java -Xmx6000000000 -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data ./data --generate-csv --csv-dir ../../../releaseScripts/default/UAutomizer-linux/csv --cacsl2boogietranslator.bitprecise.bitfields false -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/cade18-smtinterpol/svcomp-DerefFreeMemtrack-32bit-Automizer_SmtInterpol_Array.epf -i ../../../trunk/examples/svcomp/memsafety/test-0158_true-valid-memsafety_true-termination.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-666feb3-m [2018-04-11 13:15:46,850 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-04-11 13:15:46,852 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-04-11 13:15:46,865 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-04-11 13:15:46,865 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-04-11 13:15:46,866 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-04-11 13:15:46,867 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-04-11 13:15:46,869 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-04-11 13:15:46,870 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-04-11 13:15:46,871 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-04-11 13:15:46,872 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-04-11 13:15:46,872 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-04-11 13:15:46,873 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-04-11 13:15:46,873 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-04-11 13:15:46,874 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-04-11 13:15:46,876 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-04-11 13:15:46,877 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-04-11 13:15:46,878 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-04-11 13:15:46,879 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-04-11 13:15:46,880 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-04-11 13:15:46,882 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2018-04-11 13:15:46,886 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-04-11 13:15:46,886 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-04-11 13:15:46,887 INFO L98 SettingsManager]: Beginning loading settings from /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/cade18-smtinterpol/svcomp-DerefFreeMemtrack-32bit-Automizer_SmtInterpol_Array.epf [2018-04-11 13:15:46,907 INFO L110 SettingsManager]: Loading preferences was successful [2018-04-11 13:15:46,907 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-04-11 13:15:46,908 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-04-11 13:15:46,908 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-04-11 13:15:46,908 INFO L133 SettingsManager]: * Use SBE=true [2018-04-11 13:15:46,909 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-04-11 13:15:46,909 INFO L133 SettingsManager]: * sizeof long=4 [2018-04-11 13:15:46,909 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-04-11 13:15:46,909 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-04-11 13:15:46,909 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-04-11 13:15:46,909 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-04-11 13:15:46,909 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2018-04-11 13:15:46,910 INFO L133 SettingsManager]: * Bitprecise bitfields=true [2018-04-11 13:15:46,910 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-04-11 13:15:46,910 INFO L133 SettingsManager]: * sizeof long double=12 [2018-04-11 13:15:46,910 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-04-11 13:15:46,910 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-04-11 13:15:46,910 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-04-11 13:15:46,910 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-04-11 13:15:46,911 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-04-11 13:15:46,911 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-04-11 13:15:46,911 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=Craig_TreeInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Bitprecise bitfields -> false [2018-04-11 13:15:46,939 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-04-11 13:15:46,949 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Parser(s) successfully (re)initialized [2018-04-11 13:15:46,952 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-04-11 13:15:46,953 INFO L271 PluginConnector]: Initializing CDTParser... [2018-04-11 13:15:46,954 INFO L276 PluginConnector]: CDTParser initialized [2018-04-11 13:15:46,954 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/memsafety/test-0158_true-valid-memsafety_true-termination.i [2018-04-11 13:15:47,237 INFO L225 CDTParser]: Created temporary CDT project at /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/data/FLAGb9adc3a7e [2018-04-11 13:15:47,365 INFO L287 CDTParser]: IsIndexed: true [2018-04-11 13:15:47,365 INFO L288 CDTParser]: Found 1 translation units. [2018-04-11 13:15:47,366 INFO L168 CDTParser]: Scanning test-0158_true-valid-memsafety_true-termination.i [2018-04-11 13:15:47,372 INFO L210 ultiparseSymbolTable]: Include resolver: [2018-04-11 13:15:47,373 INFO L215 ultiparseSymbolTable]: [2018-04-11 13:15:47,373 INFO L218 ultiparseSymbolTable]: Function table: [2018-04-11 13:15:47,373 INFO L221 ultiparseSymbolTable]: Function definition of null ('main') in test-0158_true-valid-memsafety_true-termination.i [2018-04-11 13:15:47,373 INFO L227 ultiparseSymbolTable]: Global variable table: [2018-04-11 13:15:47,373 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_true_termination_i__pid_t in test-0158_true-valid-memsafety_true-termination.i [2018-04-11 13:15:47,373 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_true_termination_i__int32_t in test-0158_true-valid-memsafety_true-termination.i [2018-04-11 13:15:47,373 INFO L230 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13:15:47,380 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_true_termination_i____uint16_t in test-0158_true-valid-memsafety_true-termination.i [2018-04-11 13:15:47,380 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_true_termination_i__pthread_rwlockattr_t in test-0158_true-valid-memsafety_true-termination.i [2018-04-11 13:15:47,380 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_true_termination_i____off_t in test-0158_true-valid-memsafety_true-termination.i [2018-04-11 13:15:47,380 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_true_termination_i__u_long in test-0158_true-valid-memsafety_true-termination.i [2018-04-11 13:15:47,380 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_true_termination_i____u_quad_t in test-0158_true-valid-memsafety_true-termination.i [2018-04-11 13:15:47,381 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_true_termination_i____int16_t in test-0158_true-valid-memsafety_true-termination.i [2018-04-11 13:15:47,381 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_true_termination_i____gid_t in test-0158_true-valid-memsafety_true-termination.i [2018-04-11 13:15:47,381 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_true_termination_i____quad_t in test-0158_true-valid-memsafety_true-termination.i [2018-04-11 13:15:47,381 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_true_termination_i____ino64_t in test-0158_true-valid-memsafety_true-termination.i [2018-04-11 13:15:47,381 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_true_termination_i____ino_t in test-0158_true-valid-memsafety_true-termination.i [2018-04-11 13:15:47,381 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_true_termination_i____sigset_t in test-0158_true-valid-memsafety_true-termination.i [2018-04-11 13:15:47,381 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_true_termination_i____pid_t in test-0158_true-valid-memsafety_true-termination.i [2018-04-11 13:15:47,381 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_true_termination_i__u_int32_t in test-0158_true-valid-memsafety_true-termination.i [2018-04-11 13:15:47,381 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_true_termination_i____loff_t in test-0158_true-valid-memsafety_true-termination.i [2018-04-11 13:15:47,381 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_true_termination_i__fsid_t in test-0158_true-valid-memsafety_true-termination.i [2018-04-11 13:15:47,381 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_true_termination_i__int64_t in test-0158_true-valid-memsafety_true-termination.i [2018-04-11 13:15:47,381 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_true_termination_i____WAIT_STATUS in test-0158_true-valid-memsafety_true-termination.i [2018-04-11 13:15:47,381 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_true_termination_i__fd_mask in test-0158_true-valid-memsafety_true-termination.i [2018-04-11 13:15:47,381 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_true_termination_i__ulong in test-0158_true-valid-memsafety_true-termination.i [2018-04-11 13:15:47,381 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_true_termination_i____clock_t in test-0158_true-valid-memsafety_true-termination.i [2018-04-11 13:15:47,382 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_true_termination_i____caddr_t in test-0158_true-valid-memsafety_true-termination.i [2018-04-11 13:15:47,382 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_true_termination_i____dev_t in test-0158_true-valid-memsafety_true-termination.i [2018-04-11 13:15:47,382 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_true_termination_i__clockid_t in test-0158_true-valid-memsafety_true-termination.i [2018-04-11 13:15:47,382 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_true_termination_i__suseconds_t in test-0158_true-valid-memsafety_true-termination.i [2018-04-11 13:15:47,382 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_true_termination_i__pthread_rwlock_t in test-0158_true-valid-memsafety_true-termination.i [2018-04-11 13:15:47,382 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_true_termination_i__loff_t in test-0158_true-valid-memsafety_true-termination.i [2018-04-11 13:15:47,382 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_true_termination_i__nlink_t in test-0158_true-valid-memsafety_true-termination.i [2018-04-11 13:15:47,382 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_true_termination_i____useconds_t in test-0158_true-valid-memsafety_true-termination.i [2018-04-11 13:15:47,382 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_true_termination_i__id_t in test-0158_true-valid-memsafety_true-termination.i [2018-04-11 13:15:47,382 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_true_termination_i__uint in test-0158_true-valid-memsafety_true-termination.i [2018-04-11 13:15:47,382 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_true_termination_i____int64_t in test-0158_true-valid-memsafety_true-termination.i [2018-04-11 13:15:47,383 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_true_termination_i__pthread_condattr_t in test-0158_true-valid-memsafety_true-termination.i [2018-04-11 13:15:47,383 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_true_termination_i__dev_t in test-0158_true-valid-memsafety_true-termination.i [2018-04-11 13:15:47,383 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_true_termination_i____uint8_t in test-0158_true-valid-memsafety_true-termination.i [2018-04-11 13:15:47,383 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_true_termination_i____uid_t in test-0158_true-valid-memsafety_true-termination.i [2018-04-11 13:15:47,383 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_true_termination_i____key_t in test-0158_true-valid-memsafety_true-termination.i [2018-04-11 13:15:47,383 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_true_termination_i__u_quad_t in test-0158_true-valid-memsafety_true-termination.i [2018-04-11 13:15:47,383 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_true_termination_i____blksize_t in test-0158_true-valid-memsafety_true-termination.i [2018-04-11 13:15:47,383 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_true_termination_i____qaddr_t in test-0158_true-valid-memsafety_true-termination.i [2018-04-11 13:15:47,383 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_true_termination_i____rlim64_t in test-0158_true-valid-memsafety_true-termination.i [2018-04-11 13:15:47,383 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_true_termination_i____daddr_t in test-0158_true-valid-memsafety_true-termination.i [2018-04-11 13:15:47,383 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_true_termination_i____blkcnt_t in test-0158_true-valid-memsafety_true-termination.i [2018-04-11 13:15:47,384 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_true_termination_i____swblk_t in test-0158_true-valid-memsafety_true-termination.i [2018-04-11 13:15:47,384 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_true_termination_i__sigset_t in test-0158_true-valid-memsafety_true-termination.i [2018-04-11 13:15:47,384 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_true_termination_i__pthread_mutex_t in test-0158_true-valid-memsafety_true-termination.i [2018-04-11 13:15:47,384 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_true_termination_i__ushort in test-0158_true-valid-memsafety_true-termination.i [2018-04-11 13:15:47,384 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_true_termination_i__time_t in test-0158_true-valid-memsafety_true-termination.i [2018-04-11 13:15:47,384 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_true_termination_i____u_int in test-0158_true-valid-memsafety_true-termination.i [2018-04-11 13:15:47,384 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_true_termination_i__pthread_key_t in test-0158_true-valid-memsafety_true-termination.i [2018-04-11 13:15:47,384 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_true_termination_i____fsblkcnt_t in test-0158_true-valid-memsafety_true-termination.i [2018-04-11 13:15:47,384 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_true_termination_i__register_t in test-0158_true-valid-memsafety_true-termination.i [2018-04-11 13:15:47,384 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_true_termination_i__pthread_barrierattr_t in test-0158_true-valid-memsafety_true-termination.i [2018-04-11 13:15:47,397 INFO L330 CDTParser]: Deleted temporary CDT project at /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/data/FLAGb9adc3a7e [2018-04-11 13:15:47,400 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-04-11 13:15:47,400 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-04-11 13:15:47,401 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-04-11 13:15:47,401 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-04-11 13:15:47,405 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-04-11 13:15:47,406 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.04 01:15:47" (1/1) ... [2018-04-11 13:15:47,407 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5a296527 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 01:15:47, skipping insertion in model container [2018-04-11 13:15:47,407 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.04 01:15:47" (1/1) ... [2018-04-11 13:15:47,418 INFO L167 Dispatcher]: Using SV-COMP mode [2018-04-11 13:15:47,437 INFO L167 Dispatcher]: Using SV-COMP mode [2018-04-11 13:15:47,572 INFO L175 PostProcessor]: Settings: Checked method=main [2018-04-11 13:15:47,603 INFO L175 PostProcessor]: Settings: Checked method=main [2018-04-11 13:15:47,610 INFO L100 SccComputation]: Graph consists of 0 InCaSumBalls and 109 non ball SCCs. Number of states in SCCs 109. [2018-04-11 13:15:47,645 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 01:15:47 WrapperNode [2018-04-11 13:15:47,645 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-04-11 13:15:47,646 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-04-11 13:15:47,646 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-04-11 13:15:47,646 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-04-11 13:15:47,656 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 01:15:47" (1/1) ... [2018-04-11 13:15:47,656 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 01:15:47" (1/1) ... [2018-04-11 13:15:47,667 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 01:15:47" (1/1) ... [2018-04-11 13:15:47,667 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 01:15:47" (1/1) ... [2018-04-11 13:15:47,674 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 01:15:47" (1/1) ... [2018-04-11 13:15:47,675 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 01:15:47" (1/1) ... [2018-04-11 13:15:47,677 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 01:15:47" (1/1) ... [2018-04-11 13:15:47,679 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-04-11 13:15:47,680 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-04-11 13:15:47,680 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-04-11 13:15:47,680 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-04-11 13:15:47,681 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 01:15:47" (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 13:15:47,719 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-04-11 13:15:47,719 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-04-11 13:15:47,719 INFO L136 BoogieDeclarations]: Found implementation of procedure main [2018-04-11 13:15:47,719 INFO L128 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-04-11 13:15:47,719 INFO L128 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2018-04-11 13:15:47,719 INFO L128 BoogieDeclarations]: Found specification of procedure atof [2018-04-11 13:15:47,719 INFO L128 BoogieDeclarations]: Found specification of procedure atoi [2018-04-11 13:15:47,719 INFO L128 BoogieDeclarations]: Found specification of procedure atol [2018-04-11 13:15:47,719 INFO L128 BoogieDeclarations]: Found specification of procedure atoll [2018-04-11 13:15:47,719 INFO L128 BoogieDeclarations]: Found specification of procedure strtod [2018-04-11 13:15:47,720 INFO L128 BoogieDeclarations]: Found specification of procedure strtof [2018-04-11 13:15:47,720 INFO L128 BoogieDeclarations]: Found specification of procedure strtold [2018-04-11 13:15:47,720 INFO L128 BoogieDeclarations]: Found specification of procedure strtol [2018-04-11 13:15:47,720 INFO L128 BoogieDeclarations]: Found specification of procedure strtoul [2018-04-11 13:15:47,720 INFO L128 BoogieDeclarations]: Found specification of procedure strtoq [2018-04-11 13:15:47,720 INFO L128 BoogieDeclarations]: Found specification of procedure strtouq [2018-04-11 13:15:47,720 INFO L128 BoogieDeclarations]: Found specification of procedure strtoll [2018-04-11 13:15:47,720 INFO L128 BoogieDeclarations]: Found specification of procedure strtoull [2018-04-11 13:15:47,720 INFO L128 BoogieDeclarations]: Found specification of procedure l64a [2018-04-11 13:15:47,720 INFO L128 BoogieDeclarations]: Found specification of procedure a64l [2018-04-11 13:15:47,721 INFO L128 BoogieDeclarations]: Found specification of procedure select [2018-04-11 13:15:47,721 INFO L128 BoogieDeclarations]: Found specification of procedure pselect [2018-04-11 13:15:47,721 INFO L128 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2018-04-11 13:15:47,721 INFO L128 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2018-04-11 13:15:47,721 INFO L128 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2018-04-11 13:15:47,721 INFO L128 BoogieDeclarations]: Found specification of procedure random [2018-04-11 13:15:47,721 INFO L128 BoogieDeclarations]: Found specification of procedure srandom [2018-04-11 13:15:47,721 INFO L128 BoogieDeclarations]: Found specification of procedure initstate [2018-04-11 13:15:47,721 INFO L128 BoogieDeclarations]: Found specification of procedure setstate [2018-04-11 13:15:47,722 INFO L128 BoogieDeclarations]: Found specification of procedure random_r [2018-04-11 13:15:47,722 INFO L128 BoogieDeclarations]: Found specification of procedure srandom_r [2018-04-11 13:15:47,722 INFO L128 BoogieDeclarations]: Found specification of procedure initstate_r [2018-04-11 13:15:47,722 INFO L128 BoogieDeclarations]: Found specification of procedure setstate_r [2018-04-11 13:15:47,722 INFO L128 BoogieDeclarations]: Found specification of procedure rand [2018-04-11 13:15:47,722 INFO L128 BoogieDeclarations]: Found specification of procedure srand [2018-04-11 13:15:47,722 INFO L128 BoogieDeclarations]: Found specification of procedure rand_r [2018-04-11 13:15:47,722 INFO L128 BoogieDeclarations]: Found specification of procedure drand48 [2018-04-11 13:15:47,722 INFO L128 BoogieDeclarations]: Found specification of procedure erand48 [2018-04-11 13:15:47,722 INFO L128 BoogieDeclarations]: Found specification of procedure lrand48 [2018-04-11 13:15:47,723 INFO L128 BoogieDeclarations]: Found specification of procedure nrand48 [2018-04-11 13:15:47,723 INFO L128 BoogieDeclarations]: Found specification of procedure mrand48 [2018-04-11 13:15:47,723 INFO L128 BoogieDeclarations]: Found specification of procedure jrand48 [2018-04-11 13:15:47,723 INFO L128 BoogieDeclarations]: Found specification of procedure srand48 [2018-04-11 13:15:47,723 INFO L128 BoogieDeclarations]: Found specification of procedure seed48 [2018-04-11 13:15:47,723 INFO L128 BoogieDeclarations]: Found specification of procedure lcong48 [2018-04-11 13:15:47,723 INFO L128 BoogieDeclarations]: Found specification of procedure drand48_r [2018-04-11 13:15:47,723 INFO L128 BoogieDeclarations]: Found specification of procedure erand48_r [2018-04-11 13:15:47,723 INFO L128 BoogieDeclarations]: Found specification of procedure lrand48_r [2018-04-11 13:15:47,724 INFO L128 BoogieDeclarations]: Found specification of procedure nrand48_r [2018-04-11 13:15:47,724 INFO L128 BoogieDeclarations]: Found specification of procedure mrand48_r [2018-04-11 13:15:47,724 INFO L128 BoogieDeclarations]: Found specification of procedure jrand48_r [2018-04-11 13:15:47,724 INFO L128 BoogieDeclarations]: Found specification of procedure srand48_r [2018-04-11 13:15:47,724 INFO L128 BoogieDeclarations]: Found specification of procedure seed48_r [2018-04-11 13:15:47,724 INFO L128 BoogieDeclarations]: Found specification of procedure lcong48_r [2018-04-11 13:15:47,724 INFO L128 BoogieDeclarations]: Found specification of procedure malloc [2018-04-11 13:15:47,724 INFO L128 BoogieDeclarations]: Found specification of procedure calloc [2018-04-11 13:15:47,724 INFO L128 BoogieDeclarations]: Found specification of procedure realloc [2018-04-11 13:15:47,724 INFO L128 BoogieDeclarations]: Found specification of procedure free [2018-04-11 13:15:47,725 INFO L128 BoogieDeclarations]: Found specification of procedure cfree [2018-04-11 13:15:47,725 INFO L128 BoogieDeclarations]: Found specification of procedure alloca [2018-04-11 13:15:47,725 INFO L128 BoogieDeclarations]: Found specification of procedure valloc [2018-04-11 13:15:47,725 INFO L128 BoogieDeclarations]: Found specification of procedure posix_memalign [2018-04-11 13:15:47,725 INFO L128 BoogieDeclarations]: Found specification of procedure abort [2018-04-11 13:15:47,725 INFO L128 BoogieDeclarations]: Found specification of procedure atexit [2018-04-11 13:15:47,725 INFO L128 BoogieDeclarations]: Found specification of procedure on_exit [2018-04-11 13:15:47,725 INFO L128 BoogieDeclarations]: Found specification of procedure exit [2018-04-11 13:15:47,725 INFO L128 BoogieDeclarations]: Found specification of procedure _Exit [2018-04-11 13:15:47,725 INFO L128 BoogieDeclarations]: Found specification of procedure getenv [2018-04-11 13:15:47,726 INFO L128 BoogieDeclarations]: Found specification of procedure __secure_getenv [2018-04-11 13:15:47,726 INFO L128 BoogieDeclarations]: Found specification of procedure putenv [2018-04-11 13:15:47,726 INFO L128 BoogieDeclarations]: Found specification of procedure setenv [2018-04-11 13:15:47,726 INFO L128 BoogieDeclarations]: Found specification of procedure unsetenv [2018-04-11 13:15:47,726 INFO L128 BoogieDeclarations]: Found specification of procedure clearenv [2018-04-11 13:15:47,726 INFO L128 BoogieDeclarations]: Found specification of procedure mktemp [2018-04-11 13:15:47,726 INFO L128 BoogieDeclarations]: Found specification of procedure mkstemp [2018-04-11 13:15:47,726 INFO L128 BoogieDeclarations]: Found specification of procedure mkstemps [2018-04-11 13:15:47,726 INFO L128 BoogieDeclarations]: Found specification of procedure mkdtemp [2018-04-11 13:15:47,726 INFO L128 BoogieDeclarations]: Found specification of procedure system [2018-04-11 13:15:47,726 INFO L128 BoogieDeclarations]: Found specification of procedure realpath [2018-04-11 13:15:47,727 INFO L128 BoogieDeclarations]: Found specification of procedure bsearch [2018-04-11 13:15:47,727 INFO L128 BoogieDeclarations]: Found specification of procedure qsort [2018-04-11 13:15:47,727 INFO L128 BoogieDeclarations]: Found specification of procedure abs [2018-04-11 13:15:47,727 INFO L128 BoogieDeclarations]: Found specification of procedure labs [2018-04-11 13:15:47,727 INFO L128 BoogieDeclarations]: Found specification of procedure llabs [2018-04-11 13:15:47,727 INFO L128 BoogieDeclarations]: Found specification of procedure div [2018-04-11 13:15:47,727 INFO L128 BoogieDeclarations]: Found specification of procedure ldiv [2018-04-11 13:15:47,727 INFO L128 BoogieDeclarations]: Found specification of procedure lldiv [2018-04-11 13:15:47,727 INFO L128 BoogieDeclarations]: Found specification of procedure ecvt [2018-04-11 13:15:47,728 INFO L128 BoogieDeclarations]: Found specification of procedure fcvt [2018-04-11 13:15:47,728 INFO L128 BoogieDeclarations]: Found specification of procedure gcvt [2018-04-11 13:15:47,728 INFO L128 BoogieDeclarations]: Found specification of procedure qecvt [2018-04-11 13:15:47,728 INFO L128 BoogieDeclarations]: Found specification of procedure qfcvt [2018-04-11 13:15:47,728 INFO L128 BoogieDeclarations]: Found specification of procedure qgcvt [2018-04-11 13:15:47,728 INFO L128 BoogieDeclarations]: Found specification of procedure ecvt_r [2018-04-11 13:15:47,728 INFO L128 BoogieDeclarations]: Found specification of procedure fcvt_r [2018-04-11 13:15:47,728 INFO L128 BoogieDeclarations]: Found specification of procedure qecvt_r [2018-04-11 13:15:47,728 INFO L128 BoogieDeclarations]: Found specification of procedure qfcvt_r [2018-04-11 13:15:47,728 INFO L128 BoogieDeclarations]: Found specification of procedure mblen [2018-04-11 13:15:47,729 INFO L128 BoogieDeclarations]: Found specification of procedure mbtowc [2018-04-11 13:15:47,729 INFO L128 BoogieDeclarations]: Found specification of procedure wctomb [2018-04-11 13:15:47,729 INFO L128 BoogieDeclarations]: Found specification of procedure mbstowcs [2018-04-11 13:15:47,729 INFO L128 BoogieDeclarations]: Found specification of procedure wcstombs [2018-04-11 13:15:47,729 INFO L128 BoogieDeclarations]: Found specification of procedure rpmatch [2018-04-11 13:15:47,729 INFO L128 BoogieDeclarations]: Found specification of procedure getsubopt [2018-04-11 13:15:47,729 INFO L128 BoogieDeclarations]: Found specification of procedure getloadavg [2018-04-11 13:15:47,729 INFO L128 BoogieDeclarations]: Found specification of procedure main [2018-04-11 13:15:47,729 INFO L128 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-04-11 13:15:47,729 INFO L128 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-04-11 13:15:47,730 INFO L128 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-04-11 13:15:47,730 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-04-11 13:15:47,730 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-04-11 13:15:47,730 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-04-11 13:15:47,996 INFO L259 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-04-11 13:15:47,997 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.04 01:15:47 BoogieIcfgContainer [2018-04-11 13:15:47,997 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-04-11 13:15:47,997 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-04-11 13:15:47,997 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-04-11 13:15:47,999 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-04-11 13:15:47,999 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.04 01:15:47" (1/3) ... [2018-04-11 13:15:48,000 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2e58a65c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.04 01:15:48, skipping insertion in model container [2018-04-11 13:15:48,000 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 01:15:47" (2/3) ... [2018-04-11 13:15:48,000 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2e58a65c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.04 01:15:48, skipping insertion in model container [2018-04-11 13:15:48,000 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.04 01:15:47" (3/3) ... [2018-04-11 13:15:48,001 INFO L107 eAbstractionObserver]: Analyzing ICFG test-0158_true-valid-memsafety_true-termination.i [2018-04-11 13:15:48,008 INFO L131 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:Craig_TreeInterpolation Determinization: PREDICATE_ABSTRACTION [2018-04-11 13:15:48,014 INFO L143 ceAbstractionStarter]: Appying trace abstraction to program that has 9 error locations. [2018-04-11 13:15:48,043 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2018-04-11 13:15:48,044 INFO L369 AbstractCegarLoop]: Interprodecural is true [2018-04-11 13:15:48,044 INFO L370 AbstractCegarLoop]: Hoare is false [2018-04-11 13:15:48,044 INFO L371 AbstractCegarLoop]: Compute interpolants for Craig_TreeInterpolation [2018-04-11 13:15:48,044 INFO L372 AbstractCegarLoop]: Backedges is CANONICAL [2018-04-11 13:15:48,044 INFO L373 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-04-11 13:15:48,044 INFO L374 AbstractCegarLoop]: Difference is false [2018-04-11 13:15:48,044 INFO L375 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-04-11 13:15:48,045 INFO L380 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-04-11 13:15:48,045 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-04-11 13:15:48,056 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states. [2018-04-11 13:15:48,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-04-11 13:15:48,064 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 13:15:48,065 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 13:15:48,065 INFO L408 AbstractCegarLoop]: === Iteration 1 === [mainErr5RequiresViolation, mainErr3RequiresViolation, mainErr8EnsuresViolationMEMORY_LEAK, mainErr1RequiresViolation, mainErr6AssertViolationMEMORY_FREE, mainErr7AssertViolationMEMORY_FREE, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr0RequiresViolation]=== [2018-04-11 13:15:48,069 INFO L82 PathProgramCache]: Analyzing trace with hash 610341673, now seen corresponding path program 1 times [2018-04-11 13:15:48,112 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 13:15:48,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 13:15:48,146 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 13:15:48,197 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 13:15:48,199 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-11 13:15:48,199 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-04-11 13:15:48,199 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-11 13:15:48,200 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 13:15:48,200 INFO L182 omatonBuilderFactory]: Interpolants [32#true, 33#false, 34#(= (select |#valid| |main_~#data~0.base|) 1)] [2018-04-11 13:15:48,200 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 13:15:48,200 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-04-11 13:15:48,208 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-04-11 13:15:48,209 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-04-11 13:15:48,210 INFO L87 Difference]: Start difference. First operand 29 states. Second operand 3 states. [2018-04-11 13:15:48,239 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 13:15:48,239 INFO L93 Difference]: Finished difference Result 26 states and 25 transitions. [2018-04-11 13:15:48,239 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-04-11 13:15:48,240 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 8 [2018-04-11 13:15:48,240 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 13:15:48,245 INFO L225 Difference]: With dead ends: 26 [2018-04-11 13:15:48,245 INFO L226 Difference]: Without dead ends: 23 [2018-04-11 13:15:48,247 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-04-11 13:15:48,257 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23 states. [2018-04-11 13:15:48,264 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23 to 23. [2018-04-11 13:15:48,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 23 states. [2018-04-11 13:15:48,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 23 states and 22 transitions. [2018-04-11 13:15:48,266 INFO L78 Accepts]: Start accepts. Automaton has 23 states and 22 transitions. Word has length 8 [2018-04-11 13:15:48,266 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 13:15:48,266 INFO L459 AbstractCegarLoop]: Abstraction has 23 states and 22 transitions. [2018-04-11 13:15:48,266 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-04-11 13:15:48,266 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 22 transitions. [2018-04-11 13:15:48,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-04-11 13:15:48,267 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 13:15:48,267 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 13:15:48,267 INFO L408 AbstractCegarLoop]: === Iteration 2 === [mainErr5RequiresViolation, mainErr3RequiresViolation, mainErr8EnsuresViolationMEMORY_LEAK, mainErr1RequiresViolation, mainErr6AssertViolationMEMORY_FREE, mainErr7AssertViolationMEMORY_FREE, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr0RequiresViolation]=== [2018-04-11 13:15:48,267 INFO L82 PathProgramCache]: Analyzing trace with hash 610341674, now seen corresponding path program 1 times [2018-04-11 13:15:48,267 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 13:15:48,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 13:15:48,280 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 13:15:48,328 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 13:15:48,328 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-11 13:15:48,328 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-04-11 13:15:48,328 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-11 13:15:48,329 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 13:15:48,329 INFO L182 omatonBuilderFactory]: Interpolants [84#true, 85#false, 86#(and (= |main_~#data~0.offset| 0) (= (select |#valid| |main_~#data~0.base|) 1) (= 10 (select |#length| |main_~#data~0.base|))), 87#(and (= |main_~#data~0.offset| 0) (= 10 (select |#length| |main_~#data~0.base|)))] [2018-04-11 13:15:48,329 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 13:15:48,330 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-04-11 13:15:48,330 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-04-11 13:15:48,330 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-04-11 13:15:48,330 INFO L87 Difference]: Start difference. First operand 23 states and 22 transitions. Second operand 4 states. [2018-04-11 13:15:48,355 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 13:15:48,355 INFO L93 Difference]: Finished difference Result 20 states and 19 transitions. [2018-04-11 13:15:48,355 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-04-11 13:15:48,356 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 8 [2018-04-11 13:15:48,356 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 13:15:48,356 INFO L225 Difference]: With dead ends: 20 [2018-04-11 13:15:48,356 INFO L226 Difference]: Without dead ends: 20 [2018-04-11 13:15:48,356 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-04-11 13:15:48,357 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20 states. [2018-04-11 13:15:48,357 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20 to 20. [2018-04-11 13:15:48,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 20 states. [2018-04-11 13:15:48,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 20 states and 19 transitions. [2018-04-11 13:15:48,358 INFO L78 Accepts]: Start accepts. Automaton has 20 states and 19 transitions. Word has length 8 [2018-04-11 13:15:48,358 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 13:15:48,358 INFO L459 AbstractCegarLoop]: Abstraction has 20 states and 19 transitions. [2018-04-11 13:15:48,358 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-04-11 13:15:48,358 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 19 transitions. [2018-04-11 13:15:48,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-04-11 13:15:48,359 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 13:15:48,359 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 13:15:48,359 INFO L408 AbstractCegarLoop]: === Iteration 3 === [mainErr5RequiresViolation, mainErr3RequiresViolation, mainErr8EnsuresViolationMEMORY_LEAK, mainErr1RequiresViolation, mainErr6AssertViolationMEMORY_FREE, mainErr7AssertViolationMEMORY_FREE, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr0RequiresViolation]=== [2018-04-11 13:15:48,359 INFO L82 PathProgramCache]: Analyzing trace with hash 2092193634, now seen corresponding path program 1 times [2018-04-11 13:15:48,359 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 13:15:48,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 13:15:48,367 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 13:15:48,405 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 13:15:48,406 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-11 13:15:48,406 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-04-11 13:15:48,406 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-11 13:15:48,406 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 13:15:48,406 INFO L182 omatonBuilderFactory]: Interpolants [128#true, 129#false, 130#(= 0 |main_#t~malloc0.offset|), 131#(= 0 (select (select |#memory_$Pointer$.offset| |main_~#data~0.base|) |main_~#data~0.offset|)), 132#(= |main_#t~mem1.offset| 0)] [2018-04-11 13:15:48,406 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 13:15:48,406 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-04-11 13:15:48,406 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-04-11 13:15:48,406 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-04-11 13:15:48,406 INFO L87 Difference]: Start difference. First operand 20 states and 19 transitions. Second operand 5 states. [2018-04-11 13:15:48,426 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 13:15:48,426 INFO L93 Difference]: Finished difference Result 19 states and 18 transitions. [2018-04-11 13:15:48,427 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-04-11 13:15:48,427 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 11 [2018-04-11 13:15:48,427 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 13:15:48,427 INFO L225 Difference]: With dead ends: 19 [2018-04-11 13:15:48,427 INFO L226 Difference]: Without dead ends: 19 [2018-04-11 13:15:48,427 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 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 13:15:48,427 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19 states. [2018-04-11 13:15:48,428 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19 to 19. [2018-04-11 13:15:48,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 19 states. [2018-04-11 13:15:48,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 19 states and 18 transitions. [2018-04-11 13:15:48,429 INFO L78 Accepts]: Start accepts. Automaton has 19 states and 18 transitions. Word has length 11 [2018-04-11 13:15:48,429 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 13:15:48,429 INFO L459 AbstractCegarLoop]: Abstraction has 19 states and 18 transitions. [2018-04-11 13:15:48,429 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-04-11 13:15:48,429 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 18 transitions. [2018-04-11 13:15:48,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-04-11 13:15:48,429 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 13:15:48,429 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 13:15:48,429 INFO L408 AbstractCegarLoop]: === Iteration 4 === [mainErr5RequiresViolation, mainErr3RequiresViolation, mainErr8EnsuresViolationMEMORY_LEAK, mainErr1RequiresViolation, mainErr6AssertViolationMEMORY_FREE, mainErr7AssertViolationMEMORY_FREE, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr0RequiresViolation]=== [2018-04-11 13:15:48,429 INFO L82 PathProgramCache]: Analyzing trace with hash 433493260, now seen corresponding path program 1 times [2018-04-11 13:15:48,430 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 13:15:48,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 13:15:48,437 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 13:15:48,487 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 13:15:48,487 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-11 13:15:48,487 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-04-11 13:15:48,488 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-11 13:15:48,488 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 13:15:48,488 INFO L182 omatonBuilderFactory]: Interpolants [176#false, 177#(= 1 (select |#valid| |main_#t~malloc0.base|)), 178#(= 1 (select |#valid| (select (select |#memory_$Pointer$.base| |main_~#data~0.base|) |main_~#data~0.offset|))), 179#(= 1 (select |#valid| |main_#t~mem1.base|)), 175#true] [2018-04-11 13:15:48,488 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 13:15:48,488 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-04-11 13:15:48,488 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-04-11 13:15:48,489 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-04-11 13:15:48,489 INFO L87 Difference]: Start difference. First operand 19 states and 18 transitions. Second operand 5 states. [2018-04-11 13:15:48,517 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 13:15:48,517 INFO L93 Difference]: Finished difference Result 18 states and 17 transitions. [2018-04-11 13:15:48,517 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-04-11 13:15:48,517 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 12 [2018-04-11 13:15:48,518 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 13:15:48,518 INFO L225 Difference]: With dead ends: 18 [2018-04-11 13:15:48,518 INFO L226 Difference]: Without dead ends: 18 [2018-04-11 13:15:48,518 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 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 13:15:48,518 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18 states. [2018-04-11 13:15:48,519 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18 to 18. [2018-04-11 13:15:48,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 18 states. [2018-04-11 13:15:48,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 17 transitions. [2018-04-11 13:15:48,520 INFO L78 Accepts]: Start accepts. Automaton has 18 states and 17 transitions. Word has length 12 [2018-04-11 13:15:48,520 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 13:15:48,520 INFO L459 AbstractCegarLoop]: Abstraction has 18 states and 17 transitions. [2018-04-11 13:15:48,520 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-04-11 13:15:48,520 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 17 transitions. [2018-04-11 13:15:48,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-04-11 13:15:48,520 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 13:15:48,520 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 13:15:48,520 INFO L408 AbstractCegarLoop]: === Iteration 5 === [mainErr5RequiresViolation, mainErr3RequiresViolation, mainErr8EnsuresViolationMEMORY_LEAK, mainErr1RequiresViolation, mainErr6AssertViolationMEMORY_FREE, mainErr7AssertViolationMEMORY_FREE, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr0RequiresViolation]=== [2018-04-11 13:15:48,520 INFO L82 PathProgramCache]: Analyzing trace with hash -182086873, now seen corresponding path program 1 times [2018-04-11 13:15:48,523 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 13:15:48,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 13:15:48,531 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 13:15:48,632 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 13:15:48,632 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-11 13:15:48,633 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-04-11 13:15:48,633 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-11 13:15:48,633 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 13:15:48,633 INFO L182 omatonBuilderFactory]: Interpolants [224#(and (not (= |main_~#data~0.base| |main_#t~malloc0.base|)) (= |old(#valid)| (store (store |#valid| |main_#t~malloc0.base| 0) |main_~#data~0.base| 0))), 225#(and (= (store (store |#valid| (select (select |#memory_$Pointer$.base| |main_~#data~0.base|) |main_~#data~0.offset|) 0) |main_~#data~0.base| 0) |old(#valid)|) (not (= |main_~#data~0.base| (select (select |#memory_$Pointer$.base| |main_~#data~0.base|) |main_~#data~0.offset|)))), 226#(and (= (store (store |#valid| |main_#t~mem1.base| 0) |main_~#data~0.base| 0) |old(#valid)|) (not (= |main_~#data~0.base| |main_#t~mem1.base|))), 227#(= |old(#valid)| (store |#valid| |main_~#data~0.base| 0)), 220#true, 221#false, 222#(= |#valid| |old(#valid)|), 223#(and (= |old(#valid)| (store |#valid| |main_~#data~0.base| 0)) (= (select |#valid| |main_~#data~0.base|) 1))] [2018-04-11 13:15:48,633 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 13:15:48,634 INFO L442 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-04-11 13:15:48,634 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-04-11 13:15:48,634 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2018-04-11 13:15:48,634 INFO L87 Difference]: Start difference. First operand 18 states and 17 transitions. Second operand 8 states. [2018-04-11 13:15:48,748 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 13:15:48,748 INFO L93 Difference]: Finished difference Result 17 states and 16 transitions. [2018-04-11 13:15:48,748 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-04-11 13:15:48,749 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 17 [2018-04-11 13:15:48,749 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 13:15:48,749 INFO L225 Difference]: With dead ends: 17 [2018-04-11 13:15:48,749 INFO L226 Difference]: Without dead ends: 0 [2018-04-11 13:15:48,750 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=47, Invalid=109, Unknown=0, NotChecked=0, Total=156 [2018-04-11 13:15:48,750 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-04-11 13:15:48,750 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-04-11 13:15:48,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-04-11 13:15:48,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-04-11 13:15:48,750 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 17 [2018-04-11 13:15:48,750 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 13:15:48,750 INFO L459 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-04-11 13:15:48,750 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-04-11 13:15:48,750 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-04-11 13:15:48,750 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-04-11 13:15:48,753 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 11.04 01:15:48 BoogieIcfgContainer [2018-04-11 13:15:48,753 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-04-11 13:15:48,753 INFO L168 Benchmark]: Toolchain (without parser) took 1353.55 ms. Allocated memory was 400.6 MB in the beginning and 614.5 MB in the end (delta: 213.9 MB). Free memory was 334.7 MB in the beginning and 453.4 MB in the end (delta: -118.6 MB). Peak memory consumption was 95.3 MB. Max. memory is 5.3 GB. [2018-04-11 13:15:48,754 INFO L168 Benchmark]: CDTParser took 0.13 ms. Allocated memory is still 400.6 MB. Free memory is still 360.7 MB. There was no memory consumed. Max. memory is 5.3 GB. [2018-04-11 13:15:48,754 INFO L168 Benchmark]: CACSL2BoogieTranslator took 244.47 ms. Allocated memory is still 400.6 MB. Free memory was 334.7 MB in the beginning and 310.9 MB in the end (delta: 23.9 MB). Peak memory consumption was 23.9 MB. Max. memory is 5.3 GB. [2018-04-11 13:15:48,756 INFO L168 Benchmark]: Boogie Preprocessor took 33.86 ms. Allocated memory is still 400.6 MB. Free memory was 310.9 MB in the beginning and 309.5 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 5.3 GB. [2018-04-11 13:15:48,757 INFO L168 Benchmark]: RCFGBuilder took 317.04 ms. Allocated memory was 400.6 MB in the beginning and 614.5 MB in the end (delta: 213.9 MB). Free memory was 308.2 MB in the beginning and 561.8 MB in the end (delta: -253.6 MB). Peak memory consumption was 29.6 MB. Max. memory is 5.3 GB. [2018-04-11 13:15:48,757 INFO L168 Benchmark]: TraceAbstraction took 755.72 ms. Allocated memory is still 614.5 MB. Free memory was 561.8 MB in the beginning and 453.4 MB in the end (delta: 108.5 MB). Peak memory consumption was 108.5 MB. Max. memory is 5.3 GB. [2018-04-11 13:15:48,758 INFO L344 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13 ms. Allocated memory is still 400.6 MB. Free memory is still 360.7 MB. There was no memory consumed. Max. memory is 5.3 GB. * CACSL2BoogieTranslator took 244.47 ms. Allocated memory is still 400.6 MB. Free memory was 334.7 MB in the beginning and 310.9 MB in the end (delta: 23.9 MB). Peak memory consumption was 23.9 MB. Max. memory is 5.3 GB. * Boogie Preprocessor took 33.86 ms. Allocated memory is still 400.6 MB. Free memory was 310.9 MB in the beginning and 309.5 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 5.3 GB. * RCFGBuilder took 317.04 ms. Allocated memory was 400.6 MB in the beginning and 614.5 MB in the end (delta: 213.9 MB). Free memory was 308.2 MB in the beginning and 561.8 MB in the end (delta: -253.6 MB). Peak memory consumption was 29.6 MB. Max. memory is 5.3 GB. * TraceAbstraction took 755.72 ms. Allocated memory is still 614.5 MB. Free memory was 561.8 MB in the beginning and 453.4 MB in the end (delta: 108.5 MB). Peak memory consumption was 108.5 MB. Max. memory is 5.3 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 631]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 630]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 619]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - PositiveResult [Line: 629]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 631]: free always succeeds For all program executions holds that free always succeeds at this location - PositiveResult [Line: 631]: free always succeeds For all program executions holds that free always succeeds at this location - PositiveResult [Line: 630]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 631]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 629]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - AllSpecificationsHoldResult: All specifications hold 9 specifications checked. All of them hold - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 29 locations, 9 error locations. SAFE Result, 0.7s OverallTime, 5 OverallIterations, 1 TraceHistogramMax, 0.2s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 58 SDtfs, 57 SDslu, 70 SDs, 0 SdLazy, 116 SolverSat, 18 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 34 GetRequests, 9 SyntacticMatches, 1 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=29occurred 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, 5 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 56 NumberOfCodeBlocks, 56 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 51 ConstructedInterpolants, 0 QuantifiedInterpolants, 3182 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Written .csv to /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/test-0158_true-valid-memsafety_true-termination.i_svcomp-DerefFreeMemtrack-32bit-Automizer_SmtInterpol_Array.epf_AutomizerC.xml/Csv-Benchmark-0-2018-04-11_13-15-48-763.csv Written .csv to /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/test-0158_true-valid-memsafety_true-termination.i_svcomp-DerefFreeMemtrack-32bit-Automizer_SmtInterpol_Array.epf_AutomizerC.xml/Csv-TraceAbstractionBenchmarks-0-2018-04-11_13-15-48-763.csv Received shutdown request...