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_NoArray.epf -i ../../../trunk/examples/svcomp/list-properties/list_true-unreach-call_false-valid-memtrack.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-408c70d-m [2018-04-13 11:28:32,371 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-04-13 11:28:32,373 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-04-13 11:28:32,385 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-04-13 11:28:32,385 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-04-13 11:28:32,386 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-04-13 11:28:32,386 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-04-13 11:28:32,388 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-04-13 11:28:32,389 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-04-13 11:28:32,390 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-04-13 11:28:32,391 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-04-13 11:28:32,391 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-04-13 11:28:32,391 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-04-13 11:28:32,392 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-04-13 11:28:32,393 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-04-13 11:28:32,395 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-04-13 11:28:32,396 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-04-13 11:28:32,397 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-04-13 11:28:32,398 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-04-13 11:28:32,399 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-04-13 11:28:32,401 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-04-13 11:28:32,401 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-04-13 11:28:32,401 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-04-13 11:28:32,402 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-04-13 11:28:32,403 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-04-13 11:28:32,404 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-04-13 11:28:32,404 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-04-13 11:28:32,404 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-04-13 11:28:32,405 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-04-13 11:28:32,405 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-04-13 11:28:32,405 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-04-13 11:28:32,406 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_NoArray.epf [2018-04-13 11:28:32,415 INFO L110 SettingsManager]: Loading preferences was successful [2018-04-13 11:28:32,415 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-04-13 11:28:32,416 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-04-13 11:28:32,416 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-04-13 11:28:32,417 INFO L133 SettingsManager]: * Use SBE=true [2018-04-13 11:28:32,417 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-04-13 11:28:32,417 INFO L133 SettingsManager]: * sizeof long=4 [2018-04-13 11:28:32,417 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-04-13 11:28:32,417 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-04-13 11:28:32,417 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-04-13 11:28:32,417 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-04-13 11:28:32,418 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2018-04-13 11:28:32,418 INFO L133 SettingsManager]: * Bitprecise bitfields=true [2018-04-13 11:28:32,418 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-04-13 11:28:32,418 INFO L133 SettingsManager]: * sizeof long double=12 [2018-04-13 11:28:32,418 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-04-13 11:28:32,418 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-04-13 11:28:32,419 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-04-13 11:28:32,419 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-04-13 11:28:32,419 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-04-13 11:28:32,419 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-04-13 11:28:32,419 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-04-13 11:28:32,419 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-04-13 11:28:32,419 INFO L133 SettingsManager]: * Trace refinement strategy=SMTINTERPOL Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Bitprecise bitfields -> false [2018-04-13 11:28:32,448 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-04-13 11:28:32,460 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Parser(s) successfully (re)initialized [2018-04-13 11:28:32,463 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-04-13 11:28:32,465 INFO L271 PluginConnector]: Initializing CDTParser... [2018-04-13 11:28:32,465 INFO L276 PluginConnector]: CDTParser initialized [2018-04-13 11:28:32,466 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/list-properties/list_true-unreach-call_false-valid-memtrack.i [2018-04-13 11:28:32,751 INFO L225 CDTParser]: Created temporary CDT project at /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/data/FLAGb51676745 [2018-04-13 11:28:32,876 INFO L287 CDTParser]: IsIndexed: true [2018-04-13 11:28:32,876 INFO L288 CDTParser]: Found 1 translation units. [2018-04-13 11:28:32,877 INFO L168 CDTParser]: Scanning list_true-unreach-call_false-valid-memtrack.i [2018-04-13 11:28:32,885 INFO L210 ultiparseSymbolTable]: Include resolver: [2018-04-13 11:28:32,886 INFO L215 ultiparseSymbolTable]: [2018-04-13 11:28:32,886 INFO L218 ultiparseSymbolTable]: Function table: [2018-04-13 11:28:32,886 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_flist_true_unreach_call_false_valid_memtrack_i__exit ('exit') in list_true-unreach-call_false-valid-memtrack.i [2018-04-13 11:28:32,886 INFO L221 ultiparseSymbolTable]: Function definition of null ('main') in list_true-unreach-call_false-valid-memtrack.i [2018-04-13 11:28:32,886 INFO L227 ultiparseSymbolTable]: Global variable table: [2018-04-13 11:28:32,886 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_true_unreach_call_false_valid_memtrack_i__u_int16_t in list_true-unreach-call_false-valid-memtrack.i [2018-04-13 11:28:32,886 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_true_unreach_call_false_valid_memtrack_i____daddr_t in list_true-unreach-call_false-valid-memtrack.i [2018-04-13 11:28:32,886 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_true_unreach_call_false_valid_memtrack_i__clockid_t in list_true-unreach-call_false-valid-memtrack.i [2018-04-13 11:28:32,886 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_true_unreach_call_false_valid_memtrack_i__fsid_t in list_true-unreach-call_false-valid-memtrack.i [2018-04-13 11:28:32,887 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_true_unreach_call_false_valid_memtrack_i__quad_t in list_true-unreach-call_false-valid-memtrack.i [2018-04-13 11:28:32,887 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_true_unreach_call_false_valid_memtrack_i__pthread_spinlock_t in list_true-unreach-call_false-valid-memtrack.i [2018-04-13 11:28:32,887 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_true_unreach_call_false_valid_memtrack_i____uint8_t in list_true-unreach-call_false-valid-memtrack.i [2018-04-13 11:28:32,887 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_true_unreach_call_false_valid_memtrack_i__pthread_cond_t in list_true-unreach-call_false-valid-memtrack.i [2018-04-13 11:28:32,887 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_true_unreach_call_false_valid_memtrack_i____key_t in list_true-unreach-call_false-valid-memtrack.i [2018-04-13 11:28:32,887 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_true_unreach_call_false_valid_memtrack_i____blkcnt_t in list_true-unreach-call_false-valid-memtrack.i [2018-04-13 11:28:32,887 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_true_unreach_call_false_valid_memtrack_i__dev_t in list_true-unreach-call_false-valid-memtrack.i [2018-04-13 11:28:32,887 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_true_unreach_call_false_valid_memtrack_i____clock_t in list_true-unreach-call_false-valid-memtrack.i [2018-04-13 11:28:32,887 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_true_unreach_call_false_valid_memtrack_i____WAIT_STATUS in list_true-unreach-call_false-valid-memtrack.i [2018-04-13 11:28:32,887 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_true_unreach_call_false_valid_memtrack_i__ushort in list_true-unreach-call_false-valid-memtrack.i [2018-04-13 11:28:32,888 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_true_unreach_call_false_valid_memtrack_i__pthread_condattr_t in list_true-unreach-call_false-valid-memtrack.i [2018-04-13 11:28:32,888 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_true_unreach_call_false_valid_memtrack_i__loff_t in list_true-unreach-call_false-valid-memtrack.i [2018-04-13 11:28:32,888 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_true_unreach_call_false_valid_memtrack_i__id_t in list_true-unreach-call_false-valid-memtrack.i [2018-04-13 11:28:32,888 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_true_unreach_call_false_valid_memtrack_i__int64_t in list_true-unreach-call_false-valid-memtrack.i [2018-04-13 11:28:32,888 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_true_unreach_call_false_valid_memtrack_i__uint in list_true-unreach-call_false-valid-memtrack.i [2018-04-13 11:28:32,888 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_true_unreach_call_false_valid_memtrack_i____ino_t in list_true-unreach-call_false-valid-memtrack.i [2018-04-13 11:28:32,888 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_true_unreach_call_false_valid_memtrack_i____ino64_t in list_true-unreach-call_false-valid-memtrack.i [2018-04-13 11:28:32,888 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_true_unreach_call_false_valid_memtrack_i____sigset_t in list_true-unreach-call_false-valid-memtrack.i [2018-04-13 11:28:32,888 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_true_unreach_call_false_valid_memtrack_i____pid_t in list_true-unreach-call_false-valid-memtrack.i [2018-04-13 11:28:32,888 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_true_unreach_call_false_valid_memtrack_i____int64_t in list_true-unreach-call_false-valid-memtrack.i [2018-04-13 11:28:32,889 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_true_unreach_call_false_valid_memtrack_i____quad_t in list_true-unreach-call_false-valid-memtrack.i [2018-04-13 11:28:32,889 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_true_unreach_call_false_valid_memtrack_i____u_quad_t in list_true-unreach-call_false-valid-memtrack.i [2018-04-13 11:28:32,889 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_true_unreach_call_false_valid_memtrack_i__wchar_t in list_true-unreach-call_false-valid-memtrack.i [2018-04-13 11:28:32,889 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_true_unreach_call_false_valid_memtrack_i__pthread_barrier_t in list_true-unreach-call_false-valid-memtrack.i [2018-04-13 11:28:32,889 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_true_unreach_call_false_valid_memtrack_i____u_int in list_true-unreach-call_false-valid-memtrack.i [2018-04-13 11:28:32,889 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_true_unreach_call_false_valid_memtrack_i____useconds_t in list_true-unreach-call_false-valid-memtrack.i [2018-04-13 11:28:32,889 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_true_unreach_call_false_valid_memtrack_i__pthread_attr_t in list_true-unreach-call_false-valid-memtrack.i [2018-04-13 11:28:32,889 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_true_unreach_call_false_valid_memtrack_i____clockid_t in list_true-unreach-call_false-valid-memtrack.i [2018-04-13 11:28:32,889 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_true_unreach_call_false_valid_memtrack_i__sigset_t in list_true-unreach-call_false-valid-memtrack.i [2018-04-13 11:28:32,889 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_true_unreach_call_false_valid_memtrack_i__ssize_t in list_true-unreach-call_false-valid-memtrack.i [2018-04-13 11:28:32,890 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_true_unreach_call_false_valid_memtrack_i____off64_t in list_true-unreach-call_false-valid-memtrack.i [2018-04-13 11:28:32,890 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_true_unreach_call_false_valid_memtrack_i____fsblkcnt64_t in list_true-unreach-call_false-valid-memtrack.i [2018-04-13 11:28:32,890 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_true_unreach_call_false_valid_memtrack_i____off_t in list_true-unreach-call_false-valid-memtrack.i [2018-04-13 11:28:32,890 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_true_unreach_call_false_valid_memtrack_i__nlink_t in list_true-unreach-call_false-valid-memtrack.i [2018-04-13 11:28:32,890 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_true_unreach_call_false_valid_memtrack_i____gid_t in list_true-unreach-call_false-valid-memtrack.i [2018-04-13 11:28:32,890 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_true_unreach_call_false_valid_memtrack_i____fd_mask in list_true-unreach-call_false-valid-memtrack.i [2018-04-13 11:28:32,890 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_true_unreach_call_false_valid_memtrack_i____timer_t in list_true-unreach-call_false-valid-memtrack.i [2018-04-13 11:28:32,890 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_true_unreach_call_false_valid_memtrack_i____uid_t in list_true-unreach-call_false-valid-memtrack.i [2018-04-13 11:28:32,890 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_true_unreach_call_false_valid_memtrack_i__fsfilcnt_t in list_true-unreach-call_false-valid-memtrack.i [2018-04-13 11:28:32,890 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_true_unreach_call_false_valid_memtrack_i__pthread_t in list_true-unreach-call_false-valid-memtrack.i [2018-04-13 11:28:32,891 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_true_unreach_call_false_valid_memtrack_i____id_t in list_true-unreach-call_false-valid-memtrack.i [2018-04-13 11:28:32,891 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_true_unreach_call_false_valid_memtrack_i__pthread_rwlockattr_t in list_true-unreach-call_false-valid-memtrack.i [2018-04-13 11:28:32,891 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_true_unreach_call_false_valid_memtrack_i____blkcnt64_t in list_true-unreach-call_false-valid-memtrack.i [2018-04-13 11:28:32,891 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_true_unreach_call_false_valid_memtrack_i__u_int8_t in list_true-unreach-call_false-valid-memtrack.i [2018-04-13 11:28:32,891 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_true_unreach_call_false_valid_memtrack_i__fd_mask in list_true-unreach-call_false-valid-memtrack.i [2018-04-13 11:28:32,891 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_true_unreach_call_false_valid_memtrack_i____uint64_t in list_true-unreach-call_false-valid-memtrack.i [2018-04-13 11:28:32,891 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_true_unreach_call_false_valid_memtrack_i__int32_t in list_true-unreach-call_false-valid-memtrack.i [2018-04-13 11:28:32,891 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_true_unreach_call_false_valid_memtrack_i__u_int32_t in list_true-unreach-call_false-valid-memtrack.i [2018-04-13 11:28:32,891 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_true_unreach_call_false_valid_memtrack_i____sig_atomic_t in list_true-unreach-call_false-valid-memtrack.i [2018-04-13 11:28:32,891 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_true_unreach_call_false_valid_memtrack_i____nlink_t in list_true-unreach-call_false-valid-memtrack.i [2018-04-13 11:28:32,891 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_true_unreach_call_false_valid_memtrack_i__key_t in list_true-unreach-call_false-valid-memtrack.i [2018-04-13 11:28:32,892 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_true_unreach_call_false_valid_memtrack_i__timer_t in list_true-unreach-call_false-valid-memtrack.i [2018-04-13 11:28:32,892 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_true_unreach_call_false_valid_memtrack_i____ssize_t in list_true-unreach-call_false-valid-memtrack.i [2018-04-13 11:28:32,892 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_true_unreach_call_false_valid_memtrack_i__mode_t in list_true-unreach-call_false-valid-memtrack.i [2018-04-13 11:28:32,892 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_true_unreach_call_false_valid_memtrack_i____rlim_t in list_true-unreach-call_false-valid-memtrack.i [2018-04-13 11:28:32,892 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_true_unreach_call_false_valid_memtrack_i__u_int in list_true-unreach-call_false-valid-memtrack.i [2018-04-13 11:28:32,892 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_true_unreach_call_false_valid_memtrack_i__fsblkcnt_t in list_true-unreach-call_false-valid-memtrack.i [2018-04-13 11:28:32,892 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_true_unreach_call_false_valid_memtrack_i____int32_t in list_true-unreach-call_false-valid-memtrack.i [2018-04-13 11:28:32,892 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_true_unreach_call_false_valid_memtrack_i__div_t in list_true-unreach-call_false-valid-memtrack.i [2018-04-13 11:28:32,892 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_true_unreach_call_false_valid_memtrack_i____fsfilcnt_t in list_true-unreach-call_false-valid-memtrack.i [2018-04-13 11:28:32,892 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_true_unreach_call_false_valid_memtrack_i____rlim64_t in list_true-unreach-call_false-valid-memtrack.i [2018-04-13 11:28:32,893 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_true_unreach_call_false_valid_memtrack_i____suseconds_t in list_true-unreach-call_false-valid-memtrack.i [2018-04-13 11:28:32,893 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_true_unreach_call_false_valid_memtrack_i____time_t in list_true-unreach-call_false-valid-memtrack.i [2018-04-13 11:28:32,893 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_true_unreach_call_false_valid_memtrack_i__pthread_mutexattr_t in list_true-unreach-call_false-valid-memtrack.i [2018-04-13 11:28:32,893 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_true_unreach_call_false_valid_memtrack_i__caddr_t in list_true-unreach-call_false-valid-memtrack.i [2018-04-13 11:28:32,893 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_true_unreach_call_false_valid_memtrack_i____mode_t in list_true-unreach-call_false-valid-memtrack.i [2018-04-13 11:28:32,893 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_true_unreach_call_false_valid_memtrack_i____fsblkcnt_t in list_true-unreach-call_false-valid-memtrack.i [2018-04-13 11:28:32,893 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_true_unreach_call_false_valid_memtrack_i__blksize_t in list_true-unreach-call_false-valid-memtrack.i [2018-04-13 11:28:32,893 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_true_unreach_call_false_valid_memtrack_i__int8_t in list_true-unreach-call_false-valid-memtrack.i [2018-04-13 11:28:32,893 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_true_unreach_call_false_valid_memtrack_i__int16_t in list_true-unreach-call_false-valid-memtrack.i [2018-04-13 11:28:32,893 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_true_unreach_call_false_valid_memtrack_i__pthread_key_t in list_true-unreach-call_false-valid-memtrack.i [2018-04-13 11:28:32,893 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_true_unreach_call_false_valid_memtrack_i____u_char in list_true-unreach-call_false-valid-memtrack.i [2018-04-13 11:28:32,893 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_true_unreach_call_false_valid_memtrack_i__ino_t in list_true-unreach-call_false-valid-memtrack.i [2018-04-13 11:28:32,893 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_true_unreach_call_false_valid_memtrack_i__size_t in list_true-unreach-call_false-valid-memtrack.i [2018-04-13 11:28:32,894 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_true_unreach_call_false_valid_memtrack_i____uint32_t in list_true-unreach-call_false-valid-memtrack.i [2018-04-13 11:28:32,894 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_true_unreach_call_false_valid_memtrack_i____intptr_t in list_true-unreach-call_false-valid-memtrack.i [2018-04-13 11:28:32,894 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_true_unreach_call_false_valid_memtrack_i____fsfilcnt64_t in list_true-unreach-call_false-valid-memtrack.i [2018-04-13 11:28:32,894 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_true_unreach_call_false_valid_memtrack_i__pthread_mutex_t in list_true-unreach-call_false-valid-memtrack.i [2018-04-13 11:28:32,894 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_true_unreach_call_false_valid_memtrack_i__List in list_true-unreach-call_false-valid-memtrack.i [2018-04-13 11:28:32,894 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_true_unreach_call_false_valid_memtrack_i__off_t in list_true-unreach-call_false-valid-memtrack.i [2018-04-13 11:28:32,894 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_true_unreach_call_false_valid_memtrack_i__time_t in list_true-unreach-call_false-valid-memtrack.i [2018-04-13 11:28:32,894 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_true_unreach_call_false_valid_memtrack_i__pthread_rwlock_t in list_true-unreach-call_false-valid-memtrack.i [2018-04-13 11:28:32,894 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_true_unreach_call_false_valid_memtrack_i____socklen_t in list_true-unreach-call_false-valid-memtrack.i [2018-04-13 11:28:32,894 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_true_unreach_call_false_valid_memtrack_i__lldiv_t in list_true-unreach-call_false-valid-memtrack.i [2018-04-13 11:28:32,894 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_true_unreach_call_false_valid_memtrack_i____pthread_list_t in list_true-unreach-call_false-valid-memtrack.i [2018-04-13 11:28:32,894 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_true_unreach_call_false_valid_memtrack_i__pthread_barrierattr_t in list_true-unreach-call_false-valid-memtrack.i [2018-04-13 11:28:32,895 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_true_unreach_call_false_valid_memtrack_i__uid_t in list_true-unreach-call_false-valid-memtrack.i [2018-04-13 11:28:32,895 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_true_unreach_call_false_valid_memtrack_i__register_t in list_true-unreach-call_false-valid-memtrack.i [2018-04-13 11:28:32,895 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_true_unreach_call_false_valid_memtrack_i____int8_t in list_true-unreach-call_false-valid-memtrack.i [2018-04-13 11:28:32,895 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_true_unreach_call_false_valid_memtrack_i__blkcnt_t in list_true-unreach-call_false-valid-memtrack.i [2018-04-13 11:28:32,895 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_true_unreach_call_false_valid_memtrack_i__ulong in list_true-unreach-call_false-valid-memtrack.i [2018-04-13 11:28:32,895 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_true_unreach_call_false_valid_memtrack_i__u_char in list_true-unreach-call_false-valid-memtrack.i [2018-04-13 11:28:32,895 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_true_unreach_call_false_valid_memtrack_i____int16_t in list_true-unreach-call_false-valid-memtrack.i [2018-04-13 11:28:32,895 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_true_unreach_call_false_valid_memtrack_i____swblk_t in list_true-unreach-call_false-valid-memtrack.i [2018-04-13 11:28:32,895 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_true_unreach_call_false_valid_memtrack_i____u_long in list_true-unreach-call_false-valid-memtrack.i [2018-04-13 11:28:32,895 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_true_unreach_call_false_valid_memtrack_i__ldiv_t in list_true-unreach-call_false-valid-memtrack.i [2018-04-13 11:28:32,895 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_true_unreach_call_false_valid_memtrack_i__pthread_once_t in list_true-unreach-call_false-valid-memtrack.i [2018-04-13 11:28:32,896 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_true_unreach_call_false_valid_memtrack_i__gid_t in list_true-unreach-call_false-valid-memtrack.i [2018-04-13 11:28:32,896 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_true_unreach_call_false_valid_memtrack_i__u_quad_t in list_true-unreach-call_false-valid-memtrack.i [2018-04-13 11:28:32,896 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_true_unreach_call_false_valid_memtrack_i__u_short in list_true-unreach-call_false-valid-memtrack.i [2018-04-13 11:28:32,896 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_true_unreach_call_false_valid_memtrack_i__u_int64_t in list_true-unreach-call_false-valid-memtrack.i [2018-04-13 11:28:32,896 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_true_unreach_call_false_valid_memtrack_i____dev_t in list_true-unreach-call_false-valid-memtrack.i [2018-04-13 11:28:32,896 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_true_unreach_call_false_valid_memtrack_i____qaddr_t in list_true-unreach-call_false-valid-memtrack.i [2018-04-13 11:28:32,896 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_true_unreach_call_false_valid_memtrack_i____uint16_t in list_true-unreach-call_false-valid-memtrack.i [2018-04-13 11:28:32,896 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_true_unreach_call_false_valid_memtrack_i____fsid_t in list_true-unreach-call_false-valid-memtrack.i [2018-04-13 11:28:32,896 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_true_unreach_call_false_valid_memtrack_i____blksize_t in list_true-unreach-call_false-valid-memtrack.i [2018-04-13 11:28:32,896 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_true_unreach_call_false_valid_memtrack_i____caddr_t in list_true-unreach-call_false-valid-memtrack.i [2018-04-13 11:28:32,896 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_true_unreach_call_false_valid_memtrack_i__pid_t in list_true-unreach-call_false-valid-memtrack.i [2018-04-13 11:28:32,897 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_true_unreach_call_false_valid_memtrack_i__fd_set in list_true-unreach-call_false-valid-memtrack.i [2018-04-13 11:28:32,897 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_true_unreach_call_false_valid_memtrack_i__u_long in list_true-unreach-call_false-valid-memtrack.i [2018-04-13 11:28:32,897 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_true_unreach_call_false_valid_memtrack_i____loff_t in list_true-unreach-call_false-valid-memtrack.i [2018-04-13 11:28:32,897 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_true_unreach_call_false_valid_memtrack_i__suseconds_t in list_true-unreach-call_false-valid-memtrack.i [2018-04-13 11:28:32,897 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_true_unreach_call_false_valid_memtrack_i____u_short in list_true-unreach-call_false-valid-memtrack.i [2018-04-13 11:28:32,897 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_true_unreach_call_false_valid_memtrack_i__daddr_t in list_true-unreach-call_false-valid-memtrack.i [2018-04-13 11:28:32,897 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_true_unreach_call_false_valid_memtrack_i__clock_t in list_true-unreach-call_false-valid-memtrack.i [2018-04-13 11:28:32,911 INFO L330 CDTParser]: Deleted temporary CDT project at /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/data/FLAGb51676745 [2018-04-13 11:28:32,914 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-04-13 11:28:32,915 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-04-13 11:28:32,916 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-04-13 11:28:32,916 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-04-13 11:28:32,919 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-04-13 11:28:32,920 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.04 11:28:32" (1/1) ... [2018-04-13 11:28:32,922 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@74168c57 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.04 11:28:32, skipping insertion in model container [2018-04-13 11:28:32,922 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.04 11:28:32" (1/1) ... [2018-04-13 11:28:32,932 INFO L167 Dispatcher]: Using SV-COMP mode [2018-04-13 11:28:32,954 INFO L167 Dispatcher]: Using SV-COMP mode [2018-04-13 11:28:33,079 INFO L175 PostProcessor]: Settings: Checked method=main [2018-04-13 11:28:33,117 INFO L175 PostProcessor]: Settings: Checked method=main [2018-04-13 11:28:33,123 INFO L100 SccComputation]: Graph consists of 0 InCaSumBalls and 113 non ball SCCs. Number of states in SCCs 113. [2018-04-13 11:28:33,159 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.04 11:28:33 WrapperNode [2018-04-13 11:28:33,159 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-04-13 11:28:33,160 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-04-13 11:28:33,160 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-04-13 11:28:33,160 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-04-13 11:28:33,168 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.04 11:28:33" (1/1) ... [2018-04-13 11:28:33,168 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.04 11:28:33" (1/1) ... [2018-04-13 11:28:33,178 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.04 11:28:33" (1/1) ... [2018-04-13 11:28:33,179 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.04 11:28:33" (1/1) ... [2018-04-13 11:28:33,187 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.04 11:28:33" (1/1) ... [2018-04-13 11:28:33,192 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.04 11:28:33" (1/1) ... [2018-04-13 11:28:33,194 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.04 11:28:33" (1/1) ... [2018-04-13 11:28:33,197 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-04-13 11:28:33,198 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-04-13 11:28:33,198 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-04-13 11:28:33,198 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-04-13 11:28:33,199 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.04 11:28:33" (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 [2018-04-13 11:28:33,295 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-04-13 11:28:33,295 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-04-13 11:28:33,295 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_flist_true_unreach_call_false_valid_memtrack_i__exit [2018-04-13 11:28:33,295 INFO L136 BoogieDeclarations]: Found implementation of procedure main [2018-04-13 11:28:33,295 INFO L128 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-04-13 11:28:33,295 INFO L128 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-04-13 11:28:33,295 INFO L128 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2018-04-13 11:28:33,295 INFO L128 BoogieDeclarations]: Found specification of procedure atof [2018-04-13 11:28:33,296 INFO L128 BoogieDeclarations]: Found specification of procedure atoi [2018-04-13 11:28:33,296 INFO L128 BoogieDeclarations]: Found specification of procedure atol [2018-04-13 11:28:33,296 INFO L128 BoogieDeclarations]: Found specification of procedure atoll [2018-04-13 11:28:33,296 INFO L128 BoogieDeclarations]: Found specification of procedure strtod [2018-04-13 11:28:33,296 INFO L128 BoogieDeclarations]: Found specification of procedure strtof [2018-04-13 11:28:33,296 INFO L128 BoogieDeclarations]: Found specification of procedure strtold [2018-04-13 11:28:33,296 INFO L128 BoogieDeclarations]: Found specification of procedure strtol [2018-04-13 11:28:33,296 INFO L128 BoogieDeclarations]: Found specification of procedure strtoul [2018-04-13 11:28:33,297 INFO L128 BoogieDeclarations]: Found specification of procedure strtoq [2018-04-13 11:28:33,297 INFO L128 BoogieDeclarations]: Found specification of procedure strtouq [2018-04-13 11:28:33,297 INFO L128 BoogieDeclarations]: Found specification of procedure strtoll [2018-04-13 11:28:33,297 INFO L128 BoogieDeclarations]: Found specification of procedure strtoull [2018-04-13 11:28:33,297 INFO L128 BoogieDeclarations]: Found specification of procedure l64a [2018-04-13 11:28:33,297 INFO L128 BoogieDeclarations]: Found specification of procedure a64l [2018-04-13 11:28:33,297 INFO L128 BoogieDeclarations]: Found specification of procedure select [2018-04-13 11:28:33,297 INFO L128 BoogieDeclarations]: Found specification of procedure pselect [2018-04-13 11:28:33,297 INFO L128 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2018-04-13 11:28:33,298 INFO L128 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2018-04-13 11:28:33,298 INFO L128 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2018-04-13 11:28:33,298 INFO L128 BoogieDeclarations]: Found specification of procedure random [2018-04-13 11:28:33,298 INFO L128 BoogieDeclarations]: Found specification of procedure srandom [2018-04-13 11:28:33,298 INFO L128 BoogieDeclarations]: Found specification of procedure initstate [2018-04-13 11:28:33,298 INFO L128 BoogieDeclarations]: Found specification of procedure setstate [2018-04-13 11:28:33,298 INFO L128 BoogieDeclarations]: Found specification of procedure random_r [2018-04-13 11:28:33,298 INFO L128 BoogieDeclarations]: Found specification of procedure srandom_r [2018-04-13 11:28:33,298 INFO L128 BoogieDeclarations]: Found specification of procedure initstate_r [2018-04-13 11:28:33,299 INFO L128 BoogieDeclarations]: Found specification of procedure setstate_r [2018-04-13 11:28:33,299 INFO L128 BoogieDeclarations]: Found specification of procedure rand [2018-04-13 11:28:33,299 INFO L128 BoogieDeclarations]: Found specification of procedure srand [2018-04-13 11:28:33,299 INFO L128 BoogieDeclarations]: Found specification of procedure rand_r [2018-04-13 11:28:33,299 INFO L128 BoogieDeclarations]: Found specification of procedure drand48 [2018-04-13 11:28:33,299 INFO L128 BoogieDeclarations]: Found specification of procedure erand48 [2018-04-13 11:28:33,299 INFO L128 BoogieDeclarations]: Found specification of procedure lrand48 [2018-04-13 11:28:33,299 INFO L128 BoogieDeclarations]: Found specification of procedure nrand48 [2018-04-13 11:28:33,299 INFO L128 BoogieDeclarations]: Found specification of procedure mrand48 [2018-04-13 11:28:33,300 INFO L128 BoogieDeclarations]: Found specification of procedure jrand48 [2018-04-13 11:28:33,300 INFO L128 BoogieDeclarations]: Found specification of procedure srand48 [2018-04-13 11:28:33,300 INFO L128 BoogieDeclarations]: Found specification of procedure seed48 [2018-04-13 11:28:33,300 INFO L128 BoogieDeclarations]: Found specification of procedure lcong48 [2018-04-13 11:28:33,300 INFO L128 BoogieDeclarations]: Found specification of procedure drand48_r [2018-04-13 11:28:33,300 INFO L128 BoogieDeclarations]: Found specification of procedure erand48_r [2018-04-13 11:28:33,300 INFO L128 BoogieDeclarations]: Found specification of procedure lrand48_r [2018-04-13 11:28:33,300 INFO L128 BoogieDeclarations]: Found specification of procedure nrand48_r [2018-04-13 11:28:33,300 INFO L128 BoogieDeclarations]: Found specification of procedure mrand48_r [2018-04-13 11:28:33,301 INFO L128 BoogieDeclarations]: Found specification of procedure jrand48_r [2018-04-13 11:28:33,301 INFO L128 BoogieDeclarations]: Found specification of procedure srand48_r [2018-04-13 11:28:33,301 INFO L128 BoogieDeclarations]: Found specification of procedure seed48_r [2018-04-13 11:28:33,301 INFO L128 BoogieDeclarations]: Found specification of procedure lcong48_r [2018-04-13 11:28:33,301 INFO L128 BoogieDeclarations]: Found specification of procedure malloc [2018-04-13 11:28:33,301 INFO L128 BoogieDeclarations]: Found specification of procedure calloc [2018-04-13 11:28:33,301 INFO L128 BoogieDeclarations]: Found specification of procedure realloc [2018-04-13 11:28:33,301 INFO L128 BoogieDeclarations]: Found specification of procedure free [2018-04-13 11:28:33,301 INFO L128 BoogieDeclarations]: Found specification of procedure cfree [2018-04-13 11:28:33,301 INFO L128 BoogieDeclarations]: Found specification of procedure alloca [2018-04-13 11:28:33,302 INFO L128 BoogieDeclarations]: Found specification of procedure valloc [2018-04-13 11:28:33,302 INFO L128 BoogieDeclarations]: Found specification of procedure posix_memalign [2018-04-13 11:28:33,302 INFO L128 BoogieDeclarations]: Found specification of procedure abort [2018-04-13 11:28:33,302 INFO L128 BoogieDeclarations]: Found specification of procedure atexit [2018-04-13 11:28:33,302 INFO L128 BoogieDeclarations]: Found specification of procedure on_exit [2018-04-13 11:28:33,302 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_flist_true_unreach_call_false_valid_memtrack_i__exit [2018-04-13 11:28:33,302 INFO L128 BoogieDeclarations]: Found specification of procedure _Exit [2018-04-13 11:28:33,302 INFO L128 BoogieDeclarations]: Found specification of procedure getenv [2018-04-13 11:28:33,302 INFO L128 BoogieDeclarations]: Found specification of procedure __secure_getenv [2018-04-13 11:28:33,302 INFO L128 BoogieDeclarations]: Found specification of procedure putenv [2018-04-13 11:28:33,303 INFO L128 BoogieDeclarations]: Found specification of procedure setenv [2018-04-13 11:28:33,303 INFO L128 BoogieDeclarations]: Found specification of procedure unsetenv [2018-04-13 11:28:33,303 INFO L128 BoogieDeclarations]: Found specification of procedure clearenv [2018-04-13 11:28:33,303 INFO L128 BoogieDeclarations]: Found specification of procedure mktemp [2018-04-13 11:28:33,303 INFO L128 BoogieDeclarations]: Found specification of procedure mkstemp [2018-04-13 11:28:33,303 INFO L128 BoogieDeclarations]: Found specification of procedure mkstemps [2018-04-13 11:28:33,303 INFO L128 BoogieDeclarations]: Found specification of procedure mkdtemp [2018-04-13 11:28:33,303 INFO L128 BoogieDeclarations]: Found specification of procedure system [2018-04-13 11:28:33,303 INFO L128 BoogieDeclarations]: Found specification of procedure realpath [2018-04-13 11:28:33,303 INFO L128 BoogieDeclarations]: Found specification of procedure bsearch [2018-04-13 11:28:33,304 INFO L128 BoogieDeclarations]: Found specification of procedure qsort [2018-04-13 11:28:33,304 INFO L128 BoogieDeclarations]: Found specification of procedure abs [2018-04-13 11:28:33,304 INFO L128 BoogieDeclarations]: Found specification of procedure labs [2018-04-13 11:28:33,304 INFO L128 BoogieDeclarations]: Found specification of procedure llabs [2018-04-13 11:28:33,304 INFO L128 BoogieDeclarations]: Found specification of procedure div [2018-04-13 11:28:33,304 INFO L128 BoogieDeclarations]: Found specification of procedure ldiv [2018-04-13 11:28:33,304 INFO L128 BoogieDeclarations]: Found specification of procedure lldiv [2018-04-13 11:28:33,304 INFO L128 BoogieDeclarations]: Found specification of procedure ecvt [2018-04-13 11:28:33,304 INFO L128 BoogieDeclarations]: Found specification of procedure fcvt [2018-04-13 11:28:33,304 INFO L128 BoogieDeclarations]: Found specification of procedure gcvt [2018-04-13 11:28:33,304 INFO L128 BoogieDeclarations]: Found specification of procedure qecvt [2018-04-13 11:28:33,305 INFO L128 BoogieDeclarations]: Found specification of procedure qfcvt [2018-04-13 11:28:33,305 INFO L128 BoogieDeclarations]: Found specification of procedure qgcvt [2018-04-13 11:28:33,305 INFO L128 BoogieDeclarations]: Found specification of procedure ecvt_r [2018-04-13 11:28:33,305 INFO L128 BoogieDeclarations]: Found specification of procedure fcvt_r [2018-04-13 11:28:33,305 INFO L128 BoogieDeclarations]: Found specification of procedure qecvt_r [2018-04-13 11:28:33,305 INFO L128 BoogieDeclarations]: Found specification of procedure qfcvt_r [2018-04-13 11:28:33,305 INFO L128 BoogieDeclarations]: Found specification of procedure mblen [2018-04-13 11:28:33,305 INFO L128 BoogieDeclarations]: Found specification of procedure mbtowc [2018-04-13 11:28:33,305 INFO L128 BoogieDeclarations]: Found specification of procedure wctomb [2018-04-13 11:28:33,305 INFO L128 BoogieDeclarations]: Found specification of procedure mbstowcs [2018-04-13 11:28:33,306 INFO L128 BoogieDeclarations]: Found specification of procedure wcstombs [2018-04-13 11:28:33,306 INFO L128 BoogieDeclarations]: Found specification of procedure rpmatch [2018-04-13 11:28:33,306 INFO L128 BoogieDeclarations]: Found specification of procedure getsubopt [2018-04-13 11:28:33,306 INFO L128 BoogieDeclarations]: Found specification of procedure getloadavg [2018-04-13 11:28:33,306 INFO L128 BoogieDeclarations]: Found specification of procedure main [2018-04-13 11:28:33,306 INFO L128 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-04-13 11:28:33,306 INFO L128 BoogieDeclarations]: Found specification of procedure write~int [2018-04-13 11:28:33,306 INFO L128 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-04-13 11:28:33,306 INFO L128 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-04-13 11:28:33,306 INFO L128 BoogieDeclarations]: Found specification of procedure read~int [2018-04-13 11:28:33,307 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-04-13 11:28:33,307 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-04-13 11:28:33,307 INFO L128 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2018-04-13 11:28:33,307 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-04-13 11:28:33,617 INFO L259 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-04-13 11:28:33,617 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.04 11:28:33 BoogieIcfgContainer [2018-04-13 11:28:33,617 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-04-13 11:28:33,618 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-04-13 11:28:33,618 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-04-13 11:28:33,619 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-04-13 11:28:33,619 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.04 11:28:32" (1/3) ... [2018-04-13 11:28:33,620 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1c8241d0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.04 11:28:33, skipping insertion in model container [2018-04-13 11:28:33,620 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.04 11:28:33" (2/3) ... [2018-04-13 11:28:33,620 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1c8241d0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.04 11:28:33, skipping insertion in model container [2018-04-13 11:28:33,620 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.04 11:28:33" (3/3) ... [2018-04-13 11:28:33,621 INFO L107 eAbstractionObserver]: Analyzing ICFG list_true-unreach-call_false-valid-memtrack.i [2018-04-13 11:28:33,627 INFO L131 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-04-13 11:28:33,631 INFO L143 ceAbstractionStarter]: Appying trace abstraction to program that has 25 error locations. [2018-04-13 11:28:33,653 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2018-04-13 11:28:33,654 INFO L369 AbstractCegarLoop]: Interprodecural is true [2018-04-13 11:28:33,654 INFO L370 AbstractCegarLoop]: Hoare is false [2018-04-13 11:28:33,654 INFO L371 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-04-13 11:28:33,654 INFO L372 AbstractCegarLoop]: Backedges is TWOTRACK [2018-04-13 11:28:33,654 INFO L373 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-04-13 11:28:33,654 INFO L374 AbstractCegarLoop]: Difference is false [2018-04-13 11:28:33,654 INFO L375 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-04-13 11:28:33,654 INFO L380 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-04-13 11:28:33,654 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-04-13 11:28:33,662 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states. [2018-04-13 11:28:33,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-04-13 11:28:33,668 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 11:28:33,668 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 11:28:33,668 INFO L408 AbstractCegarLoop]: === Iteration 1 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr24EnsuresViolationMEMORY_LEAK, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr14RequiresViolation]=== [2018-04-13 11:28:33,671 INFO L82 PathProgramCache]: Analyzing trace with hash -354601385, now seen corresponding path program 1 times [2018-04-13 11:28:33,672 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-13 11:28:33,672 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-13 11:28:33,701 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 11:28:33,701 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-13 11:28:33,701 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 11:28:33,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 11:28:33,726 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 11:28:33,745 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 11:28:33,747 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-13 11:28:33,747 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-04-13 11:28:33,748 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-04-13 11:28:33,756 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-04-13 11:28:33,756 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-04-13 11:28:33,757 INFO L87 Difference]: Start difference. First operand 79 states. Second operand 2 states. [2018-04-13 11:28:33,776 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 11:28:33,776 INFO L93 Difference]: Finished difference Result 79 states and 84 transitions. [2018-04-13 11:28:33,776 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-04-13 11:28:33,777 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 12 [2018-04-13 11:28:33,778 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 11:28:33,784 INFO L225 Difference]: With dead ends: 79 [2018-04-13 11:28:33,784 INFO L226 Difference]: Without dead ends: 70 [2018-04-13 11:28:33,786 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-04-13 11:28:33,798 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 70 states. [2018-04-13 11:28:33,810 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 70 to 70. [2018-04-13 11:28:33,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 70 states. [2018-04-13 11:28:33,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 70 states and 73 transitions. [2018-04-13 11:28:33,813 INFO L78 Accepts]: Start accepts. Automaton has 70 states and 73 transitions. Word has length 12 [2018-04-13 11:28:33,813 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 11:28:33,813 INFO L459 AbstractCegarLoop]: Abstraction has 70 states and 73 transitions. [2018-04-13 11:28:33,813 INFO L460 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-04-13 11:28:33,813 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 73 transitions. [2018-04-13 11:28:33,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-04-13 11:28:33,814 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 11:28:33,814 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 11:28:33,814 INFO L408 AbstractCegarLoop]: === Iteration 2 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr24EnsuresViolationMEMORY_LEAK, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr14RequiresViolation]=== [2018-04-13 11:28:33,814 INFO L82 PathProgramCache]: Analyzing trace with hash 1891367355, now seen corresponding path program 1 times [2018-04-13 11:28:33,814 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-13 11:28:33,814 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-13 11:28:33,815 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 11:28:33,815 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-13 11:28:33,815 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 11:28:33,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 11:28:33,828 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 11:28:33,868 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 11:28:33,868 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-13 11:28:33,869 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-04-13 11:28:33,870 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-04-13 11:28:33,870 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-04-13 11:28:33,870 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-04-13 11:28:33,871 INFO L87 Difference]: Start difference. First operand 70 states and 73 transitions. Second operand 5 states. [2018-04-13 11:28:33,968 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 11:28:33,968 INFO L93 Difference]: Finished difference Result 81 states and 86 transitions. [2018-04-13 11:28:33,969 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-04-13 11:28:33,969 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 13 [2018-04-13 11:28:33,969 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 11:28:33,970 INFO L225 Difference]: With dead ends: 81 [2018-04-13 11:28:33,970 INFO L226 Difference]: Without dead ends: 81 [2018-04-13 11:28:33,970 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 [2018-04-13 11:28:33,971 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 81 states. [2018-04-13 11:28:33,973 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 81 to 76. [2018-04-13 11:28:33,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 76 states. [2018-04-13 11:28:33,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 76 states and 86 transitions. [2018-04-13 11:28:33,975 INFO L78 Accepts]: Start accepts. Automaton has 76 states and 86 transitions. Word has length 13 [2018-04-13 11:28:33,975 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 11:28:33,975 INFO L459 AbstractCegarLoop]: Abstraction has 76 states and 86 transitions. [2018-04-13 11:28:33,975 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-04-13 11:28:33,975 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 86 transitions. [2018-04-13 11:28:33,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-04-13 11:28:33,975 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 11:28:33,975 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 11:28:33,975 INFO L408 AbstractCegarLoop]: === Iteration 3 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr24EnsuresViolationMEMORY_LEAK, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr14RequiresViolation]=== [2018-04-13 11:28:33,976 INFO L82 PathProgramCache]: Analyzing trace with hash 1891367356, now seen corresponding path program 1 times [2018-04-13 11:28:33,976 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-13 11:28:33,976 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-13 11:28:33,976 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 11:28:33,976 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-13 11:28:33,976 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 11:28:33,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 11:28:33,986 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 11:28:34,037 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 11:28:34,037 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-13 11:28:34,038 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-04-13 11:28:34,038 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-04-13 11:28:34,038 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-04-13 11:28:34,038 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-04-13 11:28:34,038 INFO L87 Difference]: Start difference. First operand 76 states and 86 transitions. Second operand 5 states. [2018-04-13 11:28:34,183 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 11:28:34,183 INFO L93 Difference]: Finished difference Result 102 states and 109 transitions. [2018-04-13 11:28:34,183 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-04-13 11:28:34,184 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 13 [2018-04-13 11:28:34,184 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 11:28:34,185 INFO L225 Difference]: With dead ends: 102 [2018-04-13 11:28:34,185 INFO L226 Difference]: Without dead ends: 102 [2018-04-13 11:28:34,185 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 [2018-04-13 11:28:34,185 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 102 states. [2018-04-13 11:28:34,189 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 102 to 93. [2018-04-13 11:28:34,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 93 states. [2018-04-13 11:28:34,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 93 states and 101 transitions. [2018-04-13 11:28:34,190 INFO L78 Accepts]: Start accepts. Automaton has 93 states and 101 transitions. Word has length 13 [2018-04-13 11:28:34,191 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 11:28:34,191 INFO L459 AbstractCegarLoop]: Abstraction has 93 states and 101 transitions. [2018-04-13 11:28:34,191 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-04-13 11:28:34,191 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 101 transitions. [2018-04-13 11:28:34,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-04-13 11:28:34,191 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 11:28:34,192 INFO L355 BasicCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 11:28:34,192 INFO L408 AbstractCegarLoop]: === Iteration 4 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr24EnsuresViolationMEMORY_LEAK, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr14RequiresViolation]=== [2018-04-13 11:28:34,192 INFO L82 PathProgramCache]: Analyzing trace with hash -128864892, now seen corresponding path program 1 times [2018-04-13 11:28:34,192 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-13 11:28:34,192 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-13 11:28:34,193 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 11:28:34,193 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-13 11:28:34,193 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 11:28:34,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 11:28:34,206 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 11:28:34,268 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 11:28:34,269 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-13 11:28:34,269 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-04-13 11:28:34,269 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-04-13 11:28:34,269 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-04-13 11:28:34,269 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-04-13 11:28:34,269 INFO L87 Difference]: Start difference. First operand 93 states and 101 transitions. Second operand 7 states. [2018-04-13 11:28:34,488 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 11:28:34,489 INFO L93 Difference]: Finished difference Result 189 states and 204 transitions. [2018-04-13 11:28:34,489 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-04-13 11:28:34,489 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 23 [2018-04-13 11:28:34,489 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 11:28:34,490 INFO L225 Difference]: With dead ends: 189 [2018-04-13 11:28:34,490 INFO L226 Difference]: Without dead ends: 189 [2018-04-13 11:28:34,491 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2018-04-13 11:28:34,491 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 189 states. [2018-04-13 11:28:34,496 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 189 to 97. [2018-04-13 11:28:34,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 97 states. [2018-04-13 11:28:34,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 97 states and 108 transitions. [2018-04-13 11:28:34,497 INFO L78 Accepts]: Start accepts. Automaton has 97 states and 108 transitions. Word has length 23 [2018-04-13 11:28:34,497 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 11:28:34,497 INFO L459 AbstractCegarLoop]: Abstraction has 97 states and 108 transitions. [2018-04-13 11:28:34,498 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-04-13 11:28:34,498 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 108 transitions. [2018-04-13 11:28:34,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-04-13 11:28:34,498 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 11:28:34,498 INFO L355 BasicCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 11:28:34,499 INFO L408 AbstractCegarLoop]: === Iteration 5 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr24EnsuresViolationMEMORY_LEAK, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr14RequiresViolation]=== [2018-04-13 11:28:34,499 INFO L82 PathProgramCache]: Analyzing trace with hash -128864891, now seen corresponding path program 1 times [2018-04-13 11:28:34,499 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-13 11:28:34,499 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-13 11:28:34,500 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 11:28:34,500 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-13 11:28:34,500 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 11:28:34,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 11:28:34,514 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 11:28:34,571 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 11:28:34,572 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-13 11:28:34,572 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-04-13 11:28:34,572 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-04-13 11:28:34,572 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-04-13 11:28:34,572 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-04-13 11:28:34,573 INFO L87 Difference]: Start difference. First operand 97 states and 108 transitions. Second operand 7 states. [2018-04-13 11:28:34,813 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 11:28:34,813 INFO L93 Difference]: Finished difference Result 186 states and 204 transitions. [2018-04-13 11:28:34,814 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-04-13 11:28:34,814 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 23 [2018-04-13 11:28:34,814 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 11:28:34,814 INFO L225 Difference]: With dead ends: 186 [2018-04-13 11:28:34,815 INFO L226 Difference]: Without dead ends: 186 [2018-04-13 11:28:34,815 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=63, Invalid=119, Unknown=0, NotChecked=0, Total=182 [2018-04-13 11:28:34,815 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 186 states. [2018-04-13 11:28:34,819 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 186 to 80. [2018-04-13 11:28:34,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 80 states. [2018-04-13 11:28:34,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 80 states and 87 transitions. [2018-04-13 11:28:34,820 INFO L78 Accepts]: Start accepts. Automaton has 80 states and 87 transitions. Word has length 23 [2018-04-13 11:28:34,820 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 11:28:34,820 INFO L459 AbstractCegarLoop]: Abstraction has 80 states and 87 transitions. [2018-04-13 11:28:34,820 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-04-13 11:28:34,820 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 87 transitions. [2018-04-13 11:28:34,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-04-13 11:28:34,821 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 11:28:34,821 INFO L355 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 11:28:34,821 INFO L408 AbstractCegarLoop]: === Iteration 6 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr24EnsuresViolationMEMORY_LEAK, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr14RequiresViolation]=== [2018-04-13 11:28:34,821 INFO L82 PathProgramCache]: Analyzing trace with hash -1171419577, now seen corresponding path program 1 times [2018-04-13 11:28:34,821 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-13 11:28:34,821 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-13 11:28:34,822 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 11:28:34,822 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-13 11:28:34,822 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 11:28:34,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 11:28:34,831 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 11:28:34,872 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 11:28:34,872 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-13 11:28:34,872 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-04-13 11:28:34,873 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-04-13 11:28:34,873 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-04-13 11:28:34,873 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-04-13 11:28:34,873 INFO L87 Difference]: Start difference. First operand 80 states and 87 transitions. Second operand 6 states. [2018-04-13 11:28:34,951 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 11:28:34,951 INFO L93 Difference]: Finished difference Result 135 states and 143 transitions. [2018-04-13 11:28:34,951 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-04-13 11:28:34,952 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 24 [2018-04-13 11:28:34,952 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 11:28:34,952 INFO L225 Difference]: With dead ends: 135 [2018-04-13 11:28:34,952 INFO L226 Difference]: Without dead ends: 135 [2018-04-13 11:28:34,952 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=35, Unknown=0, NotChecked=0, Total=56 [2018-04-13 11:28:34,953 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 135 states. [2018-04-13 11:28:34,955 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 135 to 91. [2018-04-13 11:28:34,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 91 states. [2018-04-13 11:28:34,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 91 states and 100 transitions. [2018-04-13 11:28:34,955 INFO L78 Accepts]: Start accepts. Automaton has 91 states and 100 transitions. Word has length 24 [2018-04-13 11:28:34,956 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 11:28:34,956 INFO L459 AbstractCegarLoop]: Abstraction has 91 states and 100 transitions. [2018-04-13 11:28:34,956 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-04-13 11:28:34,956 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 100 transitions. [2018-04-13 11:28:34,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-04-13 11:28:34,956 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 11:28:34,956 INFO L355 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 11:28:34,956 INFO L408 AbstractCegarLoop]: === Iteration 7 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr24EnsuresViolationMEMORY_LEAK, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr14RequiresViolation]=== [2018-04-13 11:28:34,957 INFO L82 PathProgramCache]: Analyzing trace with hash -1601312960, now seen corresponding path program 1 times [2018-04-13 11:28:34,957 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-13 11:28:34,957 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-13 11:28:34,957 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 11:28:34,957 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-13 11:28:34,957 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 11:28:34,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 11:28:34,965 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 11:28:34,992 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 11:28:34,992 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-13 11:28:34,992 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-04-13 11:28:34,993 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-04-13 11:28:34,993 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-04-13 11:28:34,993 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-04-13 11:28:34,993 INFO L87 Difference]: Start difference. First operand 91 states and 100 transitions. Second operand 7 states. [2018-04-13 11:28:35,101 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 11:28:35,101 INFO L93 Difference]: Finished difference Result 125 states and 136 transitions. [2018-04-13 11:28:35,101 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-04-13 11:28:35,101 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 26 [2018-04-13 11:28:35,101 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 11:28:35,102 INFO L225 Difference]: With dead ends: 125 [2018-04-13 11:28:35,102 INFO L226 Difference]: Without dead ends: 125 [2018-04-13 11:28:35,102 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2018-04-13 11:28:35,102 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 125 states. [2018-04-13 11:28:35,105 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 125 to 89. [2018-04-13 11:28:35,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 89 states. [2018-04-13 11:28:35,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 89 states and 98 transitions. [2018-04-13 11:28:35,106 INFO L78 Accepts]: Start accepts. Automaton has 89 states and 98 transitions. Word has length 26 [2018-04-13 11:28:35,106 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 11:28:35,106 INFO L459 AbstractCegarLoop]: Abstraction has 89 states and 98 transitions. [2018-04-13 11:28:35,106 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-04-13 11:28:35,106 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 98 transitions. [2018-04-13 11:28:35,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-04-13 11:28:35,107 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 11:28:35,107 INFO L355 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 11:28:35,107 INFO L408 AbstractCegarLoop]: === Iteration 8 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr24EnsuresViolationMEMORY_LEAK, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr14RequiresViolation]=== [2018-04-13 11:28:35,108 INFO L82 PathProgramCache]: Analyzing trace with hash -1601312959, now seen corresponding path program 1 times [2018-04-13 11:28:35,108 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-13 11:28:35,108 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-13 11:28:35,109 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 11:28:35,109 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-13 11:28:35,109 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 11:28:35,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 11:28:35,117 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 11:28:35,157 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 11:28:35,157 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-13 11:28:35,157 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-04-13 11:28:35,158 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-04-13 11:28:35,158 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-04-13 11:28:35,158 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-04-13 11:28:35,158 INFO L87 Difference]: Start difference. First operand 89 states and 98 transitions. Second operand 7 states. [2018-04-13 11:28:35,302 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 11:28:35,302 INFO L93 Difference]: Finished difference Result 120 states and 133 transitions. [2018-04-13 11:28:35,302 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-04-13 11:28:35,302 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 26 [2018-04-13 11:28:35,302 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 11:28:35,303 INFO L225 Difference]: With dead ends: 120 [2018-04-13 11:28:35,303 INFO L226 Difference]: Without dead ends: 120 [2018-04-13 11:28:35,303 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=56, Invalid=100, Unknown=0, NotChecked=0, Total=156 [2018-04-13 11:28:35,304 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 120 states. [2018-04-13 11:28:35,305 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 120 to 75. [2018-04-13 11:28:35,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 75 states. [2018-04-13 11:28:35,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 75 states and 83 transitions. [2018-04-13 11:28:35,305 INFO L78 Accepts]: Start accepts. Automaton has 75 states and 83 transitions. Word has length 26 [2018-04-13 11:28:35,306 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 11:28:35,306 INFO L459 AbstractCegarLoop]: Abstraction has 75 states and 83 transitions. [2018-04-13 11:28:35,306 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-04-13 11:28:35,306 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 83 transitions. [2018-04-13 11:28:35,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-04-13 11:28:35,306 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 11:28:35,306 INFO L355 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 11:28:35,307 INFO L408 AbstractCegarLoop]: === Iteration 9 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr24EnsuresViolationMEMORY_LEAK, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr14RequiresViolation]=== [2018-04-13 11:28:35,307 INFO L82 PathProgramCache]: Analyzing trace with hash -688612107, now seen corresponding path program 1 times [2018-04-13 11:28:35,307 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-13 11:28:35,307 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-13 11:28:35,308 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 11:28:35,308 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-13 11:28:35,308 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 11:28:35,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 11:28:35,314 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 11:28:35,351 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 11:28:35,351 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-13 11:28:35,352 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-04-13 11:28:35,352 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-04-13 11:28:35,352 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-04-13 11:28:35,352 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-04-13 11:28:35,352 INFO L87 Difference]: Start difference. First operand 75 states and 83 transitions. Second operand 6 states. [2018-04-13 11:28:35,432 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 11:28:35,432 INFO L93 Difference]: Finished difference Result 103 states and 109 transitions. [2018-04-13 11:28:35,432 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-04-13 11:28:35,432 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 27 [2018-04-13 11:28:35,433 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 11:28:35,433 INFO L225 Difference]: With dead ends: 103 [2018-04-13 11:28:35,433 INFO L226 Difference]: Without dead ends: 103 [2018-04-13 11:28:35,434 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=35, Unknown=0, NotChecked=0, Total=56 [2018-04-13 11:28:35,434 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 103 states. [2018-04-13 11:28:35,436 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 103 to 78. [2018-04-13 11:28:35,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 78 states. [2018-04-13 11:28:35,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 78 states and 86 transitions. [2018-04-13 11:28:35,436 INFO L78 Accepts]: Start accepts. Automaton has 78 states and 86 transitions. Word has length 27 [2018-04-13 11:28:35,437 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 11:28:35,437 INFO L459 AbstractCegarLoop]: Abstraction has 78 states and 86 transitions. [2018-04-13 11:28:35,437 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-04-13 11:28:35,437 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 86 transitions. [2018-04-13 11:28:35,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-04-13 11:28:35,437 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 11:28:35,437 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] [2018-04-13 11:28:35,437 INFO L408 AbstractCegarLoop]: === Iteration 10 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr24EnsuresViolationMEMORY_LEAK, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr14RequiresViolation]=== [2018-04-13 11:28:35,438 INFO L82 PathProgramCache]: Analyzing trace with hash -690237224, now seen corresponding path program 1 times [2018-04-13 11:28:35,438 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-13 11:28:35,438 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-13 11:28:35,438 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 11:28:35,438 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-13 11:28:35,438 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 11:28:35,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-04-13 11:28:35,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-04-13 11:28:35,470 INFO L421 BasicCegarLoop]: Counterexample might be feasible [2018-04-13 11:28:35,480 WARN L343 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2018-04-13 11:28:35,490 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.04 11:28:35 BoogieIcfgContainer [2018-04-13 11:28:35,490 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-04-13 11:28:35,491 INFO L168 Benchmark]: Toolchain (without parser) took 2576.55 ms. Allocated memory was 404.8 MB in the beginning and 682.6 MB in the end (delta: 277.9 MB). Free memory was 336.4 MB in the beginning and 625.8 MB in the end (delta: -289.5 MB). There was no memory consumed. Max. memory is 5.3 GB. [2018-04-13 11:28:35,492 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 404.8 MB. Free memory is still 365.0 MB. There was no memory consumed. Max. memory is 5.3 GB. [2018-04-13 11:28:35,492 INFO L168 Benchmark]: CACSL2BoogieTranslator took 243.96 ms. Allocated memory is still 404.8 MB. Free memory was 336.4 MB in the beginning and 311.2 MB in the end (delta: 25.2 MB). Peak memory consumption was 25.2 MB. Max. memory is 5.3 GB. [2018-04-13 11:28:35,492 INFO L168 Benchmark]: Boogie Preprocessor took 37.83 ms. Allocated memory is still 404.8 MB. Free memory was 311.2 MB in the beginning and 308.6 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.6 MB. Max. memory is 5.3 GB. [2018-04-13 11:28:35,492 INFO L168 Benchmark]: RCFGBuilder took 419.27 ms. Allocated memory was 404.8 MB in the beginning and 615.0 MB in the end (delta: 210.2 MB). Free memory was 308.6 MB in the beginning and 544.5 MB in the end (delta: -235.9 MB). Peak memory consumption was 23.3 MB. Max. memory is 5.3 GB. [2018-04-13 11:28:35,493 INFO L168 Benchmark]: TraceAbstraction took 1872.72 ms. Allocated memory was 615.0 MB in the beginning and 682.6 MB in the end (delta: 67.6 MB). Free memory was 544.5 MB in the beginning and 625.8 MB in the end (delta: -81.4 MB). There was no memory consumed. Max. memory is 5.3 GB. [2018-04-13 11:28:35,494 INFO L344 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 404.8 MB. Free memory is still 365.0 MB. There was no memory consumed. Max. memory is 5.3 GB. * CACSL2BoogieTranslator took 243.96 ms. Allocated memory is still 404.8 MB. Free memory was 336.4 MB in the beginning and 311.2 MB in the end (delta: 25.2 MB). Peak memory consumption was 25.2 MB. Max. memory is 5.3 GB. * Boogie Preprocessor took 37.83 ms. Allocated memory is still 404.8 MB. Free memory was 311.2 MB in the beginning and 308.6 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.6 MB. Max. memory is 5.3 GB. * RCFGBuilder took 419.27 ms. Allocated memory was 404.8 MB in the beginning and 615.0 MB in the end (delta: 210.2 MB). Free memory was 308.6 MB in the beginning and 544.5 MB in the end (delta: -235.9 MB). Peak memory consumption was 23.3 MB. Max. memory is 5.3 GB. * TraceAbstraction took 1872.72 ms. Allocated memory was 615.0 MB in the beginning and 682.6 MB in the end (delta: 67.6 MB). Free memory was 544.5 MB in the beginning and 625.8 MB in the end (delta: -81.4 MB). There was no memory consumed. 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: 626]: not all allocated memory was freed not all allocated memory was freed We found a FailurePath: [L627] EXPR, FCALL malloc(sizeof(struct node)) VAL [malloc(sizeof(struct node))={10:0}] [L627] List a = (List) malloc(sizeof(struct node)); VAL [a={10:0}, malloc(sizeof(struct node))={10:0}] [L628] COND FALSE !(a == 0) VAL [a={10:0}, malloc(sizeof(struct node))={10:0}] [L629] List t; [L630] List p = a; VAL [a={10:0}, malloc(sizeof(struct node))={10:0}, p={10:0}] [L631] COND FALSE !(__VERIFIER_nondet_int()) [L638] COND FALSE !(__VERIFIER_nondet_int()) [L645] FCALL p->h = 3 VAL [a={10:0}, malloc(sizeof(struct node))={10:0}, p={10:0}] [L646] p = a VAL [a={10:0}, malloc(sizeof(struct node))={10:0}, p={10:0}] [L647] EXPR, FCALL p->h VAL [a={10:0}, malloc(sizeof(struct node))={10:0}, p={10:0}, p->h=3] [L647] COND FALSE !(p->h == 1) [L649] EXPR, FCALL p->h VAL [a={10:0}, malloc(sizeof(struct node))={10:0}, p={10:0}, p->h=3] [L649] COND FALSE !(p->h == 2) [L651] EXPR, FCALL p->h VAL [a={10:0}, malloc(sizeof(struct node))={10:0}, p={10:0}, p->h=3] [L651] COND FALSE !(p->h != 3) [L653] return 0; VAL [\result=0, a={10:0}, malloc(sizeof(struct node))={10:0}, p={10:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 81 locations, 25 error locations. UNSAFE Result, 1.8s OverallTime, 10 OverallIterations, 2 TraceHistogramMax, 1.1s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 506 SDtfs, 1036 SDslu, 1138 SDs, 0 SdLazy, 1250 SolverSat, 115 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 81 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 65 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 25 ImplicationChecksByTransitivity, 0.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=97occurred in iteration=4, 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, 9 MinimizatonAttempts, 362 StatesRemovedByMinimization, 8 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 214 NumberOfCodeBlocks, 214 NumberOfCodeBlocksAsserted, 10 NumberOfCheckSat, 178 ConstructedInterpolants, 0 QuantifiedInterpolants, 14268 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 9 InterpolantComputations, 9 PerfectInterpolantSequences, 18/18 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/list_true-unreach-call_false-valid-memtrack.i_svcomp-DerefFreeMemtrack-32bit-Automizer_SmtInterpol_NoArray.epf_AutomizerC.xml/Csv-Benchmark-0-2018-04-13_11-28-35-502.csv Written .csv to /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/list_true-unreach-call_false-valid-memtrack.i_svcomp-DerefFreeMemtrack-32bit-Automizer_SmtInterpol_NoArray.epf_AutomizerC.xml/Csv-TraceAbstractionBenchmarks-0-2018-04-13_11-28-35-502.csv Received shutdown request...