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-04-05 15:59:59,410 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 30 [2018-04-05 15:59:59,410 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-05 15:59:59,424 INFO L225 Difference]: With dead ends: 72 [2018-04-05 15:59:59,425 INFO L226 Difference]: Without dead ends: 56 [2018-04-05 15:59:59,429 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 53 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=35, Invalid=97, Unknown=0, NotChecked=0, Total=132 [2018-04-05 15:59:59,446 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 56 states. [2018-04-05 15:59:59,466 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 56 to 53. [2018-04-05 15:59:59,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 53 states. [2018-04-05 15:59:59,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 53 states and 57 transitions. [2018-04-05 15:59:59,471 INFO L78 Accepts]: Start accepts. Automaton has 53 states and 57 transitions. Word has length 30 [2018-04-05 15:59:59,472 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-05 15:59:59,472 INFO L459 AbstractCegarLoop]: Abstraction has 53 states and 57 transitions. [2018-04-05 15:59:59,472 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-04-05 15:59:59,472 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 57 transitions. [2018-04-05 15:59:59,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-04-05 15:59:59,473 INFO L347 BasicCegarLoop]: Found error trace [2018-04-05 15:59:59,474 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] [2018-04-05 15:59:59,474 INFO L408 AbstractCegarLoop]: === Iteration 2 === [__U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__cmemrchrErr0RequiresViolation, __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__cmemrchrErr1RequiresViolation, mainErr0EnsuresViolationMEMORY_LEAK]=== [2018-04-05 15:59:59,474 INFO L82 PathProgramCache]: Analyzing trace with hash 738000153, now seen corresponding path program 1 times No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-05 15:59:59,487 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-05 15:59:59,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-05 15:59:59,517 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-05 15:59:59,600 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-04-05 15:59:59,600 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-05 15:59:59,650 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-05 15:59:59,650 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:16, output treesize:15 [2018-04-05 15:59:59,930 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-05 15:59:59,930 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-05 16:00:00,296 WARN L151 SmtUtils]: Spent 182ms on a formula simplification. DAG size of input: 23 DAG size of output 21 [2018-04-05 16:00:00,943 WARN L151 SmtUtils]: Spent 110ms on a formula simplification. DAG size of input: 19 DAG size of output 10 [2018-04-05 16:00:01,021 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-05 16:00:01,052 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-04-05 16:00:01,052 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [11, 12] imperfect sequences [] total 21 [2018-04-05 16:00:01,054 INFO L442 AbstractCegarLoop]: Interpolant automaton has 22 states [2018-04-05 16:00:01,054 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2018-04-05 16:00:01,054 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=63, Invalid=399, Unknown=0, NotChecked=0, Total=462 [2018-04-05 16:00:01,055 INFO L87 Difference]: Start difference. First operand 53 states and 57 transitions. Second operand 22 states. [2018-04-05 16:00:01,779 WARN L151 SmtUtils]: Spent 129ms on a formula simplification. DAG size of input: 30 DAG size of output 28 [2018-04-05 16:00:01,957 WARN L151 SmtUtils]: Spent 133ms on a formula simplification. DAG size of input: 38 DAG size of output 36 [2018-04-05 16:00:02,521 WARN L151 SmtUtils]: Spent 224ms on a formula simplification. DAG size of input: 35 DAG size of output 23 [2018-04-05 16:00:03,280 WARN L151 SmtUtils]: Spent 322ms on a formula simplification. DAG size of input: 41 DAG size of output 29 [2018-04-05 16:00:03,741 WARN L148 SmtUtils]: Spent 124ms on a formula simplification that was a NOOP. DAG size: 24 [2018-04-05 16:00:03,749 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-05 16:00:03,749 INFO L93 Difference]: Finished difference Result 96 states and 102 transitions. [2018-04-05 16:00:03,750 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2018-04-05 16:00:03,751 INFO L78 Accepts]: Start accepts. Automaton has 22 states. Word has length 30 [2018-04-05 16:00:03,751 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-05 16:00:03,752 INFO L225 Difference]: With dead ends: 96 [2018-04-05 16:00:03,752 INFO L226 Difference]: Without dead ends: 86 [2018-04-05 16:00:03,754 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 37 SyntacticMatches, 2 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 154 ImplicationChecksByTransitivity, 3.2s TimeCoverageRelationStatistics Valid=172, Invalid=820, Unknown=0, NotChecked=0, Total=992 [2018-04-05 16:00:03,754 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 86 states. [2018-04-05 16:00:03,770 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 86 to 57. [2018-04-05 16:00:03,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 57 states. [2018-04-05 16:00:03,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 57 states and 60 transitions. [2018-04-05 16:00:03,772 INFO L78 Accepts]: Start accepts. Automaton has 57 states and 60 transitions. Word has length 30 [2018-04-05 16:00:03,772 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-05 16:00:03,772 INFO L459 AbstractCegarLoop]: Abstraction has 57 states and 60 transitions. [2018-04-05 16:00:03,772 INFO L460 AbstractCegarLoop]: Interpolant automaton has 22 states. [2018-04-05 16:00:03,772 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 60 transitions. [2018-04-05 16:00:03,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-04-05 16:00:03,773 INFO L347 BasicCegarLoop]: Found error trace [2018-04-05 16:00:03,774 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, 1, 1] [2018-04-05 16:00:03,774 INFO L408 AbstractCegarLoop]: === Iteration 3 === [__U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__cmemrchrErr0RequiresViolation, __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__cmemrchrErr1RequiresViolation, mainErr0EnsuresViolationMEMORY_LEAK]=== [2018-04-05 16:00:03,774 INFO L82 PathProgramCache]: Analyzing trace with hash 406914370, now seen corresponding path program 1 times No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-05 16:00:03,783 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-05 16:00:03,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-05 16:00:03,805 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-05 16:00:03,843 INFO L700 Elim1Store]: detected not equals via solver [2018-04-05 16:00:03,844 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 5 [2018-04-05 16:00:03,844 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-05 16:00:03,853 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-05 16:00:03,853 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:12, output treesize:5 [2018-04-05 16:00:03,986 WARN L1033 $PredicateComparison]: unable to prove that (exists ((|main_#t~malloc8.base| Int)) (and (= |c_#valid| (store |c_old(#valid)| |main_#t~malloc8.base| 0)) (= 0 (select |c_old(#valid)| |main_#t~malloc8.base|)))) is different from true [2018-04-05 16:00:03,993 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-05 16:00:03,993 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-05 16:00:04,046 WARN L1011 $PredicateComparison]: unable to prove that (forall ((|v_main_#t~malloc8.base_8| Int)) (or (not (= 0 (select |c_#valid| |v_main_#t~malloc8.base_8|))) (= (store |c_#valid| |v_main_#t~malloc8.base_8| 0) |c_old(#valid)|))) is different from false [2018-04-05 16:00:04,095 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-05 16:00:04,126 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-04-05 16:00:04,126 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [5, 4] imperfect sequences [] total 7 [2018-04-05 16:00:04,127 INFO L442 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-04-05 16:00:04,127 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-04-05 16:00:04,127 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=21, Unknown=2, NotChecked=18, Total=56 [2018-04-05 16:00:04,128 INFO L87 Difference]: Start difference. First operand 57 states and 60 transitions. Second operand 8 states. [2018-04-05 16:00:04,185 WARN L1011 $PredicateComparison]: unable to prove that (and (= |c_#valid| |c_old(#valid)|) (forall ((|v_main_#t~malloc8.base_8| Int)) (or (not (= 0 (select |c_#valid| |v_main_#t~malloc8.base_8|))) (= (store |c_#valid| |v_main_#t~malloc8.base_8| 0) |c_old(#valid)|)))) is different from false [2018-04-05 16:00:04,553 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-05 16:00:04,553 INFO L93 Difference]: Finished difference Result 67 states and 71 transitions. [2018-04-05 16:00:04,554 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-04-05 16:00:04,554 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 41 [2018-04-05 16:00:04,555 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-05 16:00:04,556 INFO L225 Difference]: With dead ends: 67 [2018-04-05 16:00:04,556 INFO L226 Difference]: Without dead ends: 61 [2018-04-05 16:00:04,557 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 86 GetRequests, 75 SyntacticMatches, 1 SemanticMatches, 10 ConstructedPredicates, 3 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=29, Invalid=52, Unknown=3, NotChecked=48, Total=132 [2018-04-05 16:00:04,557 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 61 states. [2018-04-05 16:00:04,568 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 61 to 61. [2018-04-05 16:00:04,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 61 states. [2018-04-05 16:00:04,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 61 states and 65 transitions. [2018-04-05 16:00:04,572 INFO L78 Accepts]: Start accepts. Automaton has 61 states and 65 transitions. Word has length 41 [2018-04-05 16:00:04,572 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-05 16:00:04,572 INFO L459 AbstractCegarLoop]: Abstraction has 61 states and 65 transitions. [2018-04-05 16:00:04,573 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-04-05 16:00:04,573 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 65 transitions. [2018-04-05 16:00:04,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-04-05 16:00:04,574 INFO L347 BasicCegarLoop]: Found error trace [2018-04-05 16:00:04,574 INFO L355 BasicCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-05 16:00:04,574 INFO L408 AbstractCegarLoop]: === Iteration 4 === [__U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__cmemrchrErr0RequiresViolation, __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__cmemrchrErr1RequiresViolation, mainErr0EnsuresViolationMEMORY_LEAK]=== [2018-04-05 16:00:04,574 INFO L82 PathProgramCache]: Analyzing trace with hash 1602602190, now seen corresponding path program 1 times No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-05 16:00:04,588 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-05 16:00:04,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-05 16:00:04,618 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-05 16:00:04,735 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-04-05 16:00:04,736 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-05 16:00:04,761 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-05 16:00:04,762 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:16, output treesize:15 [2018-04-05 16:00:05,337 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-05 16:00:05,337 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-05 16:00:06,565 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-05 16:00:06,595 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-05 16:00:06,595 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 13] total 28 [2018-04-05 16:00:06,596 INFO L442 AbstractCegarLoop]: Interpolant automaton has 29 states [2018-04-05 16:00:06,596 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2018-04-05 16:00:06,597 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=97, Invalid=715, Unknown=0, NotChecked=0, Total=812 [2018-04-05 16:00:06,597 INFO L87 Difference]: Start difference. First operand 61 states and 65 transitions. Second operand 29 states. [2018-04-05 16:00:08,837 WARN L151 SmtUtils]: Spent 102ms on a formula simplification. DAG size of input: 54 DAG size of output 40 [2018-04-05 16:00:09,049 WARN L151 SmtUtils]: Spent 123ms on a formula simplification. DAG size of input: 64 DAG size of output 53 [2018-04-05 16:00:09,866 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-05 16:00:09,867 INFO L93 Difference]: Finished difference Result 99 states and 108 transitions. [2018-04-05 16:00:09,867 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2018-04-05 16:00:09,867 INFO L78 Accepts]: Start accepts. Automaton has 29 states. Word has length 41 [2018-04-05 16:00:09,867 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-05 16:00:09,869 INFO L225 Difference]: With dead ends: 99 [2018-04-05 16:00:09,869 INFO L226 Difference]: Without dead ends: 98 [2018-04-05 16:00:09,871 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 105 GetRequests, 53 SyntacticMatches, 1 SemanticMatches, 51 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 505 ImplicationChecksByTransitivity, 3.9s TimeCoverageRelationStatistics Valid=449, Invalid=2307, Unknown=0, NotChecked=0, Total=2756 [2018-04-05 16:00:09,871 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 98 states. [2018-04-05 16:00:09,880 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 98 to 83. [2018-04-05 16:00:09,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 83 states. [2018-04-05 16:00:09,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 83 states and 91 transitions. [2018-04-05 16:00:09,883 INFO L78 Accepts]: Start accepts. Automaton has 83 states and 91 transitions. Word has length 41 [2018-04-05 16:00:09,883 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-05 16:00:09,903 INFO L459 AbstractCegarLoop]: Abstraction has 83 states and 91 transitions. [2018-04-05 16:00:09,903 INFO L460 AbstractCegarLoop]: Interpolant automaton has 29 states. [2018-04-05 16:00:09,903 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 91 transitions. [2018-04-05 16:00:09,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-04-05 16:00:09,905 INFO L347 BasicCegarLoop]: Found error trace [2018-04-05 16:00:09,905 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, 1, 1, 1] [2018-04-05 16:00:09,906 INFO L408 AbstractCegarLoop]: === Iteration 5 === [__U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__cmemrchrErr0RequiresViolation, __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__cmemrchrErr1RequiresViolation, mainErr0EnsuresViolationMEMORY_LEAK]=== [2018-04-05 16:00:09,906 INFO L82 PathProgramCache]: Analyzing trace with hash -1899837802, now seen corresponding path program 1 times No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-05 16:00:09,920 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-05 16:00:09,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-05 16:00:09,940 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-05 16:00:09,953 INFO L700 Elim1Store]: detected not equals via solver [2018-04-05 16:00:09,954 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 5 [2018-04-05 16:00:09,954 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-05 16:00:09,956 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-05 16:00:09,956 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:12, output treesize:5 [2018-04-05 16:00:09,976 WARN L1033 $PredicateComparison]: unable to prove that (exists ((|main_#t~malloc8.base| Int)) (and (= |c_#valid| (store |c_old(#valid)| |main_#t~malloc8.base| 0)) (= 0 (select |c_old(#valid)| |main_#t~malloc8.base|)))) is different from true [2018-04-05 16:00:09,980 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-05 16:00:09,980 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-05 16:00:10,004 WARN L1011 $PredicateComparison]: unable to prove that (forall ((|v_main_#t~malloc8.base_11| Int)) (or (= (store |c_#valid| |v_main_#t~malloc8.base_11| 0) |c_old(#valid)|) (not (= 0 (select |c_#valid| |v_main_#t~malloc8.base_11|))))) is different from false [2018-04-05 16:00:10,032 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-05 16:00:10,053 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-04-05 16:00:10,053 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [5, 4] imperfect sequences [] total 7 [2018-04-05 16:00:10,053 INFO L442 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-04-05 16:00:10,054 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-04-05 16:00:10,054 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=21, Unknown=2, NotChecked=18, Total=56 [2018-04-05 16:00:10,054 INFO L87 Difference]: Start difference. First operand 83 states and 91 transitions. Second operand 8 states. [2018-04-05 16:00:10,060 WARN L1011 $PredicateComparison]: unable to prove that (and (forall ((|v_main_#t~malloc8.base_11| Int)) (or (= (store |c_#valid| |v_main_#t~malloc8.base_11| 0) |c_old(#valid)|) (not (= 0 (select |c_#valid| |v_main_#t~malloc8.base_11|))))) (= |c_#valid| |c_old(#valid)|)) is different from false [2018-04-05 16:00:10,168 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-05 16:00:10,168 INFO L93 Difference]: Finished difference Result 92 states and 100 transitions. [2018-04-05 16:00:10,171 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-04-05 16:00:10,171 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 42 [2018-04-05 16:00:10,171 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-05 16:00:10,172 INFO L225 Difference]: With dead ends: 92 [2018-04-05 16:00:10,173 INFO L226 Difference]: Without dead ends: 86 [2018-04-05 16:00:10,173 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 88 GetRequests, 77 SyntacticMatches, 1 SemanticMatches, 10 ConstructedPredicates, 3 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=29, Invalid=52, Unknown=3, NotChecked=48, Total=132 [2018-04-05 16:00:10,173 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 86 states. [2018-04-05 16:00:10,182 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 86 to 82. [2018-04-05 16:00:10,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 82 states. [2018-04-05 16:00:10,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 82 states and 89 transitions. [2018-04-05 16:00:10,184 INFO L78 Accepts]: Start accepts. Automaton has 82 states and 89 transitions. Word has length 42 [2018-04-05 16:00:10,185 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-05 16:00:10,185 INFO L459 AbstractCegarLoop]: Abstraction has 82 states and 89 transitions. [2018-04-05 16:00:10,185 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-04-05 16:00:10,185 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 89 transitions. [2018-04-05 16:00:10,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-04-05 16:00:10,187 INFO L347 BasicCegarLoop]: Found error trace [2018-04-05 16:00:10,187 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, 1, 1, 1] [2018-04-05 16:00:10,187 INFO L408 AbstractCegarLoop]: === Iteration 6 === [__U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__cmemrchrErr0RequiresViolation, __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__cmemrchrErr1RequiresViolation, mainErr0EnsuresViolationMEMORY_LEAK]=== [2018-04-05 16:00:10,187 INFO L82 PathProgramCache]: Analyzing trace with hash 1030574481, now seen corresponding path program 1 times No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-05 16:00:10,194 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-05 16:00:10,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-05 16:00:10,215 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-05 16:00:10,254 INFO L700 Elim1Store]: detected not equals via solver [2018-04-05 16:00:10,254 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 5 [2018-04-05 16:00:10,255 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-05 16:00:10,256 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-05 16:00:10,256 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:12, output treesize:5 [2018-04-05 16:00:10,295 WARN L1033 $PredicateComparison]: unable to prove that (exists ((|main_#t~malloc8.base| Int)) (and (= |c_#valid| (store |c_old(#valid)| |main_#t~malloc8.base| 0)) (= 0 (select |c_old(#valid)| |main_#t~malloc8.base|)))) is different from true [2018-04-05 16:00:10,297 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-05 16:00:10,298 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-05 16:00:10,314 WARN L1011 $PredicateComparison]: unable to prove that (forall ((|v_main_#t~malloc8.base_13| Int)) (or (= (store |c_#valid| |v_main_#t~malloc8.base_13| 0) |c_old(#valid)|) (not (= 0 (select |c_#valid| |v_main_#t~malloc8.base_13|))))) is different from false [2018-04-05 16:00:10,375 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-05 16:00:10,406 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-04-05 16:00:10,406 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [5, 4] imperfect sequences [] total 7 [2018-04-05 16:00:10,406 INFO L442 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-04-05 16:00:10,406 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-04-05 16:00:10,407 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=21, Unknown=2, NotChecked=18, Total=56 [2018-04-05 16:00:10,407 INFO L87 Difference]: Start difference. First operand 82 states and 89 transitions. Second operand 8 states. [2018-04-05 16:00:10,415 WARN L1011 $PredicateComparison]: unable to prove that (and (= |c_#valid| |c_old(#valid)|) (forall ((|v_main_#t~malloc8.base_13| Int)) (or (= (store |c_#valid| |v_main_#t~malloc8.base_13| 0) |c_old(#valid)|) (not (= 0 (select |c_#valid| |v_main_#t~malloc8.base_13|)))))) is different from false [2018-04-05 16:00:10,670 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-05 16:00:10,670 INFO L93 Difference]: Finished difference Result 93 states and 101 transitions. [2018-04-05 16:00:10,672 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-04-05 16:00:10,673 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 42 [2018-04-05 16:00:10,673 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-05 16:00:10,674 INFO L225 Difference]: With dead ends: 93 [2018-04-05 16:00:10,674 INFO L226 Difference]: Without dead ends: 87 [2018-04-05 16:00:10,675 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 88 GetRequests, 77 SyntacticMatches, 1 SemanticMatches, 10 ConstructedPredicates, 3 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=29, Invalid=52, Unknown=3, NotChecked=48, Total=132 [2018-04-05 16:00:10,675 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 87 states. [2018-04-05 16:00:10,684 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 87 to 84. [2018-04-05 16:00:10,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 84 states. [2018-04-05 16:00:10,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 84 states and 92 transitions. [2018-04-05 16:00:10,686 INFO L78 Accepts]: Start accepts. Automaton has 84 states and 92 transitions. Word has length 42 [2018-04-05 16:00:10,686 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-05 16:00:10,686 INFO L459 AbstractCegarLoop]: Abstraction has 84 states and 92 transitions. [2018-04-05 16:00:10,686 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-04-05 16:00:10,687 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 92 transitions. [2018-04-05 16:00:10,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-04-05 16:00:10,688 INFO L347 BasicCegarLoop]: Found error trace [2018-04-05 16:00:10,688 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, 1, 1, 1, 1] [2018-04-05 16:00:10,688 INFO L408 AbstractCegarLoop]: === Iteration 7 === [__U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__cmemrchrErr0RequiresViolation, __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__cmemrchrErr1RequiresViolation, mainErr0EnsuresViolationMEMORY_LEAK]=== [2018-04-05 16:00:10,689 INFO L82 PathProgramCache]: Analyzing trace with hash -1759266115, now seen corresponding path program 1 times No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-05 16:00:10,698 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-05 16:00:10,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-05 16:00:10,717 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-05 16:00:10,735 INFO L700 Elim1Store]: detected not equals via solver [2018-04-05 16:00:10,736 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 5 [2018-04-05 16:00:10,736 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-05 16:00:10,740 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-05 16:00:10,740 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:12, output treesize:5 [2018-04-05 16:00:10,777 WARN L1033 $PredicateComparison]: unable to prove that (exists ((|main_#t~malloc8.base| Int)) (and (= |c_#valid| (store |c_old(#valid)| |main_#t~malloc8.base| 0)) (= 0 (select |c_old(#valid)| |main_#t~malloc8.base|)))) is different from true [2018-04-05 16:00:10,780 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-05 16:00:10,781 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-05 16:00:10,813 WARN L1011 $PredicateComparison]: unable to prove that (forall ((|v_main_#t~malloc8.base_15| Int)) (or (= (store |c_#valid| |v_main_#t~malloc8.base_15| 0) |c_old(#valid)|) (not (= 0 (select |c_#valid| |v_main_#t~malloc8.base_15|))))) is different from false [2018-04-05 16:00:10,826 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-05 16:00:10,848 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-04-05 16:00:10,848 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [5, 4] imperfect sequences [] total 7 [2018-04-05 16:00:10,848 INFO L442 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-04-05 16:00:10,848 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-04-05 16:00:10,848 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=21, Unknown=2, NotChecked=18, Total=56 [2018-04-05 16:00:10,849 INFO L87 Difference]: Start difference. First operand 84 states and 92 transitions. Second operand 8 states. [2018-04-05 16:00:10,854 WARN L1011 $PredicateComparison]: unable to prove that (and (= |c_#valid| |c_old(#valid)|) (forall ((|v_main_#t~malloc8.base_15| Int)) (or (= (store |c_#valid| |v_main_#t~malloc8.base_15| 0) |c_old(#valid)|) (not (= 0 (select |c_#valid| |v_main_#t~malloc8.base_15|)))))) is different from false [2018-04-05 16:00:11,055 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-05 16:00:11,055 INFO L93 Difference]: Finished difference Result 84 states and 92 transitions. [2018-04-05 16:00:11,055 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-04-05 16:00:11,055 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 43 [2018-04-05 16:00:11,056 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-05 16:00:11,056 INFO L225 Difference]: With dead ends: 84 [2018-04-05 16:00:11,057 INFO L226 Difference]: Without dead ends: 71 [2018-04-05 16:00:11,057 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 90 GetRequests, 79 SyntacticMatches, 1 SemanticMatches, 10 ConstructedPredicates, 3 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=29, Invalid=52, Unknown=3, NotChecked=48, Total=132 [2018-04-05 16:00:11,057 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 71 states. [2018-04-05 16:00:11,066 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 71 to 66. [2018-04-05 16:00:11,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 66 states. [2018-04-05 16:00:11,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 66 states and 68 transitions. [2018-04-05 16:00:11,067 INFO L78 Accepts]: Start accepts. Automaton has 66 states and 68 transitions. Word has length 43 [2018-04-05 16:00:11,067 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-05 16:00:11,067 INFO L459 AbstractCegarLoop]: Abstraction has 66 states and 68 transitions. [2018-04-05 16:00:11,068 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-04-05 16:00:11,068 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 68 transitions. [2018-04-05 16:00:11,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-04-05 16:00:11,070 INFO L347 BasicCegarLoop]: Found error trace [2018-04-05 16:00:11,070 INFO L355 BasicCegarLoop]: trace histogram [4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-05 16:00:11,070 INFO L408 AbstractCegarLoop]: === Iteration 8 === [__U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__cmemrchrErr0RequiresViolation, __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__cmemrchrErr1RequiresViolation, mainErr0EnsuresViolationMEMORY_LEAK]=== [2018-04-05 16:00:11,070 INFO L82 PathProgramCache]: Analyzing trace with hash 266300398, now seen corresponding path program 2 times No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-05 16:00:11,088 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-05 16:00:11,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-05 16:00:11,130 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-05 16:00:11,137 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-04-05 16:00:11,137 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-05 16:00:11,140 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-05 16:00:11,140 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2018-04-05 16:00:11,684 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-05 16:00:11,684 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-05 16:00:12,990 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-05 16:00:13,011 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-05 16:00:13,011 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [21, 21] total 41 [2018-04-05 16:00:13,012 INFO L442 AbstractCegarLoop]: Interpolant automaton has 42 states [2018-04-05 16:00:13,012 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 42 interpolants. [2018-04-05 16:00:13,013 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=158, Invalid=1564, Unknown=0, NotChecked=0, Total=1722 [2018-04-05 16:00:13,013 INFO L87 Difference]: Start difference. First operand 66 states and 68 transitions. Second operand 42 states. [2018-04-05 16:00:15,454 WARN L151 SmtUtils]: Spent 167ms on a formula simplification. DAG size of input: 76 DAG size of output 56 [2018-04-05 16:00:15,650 WARN L151 SmtUtils]: Spent 148ms on a formula simplification. DAG size of input: 73 DAG size of output 53 [2018-04-05 16:00:16,022 WARN L151 SmtUtils]: Spent 263ms on a formula simplification. DAG size of input: 83 DAG size of output 66 [2018-04-05 16:00:18,191 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-05 16:00:18,191 INFO L93 Difference]: Finished difference Result 111 states and 116 transitions. [2018-04-05 16:00:18,191 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2018-04-05 16:00:18,191 INFO L78 Accepts]: Start accepts. Automaton has 42 states. Word has length 63 [2018-04-05 16:00:18,192 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-05 16:00:18,192 INFO L225 Difference]: With dead ends: 111 [2018-04-05 16:00:18,193 INFO L226 Difference]: Without dead ends: 110 [2018-04-05 16:00:18,194 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 169 GetRequests, 85 SyntacticMatches, 0 SemanticMatches, 84 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1358 ImplicationChecksByTransitivity, 5.9s TimeCoverageRelationStatistics Valid=1013, Invalid=6297, Unknown=0, NotChecked=0, Total=7310 [2018-04-05 16:00:18,195 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 110 states. [2018-04-05 16:00:18,208 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 110 to 110. [2018-04-05 16:00:18,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 110 states. [2018-04-05 16:00:18,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 110 states and 112 transitions. [2018-04-05 16:00:18,210 INFO L78 Accepts]: Start accepts. Automaton has 110 states and 112 transitions. Word has length 63 [2018-04-05 16:00:18,210 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-05 16:00:18,210 INFO L459 AbstractCegarLoop]: Abstraction has 110 states and 112 transitions. [2018-04-05 16:00:18,210 INFO L460 AbstractCegarLoop]: Interpolant automaton has 42 states. [2018-04-05 16:00:18,210 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 112 transitions. [2018-04-05 16:00:18,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-04-05 16:00:18,212 INFO L347 BasicCegarLoop]: Found error trace [2018-04-05 16:00:18,212 INFO L355 BasicCegarLoop]: trace histogram [8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-05 16:00:18,212 INFO L408 AbstractCegarLoop]: === Iteration 9 === [__U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__cmemrchrErr0RequiresViolation, __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__cmemrchrErr1RequiresViolation, mainErr0EnsuresViolationMEMORY_LEAK]=== [2018-04-05 16:00:18,213 INFO L82 PathProgramCache]: Analyzing trace with hash 712536622, now seen corresponding path program 3 times No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-05 16:00:18,221 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-05 16:00:18,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-05 16:00:18,269 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-05 16:00:18,282 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-04-05 16:00:18,282 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-05 16:00:18,308 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-05 16:00:18,309 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2018-04-05 16:00:19,662 INFO L134 CoverageAnalysis]: Checked inductivity of 259 backedges. 0 proven. 259 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-05 16:00:19,662 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-05 16:00:23,340 INFO L134 CoverageAnalysis]: Checked inductivity of 259 backedges. 0 proven. 259 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-05 16:00:23,369 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-05 16:00:23,370 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [29, 29] total 57 [2018-04-05 16:00:23,370 INFO L442 AbstractCegarLoop]: Interpolant automaton has 58 states [2018-04-05 16:00:23,370 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 58 interpolants. [2018-04-05 16:00:23,371 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=294, Invalid=3012, Unknown=0, NotChecked=0, Total=3306 [2018-04-05 16:00:23,372 INFO L87 Difference]: Start difference. First operand 110 states and 112 transitions. Second operand 58 states. [2018-04-05 16:00:27,769 WARN L151 SmtUtils]: Spent 1856ms on a formula simplification. DAG size of input: 43 DAG size of output 41 [2018-04-05 16:00:29,264 WARN L151 SmtUtils]: Spent 594ms on a formula simplification. DAG size of input: 49 DAG size of output 31 [2018-04-05 16:00:29,830 WARN L151 SmtUtils]: Spent 262ms on a formula simplification. DAG size of input: 54 DAG size of output 37 [2018-04-05 16:00:30,660 WARN L151 SmtUtils]: Spent 457ms on a formula simplification. DAG size of input: 51 DAG size of output 43 [2018-04-05 16:00:31,248 WARN L151 SmtUtils]: Spent 100ms on a formula simplification. DAG size of input: 45 DAG size of output 37 [2018-04-05 16:00:31,509 WARN L151 SmtUtils]: Spent 128ms on a formula simplification. DAG size of input: 49 DAG size of output 43 [2018-04-05 16:00:32,401 WARN L151 SmtUtils]: Spent 104ms on a formula simplification. DAG size of input: 51 DAG size of output 43 [2018-04-05 16:00:32,735 WARN L151 SmtUtils]: Spent 110ms on a formula simplification. DAG size of input: 45 DAG size of output 37 [2018-04-05 16:00:33,028 WARN L151 SmtUtils]: Spent 107ms on a formula simplification. DAG size of input: 49 DAG size of output 43 [2018-04-05 16:00:34,160 WARN L151 SmtUtils]: Spent 348ms on a formula simplification. DAG size of input: 51 DAG size of output 43 [2018-04-05 16:00:35,823 WARN L151 SmtUtils]: Spent 1042ms on a formula simplification. DAG size of input: 49 DAG size of output 43 [2018-04-05 16:00:37,004 WARN L151 SmtUtils]: Spent 553ms on a formula simplification. DAG size of input: 43 DAG size of output 41 [2018-04-05 16:00:37,623 WARN L151 SmtUtils]: Spent 184ms on a formula simplification. DAG size of input: 50 DAG size of output 31 [2018-04-05 16:00:38,076 WARN L151 SmtUtils]: Spent 193ms on a formula simplification. DAG size of input: 45 DAG size of output 37 [2018-04-05 16:00:38,960 WARN L151 SmtUtils]: Spent 523ms on a formula simplification. DAG size of input: 48 DAG size of output 38 [2018-04-05 16:00:42,090 WARN L151 SmtUtils]: Spent 1854ms on a formula simplification. DAG size of input: 114 DAG size of output 86 [2018-04-05 16:00:43,538 WARN L151 SmtUtils]: Spent 1170ms on a formula simplification. DAG size of input: 120 DAG size of output 88 [2018-04-05 16:00:44,968 WARN L151 SmtUtils]: Spent 1117ms on a formula simplification. DAG size of input: 117 DAG size of output 85 [2018-04-05 16:00:45,519 WARN L151 SmtUtils]: Spent 381ms on a formula simplification. DAG size of input: 127 DAG size of output 98 [2018-04-05 16:00:45,888 WARN L151 SmtUtils]: Spent 219ms on a formula simplification. DAG size of input: 109 DAG size of output 94 [2018-04-05 16:00:46,542 WARN L151 SmtUtils]: Spent 184ms on a formula simplification. DAG size of input: 94 DAG size of output 79 [2018-04-05 16:00:46,963 WARN L151 SmtUtils]: Spent 237ms on a formula simplification. DAG size of input: 98 DAG size of output 83 [2018-04-05 16:00:47,416 WARN L151 SmtUtils]: Spent 188ms on a formula simplification. DAG size of input: 93 DAG size of output 81 [2018-04-05 16:00:47,787 WARN L151 SmtUtils]: Spent 216ms on a formula simplification. DAG size of input: 91 DAG size of output 69 [2018-04-05 16:00:48,215 WARN L151 SmtUtils]: Spent 283ms on a formula simplification. DAG size of input: 96 DAG size of output 75 [2018-04-05 16:00:51,013 WARN L151 SmtUtils]: Spent 514ms on a formula simplification. DAG size of input: 89 DAG size of output 77 [2018-04-05 16:00:53,347 WARN L151 SmtUtils]: Spent 113ms on a formula simplification. DAG size of input: 83 DAG size of output 71 [2018-04-05 16:00:53,669 WARN L151 SmtUtils]: Spent 127ms on a formula simplification. DAG size of input: 87 DAG size of output 75 [2018-04-05 16:00:55,490 WARN L151 SmtUtils]: Spent 113ms on a formula simplification. DAG size of input: 82 DAG size of output 73 [2018-04-05 16:00:55,738 WARN L151 SmtUtils]: Spent 120ms on a formula simplification. DAG size of input: 80 DAG size of output 61 [2018-04-05 16:00:56,015 WARN L151 SmtUtils]: Spent 154ms on a formula simplification. DAG size of input: 85 DAG size of output 67 [2018-04-05 16:00:56,531 WARN L151 SmtUtils]: Spent 115ms on a formula simplification. DAG size of input: 72 DAG size of output 63 [2018-04-05 16:00:57,062 WARN L151 SmtUtils]: Spent 125ms on a formula simplification. DAG size of input: 76 DAG size of output 67 [2018-04-05 16:00:57,360 WARN L151 SmtUtils]: Spent 121ms on a formula simplification. DAG size of input: 71 DAG size of output 65 [2018-04-05 16:00:57,663 WARN L151 SmtUtils]: Spent 136ms on a formula simplification. DAG size of input: 69 DAG size of output 53 [2018-04-05 16:00:57,937 WARN L151 SmtUtils]: Spent 127ms on a formula simplification. DAG size of input: 74 DAG size of output 59 [2018-04-05 16:01:01,010 WARN L151 SmtUtils]: Spent 134ms on a formula simplification. DAG size of input: 60 DAG size of output 57 [2018-04-05 16:01:01,219 WARN L151 SmtUtils]: Spent 104ms on a formula simplification. DAG size of input: 58 DAG size of output 45 [2018-04-05 16:01:01,480 WARN L151 SmtUtils]: Spent 145ms on a formula simplification. DAG size of input: 63 DAG size of output 51 [2018-04-05 16:01:02,401 WARN L151 SmtUtils]: Spent 351ms on a formula simplification. DAG size of input: 50 DAG size of output 47 [2018-04-05 16:01:03,302 WARN L151 SmtUtils]: Spent 453ms on a formula simplification. DAG size of input: 54 DAG size of output 51 [2018-04-05 16:01:04,004 WARN L148 SmtUtils]: Spent 205ms on a formula simplification that was a NOOP. DAG size: 49 [2018-04-05 16:01:04,992 WARN L151 SmtUtils]: Spent 459ms on a formula simplification. DAG size of input: 47 DAG size of output 37 [2018-04-05 16:01:05,930 WARN L151 SmtUtils]: Spent 395ms on a formula simplification. DAG size of input: 52 DAG size of output 43 [2018-04-05 16:01:07,400 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-05 16:01:07,400 INFO L93 Difference]: Finished difference Result 199 states and 208 transitions. [2018-04-05 16:01:07,401 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 96 states. [2018-04-05 16:01:07,401 INFO L78 Accepts]: Start accepts. Automaton has 58 states. Word has length 107 [2018-04-05 16:01:07,401 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-05 16:01:07,402 INFO L225 Difference]: With dead ends: 199 [2018-04-05 16:01:07,402 INFO L226 Difference]: Without dead ends: 198 [2018-04-05 16:01:07,409 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 305 GetRequests, 157 SyntacticMatches, 0 SemanticMatches, 148 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5123 ImplicationChecksByTransitivity, 44.4s TimeCoverageRelationStatistics Valid=2874, Invalid=19475, Unknown=1, NotChecked=0, Total=22350 [2018-04-05 16:01:07,409 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 198 states. [2018-04-05 16:01:07,454 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 198 to 198. [2018-04-05 16:01:07,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 198 states. [2018-04-05 16:01:07,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 198 states and 200 transitions. [2018-04-05 16:01:07,460 INFO L78 Accepts]: Start accepts. Automaton has 198 states and 200 transitions. Word has length 107 [2018-04-05 16:01:07,460 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-05 16:01:07,460 INFO L459 AbstractCegarLoop]: Abstraction has 198 states and 200 transitions. [2018-04-05 16:01:07,460 INFO L460 AbstractCegarLoop]: Interpolant automaton has 58 states. [2018-04-05 16:01:07,461 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 200 transitions. [2018-04-05 16:01:07,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 196 [2018-04-05 16:01:07,468 INFO L347 BasicCegarLoop]: Found error trace [2018-04-05 16:01:07,469 INFO L355 BasicCegarLoop]: trace histogram [16, 16, 16, 15, 15, 15, 15, 15, 15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-05 16:01:07,469 INFO L408 AbstractCegarLoop]: === Iteration 10 === [__U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__cmemrchrErr0RequiresViolation, __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__cmemrchrErr1RequiresViolation, mainErr0EnsuresViolationMEMORY_LEAK]=== [2018-04-05 16:01:07,469 INFO L82 PathProgramCache]: Analyzing trace with hash 947478190, now seen corresponding path program 4 times No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-05 16:01:07,499 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-05 16:01:07,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-05 16:01:07,718 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-05 16:01:07,776 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-04-05 16:01:07,777 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-05 16:01:07,889 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-05 16:01:07,889 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2018-04-05 16:01:08,103 WARN L148 SmtUtils]: Spent 164ms on a formula simplification that was a NOOP. DAG size: 9 [2018-04-05 16:01:08,360 WARN L148 SmtUtils]: Spent 150ms on a formula simplification that was a NOOP. DAG size: 9 [2018-04-05 16:01:08,534 WARN L148 SmtUtils]: Spent 114ms on a formula simplification that was a NOOP. DAG size: 9 [2018-04-05 16:01:08,830 WARN L148 SmtUtils]: Spent 167ms on a formula simplification that was a NOOP. DAG size: 9 [2018-04-05 16:01:09,523 WARN L148 SmtUtils]: Spent 339ms on a formula simplification that was a NOOP. DAG size: 18 [2018-04-05 16:01:10,577 WARN L148 SmtUtils]: Spent 107ms on a formula simplification that was a NOOP. DAG size: 23 [2018-04-05 16:01:10,970 WARN L148 SmtUtils]: Spent 193ms on a formula simplification that was a NOOP. DAG size: 24 [2018-04-05 16:01:11,348 WARN L148 SmtUtils]: Spent 141ms on a formula simplification that was a NOOP. DAG size: 23 [2018-04-05 16:01:13,638 INFO L134 CoverageAnalysis]: Checked inductivity of 1215 backedges. 0 proven. 1215 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-05 16:01:13,638 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-05 16:01:15,080 WARN L148 SmtUtils]: Spent 143ms on a formula simplification that was a NOOP. DAG size: 19 [2018-04-05 16:01:19,833 INFO L134 CoverageAnalysis]: Checked inductivity of 1215 backedges. 0 proven. 1215 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-05 16:01:19,854 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-05 16:01:19,855 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [45, 45] total 89 [2018-04-05 16:01:19,855 INFO L442 AbstractCegarLoop]: Interpolant automaton has 90 states [2018-04-05 16:01:19,856 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 90 interpolants. [2018-04-05 16:01:19,857 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=758, Invalid=7252, Unknown=0, NotChecked=0, Total=8010 [2018-04-05 16:01:19,857 INFO L87 Difference]: Start difference. First operand 198 states and 200 transitions. Second operand 90 states. [2018-04-05 16:01:27,365 WARN L151 SmtUtils]: Spent 1051ms on a formula simplification. DAG size of input: 45 DAG size of output 37 [2018-04-05 16:01:29,660 WARN L151 SmtUtils]: Spent 153ms on a formula simplification. DAG size of input: 43 DAG size of output 41 [2018-04-05 16:01:31,084 WARN L151 SmtUtils]: Spent 120ms on a formula simplification. DAG size of input: 49 DAG size of output 43 [2018-04-05 16:01:40,530 WARN L151 SmtUtils]: Spent 113ms on a formula simplification. DAG size of input: 49 DAG size of output 43 [2018-04-05 16:01:41,476 WARN L151 SmtUtils]: Spent 129ms on a formula simplification. DAG size of input: 51 DAG size of output 43 [2018-04-05 16:01:42,288 WARN L151 SmtUtils]: Spent 142ms on a formula simplification. DAG size of input: 49 DAG size of output 43 [2018-04-05 16:01:42,614 WARN L151 SmtUtils]: Spent 105ms on a formula simplification. DAG size of input: 43 DAG size of output 41 [2018-04-05 16:01:42,984 WARN L151 SmtUtils]: Spent 107ms on a formula simplification. DAG size of input: 50 DAG size of output 31 [2018-04-05 16:01:43,391 WARN L151 SmtUtils]: Spent 207ms on a formula simplification. DAG size of input: 45 DAG size of output 37 [2018-04-05 16:01:44,038 WARN L151 SmtUtils]: Spent 228ms on a formula simplification. DAG size of input: 48 DAG size of output 38 [2018-04-05 16:01:44,766 WARN L151 SmtUtils]: Spent 138ms on a formula simplification. DAG size of input: 38 DAG size of output 36 [2018-04-05 16:01:45,166 WARN L151 SmtUtils]: Spent 122ms on a formula simplification. DAG size of input: 37 DAG size of output 35 [2018-04-05 16:01:45,912 WARN L151 SmtUtils]: Spent 155ms on a formula simplification. DAG size of input: 39 DAG size of output 36 [2018-04-05 16:01:46,968 WARN L151 SmtUtils]: Spent 256ms on a formula simplification. DAG size of input: 40 DAG size of output 37 [2018-04-05 16:01:47,893 WARN L148 SmtUtils]: Spent 102ms on a formula simplification that was a NOOP. DAG size: 30 [2018-04-05 16:01:48,692 WARN L148 SmtUtils]: Spent 272ms on a formula simplification that was a NOOP. DAG size: 33 [2018-04-05 16:01:50,843 WARN L151 SmtUtils]: Spent 1253ms on a formula simplification. DAG size of input: 202 DAG size of output 150 [2018-04-05 16:01:54,543 WARN L151 SmtUtils]: Spent 3253ms on a formula simplification. DAG size of input: 208 DAG size of output 152 [2018-04-05 16:01:56,451 WARN L151 SmtUtils]: Spent 1367ms on a formula simplification. DAG size of input: 205 DAG size of output 149 [2018-04-05 16:01:57,769 WARN L151 SmtUtils]: Spent 956ms on a formula simplification. DAG size of input: 215 DAG size of output 162 [2018-04-05 16:01:58,684 WARN L151 SmtUtils]: Spent 628ms on a formula simplification. DAG size of input: 197 DAG size of output 158 [2018-04-05 16:02:02,154 WARN L151 SmtUtils]: Spent 322ms on a formula simplification. DAG size of input: 182 DAG size of output 143 [2018-04-05 16:02:05,134 WARN L151 SmtUtils]: Spent 307ms on a formula simplification. DAG size of input: 186 DAG size of output 147 [2018-04-05 16:02:06,699 WARN L151 SmtUtils]: Spent 314ms on a formula simplification. DAG size of input: 181 DAG size of output 145 [2018-04-05 16:02:07,643 WARN L151 SmtUtils]: Spent 430ms on a formula simplification. DAG size of input: 179 DAG size of output 133 [2018-04-05 16:02:11,149 WARN L151 SmtUtils]: Spent 619ms on a formula simplification. DAG size of input: 184 DAG size of output 139 [2018-04-05 16:02:12,687 WARN L151 SmtUtils]: Spent 933ms on a formula simplification. DAG size of input: 177 DAG size of output 141 [2018-04-05 16:02:15,278 WARN L151 SmtUtils]: Spent 1141ms on a formula simplification. DAG size of input: 171 DAG size of output 135 [2018-04-05 16:02:18,034 WARN L151 SmtUtils]: Spent 1783ms on a formula simplification. DAG size of input: 175 DAG size of output 139 [2018-04-05 16:02:26,480 WARN L151 SmtUtils]: Spent 923ms on a formula simplification. DAG size of input: 170 DAG size of output 137 [2018-04-05 16:02:30,476 WARN L151 SmtUtils]: Spent 478ms on a formula simplification. DAG size of input: 168 DAG size of output 125 [2018-04-05 16:02:31,847 WARN L151 SmtUtils]: Spent 840ms on a formula simplification. DAG size of input: 173 DAG size of output 131 [2018-04-05 16:02:33,140 WARN L151 SmtUtils]: Spent 567ms on a formula simplification. DAG size of input: 166 DAG size of output 133 [2018-04-05 16:02:35,346 WARN L151 SmtUtils]: Spent 352ms on a formula simplification. DAG size of input: 160 DAG size of output 127 [2018-04-05 16:02:38,629 WARN L151 SmtUtils]: Spent 566ms on a formula simplification. DAG size of input: 164 DAG size of output 131 [2018-04-05 16:02:39,893 WARN L151 SmtUtils]: Spent 499ms on a formula simplification. DAG size of input: 159 DAG size of output 129 [2018-04-05 16:02:41,563 WARN L151 SmtUtils]: Spent 357ms on a formula simplification. DAG size of input: 157 DAG size of output 117 [2018-04-05 16:02:42,578 WARN L151 SmtUtils]: Spent 363ms on a formula simplification. DAG size of input: 162 DAG size of output 123 [2018-04-05 16:02:43,460 WARN L151 SmtUtils]: Spent 284ms on a formula simplification. DAG size of input: 155 DAG size of output 125 [2018-04-05 16:02:50,249 WARN L151 SmtUtils]: Spent 260ms on a formula simplification. DAG size of input: 149 DAG size of output 119 [2018-04-05 16:02:51,226 WARN L151 SmtUtils]: Spent 429ms on a formula simplification. DAG size of input: 153 DAG size of output 123 [2018-04-05 16:02:54,469 WARN L151 SmtUtils]: Spent 638ms on a formula simplification. DAG size of input: 148 DAG size of output 121 [2018-04-05 16:02:56,288 WARN L151 SmtUtils]: Spent 962ms on a formula simplification. DAG size of input: 146 DAG size of output 109 [2018-04-05 16:02:57,633 WARN L151 SmtUtils]: Spent 434ms on a formula simplification. DAG size of input: 151 DAG size of output 115 [2018-04-05 16:02:58,725 WARN L151 SmtUtils]: Spent 242ms on a formula simplification. DAG size of input: 144 DAG size of output 117 [2018-04-05 16:03:03,929 WARN L151 SmtUtils]: Spent 233ms on a formula simplification. DAG size of input: 138 DAG size of output 111 [2018-04-05 16:03:05,802 WARN L151 SmtUtils]: Spent 288ms on a formula simplification. DAG size of input: 142 DAG size of output 115 [2018-04-05 16:03:10,491 WARN L151 SmtUtils]: Spent 357ms on a formula simplification. DAG size of input: 137 DAG size of output 113 [2018-04-05 16:03:13,199 WARN L151 SmtUtils]: Spent 293ms on a formula simplification. DAG size of input: 135 DAG size of output 101 [2018-04-05 16:03:17,567 WARN L151 SmtUtils]: Spent 667ms on a formula simplification. DAG size of input: 140 DAG size of output 107 [2018-04-05 16:03:19,752 WARN L151 SmtUtils]: Spent 260ms on a formula simplification. DAG size of input: 133 DAG size of output 109 [2018-04-05 16:03:25,802 WARN L151 SmtUtils]: Spent 288ms on a formula simplification. DAG size of input: 127 DAG size of output 103 [2018-04-05 16:03:26,636 WARN L151 SmtUtils]: Spent 308ms on a formula simplification. DAG size of input: 131 DAG size of output 107 [2018-04-05 16:03:31,122 WARN L151 SmtUtils]: Spent 297ms on a formula simplification. DAG size of input: 126 DAG size of output 105 [2018-04-05 16:03:31,658 WARN L151 SmtUtils]: Spent 250ms on a formula simplification. DAG size of input: 124 DAG size of output 93 [2018-04-05 16:03:32,270 WARN L151 SmtUtils]: Spent 277ms on a formula simplification. DAG size of input: 129 DAG size of output 99 [2018-04-05 16:03:35,265 WARN L151 SmtUtils]: Spent 259ms on a formula simplification. DAG size of input: 122 DAG size of output 101 [2018-04-05 16:03:38,587 WARN L151 SmtUtils]: Spent 235ms on a formula simplification. DAG size of input: 116 DAG size of output 95 [2018-04-05 16:03:39,924 WARN L151 SmtUtils]: Spent 315ms on a formula simplification. DAG size of input: 120 DAG size of output 99 [2018-04-05 16:03:42,294 WARN L151 SmtUtils]: Spent 165ms on a formula simplification. DAG size of input: 115 DAG size of output 97 [2018-04-05 16:03:43,433 WARN L151 SmtUtils]: Spent 215ms on a formula simplification. DAG size of input: 113 DAG size of output 85 [2018-04-05 16:03:44,026 WARN L151 SmtUtils]: Spent 232ms on a formula simplification. DAG size of input: 118 DAG size of output 91 [2018-04-05 16:03:45,109 WARN L151 SmtUtils]: Spent 254ms on a formula simplification. DAG size of input: 111 DAG size of output 93 [2018-04-05 16:03:48,754 WARN L151 SmtUtils]: Spent 196ms on a formula simplification. DAG size of input: 105 DAG size of output 87 [2018-04-05 16:03:50,927 WARN L151 SmtUtils]: Spent 188ms on a formula simplification. DAG size of input: 109 DAG size of output 91 [2018-04-05 16:03:51,805 WARN L151 SmtUtils]: Spent 221ms on a formula simplification. DAG size of input: 104 DAG size of output 89 [2018-04-05 16:03:52,455 WARN L151 SmtUtils]: Spent 193ms on a formula simplification. DAG size of input: 102 DAG size of output 77 [2018-04-05 16:03:52,913 WARN L151 SmtUtils]: Spent 201ms on a formula simplification. DAG size of input: 107 DAG size of output 83 [2018-04-05 16:03:53,512 WARN L151 SmtUtils]: Spent 208ms on a formula simplification. DAG size of input: 100 DAG size of output 85 [2018-04-05 16:03:55,012 WARN L151 SmtUtils]: Spent 141ms on a formula simplification. DAG size of input: 94 DAG size of output 79 [2018-04-05 16:03:55,731 WARN L151 SmtUtils]: Spent 170ms on a formula simplification. DAG size of input: 98 DAG size of output 83 [2018-04-05 16:03:56,551 WARN L151 SmtUtils]: Spent 130ms on a formula simplification. DAG size of input: 93 DAG size of output 81 [2018-04-05 16:03:56,930 WARN L151 SmtUtils]: Spent 145ms on a formula simplification. DAG size of input: 91 DAG size of output 69 [2018-04-05 16:03:57,367 WARN L151 SmtUtils]: Spent 171ms on a formula simplification. DAG size of input: 96 DAG size of output 75 [2018-04-05 16:03:57,891 WARN L151 SmtUtils]: Spent 147ms on a formula simplification. DAG size of input: 89 DAG size of output 77 [2018-04-05 16:03:58,639 WARN L151 SmtUtils]: Spent 116ms on a formula simplification. DAG size of input: 83 DAG size of output 71 [2018-04-05 16:03:59,226 WARN L151 SmtUtils]: Spent 133ms on a formula simplification. DAG size of input: 87 DAG size of output 75 [2018-04-05 16:04:01,713 WARN L151 SmtUtils]: Spent 116ms on a formula simplification. DAG size of input: 82 DAG size of output 73 [2018-04-05 16:04:02,141 WARN L151 SmtUtils]: Spent 135ms on a formula simplification. DAG size of input: 80 DAG size of output 61 [2018-04-05 16:04:02,615 WARN L151 SmtUtils]: Spent 147ms on a formula simplification. DAG size of input: 85 DAG size of output 67 [2018-04-05 16:04:05,811 WARN L151 SmtUtils]: Spent 158ms on a formula simplification. DAG size of input: 78 DAG size of output 69 [2018-04-05 16:04:08,578 WARN L151 SmtUtils]: Spent 148ms on a formula simplification. DAG size of input: 72 DAG size of output 63 [2018-04-05 16:04:09,538 WARN L151 SmtUtils]: Spent 164ms on a formula simplification. DAG size of input: 76 DAG size of output 67 [2018-04-05 16:04:10,074 WARN L151 SmtUtils]: Spent 142ms on a formula simplification. DAG size of input: 71 DAG size of output 65 [2018-04-05 16:04:10,662 WARN L151 SmtUtils]: Spent 176ms on a formula simplification. DAG size of input: 69 DAG size of output 53 [2018-04-05 16:04:11,210 WARN L151 SmtUtils]: Spent 202ms on a formula simplification. DAG size of input: 74 DAG size of output 59 [2018-04-05 16:04:12,062 WARN L151 SmtUtils]: Spent 130ms on a formula simplification. DAG size of input: 67 DAG size of output 61 [2018-04-05 16:04:13,175 WARN L151 SmtUtils]: Spent 132ms on a formula simplification. DAG size of input: 65 DAG size of output 59 [2018-04-05 16:04:13,853 WARN L151 SmtUtils]: Spent 264ms on a formula simplification. DAG size of input: 60 DAG size of output 57 [2018-04-05 16:04:14,576 WARN L151 SmtUtils]: Spent 262ms on a formula simplification. DAG size of input: 58 DAG size of output 45 [2018-04-05 16:04:15,000 WARN L151 SmtUtils]: Spent 123ms on a formula simplification. DAG size of input: 63 DAG size of output 51 [2018-04-05 16:04:15,414 WARN L151 SmtUtils]: Spent 104ms on a formula simplification. DAG size of input: 56 DAG size of output 53 [2018-04-05 16:04:23,455 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-05 16:04:23,455 INFO L93 Difference]: Finished difference Result 375 states and 392 transitions. [2018-04-05 16:04:23,455 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 192 states. [2018-04-05 16:04:23,455 INFO L78 Accepts]: Start accepts. Automaton has 90 states. Word has length 195 [2018-04-05 16:04:23,456 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-05 16:04:23,458 INFO L225 Difference]: With dead ends: 375 [2018-04-05 16:04:23,458 INFO L226 Difference]: Without dead ends: 374 [2018-04-05 16:04:23,465 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 577 GetRequests, 301 SyntacticMatches, 0 SemanticMatches, 276 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20243 ImplicationChecksByTransitivity, 187.5s TimeCoverageRelationStatistics Valid=9236, Invalid=67767, Unknown=3, NotChecked=0, Total=77006 [2018-04-05 16:04:23,465 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 374 states. [2018-04-05 16:04:23,495 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 374 to 374. [2018-04-05 16:04:23,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 374 states. [2018-04-05 16:04:23,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 374 states to 374 states and 376 transitions. [2018-04-05 16:04:23,498 INFO L78 Accepts]: Start accepts. Automaton has 374 states and 376 transitions. Word has length 195 [2018-04-05 16:04:23,499 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-05 16:04:23,500 INFO L459 AbstractCegarLoop]: Abstraction has 374 states and 376 transitions. [2018-04-05 16:04:23,500 INFO L460 AbstractCegarLoop]: Interpolant automaton has 90 states. [2018-04-05 16:04:23,500 INFO L276 IsEmpty]: Start isEmpty. Operand 374 states and 376 transitions. [2018-04-05 16:04:23,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 372 [2018-04-05 16:04:23,505 INFO L347 BasicCegarLoop]: Found error trace [2018-04-05 16:04:23,506 INFO L355 BasicCegarLoop]: trace histogram [32, 32, 32, 31, 31, 31, 31, 31, 31, 31, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-05 16:04:23,506 INFO L408 AbstractCegarLoop]: === Iteration 11 === [__U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__cmemrchrErr0RequiresViolation, __U_MULTI_fopenbsd_cmemrchr_alloca_true_valid_memsafety_true_termination_i__cmemrchrErr1RequiresViolation, mainErr0EnsuresViolationMEMORY_LEAK]=== [2018-04-05 16:04:23,506 INFO L82 PathProgramCache]: Analyzing trace with hash 896972718, now seen corresponding path program 5 times No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-05 16:04:23,520 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-05 16:04:23,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-05 16:04:23,800 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-05 16:04:23,828 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-04-05 16:04:23,829 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-05 16:04:23,833 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-05 16:04:23,833 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:13, output treesize:12 [2018-04-05 16:04:30,954 INFO L134 CoverageAnalysis]: Checked inductivity of 5239 backedges. 0 proven. 5239 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-05 16:04:30,954 INFO L314 TraceCheckSpWp]: Computing backward predicates... Received shutdown request... [2018-04-05 16:04:45,222 INFO L175 TraceCheckSpWp]: Timeout while computing interpolants [2018-04-05 16:04:45,223 WARN L519 AbstractCegarLoop]: Verification canceled [2018-04-05 16:04:45,228 WARN L197 ceAbstractionStarter]: Timeout [2018-04-05 16:04:45,229 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 05.04 04:04:45 BoogieIcfgContainer [2018-04-05 16:04:45,229 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-04-05 16:04:45,231 INFO L168 Benchmark]: Toolchain (without parser) took 288582.14 ms. Allocated memory was 304.1 MB in the beginning and 624.4 MB in the end (delta: 320.3 MB). Free memory was 240.2 MB in the beginning and 371.1 MB in the end (delta: -130.9 MB). Peak memory consumption was 189.4 MB. Max. memory is 5.3 GB. [2018-04-05 16:04:45,233 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 304.1 MB. Free memory is still 265.2 MB. There was no memory consumed. Max. memory is 5.3 GB. [2018-04-05 16:04:45,233 INFO L168 Benchmark]: CACSL2BoogieTranslator took 552.04 ms. Allocated memory is still 304.1 MB. Free memory was 240.2 MB in the beginning and 216.3 MB in the end (delta: 23.9 MB). Peak memory consumption was 23.9 MB. Max. memory is 5.3 GB. [2018-04-05 16:04:45,234 INFO L168 Benchmark]: Boogie Preprocessor took 120.26 ms. Allocated memory is still 304.1 MB. Free memory was 216.3 MB in the beginning and 214.3 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 5.3 GB. [2018-04-05 16:04:45,236 INFO L168 Benchmark]: RCFGBuilder took 1046.50 ms. Allocated memory was 304.1 MB in the beginning and 468.2 MB in the end (delta: 164.1 MB). Free memory was 214.3 MB in the beginning and 404.7 MB in the end (delta: -190.4 MB). Peak memory consumption was 22.7 MB. Max. memory is 5.3 GB. [2018-04-05 16:04:45,236 INFO L168 Benchmark]: TraceAbstraction took 286847.99 ms. Allocated memory was 468.2 MB in the beginning and 624.4 MB in the end (delta: 156.2 MB). Free memory was 404.7 MB in the beginning and 371.1 MB in the end (delta: 33.6 MB). Peak memory consumption was 189.8 MB. Max. memory is 5.3 GB. [2018-04-05 16:04:45,255 INFO L344 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 304.1 MB. Free memory is still 265.2 MB. There was no memory consumed. Max. memory is 5.3 GB. * CACSL2BoogieTranslator took 552.04 ms. Allocated memory is still 304.1 MB. Free memory was 240.2 MB in the beginning and 216.3 MB in the end (delta: 23.9 MB). Peak memory consumption was 23.9 MB. Max. memory is 5.3 GB. * Boogie Preprocessor took 120.26 ms. Allocated memory is still 304.1 MB. Free memory was 216.3 MB in the beginning and 214.3 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 5.3 GB. * RCFGBuilder took 1046.50 ms. Allocated memory was 304.1 MB in the beginning and 468.2 MB in the end (delta: 164.1 MB). Free memory was 214.3 MB in the beginning and 404.7 MB in the end (delta: -190.4 MB). Peak memory consumption was 22.7 MB. Max. memory is 5.3 GB. * TraceAbstraction took 286847.99 ms. Allocated memory was 468.2 MB in the beginning and 624.4 MB in the end (delta: 156.2 MB). Free memory was 404.7 MB in the beginning and 371.1 MB in the end (delta: 33.6 MB). Peak memory consumption was 189.8 MB. Max. memory is 5.3 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - TimeoutResultAtElement [Line: 547]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 547). Cancelled while BasicCegarLoop was analyzing trace of length 372 with TraceHistMax 32, while TraceCheckSpWp was constructing backward predicates, while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 19. - TimeoutResultAtElement [Line: 547]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 547). Cancelled while BasicCegarLoop was analyzing trace of length 372 with TraceHistMax 32, while TraceCheckSpWp was constructing backward predicates, while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 19. - TimeoutResultAtElement [Line: 553]: Timeout (TraceAbstraction) Unable to prove that all allocated memory was freed (line 553). Cancelled while BasicCegarLoop was analyzing trace of length 372 with TraceHistMax 32, while TraceCheckSpWp was constructing backward predicates, while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 19. - StatisticsResult: Ultimate Automizer benchmark data CFG has 6 procedures, 67 locations, 3 error locations. TIMEOUT Result, 286.7s OverallTime, 11 OverallIterations, 32 TraceHistogramMax, 240.1s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 508 SDtfs, 4139 SDslu, 8328 SDs, 0 SdLazy, 7902 SolverSat, 986 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 14.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1640 GetRequests, 994 SyntacticMatches, 7 SemanticMatches, 639 ConstructedPredicates, 12 IntricatePredicates, 0 DeprecatedPredicates, 27406 ImplicationChecksByTransitivity, 246.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=374occurred in iteration=10, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 10 MinimizatonAttempts, 59 StatesRemovedByMinimization, 6 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 23.7s InterpolantComputationTime, 634 NumberOfCodeBlocks, 634 NumberOfCodeBlocksAsserted, 10 NumberOfCheckSat, 1248 ConstructedInterpolants, 124 QuantifiedInterpolants, 3369298 SizeOfPredicates, 86 NumberOfNonLiveVariables, 1598 ConjunctsInSsa, 379 ConjunctsInUnsatCore, 20 InterpolantComputations, 12 PerfectInterpolantSequences, 0/3046 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: Timeout Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/openbsd_cmemrchr-alloca_true-valid-memsafety_true-termination.i_svcomp-DerefFreeMemtrack-32bit-Automizer_Fixed_noBitfields+AI_EQ_SS.epf_AutomizerC.xml/Csv-Benchmark-0-2018-04-05_16-04-45-305.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/openbsd_cmemrchr-alloca_true-valid-memsafety_true-termination.i_svcomp-DerefFreeMemtrack-32bit-Automizer_Fixed_noBitfields+AI_EQ_SS.epf_AutomizerC.xml/Csv-TraceAbstractionBenchmarks-0-2018-04-05_16-04-45-305.csv Completed graceful shutdown