java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AbstractInterpretationInline.xml -s ../../../trunk/examples/settings/ai/array-bench/reach_32bit_oct.epf -i ../../../trunk/examples/programs/20170304-DifficultPathPrograms/vogal.i_5.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-a9d37a5-m [2019-02-28 11:08:06,868 INFO L170 SettingsManager]: Resetting all preferences to default values... [2019-02-28 11:08:06,870 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2019-02-28 11:08:06,885 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-02-28 11:08:06,885 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-02-28 11:08:06,889 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-02-28 11:08:06,890 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-02-28 11:08:06,894 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2019-02-28 11:08:06,897 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-02-28 11:08:06,899 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-02-28 11:08:06,901 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-02-28 11:08:06,902 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-02-28 11:08:06,903 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-02-28 11:08:06,904 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-02-28 11:08:06,905 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-02-28 11:08:06,908 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-02-28 11:08:06,909 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-02-28 11:08:06,911 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-02-28 11:08:06,920 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2019-02-28 11:08:06,925 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-02-28 11:08:06,926 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-02-28 11:08:06,931 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-02-28 11:08:06,934 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-02-28 11:08:06,934 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-02-28 11:08:06,934 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-02-28 11:08:06,936 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-02-28 11:08:06,939 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-02-28 11:08:06,940 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-02-28 11:08:06,941 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2019-02-28 11:08:06,942 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-02-28 11:08:06,942 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2019-02-28 11:08:06,943 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... 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[2019-02-28 11:08:06,945 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/ai/array-bench/reach_32bit_oct.epf [2019-02-28 11:08:06,957 INFO L110 SettingsManager]: Loading preferences was successful [2019-02-28 11:08:06,958 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2019-02-28 11:08:06,958 INFO L131 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2019-02-28 11:08:06,959 INFO L133 SettingsManager]: * Show backtranslation warnings=false [2019-02-28 11:08:06,959 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-02-28 11:08:06,959 INFO L133 SettingsManager]: * User list type=DISABLED [2019-02-28 11:08:06,959 INFO L133 SettingsManager]: * Inline calls to unimplemented procedures=true [2019-02-28 11:08:06,960 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-02-28 11:08:06,960 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-02-28 11:08:06,960 INFO L133 SettingsManager]: * Underlying domain=OctagonDomain [2019-02-28 11:08:06,960 INFO L133 SettingsManager]: * Abstract domain=OctagonDomain [2019-02-28 11:08:06,960 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-02-28 11:08:06,960 INFO L133 SettingsManager]: * Interval Domain=false [2019-02-28 11:08:06,961 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-02-28 11:08:06,961 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2019-02-28 11:08:06,962 INFO L133 SettingsManager]: * Use SBE=true [2019-02-28 11:08:06,962 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-02-28 11:08:06,962 INFO L133 SettingsManager]: * sizeof long=4 [2019-02-28 11:08:06,962 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2019-02-28 11:08:06,962 INFO L133 SettingsManager]: * sizeof POINTER=4 [2019-02-28 11:08:06,963 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2019-02-28 11:08:06,963 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-02-28 11:08:06,963 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-02-28 11:08:06,963 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-02-28 11:08:06,963 INFO L133 SettingsManager]: * sizeof long double=12 [2019-02-28 11:08:06,964 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2019-02-28 11:08:06,964 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-02-28 11:08:06,964 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-02-28 11:08:06,964 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-02-28 11:08:06,964 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2019-02-28 11:08:06,965 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:16092 -smt2 -in -t:20000 [2019-02-28 11:08:06,965 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-02-28 11:08:06,965 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-02-28 11:08:06,965 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-02-28 11:08:06,965 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-02-28 11:08:06,966 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-02-28 11:08:06,966 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:16092 -smt2 -in [2019-02-28 11:08:06,966 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-02-28 11:08:06,966 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-02-28 11:08:06,996 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-02-28 11:08:07,008 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-02-28 11:08:07,012 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-02-28 11:08:07,014 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-02-28 11:08:07,014 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2019-02-28 11:08:07,015 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/vogal.i_5.bpl [2019-02-28 11:08:07,015 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/vogal.i_5.bpl' [2019-02-28 11:08:07,060 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-02-28 11:08:07,062 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-02-28 11:08:07,062 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-02-28 11:08:07,063 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-02-28 11:08:07,063 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2019-02-28 11:08:07,079 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "vogal.i_5.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.02 11:08:07" (1/1) ... [2019-02-28 11:08:07,091 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "vogal.i_5.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.02 11:08:07" (1/1) ... [2019-02-28 11:08:07,099 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-02-28 11:08:07,099 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-02-28 11:08:07,100 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-02-28 11:08:07,100 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2019-02-28 11:08:07,111 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "vogal.i_5.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.02 11:08:07" (1/1) ... [2019-02-28 11:08:07,111 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "vogal.i_5.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.02 11:08:07" (1/1) ... [2019-02-28 11:08:07,113 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "vogal.i_5.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.02 11:08:07" (1/1) ... [2019-02-28 11:08:07,113 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "vogal.i_5.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.02 11:08:07" (1/1) ... [2019-02-28 11:08:07,118 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "vogal.i_5.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.02 11:08:07" (1/1) ... [2019-02-28 11:08:07,120 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "vogal.i_5.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.02 11:08:07" (1/1) ... [2019-02-28 11:08:07,121 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "vogal.i_5.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.02 11:08:07" (1/1) ... [2019-02-28 11:08:07,123 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-02-28 11:08:07,124 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-02-28 11:08:07,124 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-02-28 11:08:07,124 INFO L276 PluginConnector]: RCFGBuilder initialized [2019-02-28 11:08:07,125 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "vogal.i_5.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.02 11:08:07" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:16092 -smt2 -in -t:20000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:16092 -smt2 -in -t:20000 [2019-02-28 11:08:07,196 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-02-28 11:08:07,196 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-02-28 11:08:07,581 INFO L695 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2019-02-28 11:08:07,582 INFO L281 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-02-28 11:08:07,583 INFO L286 CfgBuilder]: Removed 5 assue(true) statements. [2019-02-28 11:08:07,584 INFO L202 PluginConnector]: Adding new model vogal.i_5.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.02 11:08:07 BoogieIcfgContainer [2019-02-28 11:08:07,584 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-02-28 11:08:07,585 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2019-02-28 11:08:07,585 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2019-02-28 11:08:07,585 INFO L276 PluginConnector]: Abstract Interpretation initialized [2019-02-28 11:08:07,586 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "vogal.i_5.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.02 11:08:07" (1/1) ... [2019-02-28 11:08:07,643 INFO L101 FixpointEngine]: Starting fixpoint engine with domain OctagonDomain (maxUnwinding=3, maxParallelStates=2) [2019-02-28 11:08:07,723 WARN L79 EvaluatorLogger]: Possible loss of precision. Operator ARITHMOD has no precise implementation. [2019-02-28 11:08:11,046 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2019-02-28 11:08:11,067 INFO L272 AbstractInterpreter]: Visited 11 different actions 1297 times. Merged at 9 different actions 797 times. Widened at 8 different actions 623 times. Found 339 fixpoints after 7 different actions. Largest state had 0 variables. [2019-02-28 11:08:11,072 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2019-02-28 11:08:11,074 INFO L168 Benchmark]: Toolchain (without parser) took 4012.91 ms. Allocated memory was 135.8 MB in the beginning and 292.0 MB in the end (delta: 156.2 MB). Free memory was 110.8 MB in the beginning and 144.6 MB in the end (delta: -33.8 MB). Peak memory consumption was 122.4 MB. Max. memory is 7.1 GB. [2019-02-28 11:08:11,077 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.22 ms. Allocated memory is still 135.8 MB. Free memory is still 112.2 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-02-28 11:08:11,078 INFO L168 Benchmark]: Boogie Procedure Inliner took 36.68 ms. Allocated memory is still 135.8 MB. Free memory was 110.8 MB in the beginning and 109.0 MB in the end (delta: 1.8 MB). Peak memory consumption was 1.8 MB. Max. memory is 7.1 GB. [2019-02-28 11:08:11,080 INFO L168 Benchmark]: Boogie Preprocessor took 23.95 ms. Allocated memory is still 135.8 MB. Free memory was 109.0 MB in the beginning and 107.8 MB in the end (delta: 1.2 MB). Peak memory consumption was 1.2 MB. Max. memory is 7.1 GB. [2019-02-28 11:08:11,083 INFO L168 Benchmark]: RCFGBuilder took 460.47 ms. Allocated memory is still 135.8 MB. Free memory was 107.8 MB in the beginning and 96.6 MB in the end (delta: 11.2 MB). Peak memory consumption was 11.2 MB. Max. memory is 7.1 GB. [2019-02-28 11:08:11,084 INFO L168 Benchmark]: Abstract Interpretation took 3487.38 ms. Allocated memory was 135.8 MB in the beginning and 292.0 MB in the end (delta: 156.2 MB). Free memory was 96.6 MB in the beginning and 144.6 MB in the end (delta: -48.0 MB). Peak memory consumption was 108.3 MB. Max. memory is 7.1 GB. [2019-02-28 11:08:11,092 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.22 ms. Allocated memory is still 135.8 MB. Free memory is still 112.2 MB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 36.68 ms. Allocated memory is still 135.8 MB. Free memory was 110.8 MB in the beginning and 109.0 MB in the end (delta: 1.8 MB). Peak memory consumption was 1.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 23.95 ms. Allocated memory is still 135.8 MB. Free memory was 109.0 MB in the beginning and 107.8 MB in the end (delta: 1.2 MB). Peak memory consumption was 1.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 460.47 ms. Allocated memory is still 135.8 MB. Free memory was 107.8 MB in the beginning and 96.6 MB in the end (delta: 11.2 MB). Peak memory consumption was 11.2 MB. Max. memory is 7.1 GB. * Abstract Interpretation took 3487.38 ms. Allocated memory was 135.8 MB in the beginning and 292.0 MB in the end (delta: 156.2 MB). Free memory was 96.6 MB in the beginning and 144.6 MB in the end (delta: -48.0 MB). Peak memory consumption was 108.3 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: - UnprovableResult [Line: 102]: Unable to prove that assertion always holds Unable to prove that assertion always holds Reason: abstract domain could reach this error location. Possible FailurePath: [L24] havoc main_#res; [L25] havoc main_#t~nondet1, main_#t~post0, main_#t~post2, main_#t~post5, main_#t~post4, main_#t~post3, main_#t~post7, main_#t~post6, main_#t~post8, main_~string_entrada~5, main_~vetor_vogais~5, main_~i~5, main_~j~5, main_~cont~5, main_~tam_string~5, main_~n_caracter~5, main_~cont_aux~5; [L26] havoc main_~string_entrada~5; [L27] main_~vetor_vogais~5 := main_~vetor_vogais~5[0 := 97]; [L28] main_~vetor_vogais~5 := main_~vetor_vogais~5[1 := 65]; [L29] main_~vetor_vogais~5 := main_~vetor_vogais~5[2 := 101]; [L30] main_~vetor_vogais~5 := main_~vetor_vogais~5[3 := 69]; [L31] main_~vetor_vogais~5 := main_~vetor_vogais~5[4 := 105]; [L32] main_~vetor_vogais~5 := main_~vetor_vogais~5[5 := 73]; [L33] main_~vetor_vogais~5 := main_~vetor_vogais~5[6 := 111]; [L34] main_~vetor_vogais~5 := main_~vetor_vogais~5[7 := 79]; [L35] main_~vetor_vogais~5 := main_~vetor_vogais~5[8 := 117]; [L36] main_~vetor_vogais~5 := main_~vetor_vogais~5[9 := 85]; [L37] main_~vetor_vogais~5 := main_~vetor_vogais~5[10 := 0]; [L38] havoc main_~i~5; [L39] havoc main_~j~5; [L40] havoc main_~cont~5; [L41] havoc main_~tam_string~5; [L42] havoc main_~n_caracter~5; [L43] main_~i~5 := 0; [L51] assume !(main_~i~5 % 4294967296 < 10); [L52] main_~string_entrada~5 := main_~string_entrada~5[9 := 0]; [L53] main_~n_caracter~5 := 0; [L70] assume !(main_~string_entrada~5[main_~n_caracter~5 % 4294967296] != 0); [L71] main_~cont~5 := 0; [L72] main_~i~5 := 0; [L74] assume !(main_~i~5 % 4294967296 < main_~n_caracter~5 % 4294967296); [L75] main_~i~5 := 0; [L76] main_~cont_aux~5 := 0; [L90] assume !(main_~string_entrada~5[main_~i~5 % 4294967296] != 0); [L91] __VERIFIER_assert_#in~cond := (if main_~cont_aux~5 % 4294967296 == main_~cont~5 % 4294967296 then 1 else 0); [L92] havoc __VERIFIER_assert_~cond; [L93] __VERIFIER_assert_~cond := __VERIFIER_assert_#in~cond; [L94] assume __VERIFIER_assert_~cond == 0; [L95] assume !false; [L102] assert false; RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...