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_Camel.epf -i ../../../trunk/examples/svcomp/list-ext-properties/test-0019_1_false-valid-memtrack_true-termination.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-666feb3-m [2018-04-11 11:12:25,217 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-04-11 11:12:25,218 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-04-11 11:12:25,229 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-04-11 11:12:25,230 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-04-11 11:12:25,230 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-04-11 11:12:25,231 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-04-11 11:12:25,232 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-04-11 11:12:25,233 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-04-11 11:12:25,234 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-04-11 11:12:25,235 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-04-11 11:12:25,235 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-04-11 11:12:25,236 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-04-11 11:12:25,236 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-04-11 11:12:25,237 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-04-11 11:12:25,239 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-04-11 11:12:25,241 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-04-11 11:12:25,242 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-04-11 11:12:25,243 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-04-11 11:12:25,244 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-04-11 11:12:25,245 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-04-11 11:12:25,245 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-04-11 11:12:25,246 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-04-11 11:12:25,246 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-04-11 11:12:25,247 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-04-11 11:12:25,248 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-04-11 11:12:25,248 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-04-11 11:12:25,249 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-04-11 11:12:25,249 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-04-11 11:12:25,249 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-04-11 11:12:25,250 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-04-11 11:12:25,250 INFO L98 SettingsManager]: Beginning loading settings from /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/cade18-smtinterpol/svcomp-DerefFreeMemtrack-32bit-Automizer_Camel.epf [2018-04-11 11:12:25,269 INFO L110 SettingsManager]: Loading preferences was successful [2018-04-11 11:12:25,270 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-04-11 11:12:25,271 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-04-11 11:12:25,271 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-04-11 11:12:25,271 INFO L133 SettingsManager]: * Use SBE=true [2018-04-11 11:12:25,271 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-04-11 11:12:25,271 INFO L133 SettingsManager]: * sizeof long=4 [2018-04-11 11:12:25,272 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-04-11 11:12:25,272 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-04-11 11:12:25,272 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-04-11 11:12:25,272 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-04-11 11:12:25,272 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2018-04-11 11:12:25,272 INFO L133 SettingsManager]: * Bitprecise bitfields=true [2018-04-11 11:12:25,272 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-04-11 11:12:25,273 INFO L133 SettingsManager]: * sizeof long double=12 [2018-04-11 11:12:25,273 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-04-11 11:12:25,273 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-04-11 11:12:25,273 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-04-11 11:12:25,273 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-04-11 11:12:25,273 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-04-11 11:12:25,274 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-04-11 11:12:25,274 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-04-11 11:12:25,274 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-04-11 11:12:25,274 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Bitprecise bitfields -> false [2018-04-11 11:12:25,302 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-04-11 11:12:25,312 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Parser(s) successfully (re)initialized [2018-04-11 11:12:25,316 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-04-11 11:12:25,317 INFO L271 PluginConnector]: Initializing CDTParser... [2018-04-11 11:12:25,318 INFO L276 PluginConnector]: CDTParser initialized [2018-04-11 11:12:25,318 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/list-ext-properties/test-0019_1_false-valid-memtrack_true-termination.i [2018-04-11 11:12:25,576 INFO L225 CDTParser]: Created temporary CDT project at /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/data/FLAG57663c779 [2018-04-11 11:12:25,712 INFO L287 CDTParser]: IsIndexed: true [2018-04-11 11:12:25,712 INFO L288 CDTParser]: Found 1 translation units. [2018-04-11 11:12:25,713 INFO L168 CDTParser]: Scanning test-0019_1_false-valid-memtrack_true-termination.i [2018-04-11 11:12:25,720 INFO L210 ultiparseSymbolTable]: Include resolver: [2018-04-11 11:12:25,720 INFO L215 ultiparseSymbolTable]: [2018-04-11 11:12:25,720 INFO L218 ultiparseSymbolTable]: Function table: [2018-04-11 11:12:25,720 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_data ('free_data') in test-0019_1_false-valid-memtrack_true-termination.i [2018-04-11 11:12:25,721 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_data ('alloc_data') in test-0019_1_false-valid-memtrack_true-termination.i [2018-04-11 11:12:25,721 INFO L221 ultiparseSymbolTable]: Function definition of null ('main') in test-0019_1_false-valid-memtrack_true-termination.i [2018-04-11 11:12:25,721 INFO L227 ultiparseSymbolTable]: Global variable table: [2018-04-11 11:12:25,721 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_memtrack_true_termination_i____gid_t in test-0019_1_false-valid-memtrack_true-termination.i [2018-04-11 11:12:25,721 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_memtrack_true_termination_i____ino64_t in test-0019_1_false-valid-memtrack_true-termination.i [2018-04-11 11:12:25,721 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_memtrack_true_termination_i____off_t in test-0019_1_false-valid-memtrack_true-termination.i [2018-04-11 11:12:25,721 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_memtrack_true_termination_i____fsid_t in test-0019_1_false-valid-memtrack_true-termination.i [2018-04-11 11:12:25,721 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_memtrack_true_termination_i____quad_t in test-0019_1_false-valid-memtrack_true-termination.i [2018-04-11 11:12:25,721 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_memtrack_true_termination_i____uint16_t in test-0019_1_false-valid-memtrack_true-termination.i [2018-04-11 11:12:25,721 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_memtrack_true_termination_i__clock_t in test-0019_1_false-valid-memtrack_true-termination.i [2018-04-11 11:12:25,722 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_memtrack_true_termination_i____ino_t in test-0019_1_false-valid-memtrack_true-termination.i [2018-04-11 11:12:25,722 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_memtrack_true_termination_i____pid_t in test-0019_1_false-valid-memtrack_true-termination.i [2018-04-11 11:12:25,722 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_memtrack_true_termination_i____WAIT_STATUS in test-0019_1_false-valid-memtrack_true-termination.i [2018-04-11 11:12:25,722 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_memtrack_true_termination_i__int64_t in test-0019_1_false-valid-memtrack_true-termination.i [2018-04-11 11:12:25,722 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_memtrack_true_termination_i____loff_t in test-0019_1_false-valid-memtrack_true-termination.i [2018-04-11 11:12:25,722 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_memtrack_true_termination_i__daddr_t in test-0019_1_false-valid-memtrack_true-termination.i [2018-04-11 11:12:25,722 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_memtrack_true_termination_i____blkcnt_t in test-0019_1_false-valid-memtrack_true-termination.i [2018-04-11 11:12:25,722 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_memtrack_true_termination_i__pthread_cond_t in test-0019_1_false-valid-memtrack_true-termination.i [2018-04-11 11:12:25,722 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_memtrack_true_termination_i____int16_t in test-0019_1_false-valid-memtrack_true-termination.i [2018-04-11 11:12:25,722 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_memtrack_true_termination_i____u_long in test-0019_1_false-valid-memtrack_true-termination.i [2018-04-11 11:12:25,722 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_memtrack_true_termination_i____daddr_t in test-0019_1_false-valid-memtrack_true-termination.i [2018-04-11 11:12:25,722 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_memtrack_true_termination_i__u_int16_t in test-0019_1_false-valid-memtrack_true-termination.i [2018-04-11 11:12:25,722 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_memtrack_true_termination_i____clockid_t in test-0019_1_false-valid-memtrack_true-termination.i [2018-04-11 11:12:25,722 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_memtrack_true_termination_i__quad_t in test-0019_1_false-valid-memtrack_true-termination.i [2018-04-11 11:12:25,722 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_memtrack_true_termination_i__u_char in test-0019_1_false-valid-memtrack_true-termination.i [2018-04-11 11:12:25,722 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_memtrack_true_termination_i__blkcnt_t in test-0019_1_false-valid-memtrack_true-termination.i [2018-04-11 11:12:25,722 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_memtrack_true_termination_i____pthread_list_t in test-0019_1_false-valid-memtrack_true-termination.i [2018-04-11 11:12:25,722 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_memtrack_true_termination_i__pthread_barrierattr_t in test-0019_1_false-valid-memtrack_true-termination.i [2018-04-11 11:12:25,723 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_memtrack_true_termination_i__ushort in test-0019_1_false-valid-memtrack_true-termination.i [2018-04-11 11:12:25,723 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_memtrack_true_termination_i__u_quad_t in test-0019_1_false-valid-memtrack_true-termination.i [2018-04-11 11:12:25,723 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_memtrack_true_termination_i____useconds_t in test-0019_1_false-valid-memtrack_true-termination.i [2018-04-11 11:12:25,723 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_memtrack_true_termination_i__loff_t in test-0019_1_false-valid-memtrack_true-termination.i [2018-04-11 11:12:25,723 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_memtrack_true_termination_i__wchar_t in test-0019_1_false-valid-memtrack_true-termination.i [2018-04-11 11:12:25,723 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_memtrack_true_termination_i____uint8_t in test-0019_1_false-valid-memtrack_true-termination.i [2018-04-11 11:12:25,723 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_memtrack_true_termination_i__pthread_barrier_t in test-0019_1_false-valid-memtrack_true-termination.i [2018-04-11 11:12:25,723 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_memtrack_true_termination_i____key_t in test-0019_1_false-valid-memtrack_true-termination.i [2018-04-11 11:12:25,723 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_memtrack_true_termination_i____u_quad_t in test-0019_1_false-valid-memtrack_true-termination.i [2018-04-11 11:12:25,723 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_memtrack_true_termination_i____int64_t in test-0019_1_false-valid-memtrack_true-termination.i [2018-04-11 11:12:25,723 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_memtrack_true_termination_i____blksize_t in test-0019_1_false-valid-memtrack_true-termination.i [2018-04-11 11:12:25,723 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_memtrack_true_termination_i__blksize_t in test-0019_1_false-valid-memtrack_true-termination.i [2018-04-11 11:12:25,723 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_memtrack_true_termination_i____qaddr_t in test-0019_1_false-valid-memtrack_true-termination.i [2018-04-11 11:12:25,723 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_memtrack_true_termination_i__lldiv_t in test-0019_1_false-valid-memtrack_true-termination.i [2018-04-11 11:12:25,723 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_memtrack_true_termination_i__pthread_attr_t in test-0019_1_false-valid-memtrack_true-termination.i [2018-04-11 11:12:25,724 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_memtrack_true_termination_i__uid_t in test-0019_1_false-valid-memtrack_true-termination.i [2018-04-11 11:12:25,724 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_memtrack_true_termination_i__int16_t in test-0019_1_false-valid-memtrack_true-termination.i [2018-04-11 11:12:25,724 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_memtrack_true_termination_i____dev_t in test-0019_1_false-valid-memtrack_true-termination.i [2018-04-11 11:12:25,724 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_memtrack_true_termination_i____rlim64_t in test-0019_1_false-valid-memtrack_true-termination.i [2018-04-11 11:12:25,724 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_memtrack_true_termination_i__pthread_once_t in test-0019_1_false-valid-memtrack_true-termination.i [2018-04-11 11:12:25,724 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_memtrack_true_termination_i____uint32_t in test-0019_1_false-valid-memtrack_true-termination.i [2018-04-11 11:12:25,724 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_memtrack_true_termination_i__pthread_condattr_t in test-0019_1_false-valid-memtrack_true-termination.i [2018-04-11 11:12:25,724 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_memtrack_true_termination_i__div_t in test-0019_1_false-valid-memtrack_true-termination.i [2018-04-11 11:12:25,724 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_memtrack_true_termination_i____clock_t in test-0019_1_false-valid-memtrack_true-termination.i [2018-04-11 11:12:25,724 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_memtrack_true_termination_i____int8_t in test-0019_1_false-valid-memtrack_true-termination.i [2018-04-11 11:12:25,724 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_memtrack_true_termination_i__ulong in test-0019_1_false-valid-memtrack_true-termination.i [2018-04-11 11:12:25,724 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_memtrack_true_termination_i__pthread_spinlock_t in test-0019_1_false-valid-memtrack_true-termination.i [2018-04-11 11:12:25,724 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_memtrack_true_termination_i__mode_t in test-0019_1_false-valid-memtrack_true-termination.i [2018-04-11 11:12:25,724 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_memtrack_true_termination_i__fsid_t in test-0019_1_false-valid-memtrack_true-termination.i [2018-04-11 11:12:25,724 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_memtrack_true_termination_i__u_short in test-0019_1_false-valid-memtrack_true-termination.i [2018-04-11 11:12:25,724 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_memtrack_true_termination_i__caddr_t in test-0019_1_false-valid-memtrack_true-termination.i [2018-04-11 11:12:25,724 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_memtrack_true_termination_i____sigset_t in test-0019_1_false-valid-memtrack_true-termination.i [2018-04-11 11:12:25,724 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_memtrack_true_termination_i__gid_t in test-0019_1_false-valid-memtrack_true-termination.i [2018-04-11 11:12:25,725 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_memtrack_true_termination_i__suseconds_t in test-0019_1_false-valid-memtrack_true-termination.i [2018-04-11 11:12:25,725 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_memtrack_true_termination_i____u_short in test-0019_1_false-valid-memtrack_true-termination.i [2018-04-11 11:12:25,725 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_memtrack_true_termination_i____caddr_t in test-0019_1_false-valid-memtrack_true-termination.i [2018-04-11 11:12:25,725 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_memtrack_true_termination_i__fd_set in test-0019_1_false-valid-memtrack_true-termination.i [2018-04-11 11:12:25,725 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_memtrack_true_termination_i__pid_t in test-0019_1_false-valid-memtrack_true-termination.i [2018-04-11 11:12:25,725 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_memtrack_true_termination_i__u_long in test-0019_1_false-valid-memtrack_true-termination.i [2018-04-11 11:12:25,725 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_memtrack_true_termination_i____mode_t in test-0019_1_false-valid-memtrack_true-termination.i [2018-04-11 11:12:25,725 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_memtrack_true_termination_i__int8_t in test-0019_1_false-valid-memtrack_true-termination.i [2018-04-11 11:12:25,725 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_memtrack_true_termination_i____time_t in test-0019_1_false-valid-memtrack_true-termination.i [2018-04-11 11:12:25,725 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_memtrack_true_termination_i____socklen_t in test-0019_1_false-valid-memtrack_true-termination.i [2018-04-11 11:12:25,725 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_memtrack_true_termination_i__int32_t in test-0019_1_false-valid-memtrack_true-termination.i [2018-04-11 11:12:25,725 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_memtrack_true_termination_i____ssize_t in test-0019_1_false-valid-memtrack_true-termination.i [2018-04-11 11:12:25,725 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_memtrack_true_termination_i__pthread_mutexattr_t in test-0019_1_false-valid-memtrack_true-termination.i [2018-04-11 11:12:25,725 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_memtrack_true_termination_i____fsfilcnt_t in test-0019_1_false-valid-memtrack_true-termination.i [2018-04-11 11:12:25,725 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_memtrack_true_termination_i__off_t in test-0019_1_false-valid-memtrack_true-termination.i [2018-04-11 11:12:25,725 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_memtrack_true_termination_i____timer_t in test-0019_1_false-valid-memtrack_true-termination.i [2018-04-11 11:12:25,725 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_memtrack_true_termination_i__size_t in test-0019_1_false-valid-memtrack_true-termination.i [2018-04-11 11:12:25,725 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_memtrack_true_termination_i____intptr_t in test-0019_1_false-valid-memtrack_true-termination.i [2018-04-11 11:12:25,725 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_memtrack_true_termination_i__register_t in test-0019_1_false-valid-memtrack_true-termination.i [2018-04-11 11:12:25,726 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_memtrack_true_termination_i____rlim_t in test-0019_1_false-valid-memtrack_true-termination.i [2018-04-11 11:12:25,726 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_memtrack_true_termination_i____suseconds_t in test-0019_1_false-valid-memtrack_true-termination.i [2018-04-11 11:12:25,726 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_memtrack_true_termination_i__time_t in test-0019_1_false-valid-memtrack_true-termination.i [2018-04-11 11:12:25,726 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_memtrack_true_termination_i__u_int in test-0019_1_false-valid-memtrack_true-termination.i [2018-04-11 11:12:25,726 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_memtrack_true_termination_i__TData in test-0019_1_false-valid-memtrack_true-termination.i [2018-04-11 11:12:25,726 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_memtrack_true_termination_i____fsfilcnt64_t in test-0019_1_false-valid-memtrack_true-termination.i [2018-04-11 11:12:25,726 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_memtrack_true_termination_i____fsblkcnt64_t in test-0019_1_false-valid-memtrack_true-termination.i [2018-04-11 11:12:25,726 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_memtrack_true_termination_i__u_int64_t in test-0019_1_false-valid-memtrack_true-termination.i [2018-04-11 11:12:25,726 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_memtrack_true_termination_i__pthread_mutex_t in test-0019_1_false-valid-memtrack_true-termination.i [2018-04-11 11:12:25,726 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_memtrack_true_termination_i__ino_t in test-0019_1_false-valid-memtrack_true-termination.i [2018-04-11 11:12:25,727 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_memtrack_true_termination_i____swblk_t in test-0019_1_false-valid-memtrack_true-termination.i [2018-04-11 11:12:25,727 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_memtrack_true_termination_i__ldiv_t in test-0019_1_false-valid-memtrack_true-termination.i [2018-04-11 11:12:25,727 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_memtrack_true_termination_i__nlink_t in test-0019_1_false-valid-memtrack_true-termination.i [2018-04-11 11:12:25,727 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_memtrack_true_termination_i__pthread_key_t in test-0019_1_false-valid-memtrack_true-termination.i [2018-04-11 11:12:25,727 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_memtrack_true_termination_i____u_char in test-0019_1_false-valid-memtrack_true-termination.i [2018-04-11 11:12:25,727 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_memtrack_true_termination_i____off64_t in test-0019_1_false-valid-memtrack_true-termination.i [2018-04-11 11:12:25,727 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_memtrack_true_termination_i____fd_mask in test-0019_1_false-valid-memtrack_true-termination.i [2018-04-11 11:12:25,727 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_memtrack_true_termination_i____fsblkcnt_t in test-0019_1_false-valid-memtrack_true-termination.i [2018-04-11 11:12:25,727 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_memtrack_true_termination_i____sig_atomic_t in test-0019_1_false-valid-memtrack_true-termination.i [2018-04-11 11:12:25,727 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_memtrack_true_termination_i__id_t in test-0019_1_false-valid-memtrack_true-termination.i [2018-04-11 11:12:25,727 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_memtrack_true_termination_i__u_int8_t in test-0019_1_false-valid-memtrack_true-termination.i [2018-04-11 11:12:25,728 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_memtrack_true_termination_i____u_int in test-0019_1_false-valid-memtrack_true-termination.i [2018-04-11 11:12:25,728 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_memtrack_true_termination_i__pthread_rwlock_t in test-0019_1_false-valid-memtrack_true-termination.i [2018-04-11 11:12:25,728 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_memtrack_true_termination_i__fsblkcnt_t in test-0019_1_false-valid-memtrack_true-termination.i [2018-04-11 11:12:25,728 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_memtrack_true_termination_i__dev_t in test-0019_1_false-valid-memtrack_true-termination.i [2018-04-11 11:12:25,728 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_memtrack_true_termination_i____int32_t in test-0019_1_false-valid-memtrack_true-termination.i [2018-04-11 11:12:25,728 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_memtrack_true_termination_i__pthread_t in test-0019_1_false-valid-memtrack_true-termination.i [2018-04-11 11:12:25,728 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_memtrack_true_termination_i____id_t in test-0019_1_false-valid-memtrack_true-termination.i [2018-04-11 11:12:25,728 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_memtrack_true_termination_i__clockid_t in test-0019_1_false-valid-memtrack_true-termination.i [2018-04-11 11:12:25,728 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_memtrack_true_termination_i__sigset_t in test-0019_1_false-valid-memtrack_true-termination.i [2018-04-11 11:12:25,728 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_memtrack_true_termination_i____nlink_t in test-0019_1_false-valid-memtrack_true-termination.i [2018-04-11 11:12:25,728 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_memtrack_true_termination_i__u_int32_t in test-0019_1_false-valid-memtrack_true-termination.i [2018-04-11 11:12:25,728 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_memtrack_true_termination_i__timer_t in test-0019_1_false-valid-memtrack_true-termination.i [2018-04-11 11:12:25,729 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_memtrack_true_termination_i__key_t in test-0019_1_false-valid-memtrack_true-termination.i [2018-04-11 11:12:25,729 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_memtrack_true_termination_i____uint64_t in test-0019_1_false-valid-memtrack_true-termination.i [2018-04-11 11:12:25,729 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_memtrack_true_termination_i__pthread_rwlockattr_t in test-0019_1_false-valid-memtrack_true-termination.i [2018-04-11 11:12:25,729 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_memtrack_true_termination_i____blkcnt64_t in test-0019_1_false-valid-memtrack_true-termination.i [2018-04-11 11:12:25,729 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_memtrack_true_termination_i__fd_mask in test-0019_1_false-valid-memtrack_true-termination.i [2018-04-11 11:12:25,729 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_memtrack_true_termination_i__ssize_t in test-0019_1_false-valid-memtrack_true-termination.i [2018-04-11 11:12:25,729 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_memtrack_true_termination_i__uint in test-0019_1_false-valid-memtrack_true-termination.i [2018-04-11 11:12:25,729 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_memtrack_true_termination_i____uid_t in test-0019_1_false-valid-memtrack_true-termination.i [2018-04-11 11:12:25,729 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest________false_valid_memtrack_true_termination_i__fsfilcnt_t in test-0019_1_false-valid-memtrack_true-termination.i [2018-04-11 11:12:25,742 INFO L330 CDTParser]: Deleted temporary CDT project at /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/data/FLAG57663c779 [2018-04-11 11:12:25,745 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-04-11 11:12:25,746 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-04-11 11:12:25,746 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-04-11 11:12:25,746 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-04-11 11:12:25,750 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-04-11 11:12:25,750 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.04 11:12:25" (1/1) ... [2018-04-11 11:12:25,752 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5f98f106 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 11:12:25, skipping insertion in model container [2018-04-11 11:12:25,752 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.04 11:12:25" (1/1) ... [2018-04-11 11:12:25,762 INFO L167 Dispatcher]: Using SV-COMP mode [2018-04-11 11:12:25,786 INFO L167 Dispatcher]: Using SV-COMP mode [2018-04-11 11:12:25,919 INFO L175 PostProcessor]: Settings: Checked method=main [2018-04-11 11:12:25,947 INFO L175 PostProcessor]: Settings: Checked method=main [2018-04-11 11:12:25,953 INFO L100 SccComputation]: Graph consists of 0 InCaSumBalls and 114 non ball SCCs. Number of states in SCCs 114. [2018-04-11 11:12:25,995 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 11:12:25 WrapperNode [2018-04-11 11:12:25,995 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-04-11 11:12:25,996 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-04-11 11:12:25,996 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-04-11 11:12:25,996 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-04-11 11:12:26,007 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 11:12:25" (1/1) ... [2018-04-11 11:12:26,007 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 11:12:25" (1/1) ... [2018-04-11 11:12:26,020 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 11:12:25" (1/1) ... [2018-04-11 11:12:26,020 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 11:12:25" (1/1) ... [2018-04-11 11:12:26,028 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 11:12:25" (1/1) ... [2018-04-11 11:12:26,030 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 11:12:25" (1/1) ... [2018-04-11 11:12:26,032 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 11:12:25" (1/1) ... [2018-04-11 11:12:26,035 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-04-11 11:12:26,036 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-04-11 11:12:26,036 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-04-11 11:12:26,036 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-04-11 11:12:26,036 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 11:12:25" (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 [2018-04-11 11:12:26,117 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-04-11 11:12:26,118 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-04-11 11:12:26,118 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_data [2018-04-11 11:12:26,118 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_data [2018-04-11 11:12:26,118 INFO L136 BoogieDeclarations]: Found implementation of procedure main [2018-04-11 11:12:26,118 INFO L128 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-04-11 11:12:26,118 INFO L128 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2018-04-11 11:12:26,118 INFO L128 BoogieDeclarations]: Found specification of procedure atof [2018-04-11 11:12:26,118 INFO L128 BoogieDeclarations]: Found specification of procedure atoi [2018-04-11 11:12:26,118 INFO L128 BoogieDeclarations]: Found specification of procedure atol [2018-04-11 11:12:26,119 INFO L128 BoogieDeclarations]: Found specification of procedure atoll [2018-04-11 11:12:26,119 INFO L128 BoogieDeclarations]: Found specification of procedure strtod [2018-04-11 11:12:26,119 INFO L128 BoogieDeclarations]: Found specification of procedure strtof [2018-04-11 11:12:26,119 INFO L128 BoogieDeclarations]: Found specification of procedure strtold [2018-04-11 11:12:26,119 INFO L128 BoogieDeclarations]: Found specification of procedure strtol [2018-04-11 11:12:26,119 INFO L128 BoogieDeclarations]: Found specification of procedure strtoul [2018-04-11 11:12:26,119 INFO L128 BoogieDeclarations]: Found specification of procedure strtoq [2018-04-11 11:12:26,119 INFO L128 BoogieDeclarations]: Found specification of procedure strtouq [2018-04-11 11:12:26,119 INFO L128 BoogieDeclarations]: Found specification of procedure strtoll [2018-04-11 11:12:26,119 INFO L128 BoogieDeclarations]: Found specification of procedure strtoull [2018-04-11 11:12:26,119 INFO L128 BoogieDeclarations]: Found specification of procedure l64a [2018-04-11 11:12:26,120 INFO L128 BoogieDeclarations]: Found specification of procedure a64l [2018-04-11 11:12:26,120 INFO L128 BoogieDeclarations]: Found specification of procedure select [2018-04-11 11:12:26,120 INFO L128 BoogieDeclarations]: Found specification of procedure pselect [2018-04-11 11:12:26,120 INFO L128 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2018-04-11 11:12:26,120 INFO L128 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2018-04-11 11:12:26,120 INFO L128 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2018-04-11 11:12:26,120 INFO L128 BoogieDeclarations]: Found specification of procedure random [2018-04-11 11:12:26,120 INFO L128 BoogieDeclarations]: Found specification of procedure srandom [2018-04-11 11:12:26,120 INFO L128 BoogieDeclarations]: Found specification of procedure initstate [2018-04-11 11:12:26,120 INFO L128 BoogieDeclarations]: Found specification of procedure setstate [2018-04-11 11:12:26,121 INFO L128 BoogieDeclarations]: Found specification of procedure random_r [2018-04-11 11:12:26,121 INFO L128 BoogieDeclarations]: Found specification of procedure srandom_r [2018-04-11 11:12:26,121 INFO L128 BoogieDeclarations]: Found specification of procedure initstate_r [2018-04-11 11:12:26,121 INFO L128 BoogieDeclarations]: Found specification of procedure setstate_r [2018-04-11 11:12:26,121 INFO L128 BoogieDeclarations]: Found specification of procedure rand [2018-04-11 11:12:26,121 INFO L128 BoogieDeclarations]: Found specification of procedure srand [2018-04-11 11:12:26,121 INFO L128 BoogieDeclarations]: Found specification of procedure rand_r [2018-04-11 11:12:26,121 INFO L128 BoogieDeclarations]: Found specification of procedure drand48 [2018-04-11 11:12:26,121 INFO L128 BoogieDeclarations]: Found specification of procedure erand48 [2018-04-11 11:12:26,122 INFO L128 BoogieDeclarations]: Found specification of procedure lrand48 [2018-04-11 11:12:26,122 INFO L128 BoogieDeclarations]: Found specification of procedure nrand48 [2018-04-11 11:12:26,122 INFO L128 BoogieDeclarations]: Found specification of procedure mrand48 [2018-04-11 11:12:26,122 INFO L128 BoogieDeclarations]: Found specification of procedure jrand48 [2018-04-11 11:12:26,122 INFO L128 BoogieDeclarations]: Found specification of procedure srand48 [2018-04-11 11:12:26,122 INFO L128 BoogieDeclarations]: Found specification of procedure seed48 [2018-04-11 11:12:26,122 INFO L128 BoogieDeclarations]: Found specification of procedure lcong48 [2018-04-11 11:12:26,122 INFO L128 BoogieDeclarations]: Found specification of procedure drand48_r [2018-04-11 11:12:26,122 INFO L128 BoogieDeclarations]: Found specification of procedure erand48_r [2018-04-11 11:12:26,123 INFO L128 BoogieDeclarations]: Found specification of procedure lrand48_r [2018-04-11 11:12:26,123 INFO L128 BoogieDeclarations]: Found specification of procedure nrand48_r [2018-04-11 11:12:26,123 INFO L128 BoogieDeclarations]: Found specification of procedure mrand48_r [2018-04-11 11:12:26,123 INFO L128 BoogieDeclarations]: Found specification of procedure jrand48_r [2018-04-11 11:12:26,123 INFO L128 BoogieDeclarations]: Found specification of procedure srand48_r [2018-04-11 11:12:26,123 INFO L128 BoogieDeclarations]: Found specification of procedure seed48_r [2018-04-11 11:12:26,123 INFO L128 BoogieDeclarations]: Found specification of procedure lcong48_r [2018-04-11 11:12:26,123 INFO L128 BoogieDeclarations]: Found specification of procedure malloc [2018-04-11 11:12:26,124 INFO L128 BoogieDeclarations]: Found specification of procedure calloc [2018-04-11 11:12:26,124 INFO L128 BoogieDeclarations]: Found specification of procedure realloc [2018-04-11 11:12:26,124 INFO L128 BoogieDeclarations]: Found specification of procedure free [2018-04-11 11:12:26,124 INFO L128 BoogieDeclarations]: Found specification of procedure cfree [2018-04-11 11:12:26,124 INFO L128 BoogieDeclarations]: Found specification of procedure alloca [2018-04-11 11:12:26,124 INFO L128 BoogieDeclarations]: Found specification of procedure valloc [2018-04-11 11:12:26,124 INFO L128 BoogieDeclarations]: Found specification of procedure posix_memalign [2018-04-11 11:12:26,124 INFO L128 BoogieDeclarations]: Found specification of procedure abort [2018-04-11 11:12:26,124 INFO L128 BoogieDeclarations]: Found specification of procedure atexit [2018-04-11 11:12:26,124 INFO L128 BoogieDeclarations]: Found specification of procedure on_exit [2018-04-11 11:12:26,125 INFO L128 BoogieDeclarations]: Found specification of procedure exit [2018-04-11 11:12:26,125 INFO L128 BoogieDeclarations]: Found specification of procedure _Exit [2018-04-11 11:12:26,125 INFO L128 BoogieDeclarations]: Found specification of procedure getenv [2018-04-11 11:12:26,125 INFO L128 BoogieDeclarations]: Found specification of procedure __secure_getenv [2018-04-11 11:12:26,125 INFO L128 BoogieDeclarations]: Found specification of procedure putenv [2018-04-11 11:12:26,125 INFO L128 BoogieDeclarations]: Found specification of procedure setenv [2018-04-11 11:12:26,125 INFO L128 BoogieDeclarations]: Found specification of procedure unsetenv [2018-04-11 11:12:26,125 INFO L128 BoogieDeclarations]: Found specification of procedure clearenv [2018-04-11 11:12:26,125 INFO L128 BoogieDeclarations]: Found specification of procedure mktemp [2018-04-11 11:12:26,126 INFO L128 BoogieDeclarations]: Found specification of procedure mkstemp [2018-04-11 11:12:26,126 INFO L128 BoogieDeclarations]: Found specification of procedure mkstemps [2018-04-11 11:12:26,126 INFO L128 BoogieDeclarations]: Found specification of procedure mkdtemp [2018-04-11 11:12:26,126 INFO L128 BoogieDeclarations]: Found specification of procedure system [2018-04-11 11:12:26,126 INFO L128 BoogieDeclarations]: Found specification of procedure realpath [2018-04-11 11:12:26,126 INFO L128 BoogieDeclarations]: Found specification of procedure bsearch [2018-04-11 11:12:26,126 INFO L128 BoogieDeclarations]: Found specification of procedure qsort [2018-04-11 11:12:26,126 INFO L128 BoogieDeclarations]: Found specification of procedure abs [2018-04-11 11:12:26,126 INFO L128 BoogieDeclarations]: Found specification of procedure labs [2018-04-11 11:12:26,126 INFO L128 BoogieDeclarations]: Found specification of procedure llabs [2018-04-11 11:12:26,126 INFO L128 BoogieDeclarations]: Found specification of procedure div [2018-04-11 11:12:26,126 INFO L128 BoogieDeclarations]: Found specification of procedure ldiv [2018-04-11 11:12:26,126 INFO L128 BoogieDeclarations]: Found specification of procedure lldiv [2018-04-11 11:12:26,126 INFO L128 BoogieDeclarations]: Found specification of procedure ecvt [2018-04-11 11:12:26,126 INFO L128 BoogieDeclarations]: Found specification of procedure fcvt [2018-04-11 11:12:26,127 INFO L128 BoogieDeclarations]: Found specification of procedure gcvt [2018-04-11 11:12:26,127 INFO L128 BoogieDeclarations]: Found specification of procedure qecvt [2018-04-11 11:12:26,127 INFO L128 BoogieDeclarations]: Found specification of procedure qfcvt [2018-04-11 11:12:26,127 INFO L128 BoogieDeclarations]: Found specification of procedure qgcvt [2018-04-11 11:12:26,127 INFO L128 BoogieDeclarations]: Found specification of procedure ecvt_r [2018-04-11 11:12:26,127 INFO L128 BoogieDeclarations]: Found specification of procedure fcvt_r [2018-04-11 11:12:26,127 INFO L128 BoogieDeclarations]: Found specification of procedure qecvt_r [2018-04-11 11:12:26,127 INFO L128 BoogieDeclarations]: Found specification of procedure qfcvt_r [2018-04-11 11:12:26,127 INFO L128 BoogieDeclarations]: Found specification of procedure mblen [2018-04-11 11:12:26,127 INFO L128 BoogieDeclarations]: Found specification of procedure mbtowc [2018-04-11 11:12:26,127 INFO L128 BoogieDeclarations]: Found specification of procedure wctomb [2018-04-11 11:12:26,128 INFO L128 BoogieDeclarations]: Found specification of procedure mbstowcs [2018-04-11 11:12:26,128 INFO L128 BoogieDeclarations]: Found specification of procedure wcstombs [2018-04-11 11:12:26,128 INFO L128 BoogieDeclarations]: Found specification of procedure rpmatch [2018-04-11 11:12:26,128 INFO L128 BoogieDeclarations]: Found specification of procedure getsubopt [2018-04-11 11:12:26,128 INFO L128 BoogieDeclarations]: Found specification of procedure getloadavg [2018-04-11 11:12:26,128 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_data [2018-04-11 11:12:26,128 INFO L128 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-04-11 11:12:26,128 INFO L128 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-04-11 11:12:26,128 INFO L128 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-04-11 11:12:26,128 INFO L128 BoogieDeclarations]: Found specification of procedure write~int [2018-04-11 11:12:26,129 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_data [2018-04-11 11:12:26,129 INFO L128 BoogieDeclarations]: Found specification of procedure read~int [2018-04-11 11:12:26,129 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-04-11 11:12:26,129 INFO L128 BoogieDeclarations]: Found specification of procedure main [2018-04-11 11:12:26,129 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-04-11 11:12:26,129 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-04-11 11:12:26,129 INFO L128 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2018-04-11 11:12:26,415 INFO L259 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-04-11 11:12:26,415 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.04 11:12:26 BoogieIcfgContainer [2018-04-11 11:12:26,415 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-04-11 11:12:26,416 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-04-11 11:12:26,416 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-04-11 11:12:26,417 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-04-11 11:12:26,418 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.04 11:12:25" (1/3) ... [2018-04-11 11:12:26,418 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@b1b6c8c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.04 11:12:26, skipping insertion in model container [2018-04-11 11:12:26,418 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 11:12:25" (2/3) ... [2018-04-11 11:12:26,418 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@b1b6c8c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.04 11:12:26, skipping insertion in model container [2018-04-11 11:12:26,418 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.04 11:12:26" (3/3) ... [2018-04-11 11:12:26,419 INFO L107 eAbstractionObserver]: Analyzing ICFG test-0019_1_false-valid-memtrack_true-termination.i [2018-04-11 11:12:26,424 INFO L131 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-04-11 11:12:26,429 INFO L143 ceAbstractionStarter]: Appying trace abstraction to program that has 29 error locations. [2018-04-11 11:12:26,455 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2018-04-11 11:12:26,456 INFO L369 AbstractCegarLoop]: Interprodecural is true [2018-04-11 11:12:26,456 INFO L370 AbstractCegarLoop]: Hoare is false [2018-04-11 11:12:26,456 INFO L371 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-04-11 11:12:26,456 INFO L372 AbstractCegarLoop]: Backedges is TWOTRACK [2018-04-11 11:12:26,456 INFO L373 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-04-11 11:12:26,456 INFO L374 AbstractCegarLoop]: Difference is false [2018-04-11 11:12:26,456 INFO L375 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-04-11 11:12:26,456 INFO L380 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-04-11 11:12:26,457 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-04-11 11:12:26,466 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states. [2018-04-11 11:12:26,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-04-11 11:12:26,471 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 11:12:26,472 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 11:12:26,472 INFO L408 AbstractCegarLoop]: === Iteration 1 === [__U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr0RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr2RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr9RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr11RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr6RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr8RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr1RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr7RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr10RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr3RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr5RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr4RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr12RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr8AssertViolationMEMORY_FREE, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr4RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr11AssertViolationMEMORY_FREE, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr3RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr1RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr9AssertViolationMEMORY_FREE, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr6RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr14RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr5RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr13RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr7RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr15RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr0RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr2RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr10AssertViolationMEMORY_FREE, mainErr0EnsuresViolationMEMORY_LEAK]=== [2018-04-11 11:12:26,475 INFO L82 PathProgramCache]: Analyzing trace with hash 1910064275, now seen corresponding path program 1 times [2018-04-11 11:12:26,476 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-11 11:12:26,476 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-11 11:12:26,505 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 11:12:26,505 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 11:12:26,505 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 11:12:26,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 11:12:26,545 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 11:12:26,628 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 11:12:26,630 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-11 11:12:26,631 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-04-11 11:12:26,632 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-04-11 11:12:26,644 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-04-11 11:12:26,645 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-04-11 11:12:26,647 INFO L87 Difference]: Start difference. First operand 75 states. Second operand 5 states. [2018-04-11 11:12:26,763 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 11:12:26,763 INFO L93 Difference]: Finished difference Result 71 states and 71 transitions. [2018-04-11 11:12:26,764 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-04-11 11:12:26,765 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 10 [2018-04-11 11:12:26,765 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 11:12:26,773 INFO L225 Difference]: With dead ends: 71 [2018-04-11 11:12:26,773 INFO L226 Difference]: Without dead ends: 68 [2018-04-11 11:12:26,775 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2018-04-11 11:12:26,786 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 68 states. [2018-04-11 11:12:26,797 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 68 to 68. [2018-04-11 11:12:26,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 68 states. [2018-04-11 11:12:26,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 68 states and 68 transitions. [2018-04-11 11:12:26,799 INFO L78 Accepts]: Start accepts. Automaton has 68 states and 68 transitions. Word has length 10 [2018-04-11 11:12:26,799 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 11:12:26,799 INFO L459 AbstractCegarLoop]: Abstraction has 68 states and 68 transitions. [2018-04-11 11:12:26,799 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-04-11 11:12:26,799 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 68 transitions. [2018-04-11 11:12:26,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-04-11 11:12:26,800 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 11:12:26,800 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 11:12:26,800 INFO L408 AbstractCegarLoop]: === Iteration 2 === [__U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr0RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr2RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr9RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr11RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr6RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr8RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr1RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr7RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr10RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr3RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr5RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr4RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr12RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr8AssertViolationMEMORY_FREE, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr4RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr11AssertViolationMEMORY_FREE, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr3RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr1RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr9AssertViolationMEMORY_FREE, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr6RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr14RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr5RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr13RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr7RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr15RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr0RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr2RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr10AssertViolationMEMORY_FREE, mainErr0EnsuresViolationMEMORY_LEAK]=== [2018-04-11 11:12:26,800 INFO L82 PathProgramCache]: Analyzing trace with hash 1910064276, now seen corresponding path program 1 times [2018-04-11 11:12:26,800 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-11 11:12:26,800 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-11 11:12:26,801 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 11:12:26,801 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 11:12:26,801 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 11:12:26,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 11:12:26,811 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 11:12:26,879 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 11:12:26,879 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-11 11:12:26,879 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-04-11 11:12:26,880 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-04-11 11:12:26,880 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-04-11 11:12:26,881 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2018-04-11 11:12:26,881 INFO L87 Difference]: Start difference. First operand 68 states and 68 transitions. Second operand 6 states. [2018-04-11 11:12:27,011 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 11:12:27,011 INFO L93 Difference]: Finished difference Result 64 states and 64 transitions. [2018-04-11 11:12:27,011 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-04-11 11:12:27,012 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 10 [2018-04-11 11:12:27,012 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 11:12:27,013 INFO L225 Difference]: With dead ends: 64 [2018-04-11 11:12:27,013 INFO L226 Difference]: Without dead ends: 64 [2018-04-11 11:12:27,013 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2018-04-11 11:12:27,014 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 64 states. [2018-04-11 11:12:27,017 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 64 to 64. [2018-04-11 11:12:27,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 64 states. [2018-04-11 11:12:27,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 64 states and 64 transitions. [2018-04-11 11:12:27,018 INFO L78 Accepts]: Start accepts. Automaton has 64 states and 64 transitions. Word has length 10 [2018-04-11 11:12:27,019 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 11:12:27,019 INFO L459 AbstractCegarLoop]: Abstraction has 64 states and 64 transitions. [2018-04-11 11:12:27,019 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-04-11 11:12:27,019 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 64 transitions. [2018-04-11 11:12:27,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-04-11 11:12:27,019 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 11:12:27,020 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 11:12:27,020 INFO L408 AbstractCegarLoop]: === Iteration 3 === [__U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr0RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr2RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr9RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr11RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr6RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr8RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr1RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr7RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr10RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr3RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr5RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr4RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr12RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr8AssertViolationMEMORY_FREE, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr4RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr11AssertViolationMEMORY_FREE, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr3RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr1RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr9AssertViolationMEMORY_FREE, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr6RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr14RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr5RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr13RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr7RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr15RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr0RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr2RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr10AssertViolationMEMORY_FREE, mainErr0EnsuresViolationMEMORY_LEAK]=== [2018-04-11 11:12:27,020 INFO L82 PathProgramCache]: Analyzing trace with hash -1549288553, now seen corresponding path program 1 times [2018-04-11 11:12:27,020 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-11 11:12:27,020 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-11 11:12:27,021 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 11:12:27,021 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 11:12:27,021 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 11:12:27,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 11:12:27,037 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 11:12:27,081 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 11:12:27,082 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-11 11:12:27,082 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-04-11 11:12:27,082 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-04-11 11:12:27,082 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-04-11 11:12:27,082 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-04-11 11:12:27,083 INFO L87 Difference]: Start difference. First operand 64 states and 64 transitions. Second operand 5 states. [2018-04-11 11:12:27,187 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 11:12:27,187 INFO L93 Difference]: Finished difference Result 63 states and 63 transitions. [2018-04-11 11:12:27,187 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-04-11 11:12:27,188 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 14 [2018-04-11 11:12:27,188 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 11:12:27,188 INFO L225 Difference]: With dead ends: 63 [2018-04-11 11:12:27,188 INFO L226 Difference]: Without dead ends: 63 [2018-04-11 11:12:27,189 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 1 SyntacticMatches, 2 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2018-04-11 11:12:27,189 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 63 states. [2018-04-11 11:12:27,191 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 63 to 63. [2018-04-11 11:12:27,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 63 states. [2018-04-11 11:12:27,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 63 states and 63 transitions. [2018-04-11 11:12:27,193 INFO L78 Accepts]: Start accepts. Automaton has 63 states and 63 transitions. Word has length 14 [2018-04-11 11:12:27,193 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 11:12:27,193 INFO L459 AbstractCegarLoop]: Abstraction has 63 states and 63 transitions. [2018-04-11 11:12:27,194 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-04-11 11:12:27,194 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 63 transitions. [2018-04-11 11:12:27,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-04-11 11:12:27,194 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 11:12:27,194 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 11:12:27,194 INFO L408 AbstractCegarLoop]: === Iteration 4 === [__U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr0RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr2RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr9RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr11RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr6RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr8RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr1RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr7RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr10RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr3RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr5RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr4RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr12RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr8AssertViolationMEMORY_FREE, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr4RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr11AssertViolationMEMORY_FREE, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr3RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr1RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr9AssertViolationMEMORY_FREE, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr6RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr14RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr5RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr13RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr7RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr15RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr0RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr2RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr10AssertViolationMEMORY_FREE, mainErr0EnsuresViolationMEMORY_LEAK]=== [2018-04-11 11:12:27,194 INFO L82 PathProgramCache]: Analyzing trace with hash -1549288552, now seen corresponding path program 1 times [2018-04-11 11:12:27,194 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-11 11:12:27,194 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-11 11:12:27,195 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 11:12:27,195 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 11:12:27,195 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 11:12:27,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 11:12:27,211 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 11:12:27,276 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 11:12:27,276 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-11 11:12:27,276 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-04-11 11:12:27,276 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-04-11 11:12:27,277 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-04-11 11:12:27,277 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2018-04-11 11:12:27,277 INFO L87 Difference]: Start difference. First operand 63 states and 63 transitions. Second operand 6 states. [2018-04-11 11:12:27,379 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 11:12:27,379 INFO L93 Difference]: Finished difference Result 62 states and 62 transitions. [2018-04-11 11:12:27,379 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-04-11 11:12:27,379 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 14 [2018-04-11 11:12:27,379 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 11:12:27,380 INFO L225 Difference]: With dead ends: 62 [2018-04-11 11:12:27,380 INFO L226 Difference]: Without dead ends: 62 [2018-04-11 11:12:27,380 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2018-04-11 11:12:27,380 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 62 states. [2018-04-11 11:12:27,382 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 62 to 62. [2018-04-11 11:12:27,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 62 states. [2018-04-11 11:12:27,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 62 states and 62 transitions. [2018-04-11 11:12:27,383 INFO L78 Accepts]: Start accepts. Automaton has 62 states and 62 transitions. Word has length 14 [2018-04-11 11:12:27,383 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 11:12:27,383 INFO L459 AbstractCegarLoop]: Abstraction has 62 states and 62 transitions. [2018-04-11 11:12:27,383 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-04-11 11:12:27,383 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 62 transitions. [2018-04-11 11:12:27,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-04-11 11:12:27,383 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 11:12:27,384 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 11:12:27,384 INFO L408 AbstractCegarLoop]: === Iteration 5 === [__U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr0RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr2RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr9RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr11RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr6RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr8RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr1RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr7RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr10RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr3RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr5RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr4RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr12RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr8AssertViolationMEMORY_FREE, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr4RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr11AssertViolationMEMORY_FREE, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr3RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr1RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr9AssertViolationMEMORY_FREE, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr6RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr14RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr5RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr13RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr7RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr15RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr0RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr2RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr10AssertViolationMEMORY_FREE, mainErr0EnsuresViolationMEMORY_LEAK]=== [2018-04-11 11:12:27,384 INFO L82 PathProgramCache]: Analyzing trace with hash -1136724537, now seen corresponding path program 1 times [2018-04-11 11:12:27,384 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-11 11:12:27,384 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-11 11:12:27,385 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 11:12:27,385 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 11:12:27,385 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 11:12:27,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 11:12:27,394 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 11:12:27,425 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 11:12:27,425 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-11 11:12:27,425 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-04-11 11:12:27,425 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-04-11 11:12:27,425 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-04-11 11:12:27,425 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-04-11 11:12:27,425 INFO L87 Difference]: Start difference. First operand 62 states and 62 transitions. Second operand 5 states. [2018-04-11 11:12:27,473 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 11:12:27,474 INFO L93 Difference]: Finished difference Result 61 states and 61 transitions. [2018-04-11 11:12:27,474 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-04-11 11:12:27,474 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 17 [2018-04-11 11:12:27,474 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 11:12:27,475 INFO L225 Difference]: With dead ends: 61 [2018-04-11 11:12:27,475 INFO L226 Difference]: Without dead ends: 61 [2018-04-11 11:12:27,475 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2018-04-11 11:12:27,475 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 61 states. [2018-04-11 11:12:27,477 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 61 to 61. [2018-04-11 11:12:27,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 61 states. [2018-04-11 11:12:27,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 61 states and 61 transitions. [2018-04-11 11:12:27,478 INFO L78 Accepts]: Start accepts. Automaton has 61 states and 61 transitions. Word has length 17 [2018-04-11 11:12:27,478 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 11:12:27,478 INFO L459 AbstractCegarLoop]: Abstraction has 61 states and 61 transitions. [2018-04-11 11:12:27,478 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-04-11 11:12:27,478 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 61 transitions. [2018-04-11 11:12:27,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-04-11 11:12:27,479 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 11:12:27,479 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 11:12:27,479 INFO L408 AbstractCegarLoop]: === Iteration 6 === [__U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr0RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr2RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr9RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr11RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr6RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr8RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr1RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr7RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr10RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr3RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr5RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr4RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr12RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr8AssertViolationMEMORY_FREE, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr4RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr11AssertViolationMEMORY_FREE, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr3RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr1RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr9AssertViolationMEMORY_FREE, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr6RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr14RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr5RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr13RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr7RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr15RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr0RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr2RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr10AssertViolationMEMORY_FREE, mainErr0EnsuresViolationMEMORY_LEAK]=== [2018-04-11 11:12:27,479 INFO L82 PathProgramCache]: Analyzing trace with hash -1136724536, now seen corresponding path program 1 times [2018-04-11 11:12:27,479 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-11 11:12:27,479 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-11 11:12:27,480 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 11:12:27,480 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 11:12:27,480 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 11:12:27,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 11:12:27,487 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 11:12:27,523 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 11:12:27,523 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-11 11:12:27,523 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-04-11 11:12:27,523 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-04-11 11:12:27,524 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-04-11 11:12:27,524 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-04-11 11:12:27,524 INFO L87 Difference]: Start difference. First operand 61 states and 61 transitions. Second operand 5 states. [2018-04-11 11:12:27,569 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 11:12:27,569 INFO L93 Difference]: Finished difference Result 60 states and 60 transitions. [2018-04-11 11:12:27,569 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-04-11 11:12:27,570 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 17 [2018-04-11 11:12:27,570 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 11:12:27,570 INFO L225 Difference]: With dead ends: 60 [2018-04-11 11:12:27,570 INFO L226 Difference]: Without dead ends: 60 [2018-04-11 11:12:27,571 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2018-04-11 11:12:27,571 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 60 states. [2018-04-11 11:12:27,572 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 60 to 60. [2018-04-11 11:12:27,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 60 states. [2018-04-11 11:12:27,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 60 states and 60 transitions. [2018-04-11 11:12:27,573 INFO L78 Accepts]: Start accepts. Automaton has 60 states and 60 transitions. Word has length 17 [2018-04-11 11:12:27,573 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 11:12:27,573 INFO L459 AbstractCegarLoop]: Abstraction has 60 states and 60 transitions. [2018-04-11 11:12:27,573 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-04-11 11:12:27,573 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 60 transitions. [2018-04-11 11:12:27,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-04-11 11:12:27,574 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 11:12:27,574 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] [2018-04-11 11:12:27,574 INFO L408 AbstractCegarLoop]: === Iteration 7 === [__U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr0RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr2RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr9RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr11RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr6RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr8RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr1RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr7RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr10RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr3RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr5RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr4RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr12RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr8AssertViolationMEMORY_FREE, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr4RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr11AssertViolationMEMORY_FREE, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr3RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr1RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr9AssertViolationMEMORY_FREE, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr6RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr14RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr5RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr13RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr7RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr15RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr0RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr2RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr10AssertViolationMEMORY_FREE, mainErr0EnsuresViolationMEMORY_LEAK]=== [2018-04-11 11:12:27,574 INFO L82 PathProgramCache]: Analyzing trace with hash -1894459830, now seen corresponding path program 1 times [2018-04-11 11:12:27,574 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-11 11:12:27,574 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-11 11:12:27,575 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 11:12:27,575 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 11:12:27,575 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 11:12:27,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 11:12:27,588 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 11:12:27,631 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 11:12:27,632 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-11 11:12:27,632 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-04-11 11:12:27,632 INFO L442 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-04-11 11:12:27,632 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-04-11 11:12:27,632 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2018-04-11 11:12:27,633 INFO L87 Difference]: Start difference. First operand 60 states and 60 transitions. Second operand 8 states. [2018-04-11 11:12:27,772 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 11:12:27,772 INFO L93 Difference]: Finished difference Result 65 states and 65 transitions. [2018-04-11 11:12:27,772 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-04-11 11:12:27,772 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 23 [2018-04-11 11:12:27,772 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 11:12:27,773 INFO L225 Difference]: With dead ends: 65 [2018-04-11 11:12:27,773 INFO L226 Difference]: Without dead ends: 65 [2018-04-11 11:12:27,773 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2018-04-11 11:12:27,773 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 65 states. [2018-04-11 11:12:27,775 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 65 to 58. [2018-04-11 11:12:27,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 58 states. [2018-04-11 11:12:27,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 58 states and 59 transitions. [2018-04-11 11:12:27,775 INFO L78 Accepts]: Start accepts. Automaton has 58 states and 59 transitions. Word has length 23 [2018-04-11 11:12:27,775 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 11:12:27,775 INFO L459 AbstractCegarLoop]: Abstraction has 58 states and 59 transitions. [2018-04-11 11:12:27,775 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-04-11 11:12:27,775 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 59 transitions. [2018-04-11 11:12:27,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-04-11 11:12:27,776 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 11:12:27,776 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] [2018-04-11 11:12:27,776 INFO L408 AbstractCegarLoop]: === Iteration 8 === [__U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr0RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr2RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr9RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr11RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr6RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr8RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr1RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr7RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr10RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr3RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr5RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr4RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr12RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr8AssertViolationMEMORY_FREE, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr4RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr11AssertViolationMEMORY_FREE, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr3RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr1RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr9AssertViolationMEMORY_FREE, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr6RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr14RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr5RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr13RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr7RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr15RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr0RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr2RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr10AssertViolationMEMORY_FREE, mainErr0EnsuresViolationMEMORY_LEAK]=== [2018-04-11 11:12:27,776 INFO L82 PathProgramCache]: Analyzing trace with hash -1894459829, now seen corresponding path program 1 times [2018-04-11 11:12:27,776 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-11 11:12:27,776 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-11 11:12:27,777 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 11:12:27,777 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 11:12:27,777 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 11:12:27,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 11:12:27,788 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 11:12:27,900 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 11:12:27,900 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-11 11:12:27,900 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-04-11 11:12:27,900 INFO L442 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-04-11 11:12:27,901 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-04-11 11:12:27,901 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2018-04-11 11:12:27,901 INFO L87 Difference]: Start difference. First operand 58 states and 59 transitions. Second operand 9 states. [2018-04-11 11:12:27,992 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 11:12:27,992 INFO L93 Difference]: Finished difference Result 54 states and 54 transitions. [2018-04-11 11:12:27,992 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-04-11 11:12:27,992 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 23 [2018-04-11 11:12:27,992 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 11:12:27,993 INFO L225 Difference]: With dead ends: 54 [2018-04-11 11:12:27,993 INFO L226 Difference]: Without dead ends: 54 [2018-04-11 11:12:27,993 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=68, Unknown=0, NotChecked=0, Total=90 [2018-04-11 11:12:27,993 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 54 states. [2018-04-11 11:12:27,995 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 54 to 54. [2018-04-11 11:12:27,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 54 states. [2018-04-11 11:12:27,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 54 states and 54 transitions. [2018-04-11 11:12:27,996 INFO L78 Accepts]: Start accepts. Automaton has 54 states and 54 transitions. Word has length 23 [2018-04-11 11:12:27,996 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 11:12:27,996 INFO L459 AbstractCegarLoop]: Abstraction has 54 states and 54 transitions. [2018-04-11 11:12:27,997 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-04-11 11:12:27,997 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 54 transitions. [2018-04-11 11:12:27,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-04-11 11:12:27,997 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 11:12:27,997 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 11:12:27,998 INFO L408 AbstractCegarLoop]: === Iteration 9 === [__U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr0RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr2RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr9RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr11RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr6RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr8RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr1RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr7RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr10RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr3RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr5RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr4RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr12RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr8AssertViolationMEMORY_FREE, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr4RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr11AssertViolationMEMORY_FREE, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr3RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr1RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr9AssertViolationMEMORY_FREE, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr6RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr14RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr5RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr13RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr7RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr15RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr0RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr2RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr10AssertViolationMEMORY_FREE, mainErr0EnsuresViolationMEMORY_LEAK]=== [2018-04-11 11:12:27,998 INFO L82 PathProgramCache]: Analyzing trace with hash -1328519284, now seen corresponding path program 1 times [2018-04-11 11:12:27,998 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-11 11:12:27,998 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-11 11:12:27,999 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 11:12:27,999 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 11:12:27,999 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 11:12:28,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 11:12:28,010 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 11:12:28,100 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 11:12:28,101 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-11 11:12:28,101 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2018-04-11 11:12:28,101 INFO L442 AbstractCegarLoop]: Interpolant automaton has 11 states [2018-04-11 11:12:28,101 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2018-04-11 11:12:28,102 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2018-04-11 11:12:28,102 INFO L87 Difference]: Start difference. First operand 54 states and 54 transitions. Second operand 11 states. [2018-04-11 11:12:28,225 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 11:12:28,226 INFO L93 Difference]: Finished difference Result 55 states and 55 transitions. [2018-04-11 11:12:28,226 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2018-04-11 11:12:28,226 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 27 [2018-04-11 11:12:28,226 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 11:12:28,228 INFO L225 Difference]: With dead ends: 55 [2018-04-11 11:12:28,228 INFO L226 Difference]: Without dead ends: 55 [2018-04-11 11:12:28,228 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 27 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=44, Invalid=166, Unknown=0, NotChecked=0, Total=210 [2018-04-11 11:12:28,228 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 55 states. [2018-04-11 11:12:28,230 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 55 to 52. [2018-04-11 11:12:28,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 52 states. [2018-04-11 11:12:28,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 52 states and 52 transitions. [2018-04-11 11:12:28,230 INFO L78 Accepts]: Start accepts. Automaton has 52 states and 52 transitions. Word has length 27 [2018-04-11 11:12:28,230 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 11:12:28,231 INFO L459 AbstractCegarLoop]: Abstraction has 52 states and 52 transitions. [2018-04-11 11:12:28,231 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states. [2018-04-11 11:12:28,231 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 52 transitions. [2018-04-11 11:12:28,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-04-11 11:12:28,231 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 11:12:28,231 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 11:12:28,231 INFO L408 AbstractCegarLoop]: === Iteration 10 === [__U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr0RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr2RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr9RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr11RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr6RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr8RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr1RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr7RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr10RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr3RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr5RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr4RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr12RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr8AssertViolationMEMORY_FREE, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr4RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr11AssertViolationMEMORY_FREE, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr3RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr1RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr9AssertViolationMEMORY_FREE, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr6RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr14RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr5RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr13RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr7RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr15RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr0RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr2RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr10AssertViolationMEMORY_FREE, mainErr0EnsuresViolationMEMORY_LEAK]=== [2018-04-11 11:12:28,231 INFO L82 PathProgramCache]: Analyzing trace with hash -1328519283, now seen corresponding path program 1 times [2018-04-11 11:12:28,231 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-11 11:12:28,231 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-11 11:12:28,232 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 11:12:28,232 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 11:12:28,232 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 11:12:28,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 11:12:28,243 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 11:12:28,478 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 11:12:28,478 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-11 11:12:28,478 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2018-04-11 11:12:28,478 INFO L442 AbstractCegarLoop]: Interpolant automaton has 14 states [2018-04-11 11:12:28,479 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2018-04-11 11:12:28,479 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=149, Unknown=0, NotChecked=0, Total=182 [2018-04-11 11:12:28,479 INFO L87 Difference]: Start difference. First operand 52 states and 52 transitions. Second operand 14 states. [2018-04-11 11:12:28,692 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 11:12:28,692 INFO L93 Difference]: Finished difference Result 50 states and 50 transitions. [2018-04-11 11:12:28,692 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2018-04-11 11:12:28,692 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 27 [2018-04-11 11:12:28,692 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 11:12:28,693 INFO L225 Difference]: With dead ends: 50 [2018-04-11 11:12:28,693 INFO L226 Difference]: Without dead ends: 50 [2018-04-11 11:12:28,693 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 61 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=81, Invalid=339, Unknown=0, NotChecked=0, Total=420 [2018-04-11 11:12:28,693 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 50 states. [2018-04-11 11:12:28,694 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 50 to 50. [2018-04-11 11:12:28,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 50 states. [2018-04-11 11:12:28,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 50 states and 50 transitions. [2018-04-11 11:12:28,695 INFO L78 Accepts]: Start accepts. Automaton has 50 states and 50 transitions. Word has length 27 [2018-04-11 11:12:28,695 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 11:12:28,696 INFO L459 AbstractCegarLoop]: Abstraction has 50 states and 50 transitions. [2018-04-11 11:12:28,696 INFO L460 AbstractCegarLoop]: Interpolant automaton has 14 states. [2018-04-11 11:12:28,696 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 50 transitions. [2018-04-11 11:12:28,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-04-11 11:12:28,696 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 11:12:28,696 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 11:12:28,697 INFO L408 AbstractCegarLoop]: === Iteration 11 === [__U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr0RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr2RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr9RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr11RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr6RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr8RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr1RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr7RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr10RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr3RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr5RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr4RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr12RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr8AssertViolationMEMORY_FREE, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr4RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr11AssertViolationMEMORY_FREE, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr3RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr1RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr9AssertViolationMEMORY_FREE, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr6RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr14RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr5RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr13RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr7RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr15RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr0RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr2RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr10AssertViolationMEMORY_FREE, mainErr0EnsuresViolationMEMORY_LEAK]=== [2018-04-11 11:12:28,697 INFO L82 PathProgramCache]: Analyzing trace with hash 1765575173, now seen corresponding path program 1 times [2018-04-11 11:12:28,697 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-11 11:12:28,697 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-11 11:12:28,698 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 11:12:28,698 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 11:12:28,698 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 11:12:28,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 11:12:28,713 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 11:12:28,867 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 11:12:28,867 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-11 11:12:28,868 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2018-04-11 11:12:28,868 INFO L442 AbstractCegarLoop]: Interpolant automaton has 12 states [2018-04-11 11:12:28,868 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2018-04-11 11:12:28,868 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=108, Unknown=0, NotChecked=0, Total=132 [2018-04-11 11:12:28,868 INFO L87 Difference]: Start difference. First operand 50 states and 50 transitions. Second operand 12 states. [2018-04-11 11:12:29,016 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 11:12:29,017 INFO L93 Difference]: Finished difference Result 48 states and 48 transitions. [2018-04-11 11:12:29,017 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2018-04-11 11:12:29,017 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 28 [2018-04-11 11:12:29,017 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 11:12:29,018 INFO L225 Difference]: With dead ends: 48 [2018-04-11 11:12:29,018 INFO L226 Difference]: Without dead ends: 48 [2018-04-11 11:12:29,018 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 27 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=46, Invalid=194, Unknown=0, NotChecked=0, Total=240 [2018-04-11 11:12:29,018 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 48 states. [2018-04-11 11:12:29,019 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 48 to 48. [2018-04-11 11:12:29,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 48 states. [2018-04-11 11:12:29,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 48 states and 48 transitions. [2018-04-11 11:12:29,019 INFO L78 Accepts]: Start accepts. Automaton has 48 states and 48 transitions. Word has length 28 [2018-04-11 11:12:29,019 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 11:12:29,026 INFO L459 AbstractCegarLoop]: Abstraction has 48 states and 48 transitions. [2018-04-11 11:12:29,026 INFO L460 AbstractCegarLoop]: Interpolant automaton has 12 states. [2018-04-11 11:12:29,026 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 48 transitions. [2018-04-11 11:12:29,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-04-11 11:12:29,027 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 11:12:29,027 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 11:12:29,027 INFO L408 AbstractCegarLoop]: === Iteration 12 === [__U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr0RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr2RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr9RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr11RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr6RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr8RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr1RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr7RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr10RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr3RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr5RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr4RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr12RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr8AssertViolationMEMORY_FREE, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr4RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr11AssertViolationMEMORY_FREE, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr3RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr1RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr9AssertViolationMEMORY_FREE, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr6RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr14RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr5RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr13RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr7RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr15RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr0RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr2RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr10AssertViolationMEMORY_FREE, mainErr0EnsuresViolationMEMORY_LEAK]=== [2018-04-11 11:12:29,027 INFO L82 PathProgramCache]: Analyzing trace with hash 1765575172, now seen corresponding path program 1 times [2018-04-11 11:12:29,027 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-11 11:12:29,027 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-11 11:12:29,028 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 11:12:29,028 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 11:12:29,028 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 11:12:29,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 11:12:29,035 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 11:12:29,157 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 11:12:29,157 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-11 11:12:29,157 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2018-04-11 11:12:29,157 INFO L442 AbstractCegarLoop]: Interpolant automaton has 12 states [2018-04-11 11:12:29,157 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2018-04-11 11:12:29,158 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=108, Unknown=0, NotChecked=0, Total=132 [2018-04-11 11:12:29,158 INFO L87 Difference]: Start difference. First operand 48 states and 48 transitions. Second operand 12 states. [2018-04-11 11:12:29,278 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 11:12:29,278 INFO L93 Difference]: Finished difference Result 50 states and 50 transitions. [2018-04-11 11:12:29,278 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2018-04-11 11:12:29,278 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 28 [2018-04-11 11:12:29,278 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 11:12:29,279 INFO L225 Difference]: With dead ends: 50 [2018-04-11 11:12:29,279 INFO L226 Difference]: Without dead ends: 50 [2018-04-11 11:12:29,279 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 27 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=46, Invalid=194, Unknown=0, NotChecked=0, Total=240 [2018-04-11 11:12:29,279 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 50 states. [2018-04-11 11:12:29,281 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 50 to 47. [2018-04-11 11:12:29,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 47 states. [2018-04-11 11:12:29,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 47 states and 47 transitions. [2018-04-11 11:12:29,281 INFO L78 Accepts]: Start accepts. Automaton has 47 states and 47 transitions. Word has length 28 [2018-04-11 11:12:29,281 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 11:12:29,281 INFO L459 AbstractCegarLoop]: Abstraction has 47 states and 47 transitions. [2018-04-11 11:12:29,281 INFO L460 AbstractCegarLoop]: Interpolant automaton has 12 states. [2018-04-11 11:12:29,282 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 47 transitions. [2018-04-11 11:12:29,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-04-11 11:12:29,282 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 11:12:29,282 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 11:12:29,282 INFO L408 AbstractCegarLoop]: === Iteration 13 === [__U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr0RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr2RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr9RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr11RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr6RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr8RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr1RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr7RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr10RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr3RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr5RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr4RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr12RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr8AssertViolationMEMORY_FREE, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr4RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr11AssertViolationMEMORY_FREE, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr3RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr1RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr9AssertViolationMEMORY_FREE, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr6RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr14RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr5RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr13RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr7RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr15RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr0RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr2RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr10AssertViolationMEMORY_FREE, mainErr0EnsuresViolationMEMORY_LEAK]=== [2018-04-11 11:12:29,283 INFO L82 PathProgramCache]: Analyzing trace with hash -1595172089, now seen corresponding path program 1 times [2018-04-11 11:12:29,283 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-11 11:12:29,283 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-11 11:12:29,283 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 11:12:29,283 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 11:12:29,284 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 11:12:29,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 11:12:29,294 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 11:12:29,651 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 11:12:29,651 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-11 11:12:29,652 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2018-04-11 11:12:29,652 INFO L442 AbstractCegarLoop]: Interpolant automaton has 20 states [2018-04-11 11:12:29,652 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2018-04-11 11:12:29,652 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=329, Unknown=0, NotChecked=0, Total=380 [2018-04-11 11:12:29,652 INFO L87 Difference]: Start difference. First operand 47 states and 47 transitions. Second operand 20 states. [2018-04-11 11:12:29,975 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 11:12:29,976 INFO L93 Difference]: Finished difference Result 49 states and 49 transitions. [2018-04-11 11:12:29,976 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2018-04-11 11:12:29,976 INFO L78 Accepts]: Start accepts. Automaton has 20 states. Word has length 34 [2018-04-11 11:12:29,976 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 11:12:29,976 INFO L225 Difference]: With dead ends: 49 [2018-04-11 11:12:29,977 INFO L226 Difference]: Without dead ends: 49 [2018-04-11 11:12:29,977 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 163 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=130, Invalid=740, Unknown=0, NotChecked=0, Total=870 [2018-04-11 11:12:29,977 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 49 states. [2018-04-11 11:12:29,978 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 49 to 46. [2018-04-11 11:12:29,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 46 states. [2018-04-11 11:12:29,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 46 states and 46 transitions. [2018-04-11 11:12:29,979 INFO L78 Accepts]: Start accepts. Automaton has 46 states and 46 transitions. Word has length 34 [2018-04-11 11:12:29,979 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 11:12:29,979 INFO L459 AbstractCegarLoop]: Abstraction has 46 states and 46 transitions. [2018-04-11 11:12:29,979 INFO L460 AbstractCegarLoop]: Interpolant automaton has 20 states. [2018-04-11 11:12:29,979 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 46 transitions. [2018-04-11 11:12:29,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-04-11 11:12:29,980 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 11:12:29,980 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 11:12:29,980 INFO L408 AbstractCegarLoop]: === Iteration 14 === [__U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr0RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr2RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr9RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr11RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr6RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr8RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr1RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr7RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr10RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr3RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr5RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr4RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr12RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr8AssertViolationMEMORY_FREE, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr4RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr11AssertViolationMEMORY_FREE, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr3RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr1RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr9AssertViolationMEMORY_FREE, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr6RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr14RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr5RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr13RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr7RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr15RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr0RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr2RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr10AssertViolationMEMORY_FREE, mainErr0EnsuresViolationMEMORY_LEAK]=== [2018-04-11 11:12:29,980 INFO L82 PathProgramCache]: Analyzing trace with hash 342950061, now seen corresponding path program 1 times [2018-04-11 11:12:29,981 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-11 11:12:29,981 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-11 11:12:29,981 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 11:12:29,981 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 11:12:29,981 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 11:12:29,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 11:12:29,994 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 11:12:30,241 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 11:12:30,241 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-11 11:12:30,241 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [18] imperfect sequences [] total 18 [2018-04-11 11:12:30,242 INFO L442 AbstractCegarLoop]: Interpolant automaton has 19 states [2018-04-11 11:12:30,242 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2018-04-11 11:12:30,242 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=43, Invalid=299, Unknown=0, NotChecked=0, Total=342 [2018-04-11 11:12:30,242 INFO L87 Difference]: Start difference. First operand 46 states and 46 transitions. Second operand 19 states. [2018-04-11 11:12:30,648 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 11:12:30,648 INFO L93 Difference]: Finished difference Result 50 states and 50 transitions. [2018-04-11 11:12:30,648 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2018-04-11 11:12:30,648 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 36 [2018-04-11 11:12:30,649 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 11:12:30,649 INFO L225 Difference]: With dead ends: 50 [2018-04-11 11:12:30,649 INFO L226 Difference]: Without dead ends: 50 [2018-04-11 11:12:30,650 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 107 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=151, Invalid=905, Unknown=0, NotChecked=0, Total=1056 [2018-04-11 11:12:30,650 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 50 states. [2018-04-11 11:12:30,651 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 50 to 44. [2018-04-11 11:12:30,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 44 states. [2018-04-11 11:12:30,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 44 states and 44 transitions. [2018-04-11 11:12:30,652 INFO L78 Accepts]: Start accepts. Automaton has 44 states and 44 transitions. Word has length 36 [2018-04-11 11:12:30,652 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 11:12:30,652 INFO L459 AbstractCegarLoop]: Abstraction has 44 states and 44 transitions. [2018-04-11 11:12:30,652 INFO L460 AbstractCegarLoop]: Interpolant automaton has 19 states. [2018-04-11 11:12:30,652 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 44 transitions. [2018-04-11 11:12:30,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-04-11 11:12:30,653 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 11:12:30,653 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 11:12:30,653 INFO L408 AbstractCegarLoop]: === Iteration 15 === [__U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr0RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr2RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr9RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr11RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr6RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr8RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr1RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr7RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr10RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr3RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr5RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__alloc_dataErr4RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr12RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr8AssertViolationMEMORY_FREE, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr4RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr11AssertViolationMEMORY_FREE, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr3RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr1RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr9AssertViolationMEMORY_FREE, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr6RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr14RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr5RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr13RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr7RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr15RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr0RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr2RequiresViolation, __U_MULTI_ftest________false_valid_memtrack_true_termination_i__free_dataErr10AssertViolationMEMORY_FREE, mainErr0EnsuresViolationMEMORY_LEAK]=== [2018-04-11 11:12:30,653 INFO L82 PathProgramCache]: Analyzing trace with hash 364648233, now seen corresponding path program 1 times [2018-04-11 11:12:30,653 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-11 11:12:30,653 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-11 11:12:30,654 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 11:12:30,654 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 11:12:30,654 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 11:12:30,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-04-11 11:12:30,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-04-11 11:12:30,698 INFO L421 BasicCegarLoop]: Counterexample might be feasible [2018-04-11 11:12:30,709 WARN L343 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2018-04-11 11:12:30,723 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 11.04 11:12:30 BoogieIcfgContainer [2018-04-11 11:12:30,723 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-04-11 11:12:30,724 INFO L168 Benchmark]: Toolchain (without parser) took 4978.44 ms. Allocated memory was 404.2 MB in the beginning and 708.8 MB in the end (delta: 304.6 MB). Free memory was 338.5 MB in the beginning and 545.3 MB in the end (delta: -206.8 MB). Peak memory consumption was 97.9 MB. Max. memory is 5.3 GB. [2018-04-11 11:12:30,725 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 404.2 MB. Free memory is still 363.4 MB. There was no memory consumed. Max. memory is 5.3 GB. [2018-04-11 11:12:30,725 INFO L168 Benchmark]: CACSL2BoogieTranslator took 249.11 ms. Allocated memory is still 404.2 MB. Free memory was 336.6 MB in the beginning and 312.6 MB in the end (delta: 24.0 MB). Peak memory consumption was 24.0 MB. Max. memory is 5.3 GB. [2018-04-11 11:12:30,725 INFO L168 Benchmark]: Boogie Preprocessor took 40.05 ms. Allocated memory is still 404.2 MB. Free memory was 312.6 MB in the beginning and 310.0 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.6 MB. Max. memory is 5.3 GB. [2018-04-11 11:12:30,725 INFO L168 Benchmark]: RCFGBuilder took 379.66 ms. Allocated memory was 404.2 MB in the beginning and 595.1 MB in the end (delta: 190.8 MB). Free memory was 310.0 MB in the beginning and 526.9 MB in the end (delta: -216.9 MB). Peak memory consumption was 24.3 MB. Max. memory is 5.3 GB. [2018-04-11 11:12:30,726 INFO L168 Benchmark]: TraceAbstraction took 4307.15 ms. Allocated memory was 595.1 MB in the beginning and 708.8 MB in the end (delta: 113.8 MB). Free memory was 526.9 MB in the beginning and 545.3 MB in the end (delta: -18.4 MB). Peak memory consumption was 95.4 MB. Max. memory is 5.3 GB. [2018-04-11 11:12:30,727 INFO L344 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 404.2 MB. Free memory is still 363.4 MB. There was no memory consumed. Max. memory is 5.3 GB. * CACSL2BoogieTranslator took 249.11 ms. Allocated memory is still 404.2 MB. Free memory was 336.6 MB in the beginning and 312.6 MB in the end (delta: 24.0 MB). Peak memory consumption was 24.0 MB. Max. memory is 5.3 GB. * Boogie Preprocessor took 40.05 ms. Allocated memory is still 404.2 MB. Free memory was 312.6 MB in the beginning and 310.0 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.6 MB. Max. memory is 5.3 GB. * RCFGBuilder took 379.66 ms. Allocated memory was 404.2 MB in the beginning and 595.1 MB in the end (delta: 190.8 MB). Free memory was 310.0 MB in the beginning and 526.9 MB in the end (delta: -216.9 MB). Peak memory consumption was 24.3 MB. Max. memory is 5.3 GB. * TraceAbstraction took 4307.15 ms. Allocated memory was 595.1 MB in the beginning and 708.8 MB in the end (delta: 113.8 MB). Free memory was 526.9 MB in the beginning and 545.3 MB in the end (delta: -18.4 MB). Peak memory consumption was 95.4 MB. Max. memory is 5.3 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 641]: not all allocated memory was freed not all allocated memory was freed We found a FailurePath: [L642] FCALL TData data; VAL [data={12:0}] [L643] CALL alloc_data(&data) VAL [pdata={12:0}] [L625] EXPR, FCALL malloc(sizeof(int)) VAL [malloc(sizeof(int))={11:0}, pdata={12:0}, pdata={12:0}] [L625] FCALL pdata->lo = (int *)malloc(sizeof(int)) VAL [malloc(sizeof(int))={11:0}, pdata={12:0}, pdata={12:0}] [L626] EXPR, FCALL malloc(sizeof(int)) VAL [malloc(sizeof(int))={11:0}, malloc(sizeof(int))={10:0}, pdata={12:0}, pdata={12:0}] [L626] FCALL pdata->hi = (int *)malloc(sizeof(int)) VAL [malloc(sizeof(int))={11:0}, malloc(sizeof(int))={10:0}, pdata={12:0}, pdata={12:0}] [L627] EXPR, FCALL pdata->lo VAL [malloc(sizeof(int))={11:0}, malloc(sizeof(int))={10:0}, pdata={12:0}, pdata={12:0}, pdata->lo={11:0}] [L627] FCALL *(pdata->lo) = 4 VAL [malloc(sizeof(int))={11:0}, malloc(sizeof(int))={10:0}, pdata={12:0}, pdata={12:0}, pdata->lo={11:0}] [L628] EXPR, FCALL pdata->hi VAL [malloc(sizeof(int))={11:0}, malloc(sizeof(int))={10:0}, pdata={12:0}, pdata={12:0}, pdata->hi={10:0}] [L628] RET, FCALL *(pdata->hi) = 8 VAL [malloc(sizeof(int))={11:0}, malloc(sizeof(int))={10:0}, pdata={12:0}, pdata={12:0}, pdata->hi={10:0}] [L643] alloc_data(&data) VAL [data={12:0}] [L644] CALL free_data(&data) VAL [data={12:0}] [L632] EXPR, FCALL data->lo VAL [data={12:0}, data={12:0}, data->lo={11:0}] [L632] int *lo = data->lo; [L633] EXPR, FCALL data->hi VAL [data={12:0}, data={12:0}, data->hi={10:0}, lo={11:0}] [L633] int *hi = data->hi; [L634] EXPR, FCALL \read(*lo) VAL [\read(*lo)=4, data={12:0}, data={12:0}, hi={10:0}, lo={11:0}] [L634] EXPR, FCALL \read(*hi) VAL [\read(*hi)=8, \read(*lo)=4, data={12:0}, data={12:0}, hi={10:0}, lo={11:0}] [L634] COND FALSE !(*lo >= *hi) [L638] FCALL data->lo = ((void *)0) VAL [data={12:0}, data={12:0}, hi={10:0}, lo={11:0}] [L639] RET, FCALL data->hi = ((void *)0) VAL [data={12:0}, data={12:0}, hi={10:0}, lo={11:0}] [L644] free_data(&data) VAL [data={12:0}] [L645] return 0; VAL [\result=0, data={12:0}] [L645] return 0; VAL [\result=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 75 locations, 29 error locations. UNSAFE Result, 4.2s OverallTime, 15 OverallIterations, 1 TraceHistogramMax, 2.1s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 538 SDtfs, 715 SDslu, 1691 SDs, 0 SdLazy, 2335 SolverSat, 137 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 185 GetRequests, 18 SyntacticMatches, 3 SemanticMatches, 164 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 432 ImplicationChecksByTransitivity, 1.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=75occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 14 MinimizatonAttempts, 22 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 1.6s InterpolantComputationTime, 345 NumberOfCodeBlocks, 345 NumberOfCodeBlocksAsserted, 15 NumberOfCheckSat, 294 ConstructedInterpolants, 0 QuantifiedInterpolants, 76431 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 14 InterpolantComputations, 14 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! Written .csv to /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/test-0019_1_false-valid-memtrack_true-termination.i_svcomp-DerefFreeMemtrack-32bit-Automizer_Camel.epf_AutomizerC.xml/Csv-Benchmark-0-2018-04-11_11-12-30-733.csv Written .csv to /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/test-0019_1_false-valid-memtrack_true-termination.i_svcomp-DerefFreeMemtrack-32bit-Automizer_Camel.epf_AutomizerC.xml/Csv-TraceAbstractionBenchmarks-0-2018-04-11_11-12-30-733.csv Received shutdown request...