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_compound_oct_cong.epf -i ../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/codeblockAssertOrder01.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-a9d37a5-m [2019-02-28 14:07:06,904 INFO L170 SettingsManager]: Resetting all preferences to default values... [2019-02-28 14:07:06,906 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2019-02-28 14:07:06,919 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-02-28 14:07:06,919 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-02-28 14:07:06,920 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-02-28 14:07:06,922 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-02-28 14:07:06,923 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2019-02-28 14:07:06,925 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-02-28 14:07:06,926 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-02-28 14:07:06,927 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-02-28 14:07:06,927 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-02-28 14:07:06,928 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-02-28 14:07:06,929 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-02-28 14:07:06,931 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-02-28 14:07:06,931 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-02-28 14:07:06,932 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-02-28 14:07:06,935 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-02-28 14:07:06,937 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2019-02-28 14:07:06,939 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-02-28 14:07:06,940 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-02-28 14:07:06,941 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-02-28 14:07:06,944 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-02-28 14:07:06,944 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-02-28 14:07:06,944 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-02-28 14:07:06,945 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-02-28 14:07:06,947 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-02-28 14:07:06,947 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-02-28 14:07:06,948 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2019-02-28 14:07:06,950 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-02-28 14:07:06,950 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2019-02-28 14:07:06,951 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... 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[2019-02-28 14:07:06,954 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/ai/array-bench/reach_32bit_compound_oct_cong.epf [2019-02-28 14:07:06,969 INFO L110 SettingsManager]: Loading preferences was successful [2019-02-28 14:07:06,969 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2019-02-28 14:07:06,970 INFO L131 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2019-02-28 14:07:06,970 INFO L133 SettingsManager]: * Show backtranslation warnings=false [2019-02-28 14:07:06,970 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-02-28 14:07:06,970 INFO L133 SettingsManager]: * User list type=DISABLED [2019-02-28 14:07:06,971 INFO L133 SettingsManager]: * Inline calls to unimplemented procedures=true [2019-02-28 14:07:06,971 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-02-28 14:07:06,971 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-02-28 14:07:06,971 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2019-02-28 14:07:06,972 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-02-28 14:07:06,972 INFO L133 SettingsManager]: * Interval Domain=false [2019-02-28 14:07:06,973 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-02-28 14:07:06,973 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2019-02-28 14:07:06,973 INFO L133 SettingsManager]: * Use SBE=true [2019-02-28 14:07:06,973 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-02-28 14:07:06,973 INFO L133 SettingsManager]: * sizeof long=4 [2019-02-28 14:07:06,974 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2019-02-28 14:07:06,974 INFO L133 SettingsManager]: * sizeof POINTER=4 [2019-02-28 14:07:06,974 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2019-02-28 14:07:06,974 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-02-28 14:07:06,974 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-02-28 14:07:06,975 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-02-28 14:07:06,975 INFO L133 SettingsManager]: * sizeof long double=12 [2019-02-28 14:07:06,975 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2019-02-28 14:07:06,975 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-02-28 14:07:06,975 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-02-28 14:07:06,976 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-02-28 14:07:06,976 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2019-02-28 14:07:06,976 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:16092 -smt2 -in -t:20000 [2019-02-28 14:07:06,976 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-02-28 14:07:06,976 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-02-28 14:07:06,977 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-02-28 14:07:06,977 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-02-28 14:07:06,977 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-02-28 14:07:06,977 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:16092 -smt2 -in [2019-02-28 14:07:06,977 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-02-28 14:07:06,978 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-02-28 14:07:07,006 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-02-28 14:07:07,020 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-02-28 14:07:07,027 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-02-28 14:07:07,029 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-02-28 14:07:07,029 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2019-02-28 14:07:07,030 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/codeblockAssertOrder01.bpl [2019-02-28 14:07:07,030 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/codeblockAssertOrder01.bpl' [2019-02-28 14:07:07,060 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-02-28 14:07:07,062 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-02-28 14:07:07,062 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-02-28 14:07:07,063 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-02-28 14:07:07,063 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2019-02-28 14:07:07,079 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "codeblockAssertOrder01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.02 02:07:07" (1/1) ... [2019-02-28 14:07:07,088 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "codeblockAssertOrder01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.02 02:07:07" (1/1) ... [2019-02-28 14:07:07,094 WARN L165 Inliner]: Program contained no entry procedure! [2019-02-28 14:07:07,094 WARN L168 Inliner]: Missing entry procedures: [ULTIMATE.start] [2019-02-28 14:07:07,094 WARN L175 Inliner]: Fallback enabled. All procedures will be processed. [2019-02-28 14:07:07,096 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-02-28 14:07:07,097 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-02-28 14:07:07,097 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-02-28 14:07:07,098 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2019-02-28 14:07:07,111 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "codeblockAssertOrder01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.02 02:07:07" (1/1) ... [2019-02-28 14:07:07,115 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "codeblockAssertOrder01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.02 02:07:07" (1/1) ... [2019-02-28 14:07:07,115 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "codeblockAssertOrder01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.02 02:07:07" (1/1) ... [2019-02-28 14:07:07,116 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "codeblockAssertOrder01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.02 02:07:07" (1/1) ... [2019-02-28 14:07:07,120 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "codeblockAssertOrder01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.02 02:07:07" (1/1) ... [2019-02-28 14:07:07,125 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "codeblockAssertOrder01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.02 02:07:07" (1/1) ... [2019-02-28 14:07:07,126 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "codeblockAssertOrder01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.02 02:07:07" (1/1) ... [2019-02-28 14:07:07,127 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-02-28 14:07:07,128 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-02-28 14:07:07,129 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-02-28 14:07:07,129 INFO L276 PluginConnector]: RCFGBuilder initialized [2019-02-28 14:07:07,132 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "codeblockAssertOrder01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.02 02:07:07" (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:16092 -smt2 -in -t:20000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:16092 -smt2 -in -t:20000 [2019-02-28 14:07:07,201 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-02-28 14:07:07,201 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-02-28 14:07:07,501 INFO L278 CfgBuilder]: Using library mode [2019-02-28 14:07:07,501 INFO L286 CfgBuilder]: Removed 0 assue(true) statements. [2019-02-28 14:07:07,502 INFO L202 PluginConnector]: Adding new model codeblockAssertOrder01.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.02 02:07:07 BoogieIcfgContainer [2019-02-28 14:07:07,503 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-02-28 14:07:07,504 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2019-02-28 14:07:07,504 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2019-02-28 14:07:07,504 INFO L276 PluginConnector]: Abstract Interpretation initialized [2019-02-28 14:07:07,505 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "codeblockAssertOrder01.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.02 02:07:07" (1/1) ... [2019-02-28 14:07:07,549 INFO L101 FixpointEngine]: Starting fixpoint engine with domain CompoundDomain (maxUnwinding=3, maxParallelStates=2) [2019-02-28 14:07:08,165 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2019-02-28 14:07:08,185 INFO L272 AbstractInterpreter]: Visited 6 different actions 30 times. Merged at 1 different actions 12 times. Widened at 1 different actions 8 times. Performed 135 root evaluator evaluations with a maximum evaluation depth of 2. Performed 135 inverse root evaluator evaluations with a maximum inverse evaluation depth of 2. Found 1 fixpoints after 1 different actions. Largest state had 0 variables. [2019-02-28 14:07:08,188 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2019-02-28 14:07:08,190 INFO L168 Benchmark]: Toolchain (without parser) took 1129.37 ms. Allocated memory is still 136.8 MB. Free memory was 109.2 MB in the beginning and 76.8 MB in the end (delta: 32.4 MB). Peak memory consumption was 32.4 MB. Max. memory is 7.1 GB. [2019-02-28 14:07:08,192 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.16 ms. Allocated memory is still 136.8 MB. Free memory is still 110.4 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-02-28 14:07:08,193 INFO L168 Benchmark]: Boogie Procedure Inliner took 34.35 ms. Allocated memory is still 136.8 MB. Free memory was 109.2 MB in the beginning and 107.2 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. [2019-02-28 14:07:08,194 INFO L168 Benchmark]: Boogie Preprocessor took 30.74 ms. Allocated memory is still 136.8 MB. Free memory was 107.2 MB in the beginning and 106.1 MB in the end (delta: 1.1 MB). Peak memory consumption was 1.1 MB. Max. memory is 7.1 GB. [2019-02-28 14:07:08,196 INFO L168 Benchmark]: RCFGBuilder took 374.34 ms. Allocated memory is still 136.8 MB. Free memory was 106.1 MB in the beginning and 96.1 MB in the end (delta: 9.9 MB). Peak memory consumption was 9.9 MB. Max. memory is 7.1 GB. [2019-02-28 14:07:08,197 INFO L168 Benchmark]: Abstract Interpretation took 684.84 ms. Allocated memory is still 136.8 MB. Free memory was 96.1 MB in the beginning and 76.8 MB in the end (delta: 19.4 MB). Peak memory consumption was 19.4 MB. Max. memory is 7.1 GB. [2019-02-28 14:07:08,203 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 0.16 ms. Allocated memory is still 136.8 MB. Free memory is still 110.4 MB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 34.35 ms. Allocated memory is still 136.8 MB. Free memory was 109.2 MB in the beginning and 107.2 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 30.74 ms. Allocated memory is still 136.8 MB. Free memory was 107.2 MB in the beginning and 106.1 MB in the end (delta: 1.1 MB). Peak memory consumption was 1.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 374.34 ms. Allocated memory is still 136.8 MB. Free memory was 106.1 MB in the beginning and 96.1 MB in the end (delta: 9.9 MB). Peak memory consumption was 9.9 MB. Max. memory is 7.1 GB. * Abstract Interpretation took 684.84 ms. Allocated memory is still 136.8 MB. Free memory was 96.1 MB in the beginning and 76.8 MB in the end (delta: 19.4 MB). Peak memory consumption was 19.4 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 TRUE i <= 1000 [L16] i := i + 1; [L15] COND TRUE i <= 1000 [L16] i := i + 1; [L15] COND TRUE i <= 1000 [L16] i := i + 1; [L15] COND TRUE i <= 1000 [L16] i := i + 1; [L15] COND TRUE i <= 1000 [L16] i := i + 1; [L15] COND TRUE i <= 1000 [L16] i := i + 1; [L15] COND TRUE i <= 1000 [L16] i := i + 1; [L15] COND TRUE i <= 1000 [L16] i := i + 1; [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...