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/array.i_3.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-df3cc4e-m [2019-01-11 11:59:01,453 INFO L170 SettingsManager]: Resetting all preferences to default values... [2019-01-11 11:59:01,455 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2019-01-11 11:59:01,467 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-01-11 11:59:01,467 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-01-11 11:59:01,468 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-01-11 11:59:01,470 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-01-11 11:59:01,472 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2019-01-11 11:59:01,474 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-01-11 11:59:01,475 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-01-11 11:59:01,476 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... 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[2019-01-11 11:59:01,495 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-01-11 11:59:01,495 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-01-11 11:59:01,498 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-01-11 11:59:01,499 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-01-11 11:59:01,500 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-01-11 11:59:01,501 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2019-01-11 11:59:01,503 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-01-11 11:59:01,504 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2019-01-11 11:59:01,506 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... 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[2019-01-11 11:59:01,512 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/ai/array-bench/reach_32bit_oct.epf [2019-01-11 11:59:01,537 INFO L110 SettingsManager]: Loading preferences was successful [2019-01-11 11:59:01,538 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2019-01-11 11:59:01,539 INFO L131 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2019-01-11 11:59:01,539 INFO L133 SettingsManager]: * Show backtranslation warnings=false [2019-01-11 11:59:01,539 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-01-11 11:59:01,539 INFO L133 SettingsManager]: * User list type=DISABLED [2019-01-11 11:59:01,539 INFO L133 SettingsManager]: * Inline calls to unimplemented procedures=true [2019-01-11 11:59:01,540 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-01-11 11:59:01,540 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-01-11 11:59:01,540 INFO L133 SettingsManager]: * Underlying domain=OctagonDomain [2019-01-11 11:59:01,541 INFO L133 SettingsManager]: * Abstract domain=OctagonDomain [2019-01-11 11:59:01,541 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-01-11 11:59:01,541 INFO L133 SettingsManager]: * Interval Domain=false [2019-01-11 11:59:01,542 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-01-11 11:59:01,542 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2019-01-11 11:59:01,542 INFO L133 SettingsManager]: * Use SBE=true [2019-01-11 11:59:01,542 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-01-11 11:59:01,542 INFO L133 SettingsManager]: * sizeof long=4 [2019-01-11 11:59:01,544 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2019-01-11 11:59:01,544 INFO L133 SettingsManager]: * sizeof POINTER=4 [2019-01-11 11:59:01,545 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2019-01-11 11:59:01,545 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-01-11 11:59:01,545 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-01-11 11:59:01,546 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-01-11 11:59:01,546 INFO L133 SettingsManager]: * sizeof long double=12 [2019-01-11 11:59:01,546 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2019-01-11 11:59:01,546 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-01-11 11:59:01,547 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-01-11 11:59:01,547 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-01-11 11:59:01,548 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2019-01-11 11:59:01,548 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:8192 -smt2 -in -t:2000 [2019-01-11 11:59:01,548 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-01-11 11:59:01,549 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-01-11 11:59:01,549 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-01-11 11:59:01,549 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-01-11 11:59:01,549 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-01-11 11:59:01,549 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:8192 -smt2 -in [2019-01-11 11:59:01,549 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-01-11 11:59:01,550 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-01-11 11:59:01,583 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-01-11 11:59:01,597 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-01-11 11:59:01,601 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-01-11 11:59:01,602 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-01-11 11:59:01,602 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2019-01-11 11:59:01,603 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/array.i_3.bpl [2019-01-11 11:59:01,603 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/array.i_3.bpl' [2019-01-11 11:59:01,635 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-01-11 11:59:01,636 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-01-11 11:59:01,637 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-01-11 11:59:01,637 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-01-11 11:59:01,637 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2019-01-11 11:59:01,652 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "array.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 11.01 11:59:01" (1/1) ... [2019-01-11 11:59:01,662 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "array.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 11.01 11:59:01" (1/1) ... [2019-01-11 11:59:01,671 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-01-11 11:59:01,672 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-01-11 11:59:01,672 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-01-11 11:59:01,673 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2019-01-11 11:59:01,686 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "array.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 11.01 11:59:01" (1/1) ... [2019-01-11 11:59:01,687 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "array.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 11.01 11:59:01" (1/1) ... [2019-01-11 11:59:01,689 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "array.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 11.01 11:59:01" (1/1) ... [2019-01-11 11:59:01,689 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "array.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 11.01 11:59:01" (1/1) ... [2019-01-11 11:59:01,693 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "array.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 11.01 11:59:01" (1/1) ... [2019-01-11 11:59:01,696 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "array.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 11.01 11:59:01" (1/1) ... [2019-01-11 11:59:01,698 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "array.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 11.01 11:59:01" (1/1) ... [2019-01-11 11:59:01,699 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-01-11 11:59:01,700 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-01-11 11:59:01,700 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-01-11 11:59:01,701 INFO L276 PluginConnector]: RCFGBuilder initialized [2019-01-11 11:59:01,702 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "array.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 11.01 11:59:01" (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:8192 -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:8192 -smt2 -in -t:2000 [2019-01-11 11:59:01,773 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-01-11 11:59:01,774 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-01-11 11:59:02,023 INFO L281 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-01-11 11:59:02,023 INFO L286 CfgBuilder]: Removed 1 assue(true) statements. [2019-01-11 11:59:02,024 INFO L202 PluginConnector]: Adding new model array.i_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.01 11:59:02 BoogieIcfgContainer [2019-01-11 11:59:02,025 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-01-11 11:59:02,025 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2019-01-11 11:59:02,026 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2019-01-11 11:59:02,027 INFO L276 PluginConnector]: Abstract Interpretation initialized [2019-01-11 11:59:02,028 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "array.i_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.01 11:59:02" (1/1) ... [2019-01-11 11:59:02,089 INFO L101 FixpointEngine]: Starting fixpoint engine with domain OctagonDomain (maxUnwinding=3, maxParallelStates=2) [2019-01-11 11:59:02,166 WARN L79 EvaluatorLogger]: Possible loss of precision. Operator ARITHMOD has no precise implementation. [2019-01-11 11:59:02,383 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2019-01-11 11:59:02,404 INFO L272 AbstractInterpreter]: Visited 5 different actions 37 times. Merged at 3 different actions 24 times. Widened at 2 different actions 10 times. Found 1 fixpoints after 1 different actions. Largest state had 0 variables. [2019-01-11 11:59:02,407 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2019-01-11 11:59:02,408 INFO L168 Benchmark]: Toolchain (without parser) took 772.50 ms. Allocated memory is still 135.3 MB. Free memory was 109.3 MB in the beginning and 79.3 MB in the end (delta: 29.9 MB). Peak memory consumption was 29.9 MB. Max. memory is 7.1 GB. [2019-01-11 11:59:02,412 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.19 ms. Allocated memory is still 135.3 MB. Free memory is still 110.5 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-01-11 11:59:02,413 INFO L168 Benchmark]: Boogie Procedure Inliner took 34.94 ms. Allocated memory is still 135.3 MB. Free memory was 109.1 MB in the beginning and 107.3 MB in the end (delta: 1.7 MB). Peak memory consumption was 1.7 MB. Max. memory is 7.1 GB. [2019-01-11 11:59:02,414 INFO L168 Benchmark]: Boogie Preprocessor took 27.22 ms. Allocated memory is still 135.3 MB. Free memory was 107.3 MB in the beginning and 106.4 MB in the end (delta: 969.5 kB). Peak memory consumption was 969.5 kB. Max. memory is 7.1 GB. [2019-01-11 11:59:02,416 INFO L168 Benchmark]: RCFGBuilder took 324.45 ms. Allocated memory is still 135.3 MB. Free memory was 106.2 MB in the beginning and 96.9 MB in the end (delta: 9.3 MB). Peak memory consumption was 9.3 MB. Max. memory is 7.1 GB. [2019-01-11 11:59:02,417 INFO L168 Benchmark]: Abstract Interpretation took 381.79 ms. Allocated memory is still 135.3 MB. Free memory was 96.9 MB in the beginning and 79.3 MB in the end (delta: 17.6 MB). Peak memory consumption was 17.6 MB. Max. memory is 7.1 GB. [2019-01-11 11:59:02,422 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 0.19 ms. Allocated memory is still 135.3 MB. Free memory is still 110.5 MB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 34.94 ms. Allocated memory is still 135.3 MB. Free memory was 109.1 MB in the beginning and 107.3 MB in the end (delta: 1.7 MB). Peak memory consumption was 1.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 27.22 ms. Allocated memory is still 135.3 MB. Free memory was 107.3 MB in the beginning and 106.4 MB in the end (delta: 969.5 kB). Peak memory consumption was 969.5 kB. Max. memory is 7.1 GB. * RCFGBuilder took 324.45 ms. Allocated memory is still 135.3 MB. Free memory was 106.2 MB in the beginning and 96.9 MB in the end (delta: 9.3 MB). Peak memory consumption was 9.3 MB. Max. memory is 7.1 GB. * Abstract Interpretation took 381.79 ms. Allocated memory is still 135.3 MB. Free memory was 96.9 MB in the beginning and 79.3 MB in the end (delta: 17.6 MB). Peak memory consumption was 17.6 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: - UnprovableResult [Line: 52]: Unable to prove that assertion always holds Unable to prove that assertion always holds Reason: abstract domain could reach this error location. Possible FailurePath: [L15] havoc main_#res; [L16] havoc main_#t~nondet0, main_#t~nondet2, main_#t~post1, main_~SIZE~5, main_~j~5, main_~k~5, main_~array~5, main_~menor~5; [L17] main_~SIZE~5 := 1; [L18] havoc main_~j~5; [L19] havoc main_~k~5; [L20] havoc main_~array~5; [L21] havoc main_~menor~5; [L22] assume -2147483648 <= main_#t~nondet0 && main_#t~nondet0 <= 2147483647; [L23] main_~menor~5 := main_#t~nondet0; [L24] havoc main_#t~nondet0; [L25] main_~j~5 := 0; [L33] assume !(main_~j~5 % 4294967296 < main_~SIZE~5 % 4294967296); [L34] __VERIFIER_assert_#in~cond := (if main_~array~5[0] >= main_~menor~5 then 1 else 0); [L35] havoc __VERIFIER_assert_~cond; [L36] __VERIFIER_assert_~cond := __VERIFIER_assert_#in~cond; [L37] assume __VERIFIER_assert_~cond == 0; [L38] assume !false; [L52] assert false; RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...