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_oct.epf -i ../../../trunk/examples/programs/20170304-DifficultPathPrograms/array1.i_3.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-b7bd044-m [2019-01-18 16:11:51,005 INFO L170 SettingsManager]: Resetting all preferences to default values... [2019-01-18 16:11:51,008 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2019-01-18 16:11:51,019 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-01-18 16:11:51,020 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-01-18 16:11:51,021 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-01-18 16:11:51,022 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-01-18 16:11:51,024 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2019-01-18 16:11:51,026 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-01-18 16:11:51,027 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-01-18 16:11:51,028 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-01-18 16:11:51,029 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-01-18 16:11:51,030 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-01-18 16:11:51,031 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-01-18 16:11:51,032 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-01-18 16:11:51,033 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-01-18 16:11:51,034 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-01-18 16:11:51,036 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-01-18 16:11:51,038 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2019-01-18 16:11:51,039 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-01-18 16:11:51,041 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-01-18 16:11:51,042 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-01-18 16:11:51,045 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-01-18 16:11:51,045 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-01-18 16:11:51,045 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-01-18 16:11:51,046 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-01-18 16:11:51,047 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-01-18 16:11:51,048 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-01-18 16:11:51,049 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2019-01-18 16:11:51,051 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-01-18 16:11:51,051 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2019-01-18 16:11:51,052 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... 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[2019-01-18 16:11:51,055 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/ai/array-bench/reach_32bit_array_oct.epf [2019-01-18 16:11:51,068 INFO L110 SettingsManager]: Loading preferences was successful [2019-01-18 16:11:51,068 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2019-01-18 16:11:51,069 INFO L131 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2019-01-18 16:11:51,069 INFO L133 SettingsManager]: * Show backtranslation warnings=false [2019-01-18 16:11:51,069 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-01-18 16:11:51,069 INFO L133 SettingsManager]: * User list type=DISABLED [2019-01-18 16:11:51,070 INFO L133 SettingsManager]: * Inline calls to unimplemented procedures=true [2019-01-18 16:11:51,070 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-01-18 16:11:51,070 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-01-18 16:11:51,070 INFO L133 SettingsManager]: * Underlying domain=OctagonDomain [2019-01-18 16:11:51,070 INFO L133 SettingsManager]: * Abstract domain=ArrayDomain [2019-01-18 16:11:51,071 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-01-18 16:11:51,071 INFO L133 SettingsManager]: * Interval Domain=false [2019-01-18 16:11:51,072 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-01-18 16:11:51,072 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2019-01-18 16:11:51,072 INFO L133 SettingsManager]: * Use SBE=true [2019-01-18 16:11:51,072 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-01-18 16:11:51,072 INFO L133 SettingsManager]: * sizeof long=4 [2019-01-18 16:11:51,073 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2019-01-18 16:11:51,073 INFO L133 SettingsManager]: * sizeof POINTER=4 [2019-01-18 16:11:51,073 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2019-01-18 16:11:51,073 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-01-18 16:11:51,073 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-01-18 16:11:51,074 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-01-18 16:11:51,074 INFO L133 SettingsManager]: * sizeof long double=12 [2019-01-18 16:11:51,074 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2019-01-18 16:11:51,074 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-01-18 16:11:51,075 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-01-18 16:11:51,075 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-01-18 16:11:51,075 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2019-01-18 16:11:51,075 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-01-18 16:11:51,075 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-01-18 16:11:51,076 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-01-18 16:11:51,076 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-01-18 16:11:51,076 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-01-18 16:11:51,076 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-01-18 16:11:51,076 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-01-18 16:11:51,077 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-01-18 16:11:51,077 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-01-18 16:11:51,107 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-01-18 16:11:51,119 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-01-18 16:11:51,123 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-01-18 16:11:51,124 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-01-18 16:11:51,125 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2019-01-18 16:11:51,126 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/array1.i_3.bpl [2019-01-18 16:11:51,126 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/array1.i_3.bpl' [2019-01-18 16:11:51,161 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-01-18 16:11:51,162 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-01-18 16:11:51,163 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-01-18 16:11:51,163 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-01-18 16:11:51,163 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2019-01-18 16:11:51,180 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "array1.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 18.01 04:11:51" (1/1) ... [2019-01-18 16:11:51,192 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "array1.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 18.01 04:11:51" (1/1) ... [2019-01-18 16:11:51,199 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-01-18 16:11:51,200 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-01-18 16:11:51,201 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-01-18 16:11:51,201 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2019-01-18 16:11:51,213 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "array1.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 18.01 04:11:51" (1/1) ... [2019-01-18 16:11:51,213 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "array1.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 18.01 04:11:51" (1/1) ... [2019-01-18 16:11:51,214 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "array1.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 18.01 04:11:51" (1/1) ... [2019-01-18 16:11:51,214 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "array1.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 18.01 04:11:51" (1/1) ... [2019-01-18 16:11:51,217 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "array1.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 18.01 04:11:51" (1/1) ... [2019-01-18 16:11:51,219 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "array1.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 18.01 04:11:51" (1/1) ... [2019-01-18 16:11:51,220 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "array1.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 18.01 04:11:51" (1/1) ... [2019-01-18 16:11:51,222 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-01-18 16:11:51,223 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-01-18 16:11:51,223 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-01-18 16:11:51,223 INFO L276 PluginConnector]: RCFGBuilder initialized [2019-01-18 16:11:51,224 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "array1.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 18.01 04:11:51" (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 [2019-01-18 16:11:51,293 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-01-18 16:11:51,294 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-01-18 16:11:51,545 INFO L281 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-01-18 16:11:51,545 INFO L286 CfgBuilder]: Removed 1 assue(true) statements. [2019-01-18 16:11:51,547 INFO L202 PluginConnector]: Adding new model array1.i_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.01 04:11:51 BoogieIcfgContainer [2019-01-18 16:11:51,547 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-01-18 16:11:51,548 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2019-01-18 16:11:51,548 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2019-01-18 16:11:51,548 INFO L276 PluginConnector]: Abstract Interpretation initialized [2019-01-18 16:11:51,549 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "array1.i_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.01 04:11:51" (1/1) ... [2019-01-18 16:11:51,601 INFO L101 FixpointEngine]: Starting fixpoint engine with domain ArrayDomain (maxUnwinding=3, maxParallelStates=2) [2019-01-18 16:12:10,590 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2019-01-18 16:12:10,609 INFO L272 AbstractInterpreter]: Visited 5 different actions 21 times. Merged at 1 different actions 8 times. Widened at 1 different actions 4 times. Found 1 fixpoints after 1 different actions. Largest state had 0 variables. [2019-01-18 16:12:10,612 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2019-01-18 16:12:10,613 INFO L168 Benchmark]: Toolchain (without parser) took 19451.96 ms. Allocated memory was 141.0 MB in the beginning and 374.3 MB in the end (delta: 233.3 MB). Free memory was 108.6 MB in the beginning and 122.9 MB in the end (delta: -14.3 MB). Peak memory consumption was 219.0 MB. Max. memory is 7.1 GB. [2019-01-18 16:12:10,616 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.22 ms. Allocated memory is still 141.0 MB. Free memory is still 109.8 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-01-18 16:12:10,617 INFO L168 Benchmark]: Boogie Procedure Inliner took 36.99 ms. Allocated memory is still 141.0 MB. Free memory was 108.4 MB in the beginning and 106.8 MB in the end (delta: 1.5 MB). Peak memory consumption was 1.5 MB. Max. memory is 7.1 GB. [2019-01-18 16:12:10,618 INFO L168 Benchmark]: Boogie Preprocessor took 21.64 ms. Allocated memory is still 141.0 MB. Free memory was 106.8 MB in the beginning and 105.8 MB in the end (delta: 1.1 MB). Peak memory consumption was 1.1 MB. Max. memory is 7.1 GB. [2019-01-18 16:12:10,619 INFO L168 Benchmark]: RCFGBuilder took 324.58 ms. Allocated memory is still 141.0 MB. Free memory was 105.5 MB in the beginning and 95.8 MB in the end (delta: 9.7 MB). Peak memory consumption was 9.7 MB. Max. memory is 7.1 GB. [2019-01-18 16:12:10,620 INFO L168 Benchmark]: Abstract Interpretation took 19064.21 ms. Allocated memory was 141.0 MB in the beginning and 374.3 MB in the end (delta: 233.3 MB). Free memory was 95.6 MB in the beginning and 122.9 MB in the end (delta: -27.3 MB). Peak memory consumption was 206.0 MB. Max. memory is 7.1 GB. [2019-01-18 16:12:10,627 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 0.22 ms. Allocated memory is still 141.0 MB. Free memory is still 109.8 MB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 36.99 ms. Allocated memory is still 141.0 MB. Free memory was 108.4 MB in the beginning and 106.8 MB in the end (delta: 1.5 MB). Peak memory consumption was 1.5 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 21.64 ms. Allocated memory is still 141.0 MB. Free memory was 106.8 MB in the beginning and 105.8 MB in the end (delta: 1.1 MB). Peak memory consumption was 1.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 324.58 ms. Allocated memory is still 141.0 MB. Free memory was 105.5 MB in the beginning and 95.8 MB in the end (delta: 9.7 MB). Peak memory consumption was 9.7 MB. Max. memory is 7.1 GB. * Abstract Interpretation took 19064.21 ms. Allocated memory was 141.0 MB in the beginning and 374.3 MB in the end (delta: 233.3 MB). Free memory was 95.6 MB in the beginning and 122.9 MB in the end (delta: -27.3 MB). Peak memory consumption was 206.0 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: - UnprovableResult [Line: 37]: Unable to prove that assertion always holds Unable to prove that assertion always holds Reason: abstract domain could reach this error location. Possible FailurePath: [L10] havoc main_#res; [L11] havoc main_#t~post0, main_~A~4, main_~i~4; [L12] havoc main_~A~4; [L13] havoc main_~i~4; [L14] main_~i~4 := 0; [L30] assume !!(main_~i~4 < 1024); [L31] main_~A~4 := main_~A~4[main_~i~4 := main_~i~4]; [L32] main_#t~post0 := main_~i~4; [L33] main_~i~4 := main_#t~post0 + 1; [L34] havoc main_#t~post0; [L30] assume !!(main_~i~4 < 1024); [L31] main_~A~4 := main_~A~4[main_~i~4 := main_~i~4]; [L32] main_#t~post0 := main_~i~4; [L33] main_~i~4 := main_#t~post0 + 1; [L34] havoc main_#t~post0; [L30] assume !!(main_~i~4 < 1024); [L31] main_~A~4 := main_~A~4[main_~i~4 := main_~i~4]; [L32] main_#t~post0 := main_~i~4; [L33] main_~i~4 := main_#t~post0 + 1; [L34] havoc main_#t~post0; [L30] assume !!(main_~i~4 < 1024); [L31] main_~A~4 := main_~A~4[main_~i~4 := main_~i~4]; [L32] main_#t~post0 := main_~i~4; [L33] main_~i~4 := main_#t~post0 + 1; [L34] havoc main_#t~post0; [L30] assume !!(main_~i~4 < 1024); [L31] main_~A~4 := main_~A~4[main_~i~4 := main_~i~4]; [L32] main_#t~post0 := main_~i~4; [L33] main_~i~4 := main_#t~post0 + 1; [L34] havoc main_#t~post0; [L30] assume !!(main_~i~4 < 1024); [L31] main_~A~4 := main_~A~4[main_~i~4 := main_~i~4]; [L32] main_#t~post0 := main_~i~4; [L33] main_~i~4 := main_#t~post0 + 1; [L34] havoc main_#t~post0; [L30] assume !!(main_~i~4 < 1024); [L31] main_~A~4 := main_~A~4[main_~i~4 := main_~i~4]; [L32] main_#t~post0 := main_~i~4; [L33] main_~i~4 := main_#t~post0 + 1; [L34] havoc main_#t~post0; [L30] assume !!(main_~i~4 < 1024); [L31] main_~A~4 := main_~A~4[main_~i~4 := main_~i~4]; [L32] main_#t~post0 := main_~i~4; [L33] main_~i~4 := main_#t~post0 + 1; [L34] havoc main_#t~post0; [L22] assume !(main_~i~4 < 1024); [L23] __VERIFIER_assert_#in~cond := (if main_~A~4[1023] != 1023 then 1 else 0); [L24] havoc __VERIFIER_assert_~cond; [L25] __VERIFIER_assert_~cond := __VERIFIER_assert_#in~cond; [L26] assume __VERIFIER_assert_~cond == 0; [L27] assume !false; [L37] assert false; RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...