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/strreplace-alloca_true-valid-memsafety_true-termination.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-408c70d-m [2018-04-12 20:40:50,212 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-04-12 20:40:50,213 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-04-12 20:40:50,226 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-04-12 20:40:50,226 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-04-12 20:40:50,226 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-04-12 20:40:50,227 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-04-12 20:40:50,229 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-04-12 20:40:50,230 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-04-12 20:40:50,231 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-04-12 20:40:50,232 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-04-12 20:40:50,232 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-04-12 20:40:50,232 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-04-12 20:40:50,233 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-04-12 20:40:50,234 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-04-12 20:40:50,235 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-04-12 20:40:50,237 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-04-12 20:40:50,238 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-04-12 20:40:50,239 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-04-12 20:40:50,240 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-04-12 20:40:50,242 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2018-04-12 20:40:50,247 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 20:40:50,257 INFO L110 SettingsManager]: Loading preferences was successful [2018-04-12 20:40:50,257 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-04-12 20:40:50,258 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-04-12 20:40:50,258 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-04-12 20:40:50,258 INFO L133 SettingsManager]: * Use SBE=true [2018-04-12 20:40:50,258 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-04-12 20:40:50,258 INFO L133 SettingsManager]: * sizeof long=4 [2018-04-12 20:40:50,258 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-04-12 20:40:50,259 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-04-12 20:40:50,259 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-04-12 20:40:50,259 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-04-12 20:40:50,259 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2018-04-12 20:40:50,259 INFO L133 SettingsManager]: * Bitprecise bitfields=true [2018-04-12 20:40:50,259 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-04-12 20:40:50,259 INFO L133 SettingsManager]: * sizeof long double=12 [2018-04-12 20:40:50,259 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-04-12 20:40:50,259 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-04-12 20:40:50,259 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-04-12 20:40:50,259 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-04-12 20:40:50,260 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-04-12 20:40:50,260 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-04-12 20:40:50,260 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 20:40:50,290 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-04-12 20:40:50,300 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Parser(s) successfully (re)initialized [2018-04-12 20:40:50,303 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-04-12 20:40:50,304 INFO L271 PluginConnector]: Initializing CDTParser... [2018-04-12 20:40:50,305 INFO L276 PluginConnector]: CDTParser initialized [2018-04-12 20:40:50,305 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/array-memsafety/strreplace-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:40:50,586 INFO L225 CDTParser]: Created temporary CDT project at /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/data/FLAG1f0006ed2 [2018-04-12 20:40:50,713 INFO L287 CDTParser]: IsIndexed: true [2018-04-12 20:40:50,714 INFO L288 CDTParser]: Found 1 translation units. [2018-04-12 20:40:50,714 INFO L168 CDTParser]: Scanning strreplace-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:40:50,721 INFO L210 ultiparseSymbolTable]: Include resolver: [2018-04-12 20:40:50,722 INFO L215 ultiparseSymbolTable]: [2018-04-12 20:40:50,722 INFO L218 ultiparseSymbolTable]: Function table: [2018-04-12 20:40:50,722 INFO L221 ultiparseSymbolTable]: Function definition of null ('main') in strreplace-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:40:50,722 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_fstrreplace_alloca_true_valid_memsafety_true_termination_i__ ('') in strreplace-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:40:50,722 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_fstrreplace_alloca_true_valid_memsafety_true_termination_i____bswap_32 ('__bswap_32') in strreplace-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:40:50,722 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_fstrreplace_alloca_true_valid_memsafety_true_termination_i____bswap_64 ('__bswap_64') in strreplace-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:40:50,722 INFO L227 ultiparseSymbolTable]: Global variable table: [2018-04-12 20:40:50,723 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstrreplace_alloca_true_valid_memsafety_true_termination_i__u_int32_t in strreplace-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:40:50,723 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstrreplace_alloca_true_valid_memsafety_true_termination_i__blkcnt_t in strreplace-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:40:50,723 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstrreplace_alloca_true_valid_memsafety_true_termination_i____pthread_list_t in strreplace-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:40:50,723 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstrreplace_alloca_true_valid_memsafety_true_termination_i__pthread_barrierattr_t in strreplace-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:40:50,723 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstrreplace_alloca_true_valid_memsafety_true_termination_i__sigset_t in strreplace-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:40:50,723 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstrreplace_alloca_true_valid_memsafety_true_termination_i____caddr_t in strreplace-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:40:50,723 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstrreplace_alloca_true_valid_memsafety_true_termination_i____u_char in strreplace-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:40:50,723 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstrreplace_alloca_true_valid_memsafety_true_termination_i____off64_t in strreplace-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:40:50,723 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstrreplace_alloca_true_valid_memsafety_true_termination_i__u_quad_t in strreplace-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:40:50,723 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstrreplace_alloca_true_valid_memsafety_true_termination_i__ulong in strreplace-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:40:50,723 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstrreplace_alloca_true_valid_memsafety_true_termination_i__pthread_rwlockattr_t in strreplace-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:40:50,723 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstrreplace_alloca_true_valid_memsafety_true_termination_i__uid_t in strreplace-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:40:50,723 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstrreplace_alloca_true_valid_memsafety_true_termination_i____uint32_t in strreplace-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:40:50,723 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstrreplace_alloca_true_valid_memsafety_true_termination_i____fsid_t in strreplace-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:40:50,723 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstrreplace_alloca_true_valid_memsafety_true_termination_i__pthread_rwlock_t in strreplace-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:40:50,723 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstrreplace_alloca_true_valid_memsafety_true_termination_i__int16_t in strreplace-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:40:50,724 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstrreplace_alloca_true_valid_memsafety_true_termination_i__blksize_t in strreplace-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:40:50,724 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstrreplace_alloca_true_valid_memsafety_true_termination_i____ino64_t in strreplace-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:40:50,724 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstrreplace_alloca_true_valid_memsafety_true_termination_i__lldiv_t in strreplace-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:40:50,724 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstrreplace_alloca_true_valid_memsafety_true_termination_i____fsblkcnt_t in strreplace-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:40:50,724 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstrreplace_alloca_true_valid_memsafety_true_termination_i__div_t in strreplace-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:40:50,724 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstrreplace_alloca_true_valid_memsafety_true_termination_i____u_long in strreplace-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:40:50,724 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstrreplace_alloca_true_valid_memsafety_true_termination_i__u_char in strreplace-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:40:50,724 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstrreplace_alloca_true_valid_memsafety_true_termination_i__pthread_key_t in strreplace-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:40:50,724 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstrreplace_alloca_true_valid_memsafety_true_termination_i__time_t in strreplace-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:40:50,724 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstrreplace_alloca_true_valid_memsafety_true_termination_i____int16_t in strreplace-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:40:50,724 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstrreplace_alloca_true_valid_memsafety_true_termination_i____sigset_t in strreplace-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:40:50,724 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstrreplace_alloca_true_valid_memsafety_true_termination_i____u_short in strreplace-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:40:50,724 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstrreplace_alloca_true_valid_memsafety_true_termination_i__int64_t in strreplace-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:40:50,724 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstrreplace_alloca_true_valid_memsafety_true_termination_i____blkcnt_t in strreplace-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:40:50,724 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstrreplace_alloca_true_valid_memsafety_true_termination_i__suseconds_t in strreplace-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:40:50,725 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstrreplace_alloca_true_valid_memsafety_true_termination_i__fsid_t in strreplace-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:40:50,725 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstrreplace_alloca_true_valid_memsafety_true_termination_i__pthread_mutex_t in strreplace-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:40:50,725 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstrreplace_alloca_true_valid_memsafety_true_termination_i____loff_t in strreplace-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:40:50,725 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstrreplace_alloca_true_valid_memsafety_true_termination_i__mode_t in strreplace-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:40:50,725 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstrreplace_alloca_true_valid_memsafety_true_termination_i____ino_t in strreplace-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:40:50,725 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstrreplace_alloca_true_valid_memsafety_true_termination_i____daddr_t in strreplace-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:40:50,725 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstrreplace_alloca_true_valid_memsafety_true_termination_i____syscall_slong_t in strreplace-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:40:50,725 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstrreplace_alloca_true_valid_memsafety_true_termination_i____fsfilcnt_t in strreplace-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:40:50,725 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstrreplace_alloca_true_valid_memsafety_true_termination_i__caddr_t in strreplace-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:40:50,725 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstrreplace_alloca_true_valid_memsafety_true_termination_i____uint8_t in strreplace-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:40:50,725 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstrreplace_alloca_true_valid_memsafety_true_termination_i__u_long in strreplace-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:40:50,725 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstrreplace_alloca_true_valid_memsafety_true_termination_i____key_t in strreplace-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:40:50,726 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstrreplace_alloca_true_valid_memsafety_true_termination_i____time_t in strreplace-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:40:50,726 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstrreplace_alloca_true_valid_memsafety_true_termination_i__int8_t in strreplace-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:40:50,726 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstrreplace_alloca_true_valid_memsafety_true_termination_i__ushort in strreplace-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:40:50,726 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstrreplace_alloca_true_valid_memsafety_true_termination_i__clock_t in strreplace-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:40:50,726 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstrreplace_alloca_true_valid_memsafety_true_termination_i__u_int64_t in strreplace-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:40:50,726 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstrreplace_alloca_true_valid_memsafety_true_termination_i__fd_set in strreplace-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:40:50,726 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstrreplace_alloca_true_valid_memsafety_true_termination_i__pid_t in strreplace-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:40:50,726 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstrreplace_alloca_true_valid_memsafety_true_termination_i____uint16_t in strreplace-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:40:50,726 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstrreplace_alloca_true_valid_memsafety_true_termination_i__loff_t in strreplace-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:40:50,726 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstrreplace_alloca_true_valid_memsafety_true_termination_i__daddr_t in strreplace-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:40:50,726 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstrreplace_alloca_true_valid_memsafety_true_termination_i____qaddr_t in strreplace-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:40:50,726 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstrreplace_alloca_true_valid_memsafety_true_termination_i____rlim64_t in strreplace-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:40:50,726 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstrreplace_alloca_true_valid_memsafety_true_termination_i____dev_t in strreplace-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:40:50,727 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstrreplace_alloca_true_valid_memsafety_true_termination_i____int8_t in strreplace-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:40:50,727 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstrreplace_alloca_true_valid_memsafety_true_termination_i____blksize_t in strreplace-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:40:50,727 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstrreplace_alloca_true_valid_memsafety_true_termination_i____WAIT_STATUS in strreplace-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:40:50,727 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstrreplace_alloca_true_valid_memsafety_true_termination_i__pthread_condattr_t in strreplace-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:40:50,727 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstrreplace_alloca_true_valid_memsafety_true_termination_i____clock_t in strreplace-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:40:50,727 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstrreplace_alloca_true_valid_memsafety_true_termination_i____fsblkcnt64_t in strreplace-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:40:50,727 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstrreplace_alloca_true_valid_memsafety_true_termination_i__timer_t in strreplace-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:40:50,727 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstrreplace_alloca_true_valid_memsafety_true_termination_i__register_t in strreplace-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:40:50,727 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstrreplace_alloca_true_valid_memsafety_true_termination_i____sig_atomic_t in strreplace-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:40:50,727 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstrreplace_alloca_true_valid_memsafety_true_termination_i____nlink_t in strreplace-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:40:50,727 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstrreplace_alloca_true_valid_memsafety_true_termination_i__pthread_attr_t in strreplace-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:40:50,728 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstrreplace_alloca_true_valid_memsafety_true_termination_i____uid_t in strreplace-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:40:50,728 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstrreplace_alloca_true_valid_memsafety_true_termination_i__u_short in strreplace-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:40:50,728 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstrreplace_alloca_true_valid_memsafety_true_termination_i__ldiv_t in strreplace-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:40:50,728 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstrreplace_alloca_true_valid_memsafety_true_termination_i____blkcnt64_t in strreplace-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:40:50,728 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstrreplace_alloca_true_valid_memsafety_true_termination_i____uint64_t in strreplace-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:40:50,728 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstrreplace_alloca_true_valid_memsafety_true_termination_i__gid_t in strreplace-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:40:50,728 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstrreplace_alloca_true_valid_memsafety_true_termination_i__ssize_t in strreplace-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:40:50,728 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstrreplace_alloca_true_valid_memsafety_true_termination_i____fsword_t in strreplace-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:40:50,728 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstrreplace_alloca_true_valid_memsafety_true_termination_i____int64_t in strreplace-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:40:50,728 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstrreplace_alloca_true_valid_memsafety_true_termination_i__ino_t in strreplace-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:40:50,728 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstrreplace_alloca_true_valid_memsafety_true_termination_i__uint in strreplace-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:40:50,728 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstrreplace_alloca_true_valid_memsafety_true_termination_i__nlink_t in strreplace-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:40:50,728 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstrreplace_alloca_true_valid_memsafety_true_termination_i__id_t in strreplace-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:40:50,729 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstrreplace_alloca_true_valid_memsafety_true_termination_i__wchar_t in strreplace-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:40:50,729 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstrreplace_alloca_true_valid_memsafety_true_termination_i____fsfilcnt64_t in strreplace-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:40:50,729 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstrreplace_alloca_true_valid_memsafety_true_termination_i____useconds_t in strreplace-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:40:50,729 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstrreplace_alloca_true_valid_memsafety_true_termination_i____u_int in strreplace-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:40:50,729 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstrreplace_alloca_true_valid_memsafety_true_termination_i____mode_t in strreplace-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:40:50,729 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstrreplace_alloca_true_valid_memsafety_true_termination_i____socklen_t in strreplace-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:40:50,729 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstrreplace_alloca_true_valid_memsafety_true_termination_i____intptr_t in strreplace-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:40:50,729 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstrreplace_alloca_true_valid_memsafety_true_termination_i____clockid_t in strreplace-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:40:50,729 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstrreplace_alloca_true_valid_memsafety_true_termination_i__off_t in strreplace-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:40:50,729 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstrreplace_alloca_true_valid_memsafety_true_termination_i__pthread_spinlock_t in strreplace-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:40:50,729 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstrreplace_alloca_true_valid_memsafety_true_termination_i__u_int16_t in strreplace-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:40:50,729 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstrreplace_alloca_true_valid_memsafety_true_termination_i__dev_t in strreplace-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:40:50,730 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstrreplace_alloca_true_valid_memsafety_true_termination_i__size_t in strreplace-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:40:50,730 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstrreplace_alloca_true_valid_memsafety_true_termination_i__pthread_once_t in strreplace-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:40:50,730 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstrreplace_alloca_true_valid_memsafety_true_termination_i__pthread_cond_t in strreplace-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:40:50,730 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstrreplace_alloca_true_valid_memsafety_true_termination_i____rlim_t in strreplace-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:40:50,730 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstrreplace_alloca_true_valid_memsafety_true_termination_i__u_int in strreplace-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:40:50,730 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstrreplace_alloca_true_valid_memsafety_true_termination_i__quad_t in strreplace-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:40:50,730 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstrreplace_alloca_true_valid_memsafety_true_termination_i__pthread_mutexattr_t in strreplace-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:40:50,730 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstrreplace_alloca_true_valid_memsafety_true_termination_i____pid_t in strreplace-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:40:50,730 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstrreplace_alloca_true_valid_memsafety_true_termination_i__key_t in strreplace-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:40:50,730 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstrreplace_alloca_true_valid_memsafety_true_termination_i__pthread_barrier_t in strreplace-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:40:50,730 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstrreplace_alloca_true_valid_memsafety_true_termination_i____suseconds_t in strreplace-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:40:50,731 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstrreplace_alloca_true_valid_memsafety_true_termination_i____off_t in strreplace-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:40:50,731 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstrreplace_alloca_true_valid_memsafety_true_termination_i__fsfilcnt_t in strreplace-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:40:50,731 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstrreplace_alloca_true_valid_memsafety_true_termination_i__fd_mask in strreplace-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:40:50,731 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstrreplace_alloca_true_valid_memsafety_true_termination_i____u_quad_t in strreplace-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:40:50,731 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstrreplace_alloca_true_valid_memsafety_true_termination_i__u_int8_t in strreplace-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:40:50,731 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstrreplace_alloca_true_valid_memsafety_true_termination_i__int32_t in strreplace-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:40:50,731 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstrreplace_alloca_true_valid_memsafety_true_termination_i____fd_mask in strreplace-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:40:50,731 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstrreplace_alloca_true_valid_memsafety_true_termination_i____quad_t in strreplace-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:40:50,731 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstrreplace_alloca_true_valid_memsafety_true_termination_i____ssize_t in strreplace-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:40:50,731 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstrreplace_alloca_true_valid_memsafety_true_termination_i__clockid_t in strreplace-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:40:50,731 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstrreplace_alloca_true_valid_memsafety_true_termination_i__fsblkcnt_t in strreplace-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:40:50,732 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstrreplace_alloca_true_valid_memsafety_true_termination_i____gid_t in strreplace-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:40:50,732 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstrreplace_alloca_true_valid_memsafety_true_termination_i____timer_t in strreplace-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:40:50,732 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstrreplace_alloca_true_valid_memsafety_true_termination_i____id_t in strreplace-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:40:50,732 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstrreplace_alloca_true_valid_memsafety_true_termination_i____int32_t in strreplace-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:40:50,732 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstrreplace_alloca_true_valid_memsafety_true_termination_i__pthread_t in strreplace-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:40:50,732 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fstrreplace_alloca_true_valid_memsafety_true_termination_i____syscall_ulong_t in strreplace-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:40:50,746 INFO L330 CDTParser]: Deleted temporary CDT project at /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/data/FLAG1f0006ed2 [2018-04-12 20:40:50,750 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-04-12 20:40:50,751 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-04-12 20:40:50,751 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-04-12 20:40:50,751 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-04-12 20:40:50,755 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-04-12 20:40:50,756 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.04 08:40:50" (1/1) ... [2018-04-12 20:40:50,758 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7b93ed8a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.04 08:40:50, skipping insertion in model container [2018-04-12 20:40:50,758 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.04 08:40:50" (1/1) ... [2018-04-12 20:40:50,771 INFO L167 Dispatcher]: Using SV-COMP mode [2018-04-12 20:40:50,793 INFO L167 Dispatcher]: Using SV-COMP mode [2018-04-12 20:40:50,920 INFO L175 PostProcessor]: Settings: Checked method=main [2018-04-12 20:40:50,957 INFO L175 PostProcessor]: Settings: Checked method=main [2018-04-12 20:40:50,964 INFO L100 SccComputation]: Graph consists of 0 InCaSumBalls and 112 non ball SCCs. Number of states in SCCs 112. [2018-04-12 20:40:50,991 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.04 08:40:50 WrapperNode [2018-04-12 20:40:50,992 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-04-12 20:40:50,992 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-04-12 20:40:50,992 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-04-12 20:40:50,992 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-04-12 20:40:51,000 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.04 08:40:50" (1/1) ... [2018-04-12 20:40:51,000 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.04 08:40:50" (1/1) ... [2018-04-12 20:40:51,011 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.04 08:40:50" (1/1) ... [2018-04-12 20:40:51,012 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.04 08:40:50" (1/1) ... [2018-04-12 20:40:51,018 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.04 08:40:50" (1/1) ... [2018-04-12 20:40:51,022 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.04 08:40:50" (1/1) ... [2018-04-12 20:40:51,024 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.04 08:40:50" (1/1) ... [2018-04-12 20:40:51,028 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-04-12 20:40:51,028 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-04-12 20:40:51,029 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-04-12 20:40:51,029 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-04-12 20:40:51,030 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.04 08:40:50" (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 20:40:51,125 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-04-12 20:40:51,126 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-04-12 20:40:51,126 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fstrreplace_alloca_true_valid_memsafety_true_termination_i____bswap_32 [2018-04-12 20:40:51,126 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fstrreplace_alloca_true_valid_memsafety_true_termination_i____bswap_64 [2018-04-12 20:40:51,126 INFO L136 BoogieDeclarations]: Found implementation of procedure cstrreplace [2018-04-12 20:40:51,126 INFO L136 BoogieDeclarations]: Found implementation of procedure main [2018-04-12 20:40:51,126 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fstrreplace_alloca_true_valid_memsafety_true_termination_i____bswap_32 [2018-04-12 20:40:51,126 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fstrreplace_alloca_true_valid_memsafety_true_termination_i____bswap_64 [2018-04-12 20:40:51,126 INFO L128 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2018-04-12 20:40:51,126 INFO L128 BoogieDeclarations]: Found specification of procedure atof [2018-04-12 20:40:51,126 INFO L128 BoogieDeclarations]: Found specification of procedure atoi [2018-04-12 20:40:51,127 INFO L128 BoogieDeclarations]: Found specification of procedure atol [2018-04-12 20:40:51,127 INFO L128 BoogieDeclarations]: Found specification of procedure atoll [2018-04-12 20:40:51,127 INFO L128 BoogieDeclarations]: Found specification of procedure strtod [2018-04-12 20:40:51,127 INFO L128 BoogieDeclarations]: Found specification of procedure strtof [2018-04-12 20:40:51,127 INFO L128 BoogieDeclarations]: Found specification of procedure strtold [2018-04-12 20:40:51,127 INFO L128 BoogieDeclarations]: Found specification of procedure strtol [2018-04-12 20:40:51,127 INFO L128 BoogieDeclarations]: Found specification of procedure strtoul [2018-04-12 20:40:51,127 INFO L128 BoogieDeclarations]: Found specification of procedure strtoq [2018-04-12 20:40:51,127 INFO L128 BoogieDeclarations]: Found specification of procedure strtouq [2018-04-12 20:40:51,127 INFO L128 BoogieDeclarations]: Found specification of procedure strtoll [2018-04-12 20:40:51,127 INFO L128 BoogieDeclarations]: Found specification of procedure strtoull [2018-04-12 20:40:51,128 INFO L128 BoogieDeclarations]: Found specification of procedure l64a [2018-04-12 20:40:51,128 INFO L128 BoogieDeclarations]: Found specification of procedure a64l [2018-04-12 20:40:51,128 INFO L128 BoogieDeclarations]: Found specification of procedure select [2018-04-12 20:40:51,128 INFO L128 BoogieDeclarations]: Found specification of procedure pselect [2018-04-12 20:40:51,128 INFO L128 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2018-04-12 20:40:51,128 INFO L128 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2018-04-12 20:40:51,128 INFO L128 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2018-04-12 20:40:51,128 INFO L128 BoogieDeclarations]: Found specification of procedure random [2018-04-12 20:40:51,128 INFO L128 BoogieDeclarations]: Found specification of procedure srandom [2018-04-12 20:40:51,128 INFO L128 BoogieDeclarations]: Found specification of procedure initstate [2018-04-12 20:40:51,128 INFO L128 BoogieDeclarations]: Found specification of procedure setstate [2018-04-12 20:40:51,129 INFO L128 BoogieDeclarations]: Found specification of procedure random_r [2018-04-12 20:40:51,129 INFO L128 BoogieDeclarations]: Found specification of procedure srandom_r [2018-04-12 20:40:51,129 INFO L128 BoogieDeclarations]: Found specification of procedure initstate_r [2018-04-12 20:40:51,129 INFO L128 BoogieDeclarations]: Found specification of procedure setstate_r [2018-04-12 20:40:51,129 INFO L128 BoogieDeclarations]: Found specification of procedure rand [2018-04-12 20:40:51,129 INFO L128 BoogieDeclarations]: Found specification of procedure srand [2018-04-12 20:40:51,129 INFO L128 BoogieDeclarations]: Found specification of procedure rand_r [2018-04-12 20:40:51,129 INFO L128 BoogieDeclarations]: Found specification of procedure drand48 [2018-04-12 20:40:51,129 INFO L128 BoogieDeclarations]: Found specification of procedure erand48 [2018-04-12 20:40:51,129 INFO L128 BoogieDeclarations]: Found specification of procedure lrand48 [2018-04-12 20:40:51,130 INFO L128 BoogieDeclarations]: Found specification of procedure nrand48 [2018-04-12 20:40:51,130 INFO L128 BoogieDeclarations]: Found specification of procedure mrand48 [2018-04-12 20:40:51,130 INFO L128 BoogieDeclarations]: Found specification of procedure jrand48 [2018-04-12 20:40:51,130 INFO L128 BoogieDeclarations]: Found specification of procedure srand48 [2018-04-12 20:40:51,130 INFO L128 BoogieDeclarations]: Found specification of procedure seed48 [2018-04-12 20:40:51,130 INFO L128 BoogieDeclarations]: Found specification of procedure lcong48 [2018-04-12 20:40:51,130 INFO L128 BoogieDeclarations]: Found specification of procedure drand48_r [2018-04-12 20:40:51,130 INFO L128 BoogieDeclarations]: Found specification of procedure erand48_r [2018-04-12 20:40:51,130 INFO L128 BoogieDeclarations]: Found specification of procedure lrand48_r [2018-04-12 20:40:51,131 INFO L128 BoogieDeclarations]: Found specification of procedure nrand48_r [2018-04-12 20:40:51,131 INFO L128 BoogieDeclarations]: Found specification of procedure mrand48_r [2018-04-12 20:40:51,131 INFO L128 BoogieDeclarations]: Found specification of procedure jrand48_r [2018-04-12 20:40:51,131 INFO L128 BoogieDeclarations]: Found specification of procedure srand48_r [2018-04-12 20:40:51,131 INFO L128 BoogieDeclarations]: Found specification of procedure seed48_r [2018-04-12 20:40:51,131 INFO L128 BoogieDeclarations]: Found specification of procedure lcong48_r [2018-04-12 20:40:51,131 INFO L128 BoogieDeclarations]: Found specification of procedure malloc [2018-04-12 20:40:51,131 INFO L128 BoogieDeclarations]: Found specification of procedure calloc [2018-04-12 20:40:51,131 INFO L128 BoogieDeclarations]: Found specification of procedure realloc [2018-04-12 20:40:51,131 INFO L128 BoogieDeclarations]: Found specification of procedure free [2018-04-12 20:40:51,131 INFO L128 BoogieDeclarations]: Found specification of procedure cfree [2018-04-12 20:40:51,132 INFO L128 BoogieDeclarations]: Found specification of procedure alloca [2018-04-12 20:40:51,132 INFO L128 BoogieDeclarations]: Found specification of procedure valloc [2018-04-12 20:40:51,132 INFO L128 BoogieDeclarations]: Found specification of procedure posix_memalign [2018-04-12 20:40:51,132 INFO L128 BoogieDeclarations]: Found specification of procedure abort [2018-04-12 20:40:51,132 INFO L128 BoogieDeclarations]: Found specification of procedure atexit [2018-04-12 20:40:51,132 INFO L128 BoogieDeclarations]: Found specification of procedure on_exit [2018-04-12 20:40:51,132 INFO L128 BoogieDeclarations]: Found specification of procedure exit [2018-04-12 20:40:51,132 INFO L128 BoogieDeclarations]: Found specification of procedure _Exit [2018-04-12 20:40:51,132 INFO L128 BoogieDeclarations]: Found specification of procedure getenv [2018-04-12 20:40:51,132 INFO L128 BoogieDeclarations]: Found specification of procedure putenv [2018-04-12 20:40:51,132 INFO L128 BoogieDeclarations]: Found specification of procedure setenv [2018-04-12 20:40:51,132 INFO L128 BoogieDeclarations]: Found specification of procedure unsetenv [2018-04-12 20:40:51,132 INFO L128 BoogieDeclarations]: Found specification of procedure clearenv [2018-04-12 20:40:51,133 INFO L128 BoogieDeclarations]: Found specification of procedure mktemp [2018-04-12 20:40:51,133 INFO L128 BoogieDeclarations]: Found specification of procedure mkstemp [2018-04-12 20:40:51,133 INFO L128 BoogieDeclarations]: Found specification of procedure mkstemps [2018-04-12 20:40:51,133 INFO L128 BoogieDeclarations]: Found specification of procedure mkdtemp [2018-04-12 20:40:51,133 INFO L128 BoogieDeclarations]: Found specification of procedure system [2018-04-12 20:40:51,133 INFO L128 BoogieDeclarations]: Found specification of procedure realpath [2018-04-12 20:40:51,133 INFO L128 BoogieDeclarations]: Found specification of procedure bsearch [2018-04-12 20:40:51,133 INFO L128 BoogieDeclarations]: Found specification of procedure qsort [2018-04-12 20:40:51,133 INFO L128 BoogieDeclarations]: Found specification of procedure abs [2018-04-12 20:40:51,133 INFO L128 BoogieDeclarations]: Found specification of procedure labs [2018-04-12 20:40:51,133 INFO L128 BoogieDeclarations]: Found specification of procedure llabs [2018-04-12 20:40:51,133 INFO L128 BoogieDeclarations]: Found specification of procedure div [2018-04-12 20:40:51,133 INFO L128 BoogieDeclarations]: Found specification of procedure ldiv [2018-04-12 20:40:51,133 INFO L128 BoogieDeclarations]: Found specification of procedure lldiv [2018-04-12 20:40:51,133 INFO L128 BoogieDeclarations]: Found specification of procedure ecvt [2018-04-12 20:40:51,133 INFO L128 BoogieDeclarations]: Found specification of procedure fcvt [2018-04-12 20:40:51,133 INFO L128 BoogieDeclarations]: Found specification of procedure gcvt [2018-04-12 20:40:51,134 INFO L128 BoogieDeclarations]: Found specification of procedure qecvt [2018-04-12 20:40:51,134 INFO L128 BoogieDeclarations]: Found specification of procedure qfcvt [2018-04-12 20:40:51,134 INFO L128 BoogieDeclarations]: Found specification of procedure qgcvt [2018-04-12 20:40:51,134 INFO L128 BoogieDeclarations]: Found specification of procedure ecvt_r [2018-04-12 20:40:51,134 INFO L128 BoogieDeclarations]: Found specification of procedure fcvt_r [2018-04-12 20:40:51,134 INFO L128 BoogieDeclarations]: Found specification of procedure qecvt_r [2018-04-12 20:40:51,134 INFO L128 BoogieDeclarations]: Found specification of procedure qfcvt_r [2018-04-12 20:40:51,134 INFO L128 BoogieDeclarations]: Found specification of procedure mblen [2018-04-12 20:40:51,134 INFO L128 BoogieDeclarations]: Found specification of procedure mbtowc [2018-04-12 20:40:51,134 INFO L128 BoogieDeclarations]: Found specification of procedure wctomb [2018-04-12 20:40:51,134 INFO L128 BoogieDeclarations]: Found specification of procedure mbstowcs [2018-04-12 20:40:51,135 INFO L128 BoogieDeclarations]: Found specification of procedure wcstombs [2018-04-12 20:40:51,135 INFO L128 BoogieDeclarations]: Found specification of procedure rpmatch [2018-04-12 20:40:51,135 INFO L128 BoogieDeclarations]: Found specification of procedure getsubopt [2018-04-12 20:40:51,135 INFO L128 BoogieDeclarations]: Found specification of procedure getloadavg [2018-04-12 20:40:51,135 INFO L128 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-04-12 20:40:51,135 INFO L128 BoogieDeclarations]: Found specification of procedure cstrreplace [2018-04-12 20:40:51,135 INFO L128 BoogieDeclarations]: Found specification of procedure read~int [2018-04-12 20:40:51,135 INFO L128 BoogieDeclarations]: Found specification of procedure write~int [2018-04-12 20:40:51,135 INFO L128 BoogieDeclarations]: Found specification of procedure main [2018-04-12 20:40:51,135 INFO L128 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-04-12 20:40:51,136 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-04-12 20:40:51,136 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-04-12 20:40:51,136 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-04-12 20:40:51,136 INFO L128 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2018-04-12 20:40:51,389 INFO L259 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-04-12 20:40:51,390 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.04 08:40:51 BoogieIcfgContainer [2018-04-12 20:40:51,390 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-04-12 20:40:51,391 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-04-12 20:40:51,391 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-04-12 20:40:51,393 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-04-12 20:40:51,393 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.04 08:40:50" (1/3) ... [2018-04-12 20:40:51,393 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3c59afde and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.04 08:40:51, skipping insertion in model container [2018-04-12 20:40:51,394 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.04 08:40:50" (2/3) ... [2018-04-12 20:40:51,394 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3c59afde and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.04 08:40:51, skipping insertion in model container [2018-04-12 20:40:51,394 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.04 08:40:51" (3/3) ... [2018-04-12 20:40:51,395 INFO L107 eAbstractionObserver]: Analyzing ICFG strreplace-alloca_true-valid-memsafety_true-termination.i [2018-04-12 20:40:51,402 INFO L131 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:Craig_TreeInterpolation Determinization: PREDICATE_ABSTRACTION [2018-04-12 20:40:51,412 INFO L143 ceAbstractionStarter]: Appying trace abstraction to program that has 9 error locations. [2018-04-12 20:40:51,446 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2018-04-12 20:40:51,447 INFO L369 AbstractCegarLoop]: Interprodecural is true [2018-04-12 20:40:51,447 INFO L370 AbstractCegarLoop]: Hoare is false [2018-04-12 20:40:51,447 INFO L371 AbstractCegarLoop]: Compute interpolants for Craig_TreeInterpolation [2018-04-12 20:40:51,447 INFO L372 AbstractCegarLoop]: Backedges is CANONICAL [2018-04-12 20:40:51,447 INFO L373 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-04-12 20:40:51,448 INFO L374 AbstractCegarLoop]: Difference is false [2018-04-12 20:40:51,448 INFO L375 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-04-12 20:40:51,448 INFO L380 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-04-12 20:40:51,448 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-04-12 20:40:51,458 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states. [2018-04-12 20:40:51,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-04-12 20:40:51,464 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 20:40:51,464 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-12 20:40:51,464 INFO L408 AbstractCegarLoop]: === Iteration 1 === [cstrreplaceErr4RequiresViolation, cstrreplaceErr5RequiresViolation, cstrreplaceErr3RequiresViolation, cstrreplaceErr0RequiresViolation, cstrreplaceErr1RequiresViolation, cstrreplaceErr2RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation]=== [2018-04-12 20:40:51,467 INFO L82 PathProgramCache]: Analyzing trace with hash -1143376374, now seen corresponding path program 1 times [2018-04-12 20:40:51,499 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-12 20:40:51,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 20:40:51,535 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 20:40:51,581 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 20:40:51,583 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-12 20:40:51,583 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-04-12 20:40:51,584 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-12 20:40:51,584 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 20:40:51,584 INFO L182 omatonBuilderFactory]: Interpolants [43#true, 44#false, 45#(= 1 (select |#valid| |main_#t~malloc7.base|)), 46#(= 1 (select |#valid| main_~nondetString1~0.base))] [2018-04-12 20:40:51,584 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 20:40:51,585 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-04-12 20:40:51,593 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-04-12 20:40:51,594 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-04-12 20:40:51,595 INFO L87 Difference]: Start difference. First operand 40 states. Second operand 4 states. [2018-04-12 20:40:51,650 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 20:40:51,650 INFO L93 Difference]: Finished difference Result 39 states and 41 transitions. [2018-04-12 20:40:51,650 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-04-12 20:40:51,651 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 10 [2018-04-12 20:40:51,651 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 20:40:51,658 INFO L225 Difference]: With dead ends: 39 [2018-04-12 20:40:51,659 INFO L226 Difference]: Without dead ends: 36 [2018-04-12 20:40:51,660 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 20:40:51,671 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 36 states. [2018-04-12 20:40:51,681 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 36 to 36. [2018-04-12 20:40:51,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 36 states. [2018-04-12 20:40:51,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 36 states and 38 transitions. [2018-04-12 20:40:51,684 INFO L78 Accepts]: Start accepts. Automaton has 36 states and 38 transitions. Word has length 10 [2018-04-12 20:40:51,684 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 20:40:51,684 INFO L459 AbstractCegarLoop]: Abstraction has 36 states and 38 transitions. [2018-04-12 20:40:51,684 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-04-12 20:40:51,684 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 38 transitions. [2018-04-12 20:40:51,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-04-12 20:40:51,685 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 20:40:51,685 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-12 20:40:51,685 INFO L408 AbstractCegarLoop]: === Iteration 2 === [cstrreplaceErr4RequiresViolation, cstrreplaceErr5RequiresViolation, cstrreplaceErr3RequiresViolation, cstrreplaceErr0RequiresViolation, cstrreplaceErr1RequiresViolation, cstrreplaceErr2RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation]=== [2018-04-12 20:40:51,685 INFO L82 PathProgramCache]: Analyzing trace with hash -1143376373, now seen corresponding path program 1 times [2018-04-12 20:40:51,686 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-12 20:40:51,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 20:40:51,698 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 20:40:51,749 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 20:40:51,749 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-12 20:40:51,750 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-04-12 20:40:51,750 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-12 20:40:51,750 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 20:40:51,750 INFO L182 omatonBuilderFactory]: Interpolants [128#(and (= main_~length1~0 (select |#length| main_~nondetString1~0.base)) (<= 1 main_~length1~0) (= main_~nondetString1~0.offset 0)), 124#true, 125#false, 126#(<= 1 main_~length1~0), 127#(and (= 0 |main_#t~malloc7.offset|) (= main_~length1~0 (select |#length| |main_#t~malloc7.base|)) (<= 1 main_~length1~0))] [2018-04-12 20:40:51,750 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 20:40:51,751 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-04-12 20:40:51,752 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-04-12 20:40:51,752 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-04-12 20:40:51,752 INFO L87 Difference]: Start difference. First operand 36 states and 38 transitions. Second operand 5 states. [2018-04-12 20:40:51,795 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 20:40:51,795 INFO L93 Difference]: Finished difference Result 35 states and 37 transitions. [2018-04-12 20:40:51,795 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-04-12 20:40:51,795 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 10 [2018-04-12 20:40:51,796 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 20:40:51,796 INFO L225 Difference]: With dead ends: 35 [2018-04-12 20:40:51,796 INFO L226 Difference]: Without dead ends: 35 [2018-04-12 20:40:51,797 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 20:40:51,797 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 35 states. [2018-04-12 20:40:51,799 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 35 to 35. [2018-04-12 20:40:51,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 35 states. [2018-04-12 20:40:51,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 35 states and 37 transitions. [2018-04-12 20:40:51,801 INFO L78 Accepts]: Start accepts. Automaton has 35 states and 37 transitions. Word has length 10 [2018-04-12 20:40:51,801 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 20:40:51,801 INFO L459 AbstractCegarLoop]: Abstraction has 35 states and 37 transitions. [2018-04-12 20:40:51,801 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-04-12 20:40:51,801 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 37 transitions. [2018-04-12 20:40:51,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-04-12 20:40:51,801 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 20:40:51,801 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-12 20:40:51,801 INFO L408 AbstractCegarLoop]: === Iteration 3 === [cstrreplaceErr4RequiresViolation, cstrreplaceErr5RequiresViolation, cstrreplaceErr3RequiresViolation, cstrreplaceErr0RequiresViolation, cstrreplaceErr1RequiresViolation, cstrreplaceErr2RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation]=== [2018-04-12 20:40:51,801 INFO L82 PathProgramCache]: Analyzing trace with hash 804879302, now seen corresponding path program 1 times [2018-04-12 20:40:51,802 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-12 20:40:51,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 20:40:51,820 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 20:40:51,856 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 20:40:51,856 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-12 20:40:51,856 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-04-12 20:40:51,857 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-12 20:40:51,857 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 20:40:51,857 INFO L182 omatonBuilderFactory]: Interpolants [201#true, 202#false, 203#(= 1 (select |#valid| main_~nondetString1~0.base)), 204#(= 1 (select |#valid| |cstrreplace_#in~s.base|)), 205#(= 1 (select |#valid| cstrreplace_~p~0.base))] [2018-04-12 20:40:51,857 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 20:40:51,857 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-04-12 20:40:51,857 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-04-12 20:40:51,858 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-04-12 20:40:51,858 INFO L87 Difference]: Start difference. First operand 35 states and 37 transitions. Second operand 5 states. [2018-04-12 20:40:51,891 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 20:40:51,891 INFO L93 Difference]: Finished difference Result 32 states and 34 transitions. [2018-04-12 20:40:51,892 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-04-12 20:40:51,892 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 15 [2018-04-12 20:40:51,892 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 20:40:51,892 INFO L225 Difference]: With dead ends: 32 [2018-04-12 20:40:51,892 INFO L226 Difference]: Without dead ends: 32 [2018-04-12 20:40:51,893 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2018-04-12 20:40:51,893 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 32 states. [2018-04-12 20:40:51,894 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 32 to 32. [2018-04-12 20:40:51,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 32 states. [2018-04-12 20:40:51,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 32 states and 34 transitions. [2018-04-12 20:40:51,895 INFO L78 Accepts]: Start accepts. Automaton has 32 states and 34 transitions. Word has length 15 [2018-04-12 20:40:51,895 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 20:40:51,895 INFO L459 AbstractCegarLoop]: Abstraction has 32 states and 34 transitions. [2018-04-12 20:40:51,895 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-04-12 20:40:51,895 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 34 transitions. [2018-04-12 20:40:51,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-04-12 20:40:51,895 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 20:40:51,895 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-12 20:40:51,895 INFO L408 AbstractCegarLoop]: === Iteration 4 === [cstrreplaceErr4RequiresViolation, cstrreplaceErr5RequiresViolation, cstrreplaceErr3RequiresViolation, cstrreplaceErr0RequiresViolation, cstrreplaceErr1RequiresViolation, cstrreplaceErr2RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation]=== [2018-04-12 20:40:51,895 INFO L82 PathProgramCache]: Analyzing trace with hash 804879303, now seen corresponding path program 1 times [2018-04-12 20:40:51,896 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-12 20:40:51,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 20:40:51,904 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 20:40:51,969 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 20:40:51,969 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-12 20:40:51,969 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-04-12 20:40:51,970 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-12 20:40:51,970 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 20:40:51,970 INFO L182 omatonBuilderFactory]: Interpolants [272#true, 273#false, 274#(<= 1 main_~length1~0), 275#(and (= 0 |main_#t~malloc7.offset|) (= main_~length1~0 (select |#length| |main_#t~malloc7.base|)) (<= 1 main_~length1~0)), 276#(and (= 0 main_~nondetString1~0.offset) (= main_~length1~0 (select |#length| main_~nondetString1~0.base)) (<= 1 main_~length1~0)), 277#(and (= 0 main_~nondetString1~0.offset) (<= 1 (select |#length| main_~nondetString1~0.base))), 278#(and (= 0 |cstrreplace_#in~s.offset|) (<= 1 (select |#length| |cstrreplace_#in~s.base|))), 279#(and (<= 1 (select |#length| cstrreplace_~p~0.base)) (= cstrreplace_~p~0.offset 0))] [2018-04-12 20:40:51,970 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 20:40:51,970 INFO L442 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-04-12 20:40:51,971 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-04-12 20:40:51,971 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2018-04-12 20:40:51,971 INFO L87 Difference]: Start difference. First operand 32 states and 34 transitions. Second operand 8 states. [2018-04-12 20:40:52,053 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 20:40:52,053 INFO L93 Difference]: Finished difference Result 43 states and 47 transitions. [2018-04-12 20:40:52,053 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-04-12 20:40:52,053 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 15 [2018-04-12 20:40:52,053 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 20:40:52,055 INFO L225 Difference]: With dead ends: 43 [2018-04-12 20:40:52,055 INFO L226 Difference]: Without dead ends: 43 [2018-04-12 20:40:52,056 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=26, Invalid=64, Unknown=0, NotChecked=0, Total=90 [2018-04-12 20:40:52,056 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 43 states. [2018-04-12 20:40:52,058 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 43 to 38. [2018-04-12 20:40:52,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 38 states. [2018-04-12 20:40:52,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 38 states and 42 transitions. [2018-04-12 20:40:52,060 INFO L78 Accepts]: Start accepts. Automaton has 38 states and 42 transitions. Word has length 15 [2018-04-12 20:40:52,060 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 20:40:52,060 INFO L459 AbstractCegarLoop]: Abstraction has 38 states and 42 transitions. [2018-04-12 20:40:52,060 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-04-12 20:40:52,060 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 42 transitions. [2018-04-12 20:40:52,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-04-12 20:40:52,061 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 20:40:52,061 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] [2018-04-12 20:40:52,061 INFO L408 AbstractCegarLoop]: === Iteration 5 === [cstrreplaceErr4RequiresViolation, cstrreplaceErr5RequiresViolation, cstrreplaceErr3RequiresViolation, cstrreplaceErr0RequiresViolation, cstrreplaceErr1RequiresViolation, cstrreplaceErr2RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation]=== [2018-04-12 20:40:52,061 INFO L82 PathProgramCache]: Analyzing trace with hash 670175660, now seen corresponding path program 1 times [2018-04-12 20:40:52,062 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-12 20:40:52,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 20:40:52,080 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 20:40:52,175 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 20:40:52,175 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-12 20:40:52,175 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2018-04-12 20:40:52,175 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-12 20:40:52,175 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 20:40:52,176 INFO L182 omatonBuilderFactory]: Interpolants [368#(and (= 0 |main_#t~malloc7.offset|) (<= 1 main_~length1~0) (<= main_~length1~0 1)), 369#(and (<= 1 main_~length1~0) (<= main_~length1~0 1) (= main_~nondetString1~0.offset 0)), 370#(and (= 0 (select (select |#memory_int| main_~nondetString1~0.base) main_~nondetString1~0.offset)) (= main_~nondetString1~0.offset 0)), 371#(= 0 (select (select |#memory_int| |cstrreplace_#in~s.base|) |cstrreplace_#in~s.offset|)), 372#(= 0 (select (select |#memory_int| cstrreplace_~p~0.base) cstrreplace_~p~0.offset)), 373#(and (= |cstrreplace_#t~mem2| (select (select |#memory_int| cstrreplace_~p~0.base) cstrreplace_~p~0.offset)) (= 0 (select (select |#memory_int| cstrreplace_~p~0.base) cstrreplace_~p~0.offset))), 365#true, 366#false, 367#(and (<= 1 main_~length1~0) (<= main_~length1~0 1))] [2018-04-12 20:40:52,176 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 20:40:52,176 INFO L442 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-04-12 20:40:52,176 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-04-12 20:40:52,176 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2018-04-12 20:40:52,177 INFO L87 Difference]: Start difference. First operand 38 states and 42 transitions. Second operand 9 states. [2018-04-12 20:40:52,262 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 20:40:52,262 INFO L93 Difference]: Finished difference Result 55 states and 58 transitions. [2018-04-12 20:40:52,262 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-04-12 20:40:52,263 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 21 [2018-04-12 20:40:52,263 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 20:40:52,263 INFO L225 Difference]: With dead ends: 55 [2018-04-12 20:40:52,263 INFO L226 Difference]: Without dead ends: 55 [2018-04-12 20:40:52,264 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=46, Invalid=136, Unknown=0, NotChecked=0, Total=182 [2018-04-12 20:40:52,264 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 55 states. [2018-04-12 20:40:52,271 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 55 to 50. [2018-04-12 20:40:52,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 50 states. [2018-04-12 20:40:52,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 50 states and 54 transitions. [2018-04-12 20:40:52,272 INFO L78 Accepts]: Start accepts. Automaton has 50 states and 54 transitions. Word has length 21 [2018-04-12 20:40:52,272 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 20:40:52,272 INFO L459 AbstractCegarLoop]: Abstraction has 50 states and 54 transitions. [2018-04-12 20:40:52,272 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-04-12 20:40:52,273 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 54 transitions. [2018-04-12 20:40:52,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-04-12 20:40:52,273 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 20:40:52,273 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] [2018-04-12 20:40:52,273 INFO L408 AbstractCegarLoop]: === Iteration 6 === [cstrreplaceErr4RequiresViolation, cstrreplaceErr5RequiresViolation, cstrreplaceErr3RequiresViolation, cstrreplaceErr0RequiresViolation, cstrreplaceErr1RequiresViolation, cstrreplaceErr2RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation]=== [2018-04-12 20:40:52,273 INFO L82 PathProgramCache]: Analyzing trace with hash -609688018, now seen corresponding path program 1 times [2018-04-12 20:40:52,274 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-12 20:40:52,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 20:40:52,284 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 20:40:52,445 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 20:40:52,446 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-12 20:40:52,446 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [10] total 10 [2018-04-12 20:40:52,446 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-12 20:40:52,446 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 20:40:52,447 INFO L182 omatonBuilderFactory]: Interpolants [496#(and (= cstrreplace_~p~0.offset 0) (or (<= 2 (select |#length| cstrreplace_~p~0.base)) (= 0 (select (select |#memory_int| cstrreplace_~p~0.base) cstrreplace_~p~0.offset)))), 497#(and (or (<= 2 (select |#length| cstrreplace_~p~0.base)) (and (= |cstrreplace_#t~mem2| (select (select |#memory_int| cstrreplace_~p~0.base) cstrreplace_~p~0.offset)) (= 0 (select (select |#memory_int| cstrreplace_~p~0.base) cstrreplace_~p~0.offset)))) (= cstrreplace_~p~0.offset 0)), 498#(and (<= 2 (select |#length| cstrreplace_~p~0.base)) (= cstrreplace_~p~0.offset 0)), 499#(and (<= 1 cstrreplace_~p~0.offset) (<= (+ cstrreplace_~p~0.offset 1) (select |#length| cstrreplace_~p~0.base))), 489#true, 490#false, 491#(<= 1 main_~length1~0), 492#(and (= 0 |main_#t~malloc7.offset|) (= main_~length1~0 (select |#length| |main_#t~malloc7.base|)) (<= 1 main_~length1~0)), 493#(and (<= 1 main_~length1~0) (or (= (+ main_~nondetString1~0.offset main_~length1~0) 1) (= main_~length1~0 (select |#length| main_~nondetString1~0.base))) (= main_~nondetString1~0.offset 0)), 494#(and (or (<= 2 (+ main_~nondetString1~0.offset (select |#length| main_~nondetString1~0.base))) (= 0 (select (select |#memory_int| main_~nondetString1~0.base) main_~nondetString1~0.offset))) (= main_~nondetString1~0.offset 0)), 495#(and (or (= 0 (select (select |#memory_int| |cstrreplace_#in~s.base|) |cstrreplace_#in~s.offset|)) (<= 2 (select |#length| |cstrreplace_#in~s.base|))) (= 0 |cstrreplace_#in~s.offset|))] [2018-04-12 20:40:52,447 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 20:40:52,447 INFO L442 AbstractCegarLoop]: Interpolant automaton has 11 states [2018-04-12 20:40:52,447 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2018-04-12 20:40:52,447 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=86, Unknown=0, NotChecked=0, Total=110 [2018-04-12 20:40:52,448 INFO L87 Difference]: Start difference. First operand 50 states and 54 transitions. Second operand 11 states. [2018-04-12 20:40:52,611 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 20:40:52,611 INFO L93 Difference]: Finished difference Result 84 states and 91 transitions. [2018-04-12 20:40:52,611 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2018-04-12 20:40:52,611 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 21 [2018-04-12 20:40:52,612 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 20:40:52,612 INFO L225 Difference]: With dead ends: 84 [2018-04-12 20:40:52,612 INFO L226 Difference]: Without dead ends: 84 [2018-04-12 20:40:52,613 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 48 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=64, Invalid=242, Unknown=0, NotChecked=0, Total=306 [2018-04-12 20:40:52,613 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 84 states. [2018-04-12 20:40:52,616 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 84 to 58. [2018-04-12 20:40:52,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 58 states. [2018-04-12 20:40:52,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 58 states and 64 transitions. [2018-04-12 20:40:52,618 INFO L78 Accepts]: Start accepts. Automaton has 58 states and 64 transitions. Word has length 21 [2018-04-12 20:40:52,618 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 20:40:52,618 INFO L459 AbstractCegarLoop]: Abstraction has 58 states and 64 transitions. [2018-04-12 20:40:52,618 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states. [2018-04-12 20:40:52,618 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 64 transitions. [2018-04-12 20:40:52,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-04-12 20:40:52,619 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 20:40:52,619 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 20:40:52,619 INFO L408 AbstractCegarLoop]: === Iteration 7 === [cstrreplaceErr4RequiresViolation, cstrreplaceErr5RequiresViolation, cstrreplaceErr3RequiresViolation, cstrreplaceErr0RequiresViolation, cstrreplaceErr1RequiresViolation, cstrreplaceErr2RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation]=== [2018-04-12 20:40:52,619 INFO L82 PathProgramCache]: Analyzing trace with hash -1279946367, now seen corresponding path program 1 times [2018-04-12 20:40:52,620 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-12 20:40:52,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 20:40:52,633 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 20:40:52,668 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 20:40:52,668 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-12 20:40:52,668 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-04-12 20:40:52,668 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-12 20:40:52,669 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 20:40:52,669 INFO L182 omatonBuilderFactory]: Interpolants [656#true, 657#false, 658#(= |#valid| |old(#valid)|), 659#(= (store |#valid| |main_#t~malloc7.base| 0) |old(#valid)|)] [2018-04-12 20:40:52,669 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 20:40:52,669 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-04-12 20:40:52,669 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-04-12 20:40:52,669 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-04-12 20:40:52,669 INFO L87 Difference]: Start difference. First operand 58 states and 64 transitions. Second operand 4 states. [2018-04-12 20:40:52,742 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 20:40:52,742 INFO L93 Difference]: Finished difference Result 57 states and 63 transitions. [2018-04-12 20:40:52,742 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-04-12 20:40:52,742 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 23 [2018-04-12 20:40:52,742 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 20:40:52,743 INFO L225 Difference]: With dead ends: 57 [2018-04-12 20:40:52,743 INFO L226 Difference]: Without dead ends: 38 [2018-04-12 20:40:52,743 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 20:40:52,743 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 38 states. [2018-04-12 20:40:52,745 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 38 to 38. [2018-04-12 20:40:52,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 38 states. [2018-04-12 20:40:52,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 38 states and 41 transitions. [2018-04-12 20:40:52,746 INFO L78 Accepts]: Start accepts. Automaton has 38 states and 41 transitions. Word has length 23 [2018-04-12 20:40:52,746 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 20:40:52,747 INFO L459 AbstractCegarLoop]: Abstraction has 38 states and 41 transitions. [2018-04-12 20:40:52,747 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-04-12 20:40:52,747 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 41 transitions. [2018-04-12 20:40:52,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-04-12 20:40:52,747 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 20:40:52,747 INFO L355 BasicCegarLoop]: trace histogram [3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-12 20:40:52,748 INFO L408 AbstractCegarLoop]: === Iteration 8 === [cstrreplaceErr4RequiresViolation, cstrreplaceErr5RequiresViolation, cstrreplaceErr3RequiresViolation, cstrreplaceErr0RequiresViolation, cstrreplaceErr1RequiresViolation, cstrreplaceErr2RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation]=== [2018-04-12 20:40:52,748 INFO L82 PathProgramCache]: Analyzing trace with hash -1316236589, now seen corresponding path program 2 times [2018-04-12 20:40:52,748 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-12 20:40:52,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 20:40:52,762 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 20:40:52,921 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 20:40:52,921 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-12 20:40:52,921 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [10] total 10 [2018-04-12 20:40:52,921 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-12 20:40:52,921 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 20:40:52,922 INFO L182 omatonBuilderFactory]: Interpolants [757#true, 758#false, 759#(and (= 0 |main_#t~malloc7.offset|) (= main_~length1~0 (select |#length| |main_#t~malloc7.base|))), 760#(and (= main_~length1~0 (select |#length| main_~nondetString1~0.base)) (= main_~nondetString1~0.offset 0)), 761#(and (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)) (= main_~nondetString1~0.offset 0)), 762#(and (= 0 |cstrreplace_#in~s.offset|) (or (<= 3 (select |#length| |cstrreplace_#in~s.base|)) (= 0 (select (select |#memory_int| |cstrreplace_#in~s.base|) 1)) (<= (select |#length| |cstrreplace_#in~s.base|) 1))), 763#(and (= cstrreplace_~p~0.offset 0) (or (<= 3 (select |#length| cstrreplace_~p~0.base)) (= 0 (select (select |#memory_int| cstrreplace_~p~0.base) 1)) (<= (select |#length| cstrreplace_~p~0.base) 1))), 764#(and (or (<= (select |#length| cstrreplace_~p~0.base) cstrreplace_~p~0.offset) (<= (+ cstrreplace_~p~0.offset 2) (select |#length| cstrreplace_~p~0.base)) (and (= 1 cstrreplace_~p~0.offset) (= 0 (select (select |#memory_int| cstrreplace_~p~0.base) cstrreplace_~p~0.offset)))) (<= 1 cstrreplace_~p~0.offset)), 765#(and (<= 1 cstrreplace_~p~0.offset) (or (and (= 1 cstrreplace_~p~0.offset) (= |cstrreplace_#t~mem2| (select (select |#memory_int| cstrreplace_~p~0.base) cstrreplace_~p~0.offset)) (= 0 (select (select |#memory_int| cstrreplace_~p~0.base) cstrreplace_~p~0.offset))) (<= (+ cstrreplace_~p~0.offset 2) (select |#length| cstrreplace_~p~0.base)))), 766#(and (<= (+ cstrreplace_~p~0.offset 2) (select |#length| cstrreplace_~p~0.base)) (<= 1 cstrreplace_~p~0.offset)), 767#(and (<= (+ cstrreplace_~p~0.offset 1) (select |#length| cstrreplace_~p~0.base)) (<= 2 cstrreplace_~p~0.offset))] [2018-04-12 20:40:52,922 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 20:40:52,922 INFO L442 AbstractCegarLoop]: Interpolant automaton has 11 states [2018-04-12 20:40:52,922 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2018-04-12 20:40:52,922 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2018-04-12 20:40:52,922 INFO L87 Difference]: Start difference. First operand 38 states and 41 transitions. Second operand 11 states. [2018-04-12 20:40:53,120 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 20:40:53,121 INFO L93 Difference]: Finished difference Result 58 states and 63 transitions. [2018-04-12 20:40:53,121 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2018-04-12 20:40:53,121 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 27 [2018-04-12 20:40:53,121 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 20:40:53,121 INFO L225 Difference]: With dead ends: 58 [2018-04-12 20:40:53,122 INFO L226 Difference]: Without dead ends: 58 [2018-04-12 20:40:53,122 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 28 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2018-04-12 20:40:53,122 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 58 states. [2018-04-12 20:40:53,124 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 58 to 46. [2018-04-12 20:40:53,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 46 states. [2018-04-12 20:40:53,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 46 states and 50 transitions. [2018-04-12 20:40:53,125 INFO L78 Accepts]: Start accepts. Automaton has 46 states and 50 transitions. Word has length 27 [2018-04-12 20:40:53,125 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 20:40:53,125 INFO L459 AbstractCegarLoop]: Abstraction has 46 states and 50 transitions. [2018-04-12 20:40:53,125 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states. [2018-04-12 20:40:53,125 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 50 transitions. [2018-04-12 20:40:53,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-04-12 20:40:53,126 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 20:40:53,126 INFO L355 BasicCegarLoop]: trace histogram [4, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-12 20:40:53,126 INFO L408 AbstractCegarLoop]: === Iteration 9 === [cstrreplaceErr4RequiresViolation, cstrreplaceErr5RequiresViolation, cstrreplaceErr3RequiresViolation, cstrreplaceErr0RequiresViolation, cstrreplaceErr1RequiresViolation, cstrreplaceErr2RequiresViolation, mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation]=== [2018-04-12 20:40:53,127 INFO L82 PathProgramCache]: Analyzing trace with hash 1827794872, now seen corresponding path program 3 times [2018-04-12 20:40:53,127 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-12 20:40:53,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 20:40:53,137 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 20:40:53,242 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-04-12 20:40:53,242 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-12 20:40:53,242 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [10] total 10 [2018-04-12 20:40:53,242 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-12 20:40:53,242 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 20:40:53,243 INFO L182 omatonBuilderFactory]: Interpolants [896#(and (<= 1 cstrreplace_~p~0.offset) (<= (+ cstrreplace_~p~0.offset 1) (select |#length| cstrreplace_~p~0.base))), 886#true, 887#false, 888#(and (= 0 |main_#t~malloc7.offset|) (= main_~length1~0 (select |#length| |main_#t~malloc7.base|))), 889#(and (= main_~length1~0 (select |#length| main_~nondetString1~0.base)) (= main_~nondetString1~0.offset 0)), 890#(and (= 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)), 891#(= 0 (select (select |#memory_int| |cstrreplace_#in~s.base|) (+ (select |#length| |cstrreplace_#in~s.base|) (- 1)))), 892#(= 0 (select (select |#memory_int| cstrreplace_~p~0.base) (+ (select |#length| cstrreplace_~p~0.base) (- 1)))), 893#(or (<= (select |#length| cstrreplace_~p~0.base) cstrreplace_~p~0.offset) (<= (+ cstrreplace_~p~0.offset 2) (select |#length| cstrreplace_~p~0.base)) (= 0 (select (select |#memory_int| cstrreplace_~p~0.base) cstrreplace_~p~0.offset))), 894#(or (and (= |cstrreplace_#t~mem2| (select (select |#memory_int| cstrreplace_~p~0.base) cstrreplace_~p~0.offset)) (= 0 (select (select |#memory_int| cstrreplace_~p~0.base) cstrreplace_~p~0.offset))) (and (<= (+ cstrreplace_~p~0.offset 2) (select |#length| cstrreplace_~p~0.base)) (<= 0 cstrreplace_~p~0.offset))), 895#(and (<= (+ cstrreplace_~p~0.offset 2) (select |#length| cstrreplace_~p~0.base)) (<= 0 cstrreplace_~p~0.offset))] [2018-04-12 20:40:53,243 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-04-12 20:40:53,243 INFO L442 AbstractCegarLoop]: Interpolant automaton has 11 states [2018-04-12 20:40:53,243 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2018-04-12 20:40:53,243 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=87, Unknown=0, NotChecked=0, Total=110 [2018-04-12 20:40:53,243 INFO L87 Difference]: Start difference. First operand 46 states and 50 transitions. Second operand 11 states. [2018-04-12 20:40:53,372 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 20:40:53,372 INFO L93 Difference]: Finished difference Result 43 states and 47 transitions. [2018-04-12 20:40:53,373 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2018-04-12 20:40:53,373 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 33 [2018-04-12 20:40:53,373 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 20:40:53,373 INFO L225 Difference]: With dead ends: 43 [2018-04-12 20:40:53,373 INFO L226 Difference]: Without dead ends: 0 [2018-04-12 20:40:53,373 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 26 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=84, Invalid=258, Unknown=0, NotChecked=0, Total=342 [2018-04-12 20:40:53,373 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-04-12 20:40:53,373 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-04-12 20:40:53,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-04-12 20:40:53,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-04-12 20:40:53,374 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 33 [2018-04-12 20:40:53,374 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 20:40:53,374 INFO L459 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-04-12 20:40:53,374 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states. [2018-04-12 20:40:53,374 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-04-12 20:40:53,374 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-04-12 20:40:53,377 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 12.04 08:40:53 BoogieIcfgContainer [2018-04-12 20:40:53,377 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-04-12 20:40:53,377 INFO L168 Benchmark]: Toolchain (without parser) took 2627.28 ms. Allocated memory was 397.9 MB in the beginning and 682.1 MB in the end (delta: 284.2 MB). Free memory was 332.2 MB in the beginning and 644.2 MB in the end (delta: -312.0 MB). There was no memory consumed. Max. memory is 5.3 GB. [2018-04-12 20:40:53,378 INFO L168 Benchmark]: CDTParser took 0.13 ms. Allocated memory is still 397.9 MB. Free memory is still 358.1 MB. There was no memory consumed. Max. memory is 5.3 GB. [2018-04-12 20:40:53,378 INFO L168 Benchmark]: CACSL2BoogieTranslator took 240.90 ms. Allocated memory is still 397.9 MB. Free memory was 330.9 MB in the beginning and 307.1 MB in the end (delta: 23.8 MB). Peak memory consumption was 23.8 MB. Max. memory is 5.3 GB. [2018-04-12 20:40:53,379 INFO L168 Benchmark]: Boogie Preprocessor took 36.04 ms. Allocated memory is still 397.9 MB. Free memory was 307.1 MB in the beginning and 305.8 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 5.3 GB. [2018-04-12 20:40:53,379 INFO L168 Benchmark]: RCFGBuilder took 361.61 ms. Allocated memory was 397.9 MB in the beginning and 602.9 MB in the end (delta: 205.0 MB). Free memory was 305.8 MB in the beginning and 540.8 MB in the end (delta: -235.1 MB). Peak memory consumption was 24.4 MB. Max. memory is 5.3 GB. [2018-04-12 20:40:53,379 INFO L168 Benchmark]: TraceAbstraction took 1986.19 ms. Allocated memory was 602.9 MB in the beginning and 682.1 MB in the end (delta: 79.2 MB). Free memory was 540.8 MB in the beginning and 644.2 MB in the end (delta: -103.4 MB). There was no memory consumed. Max. memory is 5.3 GB. [2018-04-12 20:40:53,381 INFO L344 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13 ms. Allocated memory is still 397.9 MB. Free memory is still 358.1 MB. There was no memory consumed. Max. memory is 5.3 GB. * CACSL2BoogieTranslator took 240.90 ms. Allocated memory is still 397.9 MB. Free memory was 330.9 MB in the beginning and 307.1 MB in the end (delta: 23.8 MB). Peak memory consumption was 23.8 MB. Max. memory is 5.3 GB. * Boogie Preprocessor took 36.04 ms. Allocated memory is still 397.9 MB. Free memory was 307.1 MB in the beginning and 305.8 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 5.3 GB. * RCFGBuilder took 361.61 ms. Allocated memory was 397.9 MB in the beginning and 602.9 MB in the end (delta: 205.0 MB). Free memory was 305.8 MB in the beginning and 540.8 MB in the end (delta: -235.1 MB). Peak memory consumption was 24.4 MB. Max. memory is 5.3 GB. * TraceAbstraction took 1986.19 ms. Allocated memory was 602.9 MB in the beginning and 682.1 MB in the end (delta: 79.2 MB). Free memory was 540.8 MB in the beginning and 644.2 MB in the end (delta: -103.4 MB). There was no memory consumed. Max. memory is 5.3 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 546]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 546]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 545]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 544]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 544]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 545]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 559]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 553]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - PositiveResult [Line: 559]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - AllSpecificationsHoldResult: All specifications hold 9 specifications checked. All of them hold - StatisticsResult: Ultimate Automizer benchmark data CFG has 6 procedures, 46 locations, 9 error locations. SAFE Result, 1.9s OverallTime, 9 OverallIterations, 4 TraceHistogramMax, 0.8s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 236 SDtfs, 318 SDslu, 663 SDs, 0 SdLazy, 570 SolverSat, 88 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 99 GetRequests, 15 SyntacticMatches, 1 SemanticMatches, 83 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 136 ImplicationChecksByTransitivity, 0.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=58occurred in iteration=6, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 8/38 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 9 MinimizatonAttempts, 48 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.7s InterpolantComputationTime, 175 NumberOfCodeBlocks, 175 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 166 ConstructedInterpolants, 0 QuantifiedInterpolants, 29382 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 9 InterpolantComputations, 6 PerfectInterpolantSequences, 8/38 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/strreplace-alloca_true-valid-memsafety_true-termination.i_svcomp-DerefFreeMemtrack-32bit-Automizer_SmtInterpol_Array.epf_AutomizerC.xml/Csv-Benchmark-0-2018-04-12_20-40-53-387.csv Written .csv to /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/strreplace-alloca_true-valid-memsafety_true-termination.i_svcomp-DerefFreeMemtrack-32bit-Automizer_SmtInterpol_Array.epf_AutomizerC.xml/Csv-TraceAbstractionBenchmarks-0-2018-04-12_20-40-53-387.csv Received shutdown request...