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_oct.epf -i ../../../trunk/examples/programs/20170304-DifficultPathPrograms/sum_array.i_3.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-f57a05f [2019-01-07 19:04:46,844 INFO L170 SettingsManager]: Resetting all preferences to default values... [2019-01-07 19:04:46,846 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2019-01-07 19:04:46,859 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-01-07 19:04:46,859 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-01-07 19:04:46,861 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-01-07 19:04:46,862 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-01-07 19:04:46,864 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2019-01-07 19:04:46,866 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-01-07 19:04:46,867 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-01-07 19:04:46,868 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... 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[2019-01-07 19:04:46,897 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-01-07 19:04:46,899 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-01-07 19:04:46,900 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-01-07 19:04:46,903 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-01-07 19:04:46,905 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-01-07 19:04:46,906 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2019-01-07 19:04:46,908 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-01-07 19:04:46,908 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2019-01-07 19:04:46,909 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... 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[2019-01-07 19:04:46,914 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/ai/array-bench/reach_32bit_oct.epf [2019-01-07 19:04:46,938 INFO L110 SettingsManager]: Loading preferences was successful [2019-01-07 19:04:46,938 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2019-01-07 19:04:46,940 INFO L131 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2019-01-07 19:04:46,940 INFO L133 SettingsManager]: * Show backtranslation warnings=false [2019-01-07 19:04:46,940 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-01-07 19:04:46,940 INFO L133 SettingsManager]: * User list type=DISABLED [2019-01-07 19:04:46,941 INFO L133 SettingsManager]: * Inline calls to unimplemented procedures=true [2019-01-07 19:04:46,941 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-01-07 19:04:46,941 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-01-07 19:04:46,941 INFO L133 SettingsManager]: * Underlying domain=OctagonDomain [2019-01-07 19:04:46,941 INFO L133 SettingsManager]: * Abstract domain=OctagonDomain [2019-01-07 19:04:46,942 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-01-07 19:04:46,942 INFO L133 SettingsManager]: * Interval Domain=false [2019-01-07 19:04:46,943 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-01-07 19:04:46,944 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2019-01-07 19:04:46,944 INFO L133 SettingsManager]: * Use SBE=true [2019-01-07 19:04:46,945 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-01-07 19:04:46,945 INFO L133 SettingsManager]: * sizeof long=4 [2019-01-07 19:04:46,945 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2019-01-07 19:04:46,945 INFO L133 SettingsManager]: * sizeof POINTER=4 [2019-01-07 19:04:46,946 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2019-01-07 19:04:46,946 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-01-07 19:04:46,946 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-01-07 19:04:46,946 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-01-07 19:04:46,946 INFO L133 SettingsManager]: * sizeof long double=12 [2019-01-07 19:04:46,948 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2019-01-07 19:04:46,949 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-01-07 19:04:46,949 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-01-07 19:04:46,949 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-01-07 19:04:46,949 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2019-01-07 19:04:46,950 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-01-07 19:04:46,950 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-01-07 19:04:46,950 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-01-07 19:04:46,950 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-01-07 19:04:46,950 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-01-07 19:04:46,951 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-01-07 19:04:46,951 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-01-07 19:04:46,951 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-01-07 19:04:46,951 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-01-07 19:04:46,990 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-01-07 19:04:47,004 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-01-07 19:04:47,009 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-01-07 19:04:47,011 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-01-07 19:04:47,011 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2019-01-07 19:04:47,013 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/sum_array.i_3.bpl [2019-01-07 19:04:47,013 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/sum_array.i_3.bpl' [2019-01-07 19:04:47,089 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-01-07 19:04:47,091 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-01-07 19:04:47,092 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-01-07 19:04:47,092 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-01-07 19:04:47,092 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2019-01-07 19:04:47,113 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "sum_array.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 07.01 07:04:47" (1/1) ... [2019-01-07 19:04:47,126 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "sum_array.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 07.01 07:04:47" (1/1) ... [2019-01-07 19:04:47,137 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-01-07 19:04:47,138 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-01-07 19:04:47,138 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-01-07 19:04:47,139 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2019-01-07 19:04:47,151 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "sum_array.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 07.01 07:04:47" (1/1) ... [2019-01-07 19:04:47,152 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "sum_array.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 07.01 07:04:47" (1/1) ... [2019-01-07 19:04:47,154 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "sum_array.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 07.01 07:04:47" (1/1) ... [2019-01-07 19:04:47,155 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "sum_array.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 07.01 07:04:47" (1/1) ... [2019-01-07 19:04:47,166 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "sum_array.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 07.01 07:04:47" (1/1) ... [2019-01-07 19:04:47,170 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "sum_array.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 07.01 07:04:47" (1/1) ... [2019-01-07 19:04:47,171 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "sum_array.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 07.01 07:04:47" (1/1) ... [2019-01-07 19:04:47,173 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-01-07 19:04:47,174 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-01-07 19:04:47,174 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-01-07 19:04:47,174 INFO L276 PluginConnector]: RCFGBuilder initialized [2019-01-07 19:04:47,175 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "sum_array.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 07.01 07:04:47" (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: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 [2019-01-07 19:04:47,242 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-01-07 19:04:47,242 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-01-07 19:04:47,735 INFO L281 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-01-07 19:04:47,735 INFO L286 CfgBuilder]: Removed 4 assue(true) statements. [2019-01-07 19:04:47,736 INFO L202 PluginConnector]: Adding new model sum_array.i_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.01 07:04:47 BoogieIcfgContainer [2019-01-07 19:04:47,736 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-01-07 19:04:47,737 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2019-01-07 19:04:47,737 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2019-01-07 19:04:47,738 INFO L276 PluginConnector]: Abstract Interpretation initialized [2019-01-07 19:04:47,739 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "sum_array.i_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.01 07:04:47" (1/1) ... [2019-01-07 19:04:47,797 INFO L101 FixpointEngine]: Starting fixpoint engine with domain OctagonDomain (maxUnwinding=3, maxParallelStates=2) [2019-01-07 19:04:47,904 WARN L79 EvaluatorLogger]: Possible loss of precision. Operator ARITHMOD has no precise implementation. [2019-01-07 19:04:49,360 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2019-01-07 19:04:49,384 INFO L272 AbstractInterpreter]: Visited 9 different actions 75 times. Merged at 3 different actions 33 times. Widened at 3 different actions 24 times. Found 36 fixpoints after 6 different actions. Largest state had 0 variables. [2019-01-07 19:04:49,386 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2019-01-07 19:04:49,388 INFO L168 Benchmark]: Toolchain (without parser) took 2298.00 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: 84.6 MB). Peak memory consumption was 84.6 MB. Max. memory is 7.1 GB. [2019-01-07 19:04:49,390 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.26 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2019-01-07 19:04:49,391 INFO L168 Benchmark]: Boogie Procedure Inliner took 46.01 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2019-01-07 19:04:49,392 INFO L168 Benchmark]: Boogie Preprocessor took 34.94 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2019-01-07 19:04:49,393 INFO L168 Benchmark]: RCFGBuilder took 562.99 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. [2019-01-07 19:04:49,394 INFO L168 Benchmark]: Abstract Interpretation took 1649.13 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 63.4 MB). Peak memory consumption was 63.4 MB. Max. memory is 7.1 GB. [2019-01-07 19:04:49,401 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 0.26 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 46.01 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Preprocessor took 34.94 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * RCFGBuilder took 562.99 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. * Abstract Interpretation took 1649.13 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 63.4 MB). Peak memory consumption was 63.4 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: - UnprovableResult [Line: 91]: Unable to prove that assertion always holds Unable to prove that assertion always holds Reason: abstract domain could reach this error location. Possible FailurePath: [L19] havoc main_#res; [L20] havoc main_#t~nondet0, main_#t~nondet2, main_#t~post1, main_#t~nondet4, main_#t~post3, main_#t~post5, main_#t~post6, main_~M~6, main_~A~6, main_~B~6, main_~C~6, main_~i~6; [L21] main_~M~6 := main_#t~nondet0; [L22] havoc main_#t~nondet0; [L23] havoc main_~A~6; [L24] havoc main_~B~6; [L25] havoc main_~C~6; [L26] havoc main_~i~6; [L27] main_~i~6 := 0; [L35] assume !(main_~i~6 % 4294967296 < main_~M~6 % 4294967296); [L36] main_~i~6 := 0; [L54] assume !(main_~i~6 % 4294967296 < main_~M~6 % 4294967296); [L55] main_~i~6 := 0; [L73] assume !(main_~i~6 % 4294967296 < main_~M~6 % 4294967296); [L74] main_~i~6 := 0; [L76] assume !!(main_~i~6 % 4294967296 < main_~M~6 % 4294967296); [L77] __VERIFIER_assert_#in~cond := (if main_~C~6[main_~i~6 % 4294967296] == main_~A~6[main_~i~6 % 4294967296] + main_~B~6[main_~i~6 % 4294967296] then 1 else 0); [L78] havoc __VERIFIER_assert_~cond; [L79] __VERIFIER_assert_~cond := __VERIFIER_assert_#in~cond; [L80] assume __VERIFIER_assert_~cond == 0; [L81] assume !false; [L91] assert false; RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...