java -ea -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-fa1c628-m [2019-01-31 15:27:41,690 INFO L170 SettingsManager]: Resetting all preferences to default values... [2019-01-31 15:27:41,692 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2019-01-31 15:27:41,703 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-01-31 15:27:41,704 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-01-31 15:27:41,705 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-01-31 15:27:41,706 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-01-31 15:27:41,708 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2019-01-31 15:27:41,710 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-01-31 15:27:41,710 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-01-31 15:27:41,711 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... 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[2019-01-31 15:27:41,749 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 [2019-01-31 15:27:41,771 INFO L110 SettingsManager]: Loading preferences was successful [2019-01-31 15:27:41,771 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2019-01-31 15:27:41,772 INFO L131 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2019-01-31 15:27:41,772 INFO L133 SettingsManager]: * Show backtranslation warnings=false [2019-01-31 15:27:41,772 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-01-31 15:27:41,772 INFO L133 SettingsManager]: * User list type=DISABLED [2019-01-31 15:27:41,772 INFO L133 SettingsManager]: * Inline calls to unimplemented procedures=true [2019-01-31 15:27:41,773 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-01-31 15:27:41,773 INFO L133 SettingsManager]: * Explicit value domain=true [2019-01-31 15:27:41,773 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-01-31 15:27:41,773 INFO L133 SettingsManager]: * Octagon Domain=false [2019-01-31 15:27:41,773 INFO L133 SettingsManager]: * Abstract domain=ArrayDomain [2019-01-31 15:27:41,774 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-01-31 15:27:41,776 INFO L133 SettingsManager]: * Interval Domain=false [2019-01-31 15:27:41,777 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-01-31 15:27:41,777 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2019-01-31 15:27:41,778 INFO L133 SettingsManager]: * Use SBE=true [2019-01-31 15:27:41,779 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-01-31 15:27:41,780 INFO L133 SettingsManager]: * sizeof long=4 [2019-01-31 15:27:41,780 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2019-01-31 15:27:41,780 INFO L133 SettingsManager]: * sizeof POINTER=4 [2019-01-31 15:27:41,780 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2019-01-31 15:27:41,780 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-01-31 15:27:41,781 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-01-31 15:27:41,781 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-01-31 15:27:41,781 INFO L133 SettingsManager]: * sizeof long double=12 [2019-01-31 15:27:41,781 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2019-01-31 15:27:41,782 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-01-31 15:27:41,782 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-01-31 15:27:41,782 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-01-31 15:27:41,782 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2019-01-31 15:27:41,782 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:8092 -smt2 -in -t:10000 [2019-01-31 15:27:41,783 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-01-31 15:27:41,783 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-01-31 15:27:41,783 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-01-31 15:27:41,783 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-01-31 15:27:41,783 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-01-31 15:27:41,783 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:8092 -smt2 -in [2019-01-31 15:27:41,784 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-01-31 15:27:41,784 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-01-31 15:27:41,817 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-01-31 15:27:41,829 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-01-31 15:27:41,832 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-01-31 15:27:41,834 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-01-31 15:27:41,834 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2019-01-31 15:27:41,835 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/vogal.i_5.bpl [2019-01-31 15:27:41,835 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/vogal.i_5.bpl' [2019-01-31 15:27:41,878 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-01-31 15:27:41,880 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-01-31 15:27:41,881 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-01-31 15:27:41,881 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-01-31 15:27:41,881 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2019-01-31 15:27:41,897 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 31.01 03:27:41" (1/1) ... [2019-01-31 15:27:41,909 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 31.01 03:27:41" (1/1) ... [2019-01-31 15:27:41,917 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-01-31 15:27:41,917 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-01-31 15:27:41,918 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-01-31 15:27:41,918 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2019-01-31 15:27:41,929 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "vogal.i_5.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 31.01 03:27:41" (1/1) ... [2019-01-31 15:27:41,929 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "vogal.i_5.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 31.01 03:27:41" (1/1) ... [2019-01-31 15:27:41,931 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "vogal.i_5.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 31.01 03:27:41" (1/1) ... [2019-01-31 15:27:41,931 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "vogal.i_5.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 31.01 03:27:41" (1/1) ... [2019-01-31 15:27:41,936 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "vogal.i_5.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 31.01 03:27:41" (1/1) ... [2019-01-31 15:27:41,938 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "vogal.i_5.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 31.01 03:27:41" (1/1) ... [2019-01-31 15:27:41,939 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "vogal.i_5.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 31.01 03:27:41" (1/1) ... [2019-01-31 15:27:41,941 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-01-31 15:27:41,942 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-01-31 15:27:41,942 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-01-31 15:27:41,942 INFO L276 PluginConnector]: RCFGBuilder initialized [2019-01-31 15:27:41,943 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "vogal.i_5.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 31.01 03:27:41" (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:8092 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:8092 -smt2 -in -t:10000 [2019-01-31 15:27:42,016 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-01-31 15:27:42,017 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-01-31 15:27:42,560 INFO L695 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2019-01-31 15:27:42,562 INFO L281 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-01-31 15:27:42,562 INFO L286 CfgBuilder]: Removed 5 assue(true) statements. [2019-01-31 15:27:42,563 INFO L202 PluginConnector]: Adding new model vogal.i_5.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.01 03:27:42 BoogieIcfgContainer [2019-01-31 15:27:42,563 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-01-31 15:27:42,564 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2019-01-31 15:27:42,564 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2019-01-31 15:27:42,564 INFO L276 PluginConnector]: Abstract Interpretation initialized [2019-01-31 15:27:42,565 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 31.01 03:27:42" (1/1) ... [2019-01-31 15:27:42,597 INFO L101 FixpointEngine]: Starting fixpoint engine with domain ArrayDomain (maxUnwinding=3, maxParallelStates=2) [2019-01-31 15:27:54,221 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2019-01-31 15:27:54,238 INFO L272 AbstractInterpreter]: Visited 11 different actions 57 times. Merged at 9 different actions 25 times. Widened at 5 different actions 5 times. Found 16 fixpoints after 7 different actions. Largest state had 0 variables. [2019-01-31 15:27:54,241 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2019-01-31 15:27:54,242 INFO L168 Benchmark]: Toolchain (without parser) took 12363.20 ms. Allocated memory was 134.7 MB in the beginning and 298.8 MB in the end (delta: 164.1 MB). Free memory was 108.3 MB in the beginning and 190.9 MB in the end (delta: -82.6 MB). Peak memory consumption was 81.5 MB. Max. memory is 7.1 GB. [2019-01-31 15:27:54,245 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.16 ms. Allocated memory is still 134.7 MB. Free memory is still 109.6 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-01-31 15:27:54,245 INFO L168 Benchmark]: Boogie Procedure Inliner took 36.37 ms. Allocated memory is still 134.7 MB. Free memory was 108.3 MB in the beginning and 106.5 MB in the end (delta: 1.7 MB). Peak memory consumption was 1.7 MB. Max. memory is 7.1 GB. [2019-01-31 15:27:54,247 INFO L168 Benchmark]: Boogie Preprocessor took 23.98 ms. Allocated memory is still 134.7 MB. Free memory was 106.5 MB in the beginning and 105.3 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 7.1 GB. [2019-01-31 15:27:54,248 INFO L168 Benchmark]: RCFGBuilder took 621.62 ms. Allocated memory is still 134.7 MB. Free memory was 105.3 MB in the beginning and 90.4 MB in the end (delta: 14.9 MB). Peak memory consumption was 14.9 MB. Max. memory is 7.1 GB. [2019-01-31 15:27:54,249 INFO L168 Benchmark]: Abstract Interpretation took 11676.94 ms. Allocated memory was 134.7 MB in the beginning and 298.8 MB in the end (delta: 164.1 MB). Free memory was 90.4 MB in the beginning and 190.9 MB in the end (delta: -100.5 MB). Peak memory consumption was 63.6 MB. Max. memory is 7.1 GB. [2019-01-31 15:27:54,254 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - GenericResult: Assertions are enabled Assertions are enabled - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.16 ms. Allocated memory is still 134.7 MB. Free memory is still 109.6 MB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 36.37 ms. Allocated memory is still 134.7 MB. Free memory was 108.3 MB in the beginning and 106.5 MB in the end (delta: 1.7 MB). Peak memory consumption was 1.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 23.98 ms. Allocated memory is still 134.7 MB. Free memory was 106.5 MB in the beginning and 105.3 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 621.62 ms. Allocated memory is still 134.7 MB. Free memory was 105.3 MB in the beginning and 90.4 MB in the end (delta: 14.9 MB). Peak memory consumption was 14.9 MB. Max. memory is 7.1 GB. * Abstract Interpretation took 11676.94 ms. Allocated memory was 134.7 MB in the beginning and 298.8 MB in the end (delta: 164.1 MB). Free memory was 90.4 MB in the beginning and 190.9 MB in the end (delta: -100.5 MB). Peak memory consumption was 63.6 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...