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/toy/tooDifficultLoopInvariant/codeblockAssertOrder01.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-f57a05f [2019-01-07 19:05:18,791 INFO L170 SettingsManager]: Resetting all preferences to default values... [2019-01-07 19:05:18,793 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2019-01-07 19:05:18,805 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-01-07 19:05:18,805 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-01-07 19:05:18,806 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-01-07 19:05:18,808 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-01-07 19:05:18,810 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2019-01-07 19:05:18,812 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-01-07 19:05:18,813 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-01-07 19:05:18,814 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-01-07 19:05:18,814 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-01-07 19:05:18,818 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-01-07 19:05:18,821 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-01-07 19:05:18,825 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-01-07 19:05:18,827 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-01-07 19:05:18,828 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-01-07 19:05:18,836 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-01-07 19:05:18,838 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2019-01-07 19:05:18,840 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-01-07 19:05:18,841 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-01-07 19:05:18,842 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-01-07 19:05:18,845 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-01-07 19:05:18,854 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 [2019-01-07 19:05:18,875 INFO L110 SettingsManager]: Loading preferences was successful [2019-01-07 19:05:18,876 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2019-01-07 19:05:18,877 INFO L131 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2019-01-07 19:05:18,877 INFO L133 SettingsManager]: * Show backtranslation warnings=false [2019-01-07 19:05:18,877 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-01-07 19:05:18,877 INFO L133 SettingsManager]: * User list type=DISABLED [2019-01-07 19:05:18,877 INFO L133 SettingsManager]: * Inline calls to unimplemented procedures=true [2019-01-07 19:05:18,878 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-01-07 19:05:18,878 INFO L133 SettingsManager]: * Explicit value domain=true [2019-01-07 19:05:18,878 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-01-07 19:05:18,878 INFO L133 SettingsManager]: * Octagon Domain=false [2019-01-07 19:05:18,878 INFO L133 SettingsManager]: * Abstract domain=ArrayDomain [2019-01-07 19:05:18,879 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-01-07 19:05:18,879 INFO L133 SettingsManager]: * Interval Domain=false [2019-01-07 19:05:18,880 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-01-07 19:05:18,880 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2019-01-07 19:05:18,880 INFO L133 SettingsManager]: * Use SBE=true [2019-01-07 19:05:18,880 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-01-07 19:05:18,880 INFO L133 SettingsManager]: * sizeof long=4 [2019-01-07 19:05:18,881 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2019-01-07 19:05:18,881 INFO L133 SettingsManager]: * sizeof POINTER=4 [2019-01-07 19:05:18,881 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2019-01-07 19:05:18,881 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-01-07 19:05:18,881 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-01-07 19:05:18,881 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-01-07 19:05:18,882 INFO L133 SettingsManager]: * sizeof long double=12 [2019-01-07 19:05:18,882 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2019-01-07 19:05:18,882 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-01-07 19:05:18,882 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-01-07 19:05:18,882 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-01-07 19:05:18,883 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2019-01-07 19:05:18,883 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-01-07 19:05:18,883 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-01-07 19:05:18,883 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-01-07 19:05:18,883 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-01-07 19:05:18,884 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-01-07 19:05:18,884 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-01-07 19:05:18,884 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-01-07 19:05:18,884 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-01-07 19:05:18,884 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-01-07 19:05:18,920 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-01-07 19:05:18,934 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-01-07 19:05:18,938 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-01-07 19:05:18,939 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-01-07 19:05:18,940 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2019-01-07 19:05:18,941 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/codeblockAssertOrder01.bpl [2019-01-07 19:05:18,941 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/codeblockAssertOrder01.bpl' [2019-01-07 19:05:18,976 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-01-07 19:05:18,977 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-01-07 19:05:18,978 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-01-07 19:05:18,978 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-01-07 19:05:18,979 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2019-01-07 19:05:18,997 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "codeblockAssertOrder01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 07.01 07:05:18" (1/1) ... [2019-01-07 19:05:19,008 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "codeblockAssertOrder01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 07.01 07:05:18" (1/1) ... [2019-01-07 19:05:19,015 WARN L165 Inliner]: Program contained no entry procedure! [2019-01-07 19:05:19,015 WARN L168 Inliner]: Missing entry procedures: [ULTIMATE.start] [2019-01-07 19:05:19,015 WARN L175 Inliner]: Fallback enabled. All procedures will be processed. [2019-01-07 19:05:19,018 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-01-07 19:05:19,019 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-01-07 19:05:19,019 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-01-07 19:05:19,020 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2019-01-07 19:05:19,032 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "codeblockAssertOrder01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 07.01 07:05:18" (1/1) ... [2019-01-07 19:05:19,032 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "codeblockAssertOrder01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 07.01 07:05:18" (1/1) ... [2019-01-07 19:05:19,033 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "codeblockAssertOrder01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 07.01 07:05:18" (1/1) ... [2019-01-07 19:05:19,033 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "codeblockAssertOrder01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 07.01 07:05:18" (1/1) ... [2019-01-07 19:05:19,039 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "codeblockAssertOrder01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 07.01 07:05:18" (1/1) ... [2019-01-07 19:05:19,044 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "codeblockAssertOrder01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 07.01 07:05:18" (1/1) ... [2019-01-07 19:05:19,045 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "codeblockAssertOrder01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 07.01 07:05:18" (1/1) ... [2019-01-07 19:05:19,046 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-01-07 19:05:19,050 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-01-07 19:05:19,054 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-01-07 19:05:19,054 INFO L276 PluginConnector]: RCFGBuilder initialized [2019-01-07 19:05:19,056 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "codeblockAssertOrder01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 07.01 07:05:18" (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 19:05:19,128 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-01-07 19:05:19,129 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-01-07 19:05:19,358 INFO L278 CfgBuilder]: Using library mode [2019-01-07 19:05:19,358 INFO L286 CfgBuilder]: Removed 0 assue(true) statements. [2019-01-07 19:05:19,359 INFO L202 PluginConnector]: Adding new model codeblockAssertOrder01.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.01 07:05:19 BoogieIcfgContainer [2019-01-07 19:05:19,359 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-01-07 19:05:19,360 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2019-01-07 19:05:19,360 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2019-01-07 19:05:19,360 INFO L276 PluginConnector]: Abstract Interpretation initialized [2019-01-07 19:05:19,361 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "codeblockAssertOrder01.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.01 07:05:19" (1/1) ... [2019-01-07 19:05:19,394 INFO L101 FixpointEngine]: Starting fixpoint engine with domain ArrayDomain (maxUnwinding=3, maxParallelStates=2) [2019-01-07 19:05:20,086 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2019-01-07 19:05:20,103 INFO L272 AbstractInterpreter]: Visited 6 different actions 10 times. Merged at 1 different actions 2 times. Never widened. Found 1 fixpoints after 1 different actions. Largest state had 0 variables. [2019-01-07 19:05:20,105 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2019-01-07 19:05:20,106 INFO L168 Benchmark]: Toolchain (without parser) took 1129.92 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: 42.3 MB). Peak memory consumption was 42.3 MB. Max. memory is 7.1 GB. [2019-01-07 19:05:20,108 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.20 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 19:05:20,109 INFO L168 Benchmark]: Boogie Procedure Inliner took 40.44 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 19:05:20,110 INFO L168 Benchmark]: Boogie Preprocessor took 30.83 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 19:05:20,110 INFO L168 Benchmark]: RCFGBuilder took 308.68 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 19:05:20,112 INFO L168 Benchmark]: Abstract Interpretation took 745.21 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: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. [2019-01-07 19:05:20,116 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 0.20 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 40.44 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 30.83 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 308.68 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 745.21 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: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: - UnprovableResult [Line: 21]: Unable to prove that assertion always holds Unable to prove that assertion always holds Reason: abstract domain could reach this error location. Possible FailurePath: [L14] i := 0; [L15] COND TRUE i <= 1000 [L16] i := i + 1; [L15] COND TRUE i <= 1000 [L16] i := i + 1; [L15] COND FALSE !(i <= 1000) [L18] a[p] := 5; [L19] assume p > 41 && p < 43; [L20] assume q > 41 && q < 43; [L21] assert a[q] == 5; RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...