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 --cacsl2boogietranslator.bitprecise.bitfields false -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/cade18-smtinterpol/svcomp-DerefFreeMemtrack-32bit-Automizer_SmtInterpol_Array.epf -i ../../../trunk/examples/svcomp/array-memsafety/openbsd_cstrpbrk-alloca_true-valid-memsafety_true-termination.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-408c70d-m [2018-04-12 20:14:49,046 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-04-12 20:14:49,047 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-04-12 20:14:49,058 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-04-12 20:14:49,058 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-04-12 20:14:49,059 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-04-12 20:14:49,059 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-04-12 20:14:49,061 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-04-12 20:14:49,062 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-04-12 20:14:49,063 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-04-12 20:14:49,064 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-04-12 20:14:49,064 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-04-12 20:14:49,065 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-04-12 20:14:49,065 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-04-12 20:14:49,066 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-04-12 20:14:49,068 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-04-12 20:14:49,069 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-04-12 20:14:49,071 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-04-12 20:14:49,072 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-04-12 20:14:49,073 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-04-12 20:14:49,074 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2018-04-12 20:14:49,080 INFO L98 SettingsManager]: Beginning loading settings from /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/cade18-smtinterpol/svcomp-DerefFreeMemtrack-32bit-Automizer_SmtInterpol_Array.epf [2018-04-12 20:14:49,089 INFO L110 SettingsManager]: Loading preferences was successful [2018-04-12 20:14:49,089 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-04-12 20:14:49,090 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-04-12 20:14:49,090 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-04-12 20:14:49,090 INFO L133 SettingsManager]: * Use SBE=true [2018-04-12 20:14:49,090 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-04-12 20:14:49,090 INFO L133 SettingsManager]: * sizeof long=4 [2018-04-12 20:14:49,091 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-04-12 20:14:49,091 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-04-12 20:14:49,091 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-04-12 20:14:49,091 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-04-12 20:14:49,091 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2018-04-12 20:14:49,091 INFO L133 SettingsManager]: * Bitprecise bitfields=true [2018-04-12 20:14:49,091 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-04-12 20:14:49,091 INFO L133 SettingsManager]: * sizeof long double=12 [2018-04-12 20:14:49,092 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-04-12 20:14:49,092 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-04-12 20:14:49,092 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-04-12 20:14:49,092 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-04-12 20:14:49,092 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-04-12 20:14:49,092 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-04-12 20:14:49,092 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=Craig_TreeInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Bitprecise bitfields -> false [2018-04-12 20:14:49,121 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-04-12 20:14:49,131 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Parser(s) successfully (re)initialized [2018-04-12 20:14:49,135 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-04-12 20:14:49,136 INFO L271 PluginConnector]: Initializing CDTParser... [2018-04-12 20:14:49,136 INFO L276 PluginConnector]: CDTParser initialized [2018-04-12 20:14:49,137 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/array-memsafety/openbsd_cstrpbrk-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:14:49,505 INFO L225 CDTParser]: Created temporary CDT project at /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/data/FLAG382c2de78 [2018-04-12 20:14:49,629 INFO L287 CDTParser]: IsIndexed: true [2018-04-12 20:14:49,630 INFO L288 CDTParser]: Found 1 translation units. [2018-04-12 20:14:49,631 INFO L168 CDTParser]: Scanning openbsd_cstrpbrk-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:14:49,637 INFO L210 ultiparseSymbolTable]: Include resolver: [2018-04-12 20:14:49,638 INFO L215 ultiparseSymbolTable]: [2018-04-12 20:14:49,638 INFO L218 ultiparseSymbolTable]: Function table: [2018-04-12 20:14:49,638 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i____bswap_64 ('__bswap_64') in openbsd_cstrpbrk-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:14:49,638 INFO L221 ultiparseSymbolTable]: Function definition of null ('main') in openbsd_cstrpbrk-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:14:49,638 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i____bswap_32 ('__bswap_32') in openbsd_cstrpbrk-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:14:49,638 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrk ('cstrpbrk') in openbsd_cstrpbrk-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:14:49,638 INFO L227 ultiparseSymbolTable]: Global variable table: [2018-04-12 20:14:49,638 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__uint in openbsd_cstrpbrk-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:14:49,639 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__pthread_t in openbsd_cstrpbrk-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:14:49,639 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__u_int8_t in openbsd_cstrpbrk-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:14:49,639 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__nlink_t in openbsd_cstrpbrk-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:14:49,639 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i____fd_mask in openbsd_cstrpbrk-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:14:49,639 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i____u_int in openbsd_cstrpbrk-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:14:49,639 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__loff_t in openbsd_cstrpbrk-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:14:49,639 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i____key_t in openbsd_cstrpbrk-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:14:49,639 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i____uint8_t in openbsd_cstrpbrk-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:14:49,639 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__pthread_attr_t in openbsd_cstrpbrk-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:14:49,639 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i____uid_t in openbsd_cstrpbrk-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:14:49,640 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i____int64_t in openbsd_cstrpbrk-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:14:49,640 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i____sig_atomic_t in openbsd_cstrpbrk-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:14:49,640 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i____uint64_t in openbsd_cstrpbrk-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:14:49,640 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__wchar_t in openbsd_cstrpbrk-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:14:49,640 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i____useconds_t in openbsd_cstrpbrk-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:14:49,640 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i____blkcnt_t in openbsd_cstrpbrk-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:14:49,640 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i____sigset_t in openbsd_cstrpbrk-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:14:49,640 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__pthread_cond_t in openbsd_cstrpbrk-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:14:49,640 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i____fsword_t in openbsd_cstrpbrk-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:14:49,640 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__u_int16_t in openbsd_cstrpbrk-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:14:49,641 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__ssize_t in openbsd_cstrpbrk-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:14:49,641 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i____clockid_t in openbsd_cstrpbrk-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:14:49,641 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__quad_t in openbsd_cstrpbrk-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:14:49,641 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i____ino_t in openbsd_cstrpbrk-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:14:49,641 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__pthread_once_t in openbsd_cstrpbrk-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:14:49,641 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__dev_t in openbsd_cstrpbrk-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:14:49,641 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__id_t in openbsd_cstrpbrk-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:14:49,641 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__pthread_spinlock_t in openbsd_cstrpbrk-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:14:49,641 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__int32_t in openbsd_cstrpbrk-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:14:49,641 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i____ssize_t in openbsd_cstrpbrk-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:14:49,641 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i____socklen_t in openbsd_cstrpbrk-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:14:49,641 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i____quad_t in openbsd_cstrpbrk-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:14:49,641 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i____ino64_t in openbsd_cstrpbrk-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:14:49,641 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__off_t in openbsd_cstrpbrk-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:14:49,642 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i____u_quad_t in openbsd_cstrpbrk-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:14:49,642 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i____nlink_t in openbsd_cstrpbrk-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:14:49,642 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__pthread_barrier_t in openbsd_cstrpbrk-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:14:49,642 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i____off_t in openbsd_cstrpbrk-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:14:49,642 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i____blkcnt64_t in openbsd_cstrpbrk-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:14:49,642 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__pthread_rwlockattr_t in openbsd_cstrpbrk-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:14:49,642 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__fd_mask in openbsd_cstrpbrk-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:14:49,642 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__fsfilcnt_t in openbsd_cstrpbrk-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:14:49,642 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i____fsblkcnt64_t in openbsd_cstrpbrk-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:14:49,642 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__u_int32_t in openbsd_cstrpbrk-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:14:49,643 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__key_t in openbsd_cstrpbrk-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:14:49,643 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__timer_t in openbsd_cstrpbrk-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:14:49,643 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__clockid_t in openbsd_cstrpbrk-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:14:49,643 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i____off64_t in openbsd_cstrpbrk-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:14:49,643 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i____int32_t in openbsd_cstrpbrk-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:14:49,643 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i____pid_t in openbsd_cstrpbrk-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:14:49,643 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__pthread_mutexattr_t in openbsd_cstrpbrk-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:14:49,643 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i____syscall_ulong_t in openbsd_cstrpbrk-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:14:49,643 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__u_int in openbsd_cstrpbrk-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:14:49,643 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__fsblkcnt_t in openbsd_cstrpbrk-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:14:49,643 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i____gid_t in openbsd_cstrpbrk-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:14:49,644 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i____timer_t in openbsd_cstrpbrk-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:14:49,644 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__fd_set in openbsd_cstrpbrk-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:14:49,644 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i____id_t in openbsd_cstrpbrk-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:14:49,644 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__lldiv_t in openbsd_cstrpbrk-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:14:49,644 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__uid_t in openbsd_cstrpbrk-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:14:49,644 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i____u_char in openbsd_cstrpbrk-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:14:49,644 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i____suseconds_t in openbsd_cstrpbrk-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:14:49,644 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__time_t in openbsd_cstrpbrk-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:14:49,644 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__pthread_key_t in openbsd_cstrpbrk-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:14:49,644 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__pthread_rwlock_t in openbsd_cstrpbrk-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:14:49,645 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i____caddr_t in openbsd_cstrpbrk-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:14:49,645 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i____dev_t in openbsd_cstrpbrk-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:14:49,645 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i____fsblkcnt_t in openbsd_cstrpbrk-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:14:49,645 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__int16_t in openbsd_cstrpbrk-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:14:49,645 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__mode_t in openbsd_cstrpbrk-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:14:49,645 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i____rlim_t in openbsd_cstrpbrk-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:14:49,645 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__caddr_t in openbsd_cstrpbrk-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:14:49,645 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i____pthread_list_t in openbsd_cstrpbrk-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:14:49,645 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__pthread_barrierattr_t in openbsd_cstrpbrk-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:14:49,645 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__blkcnt_t in openbsd_cstrpbrk-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:14:49,645 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__ulong in openbsd_cstrpbrk-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:14:49,646 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__u_char in openbsd_cstrpbrk-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:14:49,646 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__div_t in openbsd_cstrpbrk-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:14:49,646 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i____u_long in openbsd_cstrpbrk-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:14:49,646 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i____int16_t in openbsd_cstrpbrk-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:14:49,646 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__size_t in openbsd_cstrpbrk-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:14:49,646 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i____intptr_t in openbsd_cstrpbrk-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:14:49,646 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__blksize_t in openbsd_cstrpbrk-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:14:49,646 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i____mode_t in openbsd_cstrpbrk-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:14:49,646 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__sigset_t in openbsd_cstrpbrk-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:14:49,646 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i____uint32_t in openbsd_cstrpbrk-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:14:49,646 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__ino_t in openbsd_cstrpbrk-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:14:49,646 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__clock_t in openbsd_cstrpbrk-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:14:49,647 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__pid_t in openbsd_cstrpbrk-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:14:49,647 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__gid_t in openbsd_cstrpbrk-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:14:49,647 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i____fsid_t in openbsd_cstrpbrk-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:14:49,647 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__u_short in openbsd_cstrpbrk-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:14:49,647 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__int8_t in openbsd_cstrpbrk-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:14:49,647 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__u_int64_t in openbsd_cstrpbrk-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:14:49,647 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__daddr_t in openbsd_cstrpbrk-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:14:49,647 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__u_long in openbsd_cstrpbrk-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:14:49,647 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i____syscall_slong_t in openbsd_cstrpbrk-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:14:49,647 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__ldiv_t in openbsd_cstrpbrk-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:14:49,647 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__register_t in openbsd_cstrpbrk-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:14:49,647 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__pthread_mutex_t in openbsd_cstrpbrk-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:14:49,647 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i____fsfilcnt64_t in openbsd_cstrpbrk-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:14:49,647 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__int64_t in openbsd_cstrpbrk-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:14:49,647 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i____u_short in openbsd_cstrpbrk-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:14:49,647 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__suseconds_t in openbsd_cstrpbrk-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:14:49,647 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i____fsfilcnt_t in openbsd_cstrpbrk-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:14:49,647 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__u_quad_t in openbsd_cstrpbrk-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:14:49,647 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__ushort in openbsd_cstrpbrk-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:14:49,648 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__fsid_t in openbsd_cstrpbrk-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:14:49,648 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i____int8_t in openbsd_cstrpbrk-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:14:49,648 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i____time_t in openbsd_cstrpbrk-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:14:49,648 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i____loff_t in openbsd_cstrpbrk-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:14:49,648 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i____daddr_t in openbsd_cstrpbrk-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:14:49,648 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i____clock_t in openbsd_cstrpbrk-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:14:49,648 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i____qaddr_t in openbsd_cstrpbrk-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:14:49,648 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i____WAIT_STATUS in openbsd_cstrpbrk-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:14:49,648 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i____rlim64_t in openbsd_cstrpbrk-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:14:49,648 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__pthread_condattr_t in openbsd_cstrpbrk-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:14:49,648 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i____uint16_t in openbsd_cstrpbrk-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:14:49,648 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i____blksize_t in openbsd_cstrpbrk-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:14:49,667 INFO L330 CDTParser]: Deleted temporary CDT project at /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/data/FLAG382c2de78 [2018-04-12 20:14:49,670 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-04-12 20:14:49,671 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-04-12 20:14:49,672 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-04-12 20:14:49,672 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-04-12 20:14:49,675 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-04-12 20:14:49,676 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.04 08:14:49" (1/1) ... [2018-04-12 20:14:49,677 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2e7e17d6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.04 08:14:49, skipping insertion in model container [2018-04-12 20:14:49,678 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.04 08:14:49" (1/1) ... [2018-04-12 20:14:49,688 INFO L167 Dispatcher]: Using SV-COMP mode [2018-04-12 20:14:49,711 INFO L167 Dispatcher]: Using SV-COMP mode [2018-04-12 20:14:49,832 INFO L175 PostProcessor]: Settings: Checked method=main [2018-04-12 20:14:49,869 INFO L175 PostProcessor]: Settings: Checked method=main [2018-04-12 20:14:49,875 INFO L100 SccComputation]: Graph consists of 0 InCaSumBalls and 112 non ball SCCs. Number of states in SCCs 112. [2018-04-12 20:14:49,902 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.04 08:14:49 WrapperNode [2018-04-12 20:14:49,902 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-04-12 20:14:49,902 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-04-12 20:14:49,903 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-04-12 20:14:49,903 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-04-12 20:14:49,910 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.04 08:14:49" (1/1) ... [2018-04-12 20:14:49,911 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.04 08:14:49" (1/1) ... [2018-04-12 20:14:49,922 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.04 08:14:49" (1/1) ... [2018-04-12 20:14:49,922 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.04 08:14:49" (1/1) ... [2018-04-12 20:14:49,928 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.04 08:14:49" (1/1) ... [2018-04-12 20:14:49,932 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.04 08:14:49" (1/1) ... [2018-04-12 20:14:49,934 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.04 08:14:49" (1/1) ... [2018-04-12 20:14:49,938 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-04-12 20:14:49,938 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-04-12 20:14:49,938 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-04-12 20:14:49,938 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-04-12 20:14:49,939 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.04 08:14:49" (1/1) ... No working directory specified, using /home/ultimate/work/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 [2018-04-12 20:14:50,031 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-04-12 20:14:50,031 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-04-12 20:14:50,031 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i____bswap_32 [2018-04-12 20:14:50,032 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i____bswap_64 [2018-04-12 20:14:50,032 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrk [2018-04-12 20:14:50,032 INFO L136 BoogieDeclarations]: Found implementation of procedure main [2018-04-12 20:14:50,032 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i____bswap_32 [2018-04-12 20:14:50,032 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i____bswap_64 [2018-04-12 20:14:50,032 INFO L128 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2018-04-12 20:14:50,032 INFO L128 BoogieDeclarations]: Found specification of procedure atof [2018-04-12 20:14:50,032 INFO L128 BoogieDeclarations]: Found specification of procedure atoi [2018-04-12 20:14:50,032 INFO L128 BoogieDeclarations]: Found specification of procedure atol [2018-04-12 20:14:50,032 INFO L128 BoogieDeclarations]: Found specification of procedure atoll [2018-04-12 20:14:50,032 INFO L128 BoogieDeclarations]: Found specification of procedure strtod [2018-04-12 20:14:50,032 INFO L128 BoogieDeclarations]: Found specification of procedure strtof [2018-04-12 20:14:50,032 INFO L128 BoogieDeclarations]: Found specification of procedure strtold [2018-04-12 20:14:50,032 INFO L128 BoogieDeclarations]: Found specification of procedure strtol [2018-04-12 20:14:50,033 INFO L128 BoogieDeclarations]: Found specification of procedure strtoul [2018-04-12 20:14:50,033 INFO L128 BoogieDeclarations]: Found specification of procedure strtoq [2018-04-12 20:14:50,033 INFO L128 BoogieDeclarations]: Found specification of procedure strtouq [2018-04-12 20:14:50,033 INFO L128 BoogieDeclarations]: Found specification of procedure strtoll [2018-04-12 20:14:50,033 INFO L128 BoogieDeclarations]: Found specification of procedure strtoull [2018-04-12 20:14:50,033 INFO L128 BoogieDeclarations]: Found specification of procedure l64a [2018-04-12 20:14:50,033 INFO L128 BoogieDeclarations]: Found specification of procedure a64l [2018-04-12 20:14:50,033 INFO L128 BoogieDeclarations]: Found specification of procedure select [2018-04-12 20:14:50,033 INFO L128 BoogieDeclarations]: Found specification of procedure pselect [2018-04-12 20:14:50,034 INFO L128 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2018-04-12 20:14:50,034 INFO L128 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2018-04-12 20:14:50,034 INFO L128 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2018-04-12 20:14:50,034 INFO L128 BoogieDeclarations]: Found specification of procedure random [2018-04-12 20:14:50,034 INFO L128 BoogieDeclarations]: Found specification of procedure srandom [2018-04-12 20:14:50,034 INFO L128 BoogieDeclarations]: Found specification of procedure initstate [2018-04-12 20:14:50,034 INFO L128 BoogieDeclarations]: Found specification of procedure setstate [2018-04-12 20:14:50,034 INFO L128 BoogieDeclarations]: Found specification of procedure random_r [2018-04-12 20:14:50,035 INFO L128 BoogieDeclarations]: Found specification of procedure srandom_r [2018-04-12 20:14:50,035 INFO L128 BoogieDeclarations]: Found specification of procedure initstate_r [2018-04-12 20:14:50,035 INFO L128 BoogieDeclarations]: Found specification of procedure setstate_r [2018-04-12 20:14:50,035 INFO L128 BoogieDeclarations]: Found specification of procedure rand [2018-04-12 20:14:50,035 INFO L128 BoogieDeclarations]: Found specification of procedure srand [2018-04-12 20:14:50,035 INFO L128 BoogieDeclarations]: Found specification of procedure rand_r [2018-04-12 20:14:50,035 INFO L128 BoogieDeclarations]: Found specification of procedure drand48 [2018-04-12 20:14:50,035 INFO L128 BoogieDeclarations]: Found specification of procedure erand48 [2018-04-12 20:14:50,036 INFO L128 BoogieDeclarations]: Found specification of procedure lrand48 [2018-04-12 20:14:50,036 INFO L128 BoogieDeclarations]: Found specification of procedure nrand48 [2018-04-12 20:14:50,036 INFO L128 BoogieDeclarations]: Found specification of procedure mrand48 [2018-04-12 20:14:50,036 INFO L128 BoogieDeclarations]: Found specification of procedure jrand48 [2018-04-12 20:14:50,036 INFO L128 BoogieDeclarations]: Found specification of procedure srand48 [2018-04-12 20:14:50,036 INFO L128 BoogieDeclarations]: Found specification of procedure seed48 [2018-04-12 20:14:50,036 INFO L128 BoogieDeclarations]: Found specification of procedure lcong48 [2018-04-12 20:14:50,036 INFO L128 BoogieDeclarations]: Found specification of procedure drand48_r [2018-04-12 20:14:50,036 INFO L128 BoogieDeclarations]: Found specification of procedure erand48_r [2018-04-12 20:14:50,037 INFO L128 BoogieDeclarations]: Found specification of procedure lrand48_r [2018-04-12 20:14:50,037 INFO L128 BoogieDeclarations]: Found specification of procedure nrand48_r [2018-04-12 20:14:50,037 INFO L128 BoogieDeclarations]: Found specification of procedure mrand48_r [2018-04-12 20:14:50,037 INFO L128 BoogieDeclarations]: Found specification of procedure jrand48_r [2018-04-12 20:14:50,037 INFO L128 BoogieDeclarations]: Found specification of procedure srand48_r [2018-04-12 20:14:50,037 INFO L128 BoogieDeclarations]: Found specification of procedure seed48_r [2018-04-12 20:14:50,037 INFO L128 BoogieDeclarations]: Found specification of procedure lcong48_r [2018-04-12 20:14:50,037 INFO L128 BoogieDeclarations]: Found specification of procedure malloc [2018-04-12 20:14:50,037 INFO L128 BoogieDeclarations]: Found specification of procedure calloc [2018-04-12 20:14:50,037 INFO L128 BoogieDeclarations]: Found specification of procedure realloc [2018-04-12 20:14:50,038 INFO L128 BoogieDeclarations]: Found specification of procedure free [2018-04-12 20:14:50,038 INFO L128 BoogieDeclarations]: Found specification of procedure cfree [2018-04-12 20:14:50,038 INFO L128 BoogieDeclarations]: Found specification of procedure alloca [2018-04-12 20:14:50,038 INFO L128 BoogieDeclarations]: Found specification of procedure valloc [2018-04-12 20:14:50,038 INFO L128 BoogieDeclarations]: Found specification of procedure posix_memalign [2018-04-12 20:14:50,038 INFO L128 BoogieDeclarations]: Found specification of procedure abort [2018-04-12 20:14:50,038 INFO L128 BoogieDeclarations]: Found specification of procedure atexit [2018-04-12 20:14:50,038 INFO L128 BoogieDeclarations]: Found specification of procedure on_exit [2018-04-12 20:14:50,038 INFO L128 BoogieDeclarations]: Found specification of procedure exit [2018-04-12 20:14:50,038 INFO L128 BoogieDeclarations]: Found specification of procedure _Exit [2018-04-12 20:14:50,039 INFO L128 BoogieDeclarations]: Found specification of procedure getenv [2018-04-12 20:14:50,039 INFO L128 BoogieDeclarations]: Found specification of procedure putenv [2018-04-12 20:14:50,039 INFO L128 BoogieDeclarations]: Found specification of procedure setenv [2018-04-12 20:14:50,039 INFO L128 BoogieDeclarations]: Found specification of procedure unsetenv [2018-04-12 20:14:50,039 INFO L128 BoogieDeclarations]: Found specification of procedure clearenv [2018-04-12 20:14:50,039 INFO L128 BoogieDeclarations]: Found specification of procedure mktemp [2018-04-12 20:14:50,039 INFO L128 BoogieDeclarations]: Found specification of procedure mkstemp [2018-04-12 20:14:50,039 INFO L128 BoogieDeclarations]: Found specification of procedure mkstemps [2018-04-12 20:14:50,039 INFO L128 BoogieDeclarations]: Found specification of procedure mkdtemp [2018-04-12 20:14:50,040 INFO L128 BoogieDeclarations]: Found specification of procedure system [2018-04-12 20:14:50,040 INFO L128 BoogieDeclarations]: Found specification of procedure realpath [2018-04-12 20:14:50,040 INFO L128 BoogieDeclarations]: Found specification of procedure bsearch [2018-04-12 20:14:50,040 INFO L128 BoogieDeclarations]: Found specification of procedure qsort [2018-04-12 20:14:50,040 INFO L128 BoogieDeclarations]: Found specification of procedure abs [2018-04-12 20:14:50,040 INFO L128 BoogieDeclarations]: Found specification of procedure labs [2018-04-12 20:14:50,040 INFO L128 BoogieDeclarations]: Found specification of procedure llabs [2018-04-12 20:14:50,040 INFO L128 BoogieDeclarations]: Found specification of procedure div [2018-04-12 20:14:50,040 INFO L128 BoogieDeclarations]: Found specification of procedure ldiv [2018-04-12 20:14:50,041 INFO L128 BoogieDeclarations]: Found specification of procedure lldiv [2018-04-12 20:14:50,041 INFO L128 BoogieDeclarations]: Found specification of procedure ecvt [2018-04-12 20:14:50,041 INFO L128 BoogieDeclarations]: Found specification of procedure fcvt [2018-04-12 20:14:50,041 INFO L128 BoogieDeclarations]: Found specification of procedure gcvt [2018-04-12 20:14:50,041 INFO L128 BoogieDeclarations]: Found specification of procedure qecvt [2018-04-12 20:14:50,041 INFO L128 BoogieDeclarations]: Found specification of procedure qfcvt [2018-04-12 20:14:50,041 INFO L128 BoogieDeclarations]: Found specification of procedure qgcvt [2018-04-12 20:14:50,041 INFO L128 BoogieDeclarations]: Found specification of procedure ecvt_r [2018-04-12 20:14:50,041 INFO L128 BoogieDeclarations]: Found specification of procedure fcvt_r [2018-04-12 20:14:50,041 INFO L128 BoogieDeclarations]: Found specification of procedure qecvt_r [2018-04-12 20:14:50,041 INFO L128 BoogieDeclarations]: Found specification of procedure qfcvt_r [2018-04-12 20:14:50,042 INFO L128 BoogieDeclarations]: Found specification of procedure mblen [2018-04-12 20:14:50,042 INFO L128 BoogieDeclarations]: Found specification of procedure mbtowc [2018-04-12 20:14:50,042 INFO L128 BoogieDeclarations]: Found specification of procedure wctomb [2018-04-12 20:14:50,042 INFO L128 BoogieDeclarations]: Found specification of procedure mbstowcs [2018-04-12 20:14:50,042 INFO L128 BoogieDeclarations]: Found specification of procedure wcstombs [2018-04-12 20:14:50,042 INFO L128 BoogieDeclarations]: Found specification of procedure rpmatch [2018-04-12 20:14:50,042 INFO L128 BoogieDeclarations]: Found specification of procedure getsubopt [2018-04-12 20:14:50,042 INFO L128 BoogieDeclarations]: Found specification of procedure getloadavg [2018-04-12 20:14:50,042 INFO L128 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-04-12 20:14:50,043 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrk [2018-04-12 20:14:50,043 INFO L128 BoogieDeclarations]: Found specification of procedure read~int [2018-04-12 20:14:50,043 INFO L128 BoogieDeclarations]: Found specification of procedure main [2018-04-12 20:14:50,043 INFO L128 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-04-12 20:14:50,043 INFO L128 BoogieDeclarations]: Found specification of procedure write~int [2018-04-12 20:14:50,043 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-04-12 20:14:50,043 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-04-12 20:14:50,043 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-04-12 20:14:50,043 INFO L128 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2018-04-12 20:14:50,289 INFO L259 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-04-12 20:14:50,290 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.04 08:14:50 BoogieIcfgContainer [2018-04-12 20:14:50,290 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-04-12 20:14:50,290 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-04-12 20:14:50,291 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-04-12 20:14:50,292 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-04-12 20:14:50,292 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.04 08:14:49" (1/3) ... [2018-04-12 20:14:50,293 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@20c12e78 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.04 08:14:50, skipping insertion in model container [2018-04-12 20:14:50,293 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.04 08:14:49" (2/3) ... [2018-04-12 20:14:50,293 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@20c12e78 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.04 08:14:50, skipping insertion in model container [2018-04-12 20:14:50,293 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.04 08:14:50" (3/3) ... [2018-04-12 20:14:50,294 INFO L107 eAbstractionObserver]: Analyzing ICFG openbsd_cstrpbrk-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:14:50,299 INFO L131 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:Craig_TreeInterpolation Determinization: PREDICATE_ABSTRACTION [2018-04-12 20:14:50,304 INFO L143 ceAbstractionStarter]: Appying trace abstraction to program that has 9 error locations. [2018-04-12 20:14:50,326 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2018-04-12 20:14:50,326 INFO L369 AbstractCegarLoop]: Interprodecural is true [2018-04-12 20:14:50,327 INFO L370 AbstractCegarLoop]: Hoare is false [2018-04-12 20:14:50,327 INFO L371 AbstractCegarLoop]: Compute interpolants for Craig_TreeInterpolation [2018-04-12 20:14:50,327 INFO L372 AbstractCegarLoop]: Backedges is CANONICAL [2018-04-12 20:14:50,327 INFO L373 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-04-12 20:14:50,327 INFO L374 AbstractCegarLoop]: Difference is false [2018-04-12 20:14:50,327 INFO L375 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-04-12 20:14:50,327 INFO L380 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-04-12 20:14:50,327 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-04-12 20:14:50,334 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states. [2018-04-12 20:14:50,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-04-12 20:14:50,340 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 20:14:50,341 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-12 20:14:50,341 INFO L408 AbstractCegarLoop]: === Iteration 1 === [__U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrkErr0RequiresViolation, __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrkErr3RequiresViolation, __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrkErr1RequiresViolation, __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrkErr2RequiresViolation, mainErr3RequiresViolation, mainErr1RequiresViolation, mainErr2RequiresViolation, mainErr4EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation]=== [2018-04-12 20:14:50,343 INFO L82 PathProgramCache]: Analyzing trace with hash 121930495, now seen corresponding path program 1 times [2018-04-12 20:14:50,375 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-12 20:14:50,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 20:14:50,410 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 20:14:50,471 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 20:14:50,473 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-12 20:14:50,473 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-04-12 20:14:50,474 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-12 20:14:50,474 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 20:14:50,474 INFO L182 omatonBuilderFactory]: Interpolants [50#true, 51#false, 52#(= 1 (select |#valid| |main_#t~malloc8.base|)), 53#(= 1 (select |#valid| main_~nondetString1~0.base))] [2018-04-12 20:14:50,475 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 20:14:50,475 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-04-12 20:14:50,483 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-04-12 20:14:50,484 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-04-12 20:14:50,485 INFO L87 Difference]: Start difference. First operand 47 states. Second operand 4 states. [2018-04-12 20:14:50,551 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 20:14:50,552 INFO L93 Difference]: Finished difference Result 46 states and 50 transitions. [2018-04-12 20:14:50,552 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-04-12 20:14:50,553 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 13 [2018-04-12 20:14:50,553 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 20:14:50,558 INFO L225 Difference]: With dead ends: 46 [2018-04-12 20:14:50,558 INFO L226 Difference]: Without dead ends: 43 [2018-04-12 20:14:50,559 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-04-12 20:14:50,569 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 43 states. [2018-04-12 20:14:50,577 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 43 to 43. [2018-04-12 20:14:50,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 43 states. [2018-04-12 20:14:50,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 43 states and 47 transitions. [2018-04-12 20:14:50,579 INFO L78 Accepts]: Start accepts. Automaton has 43 states and 47 transitions. Word has length 13 [2018-04-12 20:14:50,580 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 20:14:50,580 INFO L459 AbstractCegarLoop]: Abstraction has 43 states and 47 transitions. [2018-04-12 20:14:50,580 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-04-12 20:14:50,580 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 47 transitions. [2018-04-12 20:14:50,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-04-12 20:14:50,580 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 20:14:50,580 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-12 20:14:50,580 INFO L408 AbstractCegarLoop]: === Iteration 2 === [__U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrkErr0RequiresViolation, __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrkErr3RequiresViolation, __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrkErr1RequiresViolation, __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrkErr2RequiresViolation, mainErr3RequiresViolation, mainErr1RequiresViolation, mainErr2RequiresViolation, mainErr4EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation]=== [2018-04-12 20:14:50,580 INFO L82 PathProgramCache]: Analyzing trace with hash 121930496, now seen corresponding path program 1 times [2018-04-12 20:14:50,581 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-12 20:14:50,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 20:14:50,590 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 20:14:50,669 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 20:14:50,669 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-12 20:14:50,670 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-04-12 20:14:50,670 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-12 20:14:50,670 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 20:14:50,670 INFO L182 omatonBuilderFactory]: Interpolants [145#true, 146#false, 147#(<= 1 main_~length1~0), 148#(and (= (select |#valid| |main_#t~malloc8.base|) 1) (<= 1 main_~length1~0) (= main_~length1~0 (select |#length| |main_#t~malloc8.base|)) (= 0 |main_#t~malloc8.offset|)), 149#(and (= main_~length1~0 (select |#length| main_~nondetString1~0.base)) (= (select |#valid| main_~nondetString1~0.base) 1) (<= 1 main_~length1~0) (= main_~nondetString1~0.offset 0)), 150#(and (= main_~length1~0 (select |#length| main_~nondetString1~0.base)) (<= 1 main_~length1~0) (= main_~nondetString1~0.offset 0))] [2018-04-12 20:14:50,670 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 20:14:50,671 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-04-12 20:14:50,672 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-04-12 20:14:50,672 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2018-04-12 20:14:50,672 INFO L87 Difference]: Start difference. First operand 43 states and 47 transitions. Second operand 6 states. [2018-04-12 20:14:50,718 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 20:14:50,718 INFO L93 Difference]: Finished difference Result 42 states and 46 transitions. [2018-04-12 20:14:50,718 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-04-12 20:14:50,718 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 13 [2018-04-12 20:14:50,718 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 20:14:50,719 INFO L225 Difference]: With dead ends: 42 [2018-04-12 20:14:50,719 INFO L226 Difference]: Without dead ends: 42 [2018-04-12 20:14:50,719 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=23, Unknown=0, NotChecked=0, Total=42 [2018-04-12 20:14:50,720 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 42 states. [2018-04-12 20:14:50,721 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 42 to 42. [2018-04-12 20:14:50,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 42 states. [2018-04-12 20:14:50,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 42 states and 46 transitions. [2018-04-12 20:14:50,722 INFO L78 Accepts]: Start accepts. Automaton has 42 states and 46 transitions. Word has length 13 [2018-04-12 20:14:50,723 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 20:14:50,723 INFO L459 AbstractCegarLoop]: Abstraction has 42 states and 46 transitions. [2018-04-12 20:14:50,723 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-04-12 20:14:50,723 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 46 transitions. [2018-04-12 20:14:50,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-04-12 20:14:50,723 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 20:14:50,723 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-12 20:14:50,723 INFO L408 AbstractCegarLoop]: === Iteration 3 === [__U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrkErr0RequiresViolation, __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrkErr3RequiresViolation, __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrkErr1RequiresViolation, __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrkErr2RequiresViolation, mainErr3RequiresViolation, mainErr1RequiresViolation, mainErr2RequiresViolation, mainErr4EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation]=== [2018-04-12 20:14:50,723 INFO L82 PathProgramCache]: Analyzing trace with hash -515121957, now seen corresponding path program 1 times [2018-04-12 20:14:50,724 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-12 20:14:50,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 20:14:50,732 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 20:14:50,747 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 20:14:50,747 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-12 20:14:50,747 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-04-12 20:14:50,747 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-12 20:14:50,747 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 20:14:50,747 INFO L182 omatonBuilderFactory]: Interpolants [240#(= 1 (select |#valid| main_~nondetString2~0.base)), 237#true, 238#false, 239#(= 1 (select |#valid| |main_#t~malloc9.base|))] [2018-04-12 20:14:50,748 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 20:14:50,748 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-04-12 20:14:50,748 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-04-12 20:14:50,748 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-04-12 20:14:50,748 INFO L87 Difference]: Start difference. First operand 42 states and 46 transitions. Second operand 4 states. [2018-04-12 20:14:50,804 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 20:14:50,804 INFO L93 Difference]: Finished difference Result 41 states and 45 transitions. [2018-04-12 20:14:50,804 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-04-12 20:14:50,804 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 14 [2018-04-12 20:14:50,805 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 20:14:50,805 INFO L225 Difference]: With dead ends: 41 [2018-04-12 20:14:50,805 INFO L226 Difference]: Without dead ends: 41 [2018-04-12 20:14:50,806 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-04-12 20:14:50,806 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 41 states. [2018-04-12 20:14:50,808 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 41 to 41. [2018-04-12 20:14:50,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 41 states. [2018-04-12 20:14:50,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 41 states and 45 transitions. [2018-04-12 20:14:50,809 INFO L78 Accepts]: Start accepts. Automaton has 41 states and 45 transitions. Word has length 14 [2018-04-12 20:14:50,809 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 20:14:50,809 INFO L459 AbstractCegarLoop]: Abstraction has 41 states and 45 transitions. [2018-04-12 20:14:50,809 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-04-12 20:14:50,810 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 45 transitions. [2018-04-12 20:14:50,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-04-12 20:14:50,810 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 20:14:50,810 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-12 20:14:50,810 INFO L408 AbstractCegarLoop]: === Iteration 4 === [__U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrkErr0RequiresViolation, __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrkErr3RequiresViolation, __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrkErr1RequiresViolation, __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrkErr2RequiresViolation, mainErr3RequiresViolation, mainErr1RequiresViolation, mainErr2RequiresViolation, mainErr4EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation]=== [2018-04-12 20:14:50,810 INFO L82 PathProgramCache]: Analyzing trace with hash -515121956, now seen corresponding path program 1 times [2018-04-12 20:14:50,811 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-12 20:14:50,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 20:14:50,822 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 20:14:50,860 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 20:14:50,860 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-12 20:14:50,860 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-04-12 20:14:50,860 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-12 20:14:50,861 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 20:14:50,861 INFO L182 omatonBuilderFactory]: Interpolants [325#true, 326#false, 327#(<= 1 main_~length2~0), 328#(and (= 0 |main_#t~malloc9.offset|) (= main_~length2~0 (select |#length| |main_#t~malloc9.base|)) (<= 1 main_~length2~0)), 329#(and (= main_~nondetString2~0.offset 0) (<= 1 main_~length2~0) (= main_~length2~0 (select |#length| main_~nondetString2~0.base)))] [2018-04-12 20:14:50,861 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 20:14:50,861 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-04-12 20:14:50,861 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-04-12 20:14:50,861 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-04-12 20:14:50,862 INFO L87 Difference]: Start difference. First operand 41 states and 45 transitions. Second operand 5 states. [2018-04-12 20:14:50,896 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 20:14:50,897 INFO L93 Difference]: Finished difference Result 40 states and 44 transitions. [2018-04-12 20:14:50,897 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-04-12 20:14:50,897 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 14 [2018-04-12 20:14:50,897 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 20:14:50,898 INFO L225 Difference]: With dead ends: 40 [2018-04-12 20:14:50,898 INFO L226 Difference]: Without dead ends: 40 [2018-04-12 20:14:50,898 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2018-04-12 20:14:50,899 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 40 states. [2018-04-12 20:14:50,900 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 40 to 40. [2018-04-12 20:14:50,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 40 states. [2018-04-12 20:14:50,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 40 states and 44 transitions. [2018-04-12 20:14:50,901 INFO L78 Accepts]: Start accepts. Automaton has 40 states and 44 transitions. Word has length 14 [2018-04-12 20:14:50,902 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 20:14:50,902 INFO L459 AbstractCegarLoop]: Abstraction has 40 states and 44 transitions. [2018-04-12 20:14:50,902 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-04-12 20:14:50,902 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 44 transitions. [2018-04-12 20:14:50,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-04-12 20:14:50,902 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 20:14:50,903 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-12 20:14:50,903 INFO L408 AbstractCegarLoop]: === Iteration 5 === [__U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrkErr0RequiresViolation, __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrkErr3RequiresViolation, __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrkErr1RequiresViolation, __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrkErr2RequiresViolation, mainErr3RequiresViolation, mainErr1RequiresViolation, mainErr2RequiresViolation, mainErr4EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation]=== [2018-04-12 20:14:50,903 INFO L82 PathProgramCache]: Analyzing trace with hash 408036158, now seen corresponding path program 1 times [2018-04-12 20:14:50,904 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-12 20:14:50,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 20:14:50,916 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 20:14:50,950 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 20:14:50,950 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-12 20:14:50,951 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-04-12 20:14:50,951 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-12 20:14:50,951 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 20:14:50,951 INFO L182 omatonBuilderFactory]: Interpolants [416#(= 1 (select |#valid| __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrk_~s1.base)), 417#(= 1 (select |#valid| |__U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrk_#t~post2.base|)), 412#true, 413#false, 414#(= 1 (select |#valid| main_~nondetString1~0.base)), 415#(= 1 (select |#valid| |__U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrk_#in~s1.base|))] [2018-04-12 20:14:50,951 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 20:14:50,952 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-04-12 20:14:50,952 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-04-12 20:14:50,952 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-04-12 20:14:50,952 INFO L87 Difference]: Start difference. First operand 40 states and 44 transitions. Second operand 6 states. [2018-04-12 20:14:51,013 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 20:14:51,013 INFO L93 Difference]: Finished difference Result 39 states and 43 transitions. [2018-04-12 20:14:51,013 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-04-12 20:14:51,013 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 19 [2018-04-12 20:14:51,013 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 20:14:51,014 INFO L225 Difference]: With dead ends: 39 [2018-04-12 20:14:51,014 INFO L226 Difference]: Without dead ends: 39 [2018-04-12 20:14:51,014 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2018-04-12 20:14:51,014 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 39 states. [2018-04-12 20:14:51,016 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 39 to 39. [2018-04-12 20:14:51,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 39 states. [2018-04-12 20:14:51,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 39 states and 43 transitions. [2018-04-12 20:14:51,017 INFO L78 Accepts]: Start accepts. Automaton has 39 states and 43 transitions. Word has length 19 [2018-04-12 20:14:51,018 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 20:14:51,018 INFO L459 AbstractCegarLoop]: Abstraction has 39 states and 43 transitions. [2018-04-12 20:14:51,018 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-04-12 20:14:51,018 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 43 transitions. [2018-04-12 20:14:51,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-04-12 20:14:51,018 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 20:14:51,019 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-12 20:14:51,019 INFO L408 AbstractCegarLoop]: === Iteration 6 === [__U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrkErr0RequiresViolation, __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrkErr3RequiresViolation, __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrkErr1RequiresViolation, __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrkErr2RequiresViolation, mainErr3RequiresViolation, mainErr1RequiresViolation, mainErr2RequiresViolation, mainErr4EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation]=== [2018-04-12 20:14:51,019 INFO L82 PathProgramCache]: Analyzing trace with hash 408036159, now seen corresponding path program 1 times [2018-04-12 20:14:51,019 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-12 20:14:51,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 20:14:51,030 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 20:14:51,090 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 20:14:51,090 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-12 20:14:51,090 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-04-12 20:14:51,090 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-12 20:14:51,091 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 20:14:51,091 INFO L182 omatonBuilderFactory]: Interpolants [500#true, 501#false, 502#(<= 1 main_~length1~0), 503#(and (<= 1 main_~length1~0) (= 0 |main_#t~malloc8.offset|)), 504#(and (<= 1 main_~length1~0) (= main_~nondetString1~0.offset 0)), 505#(and (<= (+ main_~nondetString1~0.offset 1) (select |#length| main_~nondetString1~0.base)) (= main_~nondetString1~0.offset 0)), 506#(and (<= 1 (select |#length| |__U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrk_#in~s1.base|)) (= 0 |__U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrk_#in~s1.offset|)), 507#(and (<= 1 (select |#length| __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrk_~s1.base)) (= 0 __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrk_~s1.offset)), 508#(and (= |__U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrk_#t~post2.offset| 0) (<= 1 (select |#length| |__U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrk_#t~post2.base|)))] [2018-04-12 20:14:51,091 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 20:14:51,091 INFO L442 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-04-12 20:14:51,091 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-04-12 20:14:51,091 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2018-04-12 20:14:51,091 INFO L87 Difference]: Start difference. First operand 39 states and 43 transitions. Second operand 9 states. [2018-04-12 20:14:51,180 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 20:14:51,180 INFO L93 Difference]: Finished difference Result 44 states and 49 transitions. [2018-04-12 20:14:51,180 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-04-12 20:14:51,181 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 19 [2018-04-12 20:14:51,181 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 20:14:51,181 INFO L225 Difference]: With dead ends: 44 [2018-04-12 20:14:51,181 INFO L226 Difference]: Without dead ends: 44 [2018-04-12 20:14:51,181 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=43, Invalid=139, Unknown=0, NotChecked=0, Total=182 [2018-04-12 20:14:51,182 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 44 states. [2018-04-12 20:14:51,183 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 44 to 42. [2018-04-12 20:14:51,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 42 states. [2018-04-12 20:14:51,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 42 states and 46 transitions. [2018-04-12 20:14:51,184 INFO L78 Accepts]: Start accepts. Automaton has 42 states and 46 transitions. Word has length 19 [2018-04-12 20:14:51,184 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 20:14:51,185 INFO L459 AbstractCegarLoop]: Abstraction has 42 states and 46 transitions. [2018-04-12 20:14:51,185 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-04-12 20:14:51,185 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 46 transitions. [2018-04-12 20:14:51,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-04-12 20:14:51,185 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 20:14:51,185 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-12 20:14:51,185 INFO L408 AbstractCegarLoop]: === Iteration 7 === [__U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrkErr0RequiresViolation, __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrkErr3RequiresViolation, __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrkErr1RequiresViolation, __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrkErr2RequiresViolation, mainErr3RequiresViolation, mainErr1RequiresViolation, mainErr2RequiresViolation, mainErr4EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation]=== [2018-04-12 20:14:51,186 INFO L82 PathProgramCache]: Analyzing trace with hash -1879477276, now seen corresponding path program 1 times [2018-04-12 20:14:51,186 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-12 20:14:51,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 20:14:51,195 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 20:14:51,224 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 20:14:51,224 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-12 20:14:51,224 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-04-12 20:14:51,224 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-12 20:14:51,225 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 20:14:51,225 INFO L182 omatonBuilderFactory]: Interpolants [608#(= 1 (select |#valid| |__U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrk_#in~s2.base|)), 609#(= 1 (select |#valid| __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrk_~s2.base)), 610#(= 1 (select |#valid| __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrk_~scanp~0.base)), 611#(= 1 (select |#valid| |__U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrk_#t~post4.base|)), 605#true, 606#false, 607#(= 1 (select |#valid| main_~nondetString2~0.base))] [2018-04-12 20:14:51,225 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 20:14:51,225 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-04-12 20:14:51,225 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-04-12 20:14:51,225 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-04-12 20:14:51,225 INFO L87 Difference]: Start difference. First operand 42 states and 46 transitions. Second operand 7 states. [2018-04-12 20:14:51,289 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 20:14:51,289 INFO L93 Difference]: Finished difference Result 46 states and 51 transitions. [2018-04-12 20:14:51,290 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-04-12 20:14:51,290 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 23 [2018-04-12 20:14:51,290 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 20:14:51,293 INFO L225 Difference]: With dead ends: 46 [2018-04-12 20:14:51,293 INFO L226 Difference]: Without dead ends: 46 [2018-04-12 20:14:51,293 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=29, Invalid=61, Unknown=0, NotChecked=0, Total=90 [2018-04-12 20:14:51,293 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 46 states. [2018-04-12 20:14:51,295 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 46 to 41. [2018-04-12 20:14:51,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 41 states. [2018-04-12 20:14:51,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 41 states and 45 transitions. [2018-04-12 20:14:51,296 INFO L78 Accepts]: Start accepts. Automaton has 41 states and 45 transitions. Word has length 23 [2018-04-12 20:14:51,297 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 20:14:51,297 INFO L459 AbstractCegarLoop]: Abstraction has 41 states and 45 transitions. [2018-04-12 20:14:51,297 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-04-12 20:14:51,297 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 45 transitions. [2018-04-12 20:14:51,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-04-12 20:14:51,297 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 20:14:51,298 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-12 20:14:51,298 INFO L408 AbstractCegarLoop]: === Iteration 8 === [__U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrkErr0RequiresViolation, __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrkErr3RequiresViolation, __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrkErr1RequiresViolation, __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrkErr2RequiresViolation, mainErr3RequiresViolation, mainErr1RequiresViolation, mainErr2RequiresViolation, mainErr4EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation]=== [2018-04-12 20:14:51,298 INFO L82 PathProgramCache]: Analyzing trace with hash -1879477275, now seen corresponding path program 1 times [2018-04-12 20:14:51,299 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-12 20:14:51,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 20:14:51,307 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 20:14:51,397 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 20:14:51,397 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-12 20:14:51,397 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2018-04-12 20:14:51,397 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-12 20:14:51,397 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 20:14:51,398 INFO L182 omatonBuilderFactory]: Interpolants [705#true, 706#false, 707#(<= 1 main_~length2~0), 708#(and (= 0 |main_#t~malloc9.offset|) (= main_~length2~0 (select |#length| |main_#t~malloc9.base|)) (<= 1 main_~length2~0)), 709#(and (= 0 main_~nondetString2~0.offset) (<= 1 main_~length2~0) (= main_~length2~0 (select |#length| main_~nondetString2~0.base))), 710#(and (= 0 main_~nondetString2~0.offset) (<= 1 (select |#length| main_~nondetString2~0.base))), 711#(and (<= 1 (select |#length| |__U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrk_#in~s2.base|)) (= 0 |__U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrk_#in~s2.offset|)), 712#(and (= 0 __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrk_~s2.offset) (<= 1 (select |#length| __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrk_~s2.base))), 713#(and (= 0 __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrk_~scanp~0.offset) (<= 1 (select |#length| __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrk_~scanp~0.base))), 714#(and (= |__U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrk_#t~post4.offset| 0) (<= 1 (select |#length| |__U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrk_#t~post4.base|)))] [2018-04-12 20:14:51,398 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 20:14:51,398 INFO L442 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-04-12 20:14:51,398 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-04-12 20:14:51,398 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2018-04-12 20:14:51,399 INFO L87 Difference]: Start difference. First operand 41 states and 45 transitions. Second operand 10 states. [2018-04-12 20:14:51,488 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 20:14:51,488 INFO L93 Difference]: Finished difference Result 45 states and 50 transitions. [2018-04-12 20:14:51,488 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-04-12 20:14:51,488 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 23 [2018-04-12 20:14:51,488 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 20:14:51,489 INFO L225 Difference]: With dead ends: 45 [2018-04-12 20:14:51,489 INFO L226 Difference]: Without dead ends: 45 [2018-04-12 20:14:51,489 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 24 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=42, Invalid=140, Unknown=0, NotChecked=0, Total=182 [2018-04-12 20:14:51,489 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 45 states. [2018-04-12 20:14:51,491 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 45 to 43. [2018-04-12 20:14:51,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 43 states. [2018-04-12 20:14:51,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 43 states and 47 transitions. [2018-04-12 20:14:51,492 INFO L78 Accepts]: Start accepts. Automaton has 43 states and 47 transitions. Word has length 23 [2018-04-12 20:14:51,492 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 20:14:51,492 INFO L459 AbstractCegarLoop]: Abstraction has 43 states and 47 transitions. [2018-04-12 20:14:51,492 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-04-12 20:14:51,492 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 47 transitions. [2018-04-12 20:14:51,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-04-12 20:14:51,493 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 20:14:51,493 INFO L355 BasicCegarLoop]: trace histogram [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] [2018-04-12 20:14:51,493 INFO L408 AbstractCegarLoop]: === Iteration 9 === [__U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrkErr0RequiresViolation, __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrkErr3RequiresViolation, __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrkErr1RequiresViolation, __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrkErr2RequiresViolation, mainErr3RequiresViolation, mainErr1RequiresViolation, mainErr2RequiresViolation, mainErr4EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation]=== [2018-04-12 20:14:51,493 INFO L82 PathProgramCache]: Analyzing trace with hash 1201678180, now seen corresponding path program 1 times [2018-04-12 20:14:51,494 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-12 20:14:51,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 20:14:51,506 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 20:14:51,630 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 20:14:51,630 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-12 20:14:51,630 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2018-04-12 20:14:51,630 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-12 20:14:51,630 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 20:14:51,630 INFO L182 omatonBuilderFactory]: Interpolants [811#true, 812#false, 813#(and (<= 1 main_~length1~0) (<= main_~length1~0 1)), 814#(and (= (select |#valid| |main_#t~malloc8.base|) 1) (<= 1 main_~length1~0) (<= main_~length1~0 1) (= 0 |main_#t~malloc8.offset|)), 815#(and (= (select |#valid| main_~nondetString1~0.base) 1) (<= 1 main_~length1~0) (<= main_~length1~0 1) (= main_~nondetString1~0.offset 0)), 816#(and (not (= main_~nondetString1~0.base |main_#t~malloc9.base|)) (<= 1 main_~length1~0) (<= main_~length1~0 1) (= main_~nondetString1~0.offset 0)), 817#(and (<= 1 main_~length1~0) (not (= main_~nondetString1~0.base main_~nondetString2~0.base)) (<= main_~length1~0 1) (= main_~nondetString1~0.offset 0)), 818#(and (= 0 (select (select |#memory_int| main_~nondetString1~0.base) main_~nondetString1~0.offset)) (not (= main_~nondetString1~0.base main_~nondetString2~0.base)) (= main_~nondetString1~0.offset 0)), 819#(= 0 (select (select |#memory_int| |__U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrk_#in~s1.base|) |__U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrk_#in~s1.offset|)), 820#(= 0 (select (select |#memory_int| __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrk_~s1.base) __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrk_~s1.offset)), 821#(= 0 (select (select |#memory_int| |__U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrk_#t~post2.base|) |__U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrk_#t~post2.offset|)), 822#(= 0 |__U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrk_#t~mem3|), 823#(= __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrk_~c~0 0)] [2018-04-12 20:14:51,630 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 20:14:51,631 INFO L442 AbstractCegarLoop]: Interpolant automaton has 13 states [2018-04-12 20:14:51,631 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2018-04-12 20:14:51,631 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=129, Unknown=0, NotChecked=0, Total=156 [2018-04-12 20:14:51,631 INFO L87 Difference]: Start difference. First operand 43 states and 47 transitions. Second operand 13 states. [2018-04-12 20:14:51,839 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 20:14:51,840 INFO L93 Difference]: Finished difference Result 69 states and 73 transitions. [2018-04-12 20:14:51,840 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2018-04-12 20:14:51,840 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 28 [2018-04-12 20:14:51,840 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 20:14:51,840 INFO L225 Difference]: With dead ends: 69 [2018-04-12 20:14:51,840 INFO L226 Difference]: Without dead ends: 69 [2018-04-12 20:14:51,841 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 90 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=100, Invalid=452, Unknown=0, NotChecked=0, Total=552 [2018-04-12 20:14:51,841 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 69 states. [2018-04-12 20:14:51,842 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 69 to 60. [2018-04-12 20:14:51,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 60 states. [2018-04-12 20:14:51,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 60 states and 65 transitions. [2018-04-12 20:14:51,843 INFO L78 Accepts]: Start accepts. Automaton has 60 states and 65 transitions. Word has length 28 [2018-04-12 20:14:51,843 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 20:14:51,843 INFO L459 AbstractCegarLoop]: Abstraction has 60 states and 65 transitions. [2018-04-12 20:14:51,843 INFO L460 AbstractCegarLoop]: Interpolant automaton has 13 states. [2018-04-12 20:14:51,843 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 65 transitions. [2018-04-12 20:14:51,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-04-12 20:14:51,844 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 20:14:51,844 INFO L355 BasicCegarLoop]: trace histogram [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] [2018-04-12 20:14:51,844 INFO L408 AbstractCegarLoop]: === Iteration 10 === [__U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrkErr0RequiresViolation, __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrkErr3RequiresViolation, __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrkErr1RequiresViolation, __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrkErr2RequiresViolation, mainErr3RequiresViolation, mainErr1RequiresViolation, mainErr2RequiresViolation, mainErr4EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation]=== [2018-04-12 20:14:51,844 INFO L82 PathProgramCache]: Analyzing trace with hash 1420532898, now seen corresponding path program 1 times [2018-04-12 20:14:51,844 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-12 20:14:51,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 20:14:51,853 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 20:14:52,005 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 20:14:52,005 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-12 20:14:52,005 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [14] total 14 [2018-04-12 20:14:52,005 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-12 20:14:52,006 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 20:14:52,006 INFO L182 omatonBuilderFactory]: Interpolants [975#true, 976#false, 977#(<= 1 main_~length1~0), 978#(and (= (select |#valid| |main_#t~malloc8.base|) 1) (<= 1 main_~length1~0) (= 0 |main_#t~malloc8.offset|)), 979#(and (= 0 main_~nondetString1~0.offset) (= (select |#valid| main_~nondetString1~0.base) 1) (<= 1 main_~length1~0)), 980#(and (not (= main_~nondetString1~0.base |main_#t~malloc9.base|)) (= 0 main_~nondetString1~0.offset) (<= 1 main_~length1~0)), 981#(and (= 0 main_~nondetString1~0.offset) (<= 1 main_~length1~0) (not (= main_~nondetString1~0.base main_~nondetString2~0.base))), 982#(and (= 0 main_~nondetString1~0.offset) (or (= 0 (select (select |#memory_int| main_~nondetString1~0.base) main_~nondetString1~0.offset)) (<= 2 (select |#length| main_~nondetString1~0.base))) (not (= main_~nondetString1~0.base main_~nondetString2~0.base))), 983#(and (or (= 0 (select (select |#memory_int| |__U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrk_#in~s1.base|) |__U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrk_#in~s1.offset|)) (<= 2 (select |#length| |__U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrk_#in~s1.base|))) (= 0 |__U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrk_#in~s1.offset|)), 984#(and (or (= 0 (select (select |#memory_int| __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrk_~s1.base) __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrk_~s1.offset)) (<= 2 (select |#length| __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrk_~s1.base))) (= 0 __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrk_~s1.offset)), 985#(and (or (and (= |__U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrk_#t~post2.base| __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrk_~s1.base) (<= (+ __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrk_~s1.offset 1) (+ (select |#length| |__U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrk_#t~post2.base|) |__U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrk_#t~post2.offset|)) (<= (+ |__U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrk_#t~post2.offset| 1) __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrk_~s1.offset)) (= 0 (select (select |#memory_int| |__U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrk_#t~post2.base|) |__U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrk_#t~post2.offset|))) (= |__U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrk_#t~post2.offset| 0)), 986#(or (= 0 |__U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrk_#t~mem3|) (and (<= 1 __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrk_~s1.offset) (<= (+ __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrk_~s1.offset 1) (select |#length| __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrk_~s1.base)))), 987#(or (= __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrk_~c~0 0) (and (<= 1 __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrk_~s1.offset) (<= (+ __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrk_~s1.offset 1) (select |#length| __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrk_~s1.base)))), 988#(and (<= 1 __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrk_~s1.offset) (<= (+ __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrk_~s1.offset 1) (select |#length| __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrk_~s1.base))), 989#(and (<= (+ |__U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrk_#t~post2.offset| 1) (select |#length| |__U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrk_#t~post2.base|)) (<= 1 |__U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrk_#t~post2.offset|))] [2018-04-12 20:14:52,006 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 20:14:52,006 INFO L442 AbstractCegarLoop]: Interpolant automaton has 15 states [2018-04-12 20:14:52,006 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2018-04-12 20:14:52,006 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=177, Unknown=0, NotChecked=0, Total=210 [2018-04-12 20:14:52,006 INFO L87 Difference]: Start difference. First operand 60 states and 65 transitions. Second operand 15 states. [2018-04-12 20:14:52,316 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 20:14:52,316 INFO L93 Difference]: Finished difference Result 79 states and 88 transitions. [2018-04-12 20:14:52,316 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2018-04-12 20:14:52,316 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 28 [2018-04-12 20:14:52,316 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 20:14:52,317 INFO L225 Difference]: With dead ends: 79 [2018-04-12 20:14:52,317 INFO L226 Difference]: Without dead ends: 79 [2018-04-12 20:14:52,318 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 140 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=117, Invalid=639, Unknown=0, NotChecked=0, Total=756 [2018-04-12 20:14:52,318 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 79 states. [2018-04-12 20:14:52,321 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 79 to 72. [2018-04-12 20:14:52,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 72 states. [2018-04-12 20:14:52,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 72 states and 81 transitions. [2018-04-12 20:14:52,322 INFO L78 Accepts]: Start accepts. Automaton has 72 states and 81 transitions. Word has length 28 [2018-04-12 20:14:52,322 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 20:14:52,322 INFO L459 AbstractCegarLoop]: Abstraction has 72 states and 81 transitions. [2018-04-12 20:14:52,322 INFO L460 AbstractCegarLoop]: Interpolant automaton has 15 states. [2018-04-12 20:14:52,322 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 81 transitions. [2018-04-12 20:14:52,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-04-12 20:14:52,323 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 20:14:52,323 INFO L355 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-12 20:14:52,323 INFO L408 AbstractCegarLoop]: === Iteration 11 === [__U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrkErr0RequiresViolation, __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrkErr3RequiresViolation, __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrkErr1RequiresViolation, __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrkErr2RequiresViolation, mainErr3RequiresViolation, mainErr1RequiresViolation, mainErr2RequiresViolation, mainErr4EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation]=== [2018-04-12 20:14:52,323 INFO L82 PathProgramCache]: Analyzing trace with hash 1420619804, now seen corresponding path program 1 times [2018-04-12 20:14:52,323 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-12 20:14:52,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 20:14:52,333 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 20:14:52,425 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 20:14:52,425 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-12 20:14:52,425 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2018-04-12 20:14:52,425 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-12 20:14:52,426 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 20:14:52,426 INFO L182 omatonBuilderFactory]: Interpolants [1168#false, 1169#(and (<= main_~length2~0 1) (<= 1 main_~length2~0)), 1170#(and (= 0 |main_#t~malloc9.offset|) (<= main_~length2~0 1) (<= 1 main_~length2~0)), 1171#(and (= 0 main_~nondetString2~0.offset) (<= 1 main_~length2~0) (<= (+ main_~nondetString2~0.offset main_~length2~0) 1)), 1172#(and (= main_~nondetString2~0.offset 0) (= 0 (select (select |#memory_int| main_~nondetString2~0.base) main_~nondetString2~0.offset))), 1173#(= 0 (select (select |#memory_int| |__U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrk_#in~s2.base|) |__U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrk_#in~s2.offset|)), 1174#(= 0 (select (select |#memory_int| __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrk_~s2.base) __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrk_~s2.offset)), 1175#(= 0 (select (select |#memory_int| __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrk_~scanp~0.base) __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrk_~scanp~0.offset)), 1176#(= 0 (select (select |#memory_int| |__U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrk_#t~post4.base|) |__U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrk_#t~post4.offset|)), 1177#(= 0 |__U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrk_#t~mem5|), 1178#(= 0 __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrk_~sc~0), 1167#true] [2018-04-12 20:14:52,426 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 20:14:52,426 INFO L442 AbstractCegarLoop]: Interpolant automaton has 12 states [2018-04-12 20:14:52,426 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2018-04-12 20:14:52,427 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=109, Unknown=0, NotChecked=0, Total=132 [2018-04-12 20:14:52,427 INFO L87 Difference]: Start difference. First operand 72 states and 81 transitions. Second operand 12 states. [2018-04-12 20:14:52,603 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 20:14:52,604 INFO L93 Difference]: Finished difference Result 135 states and 145 transitions. [2018-04-12 20:14:52,604 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2018-04-12 20:14:52,604 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 28 [2018-04-12 20:14:52,604 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 20:14:52,604 INFO L225 Difference]: With dead ends: 135 [2018-04-12 20:14:52,604 INFO L226 Difference]: Without dead ends: 135 [2018-04-12 20:14:52,605 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 70 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=101, Invalid=405, Unknown=0, NotChecked=0, Total=506 [2018-04-12 20:14:52,605 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 135 states. [2018-04-12 20:14:52,608 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 135 to 104. [2018-04-12 20:14:52,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 104 states. [2018-04-12 20:14:52,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 104 states and 116 transitions. [2018-04-12 20:14:52,609 INFO L78 Accepts]: Start accepts. Automaton has 104 states and 116 transitions. Word has length 28 [2018-04-12 20:14:52,609 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 20:14:52,609 INFO L459 AbstractCegarLoop]: Abstraction has 104 states and 116 transitions. [2018-04-12 20:14:52,609 INFO L460 AbstractCegarLoop]: Interpolant automaton has 12 states. [2018-04-12 20:14:52,609 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 116 transitions. [2018-04-12 20:14:52,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-04-12 20:14:52,610 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 20:14:52,610 INFO L355 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-12 20:14:52,610 INFO L408 AbstractCegarLoop]: === Iteration 12 === [__U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrkErr0RequiresViolation, __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrkErr3RequiresViolation, __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrkErr1RequiresViolation, __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrkErr2RequiresViolation, mainErr3RequiresViolation, mainErr1RequiresViolation, mainErr2RequiresViolation, mainErr4EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation]=== [2018-04-12 20:14:52,610 INFO L82 PathProgramCache]: Analyzing trace with hash 1843321630, now seen corresponding path program 1 times [2018-04-12 20:14:52,611 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-12 20:14:52,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 20:14:52,621 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 20:14:52,784 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 20:14:52,785 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-12 20:14:52,785 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [13] total 13 [2018-04-12 20:14:52,785 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-12 20:14:52,785 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 20:14:52,785 INFO L182 omatonBuilderFactory]: Interpolants [1440#true, 1441#false, 1442#(<= 1 main_~length2~0), 1443#(and (= 0 |main_#t~malloc9.offset|) (= main_~length2~0 (select |#length| |main_#t~malloc9.base|)) (<= 1 main_~length2~0)), 1444#(and (= 0 main_~nondetString2~0.offset) (<= 1 main_~length2~0) (or (= (+ main_~nondetString2~0.offset main_~length2~0) 1) (= main_~length2~0 (select |#length| main_~nondetString2~0.base)))), 1445#(and (= 0 main_~nondetString2~0.offset) (or (= 0 (select (select |#memory_int| main_~nondetString2~0.base) main_~nondetString2~0.offset)) (<= 2 (+ main_~nondetString2~0.offset (select |#length| main_~nondetString2~0.base))))), 1446#(and (or (= 0 (select (select |#memory_int| |__U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrk_#in~s2.base|) |__U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrk_#in~s2.offset|)) (<= 2 (select |#length| |__U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrk_#in~s2.base|))) (= 0 |__U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrk_#in~s2.offset|)), 1447#(and (or (= 0 (select (select |#memory_int| __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrk_~s2.base) __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrk_~s2.offset)) (<= 2 (select |#length| __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrk_~s2.base))) (= 0 __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrk_~s2.offset)), 1448#(and (= 0 __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrk_~scanp~0.offset) (or (<= 2 (select |#length| __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrk_~scanp~0.base)) (= 0 (select (select |#memory_int| __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrk_~scanp~0.base) __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrk_~scanp~0.offset)))), 1449#(and (= |__U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrk_#t~post4.offset| 0) (<= (+ |__U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrk_#t~post4.offset| 1) __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrk_~scanp~0.offset) (or (<= (+ __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrk_~scanp~0.offset 1) (+ |__U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrk_#t~post4.offset| (select |#length| __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrk_~scanp~0.base))) (= 0 (select (select |#memory_int| |__U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrk_#t~post4.base|) |__U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrk_#t~post4.offset|)))), 1450#(and (or (= 0 |__U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrk_#t~mem5|) (<= (+ __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrk_~scanp~0.offset 1) (select |#length| __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrk_~scanp~0.base))) (<= 1 __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrk_~scanp~0.offset)), 1451#(and (<= 1 __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrk_~scanp~0.offset) (or (= 0 __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrk_~sc~0) (<= (+ __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrk_~scanp~0.offset 1) (select |#length| __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrk_~scanp~0.base)))), 1452#(and (<= 1 __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrk_~scanp~0.offset) (<= (+ __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrk_~scanp~0.offset 1) (select |#length| __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrk_~scanp~0.base))), 1453#(and (<= (+ |__U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrk_#t~post4.offset| 1) (select |#length| |__U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrk_#t~post4.base|)) (<= 1 |__U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrk_#t~post4.offset|))] [2018-04-12 20:14:52,785 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 20:14:52,785 INFO L442 AbstractCegarLoop]: Interpolant automaton has 14 states [2018-04-12 20:14:52,785 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2018-04-12 20:14:52,786 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=153, Unknown=0, NotChecked=0, Total=182 [2018-04-12 20:14:52,786 INFO L87 Difference]: Start difference. First operand 104 states and 116 transitions. Second operand 14 states. [2018-04-12 20:14:53,098 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 20:14:53,098 INFO L93 Difference]: Finished difference Result 135 states and 154 transitions. [2018-04-12 20:14:53,098 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2018-04-12 20:14:53,098 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 28 [2018-04-12 20:14:53,098 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 20:14:53,099 INFO L225 Difference]: With dead ends: 135 [2018-04-12 20:14:53,099 INFO L226 Difference]: Without dead ends: 135 [2018-04-12 20:14:53,099 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 87 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=103, Invalid=497, Unknown=0, NotChecked=0, Total=600 [2018-04-12 20:14:53,099 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 135 states. [2018-04-12 20:14:53,101 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 135 to 114. [2018-04-12 20:14:53,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 114 states. [2018-04-12 20:14:53,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 114 states and 130 transitions. [2018-04-12 20:14:53,102 INFO L78 Accepts]: Start accepts. Automaton has 114 states and 130 transitions. Word has length 28 [2018-04-12 20:14:53,102 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 20:14:53,102 INFO L459 AbstractCegarLoop]: Abstraction has 114 states and 130 transitions. [2018-04-12 20:14:53,102 INFO L460 AbstractCegarLoop]: Interpolant automaton has 14 states. [2018-04-12 20:14:53,102 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 130 transitions. [2018-04-12 20:14:53,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-04-12 20:14:53,103 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 20:14:53,103 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] [2018-04-12 20:14:53,103 INFO L408 AbstractCegarLoop]: === Iteration 13 === [__U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrkErr0RequiresViolation, __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrkErr3RequiresViolation, __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrkErr1RequiresViolation, __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrkErr2RequiresViolation, mainErr3RequiresViolation, mainErr1RequiresViolation, mainErr2RequiresViolation, mainErr4EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation]=== [2018-04-12 20:14:53,104 INFO L82 PathProgramCache]: Analyzing trace with hash -1739552138, now seen corresponding path program 1 times [2018-04-12 20:14:53,104 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-12 20:14:53,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 20:14:53,111 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 20:14:53,171 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 20:14:53,171 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-12 20:14:53,171 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-04-12 20:14:53,171 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-12 20:14:53,171 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 20:14:53,172 INFO L182 omatonBuilderFactory]: Interpolants [1728#(and (= (store |#valid| |main_#t~malloc8.base| 0) |old(#valid)|) (= (select |#valid| |main_#t~malloc8.base|) 1)), 1729#(and (not (= |main_#t~malloc8.base| |main_#t~malloc9.base|)) (= |old(#valid)| (store (store |#valid| |main_#t~malloc9.base| 0) |main_#t~malloc8.base| 0))), 1730#(= (store |#valid| |main_#t~malloc9.base| 0) |old(#valid)|), 1725#true, 1726#false, 1727#(= |#valid| |old(#valid)|)] [2018-04-12 20:14:53,172 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 20:14:53,172 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-04-12 20:14:53,172 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-04-12 20:14:53,172 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-04-12 20:14:53,172 INFO L87 Difference]: Start difference. First operand 114 states and 130 transitions. Second operand 6 states. [2018-04-12 20:14:53,256 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 20:14:53,256 INFO L93 Difference]: Finished difference Result 113 states and 129 transitions. [2018-04-12 20:14:53,256 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-04-12 20:14:53,256 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 30 [2018-04-12 20:14:53,256 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 20:14:53,257 INFO L225 Difference]: With dead ends: 113 [2018-04-12 20:14:53,257 INFO L226 Difference]: Without dead ends: 84 [2018-04-12 20:14:53,257 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2018-04-12 20:14:53,257 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 84 states. [2018-04-12 20:14:53,260 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 84 to 84. [2018-04-12 20:14:53,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 84 states. [2018-04-12 20:14:53,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 84 states and 91 transitions. [2018-04-12 20:14:53,261 INFO L78 Accepts]: Start accepts. Automaton has 84 states and 91 transitions. Word has length 30 [2018-04-12 20:14:53,261 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 20:14:53,261 INFO L459 AbstractCegarLoop]: Abstraction has 84 states and 91 transitions. [2018-04-12 20:14:53,261 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-04-12 20:14:53,261 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 91 transitions. [2018-04-12 20:14:53,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-04-12 20:14:53,262 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 20:14:53,262 INFO L355 BasicCegarLoop]: trace histogram [3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-12 20:14:53,262 INFO L408 AbstractCegarLoop]: === Iteration 14 === [__U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrkErr0RequiresViolation, __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrkErr3RequiresViolation, __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrkErr1RequiresViolation, __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrkErr2RequiresViolation, mainErr3RequiresViolation, mainErr1RequiresViolation, mainErr2RequiresViolation, mainErr4EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation]=== [2018-04-12 20:14:53,262 INFO L82 PathProgramCache]: Analyzing trace with hash 1967697733, now seen corresponding path program 2 times [2018-04-12 20:14:53,263 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-12 20:14:53,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 20:14:53,281 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 20:14:53,509 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 20:14:53,509 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-12 20:14:53,509 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [14] total 14 [2018-04-12 20:14:53,510 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-12 20:14:53,510 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 20:14:53,510 INFO L182 omatonBuilderFactory]: Interpolants [1932#true, 1933#false, 1934#(and (= 0 |main_#t~malloc9.offset|) (= main_~length2~0 (select |#length| |main_#t~malloc9.base|))), 1935#(and (= 0 main_~nondetString2~0.offset) (or (= (+ main_~nondetString2~0.offset main_~length2~0) 2) (= main_~length2~0 (select |#length| main_~nondetString2~0.base)))), 1936#(and (= 0 main_~nondetString2~0.offset) (or (= 0 (select (select |#memory_int| main_~nondetString2~0.base) 1)) (<= (+ main_~nondetString2~0.offset (select |#length| main_~nondetString2~0.base)) 1) (<= 3 (+ main_~nondetString2~0.offset (select |#length| main_~nondetString2~0.base))))), 1937#(and (= 0 |__U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrk_#in~s2.offset|) (or (<= (select |#length| |__U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrk_#in~s2.base|) 1) (<= 3 (select |#length| |__U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrk_#in~s2.base|)) (= 0 (select (select |#memory_int| |__U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrk_#in~s2.base|) 1)))), 1938#(and (or (<= (select |#length| __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrk_~s2.base) 1) (= 0 (select (select |#memory_int| __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrk_~s2.base) 1)) (<= 3 (select |#length| __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrk_~s2.base))) (= 0 __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrk_~s2.offset)), 1939#(and (= 0 __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrk_~scanp~0.offset) (or (<= 3 (select |#length| __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrk_~scanp~0.base)) (= 0 (select (select |#memory_int| __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrk_~scanp~0.base) 1)) (<= (select |#length| __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrk_~scanp~0.base) 1))), 1940#(and (= |__U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrk_#t~post4.offset| 0) (<= (+ |__U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrk_#t~post4.offset| 1) __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrk_~scanp~0.offset) (<= __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrk_~scanp~0.offset (+ |__U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrk_#t~post4.offset| 1)) (or (<= (+ __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrk_~scanp~0.offset 2) (+ |__U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrk_#t~post4.offset| (select |#length| __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrk_~scanp~0.base))) (<= (+ |__U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrk_#t~post4.offset| (select |#length| __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrk_~scanp~0.base)) __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrk_~scanp~0.offset) (= 0 (select (select |#memory_int| __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrk_~scanp~0.base) 1)))), 1941#(and (<= 1 __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrk_~scanp~0.offset) (or (<= (select |#length| __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrk_~scanp~0.base) __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrk_~scanp~0.offset) (= 0 (select (select |#memory_int| __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrk_~scanp~0.base) 1)) (<= (+ __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrk_~scanp~0.offset 2) (select |#length| __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrk_~scanp~0.base))) (<= __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrk_~scanp~0.offset 1)), 1942#(and (= 1 |__U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrk_#t~post4.offset|) (or (and (<= 2 __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrk_~scanp~0.offset) (<= (+ __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrk_~scanp~0.offset 1) (select |#length| __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrk_~scanp~0.base))) (<= (select |#length| |__U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrk_#t~post4.base|) |__U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrk_#t~post4.offset|) (= 0 (select (select |#memory_int| |__U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrk_#t~post4.base|) |__U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrk_#t~post4.offset|)))), 1943#(or (and (<= 2 __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrk_~scanp~0.offset) (<= (+ __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrk_~scanp~0.offset 1) (select |#length| __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrk_~scanp~0.base))) (= 0 |__U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrk_#t~mem5|)), 1944#(or (and (<= 2 __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrk_~scanp~0.offset) (<= (+ __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrk_~scanp~0.offset 1) (select |#length| __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrk_~scanp~0.base))) (= 0 __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrk_~sc~0)), 1945#(and (<= 2 __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrk_~scanp~0.offset) (<= (+ __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrk_~scanp~0.offset 1) (select |#length| __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrk_~scanp~0.base))), 1946#(and (<= (+ |__U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrk_#t~post4.offset| 1) (select |#length| |__U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrk_#t~post4.base|)) (<= 2 |__U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrk_#t~post4.offset|))] [2018-04-12 20:14:53,510 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 20:14:53,511 INFO L442 AbstractCegarLoop]: Interpolant automaton has 15 states [2018-04-12 20:14:53,511 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2018-04-12 20:14:53,511 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=180, Unknown=0, NotChecked=0, Total=210 [2018-04-12 20:14:53,511 INFO L87 Difference]: Start difference. First operand 84 states and 91 transitions. Second operand 15 states. [2018-04-12 20:14:54,079 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 20:14:54,080 INFO L93 Difference]: Finished difference Result 110 states and 121 transitions. [2018-04-12 20:14:54,080 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2018-04-12 20:14:54,080 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 33 [2018-04-12 20:14:54,080 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 20:14:54,080 INFO L225 Difference]: With dead ends: 110 [2018-04-12 20:14:54,080 INFO L226 Difference]: Without dead ends: 110 [2018-04-12 20:14:54,081 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 104 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=140, Invalid=730, Unknown=0, NotChecked=0, Total=870 [2018-04-12 20:14:54,081 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 110 states. [2018-04-12 20:14:54,083 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 110 to 94. [2018-04-12 20:14:54,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 94 states. [2018-04-12 20:14:54,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 94 states and 103 transitions. [2018-04-12 20:14:54,084 INFO L78 Accepts]: Start accepts. Automaton has 94 states and 103 transitions. Word has length 33 [2018-04-12 20:14:54,084 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 20:14:54,084 INFO L459 AbstractCegarLoop]: Abstraction has 94 states and 103 transitions. [2018-04-12 20:14:54,084 INFO L460 AbstractCegarLoop]: Interpolant automaton has 15 states. [2018-04-12 20:14:54,084 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 103 transitions. [2018-04-12 20:14:54,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-04-12 20:14:54,085 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 20:14:54,085 INFO L355 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-12 20:14:54,085 INFO L408 AbstractCegarLoop]: === Iteration 15 === [__U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrkErr0RequiresViolation, __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrkErr3RequiresViolation, __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrkErr1RequiresViolation, __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrkErr2RequiresViolation, mainErr3RequiresViolation, mainErr1RequiresViolation, mainErr2RequiresViolation, mainErr4EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation]=== [2018-04-12 20:14:54,086 INFO L82 PathProgramCache]: Analyzing trace with hash 239439201, now seen corresponding path program 2 times [2018-04-12 20:14:54,086 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-12 20:14:54,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 20:14:54,094 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 20:14:54,439 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 20:14:54,440 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-12 20:14:54,440 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [15] total 15 [2018-04-12 20:14:54,440 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-12 20:14:54,440 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 20:14:54,441 INFO L182 omatonBuilderFactory]: Interpolants [2181#true, 2182#false, 2183#(and (= (select |#valid| |main_#t~malloc8.base|) 1) (= main_~length1~0 (select |#length| |main_#t~malloc8.base|)) (= 0 |main_#t~malloc8.offset|)), 2184#(and (= 0 main_~nondetString1~0.offset) (= (select |#valid| main_~nondetString1~0.base) 1) (or (= main_~length1~0 (select |#length| main_~nondetString1~0.base)) (= (+ main_~nondetString1~0.offset main_~length1~0) 2))), 2185#(and (not (= main_~nondetString1~0.base |main_#t~malloc9.base|)) (= 0 main_~nondetString1~0.offset) (or (= main_~length1~0 (select |#length| main_~nondetString1~0.base)) (= (+ main_~nondetString1~0.offset main_~length1~0) 2))), 2186#(and (= 0 main_~nondetString1~0.offset) (or (= main_~length1~0 (select |#length| main_~nondetString1~0.base)) (= (+ main_~nondetString1~0.offset main_~length1~0) 2)) (not (= main_~nondetString1~0.base main_~nondetString2~0.base))), 2187#(and (= 0 main_~nondetString1~0.offset) (not (= main_~nondetString1~0.base main_~nondetString2~0.base)) (or (= 0 (select (select |#memory_int| main_~nondetString1~0.base) 1)) (<= 3 (+ main_~nondetString1~0.offset (select |#length| main_~nondetString1~0.base))) (<= (+ main_~nondetString1~0.offset (select |#length| main_~nondetString1~0.base)) 1))), 2188#(and (or (= 0 (select (select |#memory_int| |__U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrk_#in~s1.base|) 1)) (<= (select |#length| |__U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrk_#in~s1.base|) 1) (<= 3 (select |#length| |__U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrk_#in~s1.base|))) (= 0 |__U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrk_#in~s1.offset|)), 2189#(and (or (<= 3 (select |#length| __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrk_~s1.base)) (= 0 (select (select |#memory_int| __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrk_~s1.base) 1)) (<= (select |#length| __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrk_~s1.base) 1)) (= 0 __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrk_~s1.offset)), 2190#(and (= |__U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrk_#t~post2.offset| 0) (or (and (= |__U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrk_#t~post2.base| __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrk_~s1.base) (<= (+ |__U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrk_#t~post2.offset| 1) __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrk_~s1.offset) (<= __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrk_~s1.offset (+ |__U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrk_#t~post2.offset| 1)) (= 0 (select (select |#memory_int| |__U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrk_#t~post2.base|) 1))) (and (or (<= (+ __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrk_~s1.offset 2) (+ (select |#length| |__U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrk_#t~post2.base|) |__U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrk_#t~post2.offset|)) (<= (+ (select |#length| |__U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrk_#t~post2.base|) |__U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrk_#t~post2.offset|) __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrk_~s1.offset)) (= |__U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrk_#t~post2.base| __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrk_~s1.base) (<= (+ |__U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrk_#t~post2.offset| 1) __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrk_~s1.offset)))), 2191#(or (and (<= 1 __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrk_~s1.offset) (<= __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrk_~s1.offset 1) (= 0 (select (select |#memory_int| __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrk_~s1.base) 1))) (and (<= 1 __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrk_~s1.offset) (or (<= (+ __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrk_~s1.offset 2) (select |#length| __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrk_~s1.base)) (<= (select |#length| __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrk_~s1.base) __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrk_~s1.offset)))), 2192#(or (and (<= 2 __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrk_~s1.offset) (or (<= (+ __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrk_~s1.offset 1) (select |#length| __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrk_~s1.base)) (<= (select |#length| |__U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrk_#t~post2.base|) |__U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrk_#t~post2.offset|))) (and (= 1 |__U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrk_#t~post2.offset|) (= 0 (select (select |#memory_int| |__U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrk_#t~post2.base|) |__U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrk_#t~post2.offset|)))), 2193#(or (and (<= 2 __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrk_~s1.offset) (<= (+ __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrk_~s1.offset 1) (select |#length| __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrk_~s1.base))) (= 0 |__U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrk_#t~mem3|)), 2194#(or (and (<= 2 __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrk_~s1.offset) (<= (+ __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrk_~s1.offset 1) (select |#length| __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrk_~s1.base))) (= __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrk_~c~0 0)), 2195#(and (<= 2 __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrk_~s1.offset) (<= (+ __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrk_~s1.offset 1) (select |#length| __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrk_~s1.base))), 2196#(and (<= (+ |__U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrk_#t~post2.offset| 1) (select |#length| |__U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrk_#t~post2.base|)) (<= 2 |__U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrk_#t~post2.offset|))] [2018-04-12 20:14:54,441 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 20:14:54,441 INFO L442 AbstractCegarLoop]: Interpolant automaton has 16 states [2018-04-12 20:14:54,441 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2018-04-12 20:14:54,441 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=207, Unknown=0, NotChecked=0, Total=240 [2018-04-12 20:14:54,441 INFO L87 Difference]: Start difference. First operand 94 states and 103 transitions. Second operand 16 states. [2018-04-12 20:14:54,792 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 20:14:54,792 INFO L93 Difference]: Finished difference Result 131 states and 142 transitions. [2018-04-12 20:14:54,792 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2018-04-12 20:14:54,792 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 37 [2018-04-12 20:14:54,792 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 20:14:54,793 INFO L225 Difference]: With dead ends: 131 [2018-04-12 20:14:54,793 INFO L226 Difference]: Without dead ends: 131 [2018-04-12 20:14:54,793 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 70 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=107, Invalid=649, Unknown=0, NotChecked=0, Total=756 [2018-04-12 20:14:54,793 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 131 states. [2018-04-12 20:14:54,795 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 131 to 125. [2018-04-12 20:14:54,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 125 states. [2018-04-12 20:14:54,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 125 states and 138 transitions. [2018-04-12 20:14:54,796 INFO L78 Accepts]: Start accepts. Automaton has 125 states and 138 transitions. Word has length 37 [2018-04-12 20:14:54,796 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 20:14:54,796 INFO L459 AbstractCegarLoop]: Abstraction has 125 states and 138 transitions. [2018-04-12 20:14:54,796 INFO L460 AbstractCegarLoop]: Interpolant automaton has 16 states. [2018-04-12 20:14:54,796 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 138 transitions. [2018-04-12 20:14:54,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-04-12 20:14:54,797 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 20:14:54,797 INFO L355 BasicCegarLoop]: trace histogram [4, 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] [2018-04-12 20:14:54,797 INFO L408 AbstractCegarLoop]: === Iteration 16 === [__U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrkErr0RequiresViolation, __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrkErr3RequiresViolation, __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrkErr1RequiresViolation, __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrkErr2RequiresViolation, mainErr3RequiresViolation, mainErr1RequiresViolation, mainErr2RequiresViolation, mainErr4EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation]=== [2018-04-12 20:14:54,797 INFO L82 PathProgramCache]: Analyzing trace with hash -1385145474, now seen corresponding path program 3 times [2018-04-12 20:14:54,797 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-12 20:14:54,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 20:14:54,806 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 20:14:54,931 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-04-12 20:14:54,931 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-12 20:14:54,932 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [12] total 12 [2018-04-12 20:14:54,932 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-12 20:14:54,932 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 20:14:54,932 INFO L182 omatonBuilderFactory]: Interpolants [2477#true, 2478#false, 2479#(and (= 0 |main_#t~malloc9.offset|) (= main_~length2~0 (select |#length| |main_#t~malloc9.base|))), 2480#(and (= main_~nondetString2~0.offset 0) (= main_~length2~0 (select |#length| main_~nondetString2~0.base))), 2481#(and (= main_~nondetString2~0.offset 0) (= 0 (select (select |#memory_int| main_~nondetString2~0.base) (+ (select |#length| main_~nondetString2~0.base) (+ main_~nondetString2~0.offset (- 1)))))), 2482#(= 0 (select (select |#memory_int| |__U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrk_#in~s2.base|) (+ (select |#length| |__U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrk_#in~s2.base|) (- 1)))), 2483#(= 0 (select (select |#memory_int| __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrk_~s2.base) (+ (select |#length| __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrk_~s2.base) (- 1)))), 2484#(= 0 (select (select |#memory_int| __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrk_~scanp~0.base) (+ (select |#length| __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrk_~scanp~0.base) (- 1)))), 2485#(or (and (<= (+ |__U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrk_#t~post4.offset| 1) __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrk_~scanp~0.offset) (<= (+ __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrk_~scanp~0.offset 1) (select |#length| __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrk_~scanp~0.base))) (<= (select |#length| |__U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrk_#t~post4.base|) |__U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrk_#t~post4.offset|) (= 0 (select (select |#memory_int| |__U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrk_#t~post4.base|) |__U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrk_#t~post4.offset|))), 2486#(or (and (<= 1 __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrk_~scanp~0.offset) (<= (+ __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrk_~scanp~0.offset 1) (select |#length| __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrk_~scanp~0.base))) (= 0 |__U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrk_#t~mem5|)), 2487#(or (and (<= 1 __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrk_~scanp~0.offset) (<= (+ __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrk_~scanp~0.offset 1) (select |#length| __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrk_~scanp~0.base))) (= 0 __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrk_~sc~0)), 2488#(and (<= 1 __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrk_~scanp~0.offset) (<= (+ __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrk_~scanp~0.offset 1) (select |#length| __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrk_~scanp~0.base))), 2489#(and (<= (+ |__U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrk_#t~post4.offset| 1) (select |#length| |__U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrk_#t~post4.base|)) (<= 1 |__U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrk_#t~post4.offset|))] [2018-04-12 20:14:54,932 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-04-12 20:14:54,932 INFO L442 AbstractCegarLoop]: Interpolant automaton has 13 states [2018-04-12 20:14:54,932 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2018-04-12 20:14:54,932 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=131, Unknown=0, NotChecked=0, Total=156 [2018-04-12 20:14:54,932 INFO L87 Difference]: Start difference. First operand 125 states and 138 transitions. Second operand 13 states. [2018-04-12 20:14:55,228 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 20:14:55,229 INFO L93 Difference]: Finished difference Result 124 states and 135 transitions. [2018-04-12 20:14:55,229 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2018-04-12 20:14:55,229 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 38 [2018-04-12 20:14:55,229 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 20:14:55,229 INFO L225 Difference]: With dead ends: 124 [2018-04-12 20:14:55,229 INFO L226 Difference]: Without dead ends: 124 [2018-04-12 20:14:55,230 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 45 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=135, Invalid=465, Unknown=0, NotChecked=0, Total=600 [2018-04-12 20:14:55,230 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 124 states. [2018-04-12 20:14:55,231 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 124 to 88. [2018-04-12 20:14:55,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 88 states. [2018-04-12 20:14:55,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 88 states and 93 transitions. [2018-04-12 20:14:55,232 INFO L78 Accepts]: Start accepts. Automaton has 88 states and 93 transitions. Word has length 38 [2018-04-12 20:14:55,232 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 20:14:55,232 INFO L459 AbstractCegarLoop]: Abstraction has 88 states and 93 transitions. [2018-04-12 20:14:55,232 INFO L460 AbstractCegarLoop]: Interpolant automaton has 13 states. [2018-04-12 20:14:55,232 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 93 transitions. [2018-04-12 20:14:55,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-04-12 20:14:55,232 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 20:14:55,233 INFO L355 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-12 20:14:55,233 INFO L408 AbstractCegarLoop]: === Iteration 17 === [__U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrkErr0RequiresViolation, __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrkErr3RequiresViolation, __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrkErr1RequiresViolation, __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrkErr2RequiresViolation, mainErr3RequiresViolation, mainErr1RequiresViolation, mainErr2RequiresViolation, mainErr4EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation]=== [2018-04-12 20:14:55,233 INFO L82 PathProgramCache]: Analyzing trace with hash 765789058, now seen corresponding path program 3 times [2018-04-12 20:14:55,233 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-12 20:14:55,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 20:14:55,242 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 20:14:55,388 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-04-12 20:14:55,388 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-12 20:14:55,388 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [14] total 14 [2018-04-12 20:14:55,389 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-12 20:14:55,389 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 20:14:55,389 INFO L182 omatonBuilderFactory]: Interpolants [2726#true, 2727#false, 2728#(and (= (select |#valid| |main_#t~malloc8.base|) 1) (= main_~length1~0 (select |#length| |main_#t~malloc8.base|)) (= 0 |main_#t~malloc8.offset|)), 2729#(and (= main_~length1~0 (select |#length| main_~nondetString1~0.base)) (= (select |#valid| main_~nondetString1~0.base) 1) (= main_~nondetString1~0.offset 0)), 2730#(and (not (= main_~nondetString1~0.base |main_#t~malloc9.base|)) (= main_~length1~0 (select |#length| main_~nondetString1~0.base)) (= main_~nondetString1~0.offset 0)), 2731#(and (= main_~length1~0 (select |#length| main_~nondetString1~0.base)) (not (= main_~nondetString1~0.base main_~nondetString2~0.base)) (= main_~nondetString1~0.offset 0)), 2732#(and (not (= main_~nondetString1~0.base main_~nondetString2~0.base)) (= 0 (select (select |#memory_int| main_~nondetString1~0.base) (+ (select |#length| main_~nondetString1~0.base) (+ main_~nondetString1~0.offset (- 1))))) (= main_~nondetString1~0.offset 0)), 2733#(= 0 (select (select |#memory_int| |__U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrk_#in~s1.base|) (+ (select |#length| |__U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrk_#in~s1.base|) (- 1)))), 2734#(= 0 (select (select |#memory_int| __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrk_~s1.base) (+ (select |#length| __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrk_~s1.base) (- 1)))), 2735#(and (= |__U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrk_#t~post2.base| __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrk_~s1.base) (= 0 (select (select |#memory_int| |__U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrk_#t~post2.base|) (+ (select |#length| |__U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrk_#t~post2.base|) (- 1))))), 2736#(and (or (<= (+ __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrk_~s1.offset 1) (select |#length| __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrk_~s1.base)) (<= (select |#length| |__U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrk_#t~post2.base|) |__U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrk_#t~post2.offset|) (= 0 (select (select |#memory_int| |__U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrk_#t~post2.base|) |__U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrk_#t~post2.offset|))) (<= (+ |__U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrk_#t~post2.offset| 1) __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrk_~s1.offset)), 2737#(and (<= 1 __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrk_~s1.offset) (or (<= (+ __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrk_~s1.offset 1) (select |#length| __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrk_~s1.base)) (= 0 |__U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrk_#t~mem3|))), 2738#(and (<= 1 __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrk_~s1.offset) (or (= __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrk_~c~0 0) (<= (+ __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrk_~s1.offset 1) (select |#length| __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrk_~s1.base)))), 2739#(and (<= 1 __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrk_~s1.offset) (<= (+ __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrk_~s1.offset 1) (select |#length| __U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrk_~s1.base))), 2740#(and (<= (+ |__U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrk_#t~post2.offset| 1) (select |#length| |__U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrk_#t~post2.base|)) (<= 1 |__U_MULTI_fopenbsd_cstrpbrk_alloca_true_valid_memsafety_true_termination_i__cstrpbrk_#t~post2.offset|))] [2018-04-12 20:14:55,389 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-04-12 20:14:55,389 INFO L442 AbstractCegarLoop]: Interpolant automaton has 15 states [2018-04-12 20:14:55,389 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2018-04-12 20:14:55,389 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=180, Unknown=0, NotChecked=0, Total=210 [2018-04-12 20:14:55,389 INFO L87 Difference]: Start difference. First operand 88 states and 93 transitions. Second operand 15 states. [2018-04-12 20:14:55,656 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 20:14:55,656 INFO L93 Difference]: Finished difference Result 87 states and 91 transitions. [2018-04-12 20:14:55,656 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2018-04-12 20:14:55,656 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 46 [2018-04-12 20:14:55,656 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 20:14:55,656 INFO L225 Difference]: With dead ends: 87 [2018-04-12 20:14:55,657 INFO L226 Difference]: Without dead ends: 0 [2018-04-12 20:14:55,657 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 60 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=133, Invalid=569, Unknown=0, NotChecked=0, Total=702 [2018-04-12 20:14:55,657 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-04-12 20:14:55,657 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-04-12 20:14:55,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-04-12 20:14:55,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-04-12 20:14:55,657 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 46 [2018-04-12 20:14:55,657 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 20:14:55,657 INFO L459 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-04-12 20:14:55,657 INFO L460 AbstractCegarLoop]: Interpolant automaton has 15 states. [2018-04-12 20:14:55,657 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-04-12 20:14:55,657 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-04-12 20:14:55,660 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 12.04 08:14:55 BoogieIcfgContainer [2018-04-12 20:14:55,660 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-04-12 20:14:55,660 INFO L168 Benchmark]: Toolchain (without parser) took 5989.91 ms. Allocated memory was 399.5 MB in the beginning and 729.3 MB in the end (delta: 329.8 MB). Free memory was 336.3 MB in the beginning and 578.1 MB in the end (delta: -241.8 MB). Peak memory consumption was 88.0 MB. Max. memory is 5.3 GB. [2018-04-12 20:14:55,661 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 399.5 MB. Free memory is still 362.3 MB. There was no memory consumed. Max. memory is 5.3 GB. [2018-04-12 20:14:55,661 INFO L168 Benchmark]: CACSL2BoogieTranslator took 230.57 ms. Allocated memory is still 399.5 MB. Free memory was 336.3 MB in the beginning and 311.2 MB in the end (delta: 25.2 MB). Peak memory consumption was 25.2 MB. Max. memory is 5.3 GB. [2018-04-12 20:14:55,662 INFO L168 Benchmark]: Boogie Preprocessor took 35.52 ms. Allocated memory is still 399.5 MB. Free memory was 311.2 MB in the beginning and 309.8 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 5.3 GB. [2018-04-12 20:14:55,662 INFO L168 Benchmark]: RCFGBuilder took 351.83 ms. Allocated memory was 399.5 MB in the beginning and 602.4 MB in the end (delta: 202.9 MB). Free memory was 309.8 MB in the beginning and 538.8 MB in the end (delta: -229.0 MB). Peak memory consumption was 24.7 MB. Max. memory is 5.3 GB. [2018-04-12 20:14:55,662 INFO L168 Benchmark]: TraceAbstraction took 5369.53 ms. Allocated memory was 602.4 MB in the beginning and 729.3 MB in the end (delta: 126.9 MB). Free memory was 538.8 MB in the beginning and 578.1 MB in the end (delta: -39.3 MB). Peak memory consumption was 87.6 MB. Max. memory is 5.3 GB. [2018-04-12 20:14:55,664 INFO L344 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 399.5 MB. Free memory is still 362.3 MB. There was no memory consumed. Max. memory is 5.3 GB. * CACSL2BoogieTranslator took 230.57 ms. Allocated memory is still 399.5 MB. Free memory was 336.3 MB in the beginning and 311.2 MB in the end (delta: 25.2 MB). Peak memory consumption was 25.2 MB. Max. memory is 5.3 GB. * Boogie Preprocessor took 35.52 ms. Allocated memory is still 399.5 MB. Free memory was 311.2 MB in the beginning and 309.8 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 5.3 GB. * RCFGBuilder took 351.83 ms. Allocated memory was 399.5 MB in the beginning and 602.4 MB in the end (delta: 202.9 MB). Free memory was 309.8 MB in the beginning and 538.8 MB in the end (delta: -229.0 MB). Peak memory consumption was 24.7 MB. Max. memory is 5.3 GB. * TraceAbstraction took 5369.53 ms. Allocated memory was 602.4 MB in the beginning and 729.3 MB in the end (delta: 126.9 MB). Free memory was 538.8 MB in the beginning and 578.1 MB in the end (delta: -39.3 MB). Peak memory consumption was 87.6 MB. Max. memory is 5.3 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 545]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 546]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 545]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 546]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 564]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 563]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 564]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 552]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - PositiveResult [Line: 563]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - AllSpecificationsHoldResult: All specifications hold 9 specifications checked. All of them hold - StatisticsResult: Ultimate Automizer benchmark data CFG has 6 procedures, 53 locations, 9 error locations. SAFE Result, 5.3s OverallTime, 17 OverallIterations, 4 TraceHistogramMax, 3.1s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 548 SDtfs, 861 SDslu, 2402 SDs, 0 SdLazy, 2046 SolverSat, 174 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.9s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 282 GetRequests, 29 SyntacticMatches, 0 SemanticMatches, 253 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 712 ImplicationChecksByTransitivity, 3.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=125occurred in iteration=15, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 24/91 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 17 MinimizatonAttempts, 135 StatesRemovedByMinimization, 10 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 1.8s InterpolantComputationTime, 434 NumberOfCodeBlocks, 434 NumberOfCodeBlocksAsserted, 17 NumberOfCheckSat, 417 ConstructedInterpolants, 0 QuantifiedInterpolants, 108422 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 17 InterpolantComputations, 11 PerfectInterpolantSequences, 24/91 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Written .csv to /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/openbsd_cstrpbrk-alloca_true-valid-memsafety_true-termination.i_svcomp-DerefFreeMemtrack-32bit-Automizer_SmtInterpol_Array.epf_AutomizerC.xml/Csv-Benchmark-0-2018-04-12_20-14-55-672.csv Written .csv to /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/openbsd_cstrpbrk-alloca_true-valid-memsafety_true-termination.i_svcomp-DerefFreeMemtrack-32bit-Automizer_SmtInterpol_Array.epf_AutomizerC.xml/Csv-TraceAbstractionBenchmarks-0-2018-04-12_20-14-55-672.csv Received shutdown request...