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_array_compound_exp_cong.epf -i ../../../trunk/examples/programs/20170304-DifficultPathPrograms/vogal.i_5.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-a9d37a5-m [2019-02-28 11:08:24,958 INFO L170 SettingsManager]: Resetting all preferences to default values... [2019-02-28 11:08:24,959 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2019-02-28 11:08:24,971 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-02-28 11:08:24,971 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-02-28 11:08:24,973 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-02-28 11:08:24,974 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-02-28 11:08:24,976 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2019-02-28 11:08:24,977 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-02-28 11:08:24,978 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-02-28 11:08:24,979 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... 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[2019-02-28 11:08:25,022 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/ai/array-bench/reach_32bit_array_compound_exp_cong.epf [2019-02-28 11:08:25,039 INFO L110 SettingsManager]: Loading preferences was successful [2019-02-28 11:08:25,040 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2019-02-28 11:08:25,041 INFO L131 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2019-02-28 11:08:25,041 INFO L133 SettingsManager]: * Show backtranslation warnings=false [2019-02-28 11:08:25,042 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-02-28 11:08:25,042 INFO L133 SettingsManager]: * User list type=DISABLED [2019-02-28 11:08:25,042 INFO L133 SettingsManager]: * Inline calls to unimplemented procedures=true [2019-02-28 11:08:25,042 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-02-28 11:08:25,043 INFO L133 SettingsManager]: * Explicit value domain=true [2019-02-28 11:08:25,043 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-02-28 11:08:25,043 INFO L133 SettingsManager]: * Octagon Domain=false [2019-02-28 11:08:25,043 INFO L133 SettingsManager]: * Abstract domain=ArrayDomain [2019-02-28 11:08:25,043 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-02-28 11:08:25,044 INFO L133 SettingsManager]: * Interval Domain=false [2019-02-28 11:08:25,044 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-02-28 11:08:25,044 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2019-02-28 11:08:25,045 INFO L133 SettingsManager]: * Use SBE=true [2019-02-28 11:08:25,045 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-02-28 11:08:25,045 INFO L133 SettingsManager]: * sizeof long=4 [2019-02-28 11:08:25,045 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2019-02-28 11:08:25,045 INFO L133 SettingsManager]: * sizeof POINTER=4 [2019-02-28 11:08:25,045 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2019-02-28 11:08:25,046 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-02-28 11:08:25,047 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-02-28 11:08:25,047 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-02-28 11:08:25,047 INFO L133 SettingsManager]: * sizeof long double=12 [2019-02-28 11:08:25,047 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2019-02-28 11:08:25,047 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-02-28 11:08:25,048 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-02-28 11:08:25,048 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-02-28 11:08:25,048 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2019-02-28 11:08:25,048 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:16092 -smt2 -in -t:20000 [2019-02-28 11:08:25,048 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-02-28 11:08:25,049 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-02-28 11:08:25,049 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-02-28 11:08:25,049 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-02-28 11:08:25,049 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-02-28 11:08:25,049 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:16092 -smt2 -in [2019-02-28 11:08:25,049 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-02-28 11:08:25,050 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-02-28 11:08:25,084 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-02-28 11:08:25,097 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-02-28 11:08:25,100 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-02-28 11:08:25,102 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-02-28 11:08:25,103 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2019-02-28 11:08:25,103 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/vogal.i_5.bpl [2019-02-28 11:08:25,104 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/vogal.i_5.bpl' [2019-02-28 11:08:25,173 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-02-28 11:08:25,175 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-02-28 11:08:25,175 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-02-28 11:08:25,176 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-02-28 11:08:25,176 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2019-02-28 11:08:25,193 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 11:08:25" (1/1) ... [2019-02-28 11:08:25,208 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 11:08:25" (1/1) ... [2019-02-28 11:08:25,218 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-02-28 11:08:25,219 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-02-28 11:08:25,219 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-02-28 11:08:25,220 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2019-02-28 11:08:25,233 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 11:08:25" (1/1) ... [2019-02-28 11:08:25,233 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 11:08:25" (1/1) ... [2019-02-28 11:08:25,236 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 11:08:25" (1/1) ... [2019-02-28 11:08:25,236 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 11:08:25" (1/1) ... [2019-02-28 11:08:25,244 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 11:08:25" (1/1) ... [2019-02-28 11:08:25,247 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 11:08:25" (1/1) ... [2019-02-28 11:08:25,249 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 11:08:25" (1/1) ... [2019-02-28 11:08:25,251 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-02-28 11:08:25,256 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-02-28 11:08:25,256 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-02-28 11:08:25,256 INFO L276 PluginConnector]: RCFGBuilder initialized [2019-02-28 11:08:25,257 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 11:08:25" (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 11:08:25,335 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-02-28 11:08:25,336 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-02-28 11:08:25,597 INFO L695 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2019-02-28 11:08:25,599 INFO L281 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-02-28 11:08:25,599 INFO L286 CfgBuilder]: Removed 5 assue(true) statements. [2019-02-28 11:08:25,601 INFO L202 PluginConnector]: Adding new model vogal.i_5.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.02 11:08:25 BoogieIcfgContainer [2019-02-28 11:08:25,601 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-02-28 11:08:25,602 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2019-02-28 11:08:25,602 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2019-02-28 11:08:25,602 INFO L276 PluginConnector]: Abstract Interpretation initialized [2019-02-28 11:08:25,603 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 11:08:25" (1/1) ... [2019-02-28 11:08:25,679 INFO L101 FixpointEngine]: Starting fixpoint engine with domain ArrayDomain (maxUnwinding=3, maxParallelStates=2) [2019-02-28 11:08:27,290 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2019-02-28 11:08:27,311 INFO L272 AbstractInterpreter]: Visited 11 different actions 55 times. Merged at 9 different actions 24 times. Widened at 4 different actions 4 times. Found 15 fixpoints after 7 different actions. Largest state had 0 variables. [2019-02-28 11:08:27,314 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2019-02-28 11:08:27,315 INFO L168 Benchmark]: Toolchain (without parser) took 2141.93 ms. Allocated memory was 137.4 MB in the beginning and 200.3 MB in the end (delta: 62.9 MB). Free memory was 103.6 MB in the beginning and 108.8 MB in the end (delta: -5.3 MB). Peak memory consumption was 57.6 MB. Max. memory is 7.1 GB. [2019-02-28 11:08:27,319 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.63 ms. Allocated memory is still 137.4 MB. Free memory is still 105.0 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-02-28 11:08:27,321 INFO L168 Benchmark]: Boogie Procedure Inliner took 43.12 ms. Allocated memory is still 137.4 MB. Free memory was 103.6 MB in the beginning and 101.8 MB in the end (delta: 1.8 MB). Peak memory consumption was 1.8 MB. Max. memory is 7.1 GB. [2019-02-28 11:08:27,322 INFO L168 Benchmark]: Boogie Preprocessor took 36.12 ms. Allocated memory is still 137.4 MB. Free memory was 101.8 MB in the beginning and 100.6 MB in the end (delta: 1.2 MB). Peak memory consumption was 1.2 MB. Max. memory is 7.1 GB. [2019-02-28 11:08:27,324 INFO L168 Benchmark]: RCFGBuilder took 345.25 ms. Allocated memory is still 137.4 MB. Free memory was 100.6 MB in the beginning and 89.4 MB in the end (delta: 11.2 MB). Peak memory consumption was 11.2 MB. Max. memory is 7.1 GB. [2019-02-28 11:08:27,325 INFO L168 Benchmark]: Abstract Interpretation took 1712.60 ms. Allocated memory was 137.4 MB in the beginning and 200.3 MB in the end (delta: 62.9 MB). Free memory was 89.2 MB in the beginning and 108.8 MB in the end (delta: -19.6 MB). Peak memory consumption was 43.3 MB. Max. memory is 7.1 GB. [2019-02-28 11:08:27,332 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 0.63 ms. Allocated memory is still 137.4 MB. Free memory is still 105.0 MB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 43.12 ms. Allocated memory is still 137.4 MB. Free memory was 103.6 MB in the beginning and 101.8 MB in the end (delta: 1.8 MB). Peak memory consumption was 1.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 36.12 ms. Allocated memory is still 137.4 MB. Free memory was 101.8 MB in the beginning and 100.6 MB in the end (delta: 1.2 MB). Peak memory consumption was 1.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 345.25 ms. Allocated memory is still 137.4 MB. Free memory was 100.6 MB in the beginning and 89.4 MB in the end (delta: 11.2 MB). Peak memory consumption was 11.2 MB. Max. memory is 7.1 GB. * Abstract Interpretation took 1712.60 ms. Allocated memory was 137.4 MB in the beginning and 200.3 MB in the end (delta: 62.9 MB). Free memory was 89.2 MB in the beginning and 108.8 MB in the end (delta: -19.6 MB). Peak memory consumption was 43.3 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; [L56] assume !!(main_~i~5 % 4294967296 < 10); [L57] assume -128 <= main_#t~nondet1 && main_#t~nondet1 <= 127; [L58] main_~string_entrada~5 := main_~string_entrada~5[main_~i~5 % 4294967296 := main_#t~nondet1]; [L59] havoc main_#t~nondet1; [L60] main_#t~post0 := main_~i~5; [L61] main_~i~5 := main_#t~post0 + 1; [L62] havoc main_#t~post0; [L56] assume !!(main_~i~5 % 4294967296 < 10); [L57] assume -128 <= main_#t~nondet1 && main_#t~nondet1 <= 127; [L58] main_~string_entrada~5 := main_~string_entrada~5[main_~i~5 % 4294967296 := main_#t~nondet1]; [L59] havoc main_#t~nondet1; [L60] main_#t~post0 := main_~i~5; [L61] main_~i~5 := main_#t~post0 + 1; [L62] havoc main_#t~post0; [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; [L98] assume !!(main_~string_entrada~5[main_~i~5 % 4294967296] != 0); [L99] main_~j~5 := 0; [L115] assume !!(main_~j~5 % 4294967296 < 10); [L116] assume main_~string_entrada~5[main_~i~5 % 4294967296] == main_~vetor_vogais~5[main_~j~5 % 4294967296]; [L117] main_#t~post7 := main_~cont_aux~5; [L118] main_~cont_aux~5 := main_#t~post7 + 1; [L119] havoc main_#t~post7; [L120] main_#t~post6 := main_~j~5; [L121] main_~j~5 := main_#t~post6 + 1; [L122] havoc main_#t~post6; [L115] assume !!(main_~j~5 % 4294967296 < 10); [L116] assume main_~string_entrada~5[main_~i~5 % 4294967296] == main_~vetor_vogais~5[main_~j~5 % 4294967296]; [L117] main_#t~post7 := main_~cont_aux~5; [L118] main_~cont_aux~5 := main_#t~post7 + 1; [L119] havoc main_#t~post7; [L120] main_#t~post6 := main_~j~5; [L121] main_~j~5 := main_#t~post6 + 1; [L122] havoc main_#t~post6; [L109] assume !(main_~j~5 % 4294967296 < 10); [L110] main_#t~post8 := main_~i~5; [L111] main_~i~5 := main_#t~post8 + 1; [L112] havoc main_#t~post8; [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...