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_oct_cong.epf -i ../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/codeblockAssertOrder01.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-df3cc4e-m [2019-01-11 11:58:48,305 INFO L170 SettingsManager]: Resetting all preferences to default values... [2019-01-11 11:58:48,307 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2019-01-11 11:58:48,319 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-01-11 11:58:48,320 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-01-11 11:58:48,321 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-01-11 11:58:48,322 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-01-11 11:58:48,325 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2019-01-11 11:58:48,327 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-01-11 11:58:48,328 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-01-11 11:58:48,329 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... 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[2019-01-11 11:58:48,356 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 [2019-01-11 11:58:48,369 INFO L110 SettingsManager]: Loading preferences was successful [2019-01-11 11:58:48,370 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2019-01-11 11:58:48,370 INFO L131 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2019-01-11 11:58:48,371 INFO L133 SettingsManager]: * Show backtranslation warnings=false [2019-01-11 11:58:48,371 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-01-11 11:58:48,371 INFO L133 SettingsManager]: * User list type=DISABLED [2019-01-11 11:58:48,371 INFO L133 SettingsManager]: * Inline calls to unimplemented procedures=true [2019-01-11 11:58:48,372 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-01-11 11:58:48,372 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-01-11 11:58:48,372 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2019-01-11 11:58:48,372 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-01-11 11:58:48,372 INFO L133 SettingsManager]: * Interval Domain=false [2019-01-11 11:58:48,373 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-01-11 11:58:48,374 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2019-01-11 11:58:48,374 INFO L133 SettingsManager]: * Use SBE=true [2019-01-11 11:58:48,374 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-01-11 11:58:48,374 INFO L133 SettingsManager]: * sizeof long=4 [2019-01-11 11:58:48,374 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2019-01-11 11:58:48,375 INFO L133 SettingsManager]: * sizeof POINTER=4 [2019-01-11 11:58:48,375 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2019-01-11 11:58:48,375 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-01-11 11:58:48,375 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-01-11 11:58:48,375 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-01-11 11:58:48,375 INFO L133 SettingsManager]: * sizeof long double=12 [2019-01-11 11:58:48,376 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2019-01-11 11:58:48,376 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-01-11 11:58:48,376 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-01-11 11:58:48,376 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-01-11 11:58:48,376 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2019-01-11 11:58:48,377 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:8192 -smt2 -in -t:2000 [2019-01-11 11:58:48,377 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-01-11 11:58:48,377 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-01-11 11:58:48,377 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-01-11 11:58:48,377 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-01-11 11:58:48,378 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-01-11 11:58:48,378 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:8192 -smt2 -in [2019-01-11 11:58:48,378 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-01-11 11:58:48,378 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-01-11 11:58:48,408 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-01-11 11:58:48,420 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-01-11 11:58:48,424 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-01-11 11:58:48,425 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-01-11 11:58:48,426 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2019-01-11 11:58:48,427 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/codeblockAssertOrder01.bpl [2019-01-11 11:58:48,427 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/codeblockAssertOrder01.bpl' [2019-01-11 11:58:48,464 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-01-11 11:58:48,467 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-01-11 11:58:48,467 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-01-11 11:58:48,468 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-01-11 11:58:48,469 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2019-01-11 11:58:48,487 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "codeblockAssertOrder01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 11.01 11:58:48" (1/1) ... [2019-01-11 11:58:48,498 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "codeblockAssertOrder01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 11.01 11:58:48" (1/1) ... [2019-01-11 11:58:48,504 WARN L165 Inliner]: Program contained no entry procedure! [2019-01-11 11:58:48,504 WARN L168 Inliner]: Missing entry procedures: [ULTIMATE.start] [2019-01-11 11:58:48,505 WARN L175 Inliner]: Fallback enabled. All procedures will be processed. [2019-01-11 11:58:48,507 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-01-11 11:58:48,508 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-01-11 11:58:48,508 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-01-11 11:58:48,508 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2019-01-11 11:58:48,520 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "codeblockAssertOrder01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 11.01 11:58:48" (1/1) ... [2019-01-11 11:58:48,520 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "codeblockAssertOrder01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 11.01 11:58:48" (1/1) ... [2019-01-11 11:58:48,521 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "codeblockAssertOrder01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 11.01 11:58:48" (1/1) ... [2019-01-11 11:58:48,521 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "codeblockAssertOrder01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 11.01 11:58:48" (1/1) ... [2019-01-11 11:58:48,524 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "codeblockAssertOrder01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 11.01 11:58:48" (1/1) ... [2019-01-11 11:58:48,529 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "codeblockAssertOrder01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 11.01 11:58:48" (1/1) ... [2019-01-11 11:58:48,530 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "codeblockAssertOrder01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 11.01 11:58:48" (1/1) ... [2019-01-11 11:58:48,531 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-01-11 11:58:48,531 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-01-11 11:58:48,532 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-01-11 11:58:48,532 INFO L276 PluginConnector]: RCFGBuilder initialized [2019-01-11 11:58:48,533 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "codeblockAssertOrder01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 11.01 11:58:48" (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:8192 -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:8192 -smt2 -in -t:2000 [2019-01-11 11:58:48,606 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-01-11 11:58:48,607 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-01-11 11:58:48,806 INFO L278 CfgBuilder]: Using library mode [2019-01-11 11:58:48,807 INFO L286 CfgBuilder]: Removed 0 assue(true) statements. [2019-01-11 11:58:48,808 INFO L202 PluginConnector]: Adding new model codeblockAssertOrder01.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.01 11:58:48 BoogieIcfgContainer [2019-01-11 11:58:48,808 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-01-11 11:58:48,809 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2019-01-11 11:58:48,809 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2019-01-11 11:58:48,809 INFO L276 PluginConnector]: Abstract Interpretation initialized [2019-01-11 11:58:48,810 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "codeblockAssertOrder01.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.01 11:58:48" (1/1) ... [2019-01-11 11:58:48,862 INFO L101 FixpointEngine]: Starting fixpoint engine with domain CompoundDomain (maxUnwinding=3, maxParallelStates=2) [2019-01-11 11:58:49,089 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2019-01-11 11:58:49,110 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. [2019-01-11 11:58:49,113 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2019-01-11 11:58:49,114 INFO L168 Benchmark]: Toolchain (without parser) took 648.28 ms. Allocated memory is still 142.1 MB. Free memory was 109.6 MB in the beginning and 87.8 MB in the end (delta: 21.9 MB). Peak memory consumption was 21.9 MB. Max. memory is 7.1 GB. [2019-01-11 11:58:49,117 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.22 ms. Allocated memory is still 142.1 MB. Free memory is still 110.9 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-01-11 11:58:49,118 INFO L168 Benchmark]: Boogie Procedure Inliner took 39.83 ms. Allocated memory is still 142.1 MB. Free memory was 109.6 MB in the beginning and 107.7 MB in the end (delta: 1.9 MB). Peak memory consumption was 1.9 MB. Max. memory is 7.1 GB. [2019-01-11 11:58:49,120 INFO L168 Benchmark]: Boogie Preprocessor took 23.27 ms. Allocated memory is still 142.1 MB. Free memory was 107.7 MB in the beginning and 106.6 MB in the end (delta: 1.1 MB). Peak memory consumption was 1.1 MB. Max. memory is 7.1 GB. [2019-01-11 11:58:49,123 INFO L168 Benchmark]: RCFGBuilder took 276.54 ms. Allocated memory is still 142.1 MB. Free memory was 106.6 MB in the beginning and 98.0 MB in the end (delta: 8.6 MB). Peak memory consumption was 8.6 MB. Max. memory is 7.1 GB. [2019-01-11 11:58:49,125 INFO L168 Benchmark]: Abstract Interpretation took 304.24 ms. Allocated memory is still 142.1 MB. Free memory was 98.0 MB in the beginning and 87.8 MB in the end (delta: 10.2 MB). Peak memory consumption was 10.2 MB. Max. memory is 7.1 GB. [2019-01-11 11:58:49,134 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 0.22 ms. Allocated memory is still 142.1 MB. Free memory is still 110.9 MB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 39.83 ms. Allocated memory is still 142.1 MB. Free memory was 109.6 MB in the beginning and 107.7 MB in the end (delta: 1.9 MB). Peak memory consumption was 1.9 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 23.27 ms. Allocated memory is still 142.1 MB. Free memory was 107.7 MB in the beginning and 106.6 MB in the end (delta: 1.1 MB). Peak memory consumption was 1.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 276.54 ms. Allocated memory is still 142.1 MB. Free memory was 106.6 MB in the beginning and 98.0 MB in the end (delta: 8.6 MB). Peak memory consumption was 8.6 MB. Max. memory is 7.1 GB. * Abstract Interpretation took 304.24 ms. Allocated memory is still 142.1 MB. Free memory was 98.0 MB in the beginning and 87.8 MB in the end (delta: 10.2 MB). Peak memory consumption was 10.2 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...