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_compound_exp_cong.epf -i ../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/LargeConstant-ForwardSuccess.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-1de736e-m [2019-02-18 10:22:10,541 INFO L170 SettingsManager]: Resetting all preferences to default values... [2019-02-18 10:22:10,543 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2019-02-18 10:22:10,555 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-02-18 10:22:10,555 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-02-18 10:22:10,556 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-02-18 10:22:10,558 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-02-18 10:22:10,560 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2019-02-18 10:22:10,561 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-02-18 10:22:10,562 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-02-18 10:22:10,563 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... 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[2019-02-18 10:22:10,589 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/ai/array-bench/reach_32bit_compound_exp_cong.epf [2019-02-18 10:22:10,602 INFO L110 SettingsManager]: Loading preferences was successful [2019-02-18 10:22:10,602 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2019-02-18 10:22:10,603 INFO L131 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2019-02-18 10:22:10,603 INFO L133 SettingsManager]: * Show backtranslation warnings=false [2019-02-18 10:22:10,603 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-02-18 10:22:10,604 INFO L133 SettingsManager]: * User list type=DISABLED [2019-02-18 10:22:10,604 INFO L133 SettingsManager]: * Inline calls to unimplemented procedures=true [2019-02-18 10:22:10,604 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-02-18 10:22:10,604 INFO L133 SettingsManager]: * Explicit value domain=true [2019-02-18 10:22:10,604 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-02-18 10:22:10,605 INFO L133 SettingsManager]: * Octagon Domain=false [2019-02-18 10:22:10,605 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2019-02-18 10:22:10,605 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-02-18 10:22:10,605 INFO L133 SettingsManager]: * Interval Domain=false [2019-02-18 10:22:10,606 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-02-18 10:22:10,606 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2019-02-18 10:22:10,606 INFO L133 SettingsManager]: * Use SBE=true [2019-02-18 10:22:10,607 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-02-18 10:22:10,607 INFO L133 SettingsManager]: * sizeof long=4 [2019-02-18 10:22:10,607 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2019-02-18 10:22:10,607 INFO L133 SettingsManager]: * sizeof POINTER=4 [2019-02-18 10:22:10,607 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2019-02-18 10:22:10,608 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-02-18 10:22:10,608 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-02-18 10:22:10,609 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-02-18 10:22:10,609 INFO L133 SettingsManager]: * sizeof long double=12 [2019-02-18 10:22:10,609 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2019-02-18 10:22:10,609 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-02-18 10:22:10,609 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-02-18 10:22:10,611 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-02-18 10:22:10,611 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2019-02-18 10:22:10,611 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:8092 -smt2 -in -t:10000 [2019-02-18 10:22:10,611 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-02-18 10:22:10,612 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-02-18 10:22:10,612 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-02-18 10:22:10,612 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-02-18 10:22:10,612 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-02-18 10:22:10,612 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:8092 -smt2 -in [2019-02-18 10:22:10,612 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-02-18 10:22:10,613 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-02-18 10:22:10,660 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-02-18 10:22:10,678 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-02-18 10:22:10,684 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-02-18 10:22:10,686 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-02-18 10:22:10,686 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2019-02-18 10:22:10,687 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/LargeConstant-ForwardSuccess.bpl [2019-02-18 10:22:10,687 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/LargeConstant-ForwardSuccess.bpl' [2019-02-18 10:22:10,727 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-02-18 10:22:10,729 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-02-18 10:22:10,729 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-02-18 10:22:10,730 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-02-18 10:22:10,730 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2019-02-18 10:22:10,748 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "LargeConstant-ForwardSuccess.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 18.02 10:22:10" (1/1) ... [2019-02-18 10:22:10,758 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "LargeConstant-ForwardSuccess.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 18.02 10:22:10" (1/1) ... [2019-02-18 10:22:10,764 WARN L165 Inliner]: Program contained no entry procedure! [2019-02-18 10:22:10,764 WARN L168 Inliner]: Missing entry procedures: [ULTIMATE.start] [2019-02-18 10:22:10,764 WARN L175 Inliner]: Fallback enabled. All procedures will be processed. [2019-02-18 10:22:10,767 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-02-18 10:22:10,767 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-02-18 10:22:10,768 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-02-18 10:22:10,768 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2019-02-18 10:22:10,780 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "LargeConstant-ForwardSuccess.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 18.02 10:22:10" (1/1) ... [2019-02-18 10:22:10,780 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "LargeConstant-ForwardSuccess.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 18.02 10:22:10" (1/1) ... [2019-02-18 10:22:10,781 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "LargeConstant-ForwardSuccess.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 18.02 10:22:10" (1/1) ... [2019-02-18 10:22:10,781 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "LargeConstant-ForwardSuccess.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 18.02 10:22:10" (1/1) ... [2019-02-18 10:22:10,784 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "LargeConstant-ForwardSuccess.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 18.02 10:22:10" (1/1) ... [2019-02-18 10:22:10,788 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "LargeConstant-ForwardSuccess.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 18.02 10:22:10" (1/1) ... [2019-02-18 10:22:10,790 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "LargeConstant-ForwardSuccess.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 18.02 10:22:10" (1/1) ... [2019-02-18 10:22:10,791 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-02-18 10:22:10,792 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-02-18 10:22:10,792 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-02-18 10:22:10,792 INFO L276 PluginConnector]: RCFGBuilder initialized [2019-02-18 10:22:10,793 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "LargeConstant-ForwardSuccess.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 18.02 10:22:10" (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 [2019-02-18 10:22:10,882 INFO L130 BoogieDeclarations]: Found specification of procedure proc [2019-02-18 10:22:10,882 INFO L138 BoogieDeclarations]: Found implementation of procedure proc [2019-02-18 10:22:11,052 INFO L278 CfgBuilder]: Using library mode [2019-02-18 10:22:11,052 INFO L286 CfgBuilder]: Removed 1 assue(true) statements. [2019-02-18 10:22:11,054 INFO L202 PluginConnector]: Adding new model LargeConstant-ForwardSuccess.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.02 10:22:11 BoogieIcfgContainer [2019-02-18 10:22:11,054 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-02-18 10:22:11,055 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2019-02-18 10:22:11,055 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2019-02-18 10:22:11,056 INFO L276 PluginConnector]: Abstract Interpretation initialized [2019-02-18 10:22:11,057 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "LargeConstant-ForwardSuccess.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.02 10:22:11" (1/1) ... [2019-02-18 10:22:11,091 INFO L101 FixpointEngine]: Starting fixpoint engine with domain CompoundDomain (maxUnwinding=3, maxParallelStates=2) [2019-02-18 10:22:11,227 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2019-02-18 10:22:11,247 INFO L272 AbstractInterpreter]: Visited 4 different actions 13 times. Merged at 3 different actions 7 times. Widened at 1 different actions 1 times. Performed 82 root evaluator evaluations with a maximum evaluation depth of 2. Performed 82 inverse root evaluator evaluations with a maximum inverse evaluation depth of 2. Found 1 fixpoints after 1 different actions. Largest state had 0 variables. [2019-02-18 10:22:11,250 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2019-02-18 10:22:11,251 INFO L168 Benchmark]: Toolchain (without parser) took 523.03 ms. Allocated memory is still 141.0 MB. Free memory was 108.6 MB in the beginning and 90.4 MB in the end (delta: 18.1 MB). Peak memory consumption was 18.1 MB. Max. memory is 7.1 GB. [2019-02-18 10:22:11,253 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.20 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. [2019-02-18 10:22:11,254 INFO L168 Benchmark]: Boogie Procedure Inliner took 37.65 ms. Allocated memory is still 141.0 MB. Free memory was 108.6 MB in the beginning and 106.6 MB in the end (delta: 1.9 MB). Peak memory consumption was 1.9 MB. Max. memory is 7.1 GB. [2019-02-18 10:22:11,255 INFO L168 Benchmark]: Boogie Preprocessor took 23.77 ms. Allocated memory is still 141.0 MB. Free memory was 106.6 MB in the beginning and 105.7 MB in the end (delta: 933.6 kB). Peak memory consumption was 933.6 kB. Max. memory is 7.1 GB. [2019-02-18 10:22:11,256 INFO L168 Benchmark]: RCFGBuilder took 262.51 ms. Allocated memory is still 141.0 MB. Free memory was 105.5 MB in the beginning and 97.2 MB in the end (delta: 8.3 MB). Peak memory consumption was 8.3 MB. Max. memory is 7.1 GB. [2019-02-18 10:22:11,259 INFO L168 Benchmark]: Abstract Interpretation took 194.58 ms. Allocated memory is still 141.0 MB. Free memory was 97.2 MB in the beginning and 90.4 MB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 7.1 GB. [2019-02-18 10:22:11,265 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 0.20 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 37.65 ms. Allocated memory is still 141.0 MB. Free memory was 108.6 MB in the beginning and 106.6 MB in the end (delta: 1.9 MB). Peak memory consumption was 1.9 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 23.77 ms. Allocated memory is still 141.0 MB. Free memory was 106.6 MB in the beginning and 105.7 MB in the end (delta: 933.6 kB). Peak memory consumption was 933.6 kB. Max. memory is 7.1 GB. * RCFGBuilder took 262.51 ms. Allocated memory is still 141.0 MB. Free memory was 105.5 MB in the beginning and 97.2 MB in the end (delta: 8.3 MB). Peak memory consumption was 8.3 MB. Max. memory is 7.1 GB. * Abstract Interpretation took 194.58 ms. Allocated memory is still 141.0 MB. Free memory was 97.2 MB in the beginning and 90.4 MB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: - UnprovableResult [Line: 18]: Unable to prove that assertion always holds Unable to prove that assertion always holds Reason: abstract domain could reach this error location. Possible FailurePath: [L16] i := 0; [L18] assert i <= 1000; [L19] assume i + 4 < a[j]; [L20] assume a[5] == 1000; [L21] assume j > 4; [L22] assume j < 6; [L23] i := i + 4; [L18] assert i <= 1000; [L19] assume i + 4 < a[j]; [L20] assume a[5] == 1000; [L21] assume j > 4; [L22] assume j < 6; [L23] i := i + 4; [L18] assert i <= 1000; RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...