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/Sandman01.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-0ed9222-m [2019-01-11 15:08:39,470 INFO L170 SettingsManager]: Resetting all preferences to default values... [2019-01-11 15:08:39,472 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2019-01-11 15:08:39,483 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-01-11 15:08:39,483 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-01-11 15:08:39,484 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-01-11 15:08:39,486 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-01-11 15:08:39,488 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2019-01-11 15:08:39,489 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-01-11 15:08:39,490 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-01-11 15:08:39,491 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-01-11 15:08:39,491 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-01-11 15:08:39,493 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-01-11 15:08:39,494 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-01-11 15:08:39,495 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-01-11 15:08:39,496 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-01-11 15:08:39,497 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-01-11 15:08:39,498 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-01-11 15:08:39,501 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2019-01-11 15:08:39,502 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-01-11 15:08:39,503 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-01-11 15:08:39,505 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-01-11 15:08:39,507 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-01-11 15:08:39,508 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-01-11 15:08:39,508 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-01-11 15:08:39,509 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-01-11 15:08:39,510 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-01-11 15:08:39,511 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-01-11 15:08:39,512 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2019-01-11 15:08:39,513 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-01-11 15:08:39,513 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2019-01-11 15:08:39,514 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-01-11 15:08:39,514 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-01-11 15:08:39,514 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2019-01-11 15:08:39,515 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2019-01-11 15:08:39,516 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2019-01-11 15:08:39,517 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 15:08:39,545 INFO L110 SettingsManager]: Loading preferences was successful [2019-01-11 15:08:39,546 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2019-01-11 15:08:39,547 INFO L131 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2019-01-11 15:08:39,547 INFO L133 SettingsManager]: * Show backtranslation warnings=false [2019-01-11 15:08:39,547 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-01-11 15:08:39,547 INFO L133 SettingsManager]: * User list type=DISABLED [2019-01-11 15:08:39,548 INFO L133 SettingsManager]: * Inline calls to unimplemented procedures=true [2019-01-11 15:08:39,548 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-01-11 15:08:39,548 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-01-11 15:08:39,548 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2019-01-11 15:08:39,548 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-01-11 15:08:39,548 INFO L133 SettingsManager]: * Interval Domain=false [2019-01-11 15:08:39,549 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-01-11 15:08:39,549 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2019-01-11 15:08:39,550 INFO L133 SettingsManager]: * Use SBE=true [2019-01-11 15:08:39,550 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-01-11 15:08:39,550 INFO L133 SettingsManager]: * sizeof long=4 [2019-01-11 15:08:39,550 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2019-01-11 15:08:39,550 INFO L133 SettingsManager]: * sizeof POINTER=4 [2019-01-11 15:08:39,551 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2019-01-11 15:08:39,551 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-01-11 15:08:39,551 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-01-11 15:08:39,551 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-01-11 15:08:39,551 INFO L133 SettingsManager]: * sizeof long double=12 [2019-01-11 15:08:39,552 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2019-01-11 15:08:39,552 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-01-11 15:08:39,552 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-01-11 15:08:39,552 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-01-11 15:08:39,552 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2019-01-11 15:08:39,553 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:8192 -smt2 -in -t:2000 [2019-01-11 15:08:39,553 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-01-11 15:08:39,553 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-01-11 15:08:39,553 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-01-11 15:08:39,553 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-01-11 15:08:39,554 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-01-11 15:08:39,554 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:8192 -smt2 -in [2019-01-11 15:08:39,554 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-01-11 15:08:39,554 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-01-11 15:08:39,595 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-01-11 15:08:39,608 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-01-11 15:08:39,616 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-01-11 15:08:39,617 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-01-11 15:08:39,618 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2019-01-11 15:08:39,619 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/Sandman01.bpl [2019-01-11 15:08:39,619 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/Sandman01.bpl' [2019-01-11 15:08:39,659 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-01-11 15:08:39,661 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-01-11 15:08:39,662 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-01-11 15:08:39,662 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-01-11 15:08:39,662 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2019-01-11 15:08:39,678 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "Sandman01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 11.01 03:08:39" (1/1) ... [2019-01-11 15:08:39,689 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "Sandman01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 11.01 03:08:39" (1/1) ... [2019-01-11 15:08:39,694 WARN L165 Inliner]: Program contained no entry procedure! [2019-01-11 15:08:39,695 WARN L168 Inliner]: Missing entry procedures: [ULTIMATE.start] [2019-01-11 15:08:39,695 WARN L175 Inliner]: Fallback enabled. All procedures will be processed. [2019-01-11 15:08:39,698 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-01-11 15:08:39,698 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-01-11 15:08:39,699 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-01-11 15:08:39,699 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2019-01-11 15:08:39,710 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "Sandman01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 11.01 03:08:39" (1/1) ... [2019-01-11 15:08:39,712 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "Sandman01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 11.01 03:08:39" (1/1) ... [2019-01-11 15:08:39,713 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "Sandman01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 11.01 03:08:39" (1/1) ... [2019-01-11 15:08:39,713 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "Sandman01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 11.01 03:08:39" (1/1) ... [2019-01-11 15:08:39,717 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "Sandman01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 11.01 03:08:39" (1/1) ... [2019-01-11 15:08:39,722 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "Sandman01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 11.01 03:08:39" (1/1) ... [2019-01-11 15:08:39,723 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "Sandman01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 11.01 03:08:39" (1/1) ... [2019-01-11 15:08:39,725 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-01-11 15:08:39,726 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-01-11 15:08:39,726 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-01-11 15:08:39,726 INFO L276 PluginConnector]: RCFGBuilder initialized [2019-01-11 15:08:39,730 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "Sandman01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 11.01 03:08:39" (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 15:08:39,802 INFO L124 BoogieDeclarations]: Specification and implementation of procedure main given in one single declaration [2019-01-11 15:08:39,802 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-01-11 15:08:39,802 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-01-11 15:08:40,054 INFO L278 CfgBuilder]: Using library mode [2019-01-11 15:08:40,055 INFO L286 CfgBuilder]: Removed 1 assue(true) statements. [2019-01-11 15:08:40,056 INFO L202 PluginConnector]: Adding new model Sandman01.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.01 03:08:40 BoogieIcfgContainer [2019-01-11 15:08:40,056 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-01-11 15:08:40,057 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2019-01-11 15:08:40,057 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2019-01-11 15:08:40,057 INFO L276 PluginConnector]: Abstract Interpretation initialized [2019-01-11 15:08:40,058 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "Sandman01.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.01 03:08:40" (1/1) ... [2019-01-11 15:08:40,109 INFO L101 FixpointEngine]: Starting fixpoint engine with domain CompoundDomain (maxUnwinding=3, maxParallelStates=2) [2019-01-11 15:08:40,216 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2019-01-11 15:08:40,234 INFO L272 AbstractInterpreter]: Visited 7 different actions 7 times. Never merged. Never widened. Performed 8 root evaluator evaluations with a maximum evaluation depth of 3. Performed 8 inverse root evaluator evaluations with a maximum inverse evaluation depth of 3. Found 2 fixpoints after 2 different actions. Largest state had 0 variables. [2019-01-11 15:08:40,235 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2019-01-11 15:08:40,236 INFO L168 Benchmark]: Toolchain (without parser) took 576.37 ms. Allocated memory is still 141.0 MB. Free memory was 108.5 MB in the beginning and 89.4 MB in the end (delta: 19.1 MB). Peak memory consumption was 19.1 MB. Max. memory is 7.1 GB. [2019-01-11 15:08:40,238 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.54 ms. Allocated memory is still 141.0 MB. Free memory is still 109.4 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-01-11 15:08:40,239 INFO L168 Benchmark]: Boogie Procedure Inliner took 36.44 ms. Allocated memory is still 141.0 MB. Free memory was 108.5 MB in the beginning and 106.4 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 7.1 GB. [2019-01-11 15:08:40,240 INFO L168 Benchmark]: Boogie Preprocessor took 26.90 ms. Allocated memory is still 141.0 MB. Free memory was 106.4 MB in the beginning and 105.6 MB in the end (delta: 843.1 kB). Peak memory consumption was 843.1 kB. Max. memory is 7.1 GB. [2019-01-11 15:08:40,241 INFO L168 Benchmark]: RCFGBuilder took 330.31 ms. Allocated memory is still 141.0 MB. Free memory was 105.1 MB in the beginning and 96.4 MB in the end (delta: 8.8 MB). Peak memory consumption was 8.8 MB. Max. memory is 7.1 GB. [2019-01-11 15:08:40,243 INFO L168 Benchmark]: Abstract Interpretation took 178.70 ms. Allocated memory is still 141.0 MB. Free memory was 96.4 MB in the beginning and 89.4 MB in the end (delta: 7.0 MB). Peak memory consumption was 7.0 MB. Max. memory is 7.1 GB. [2019-01-11 15:08:40,248 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 0.54 ms. Allocated memory is still 141.0 MB. Free memory is still 109.4 MB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 36.44 ms. Allocated memory is still 141.0 MB. Free memory was 108.5 MB in the beginning and 106.4 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 26.90 ms. Allocated memory is still 141.0 MB. Free memory was 106.4 MB in the beginning and 105.6 MB in the end (delta: 843.1 kB). Peak memory consumption was 843.1 kB. Max. memory is 7.1 GB. * RCFGBuilder took 330.31 ms. Allocated memory is still 141.0 MB. Free memory was 105.1 MB in the beginning and 96.4 MB in the end (delta: 8.8 MB). Peak memory consumption was 8.8 MB. Max. memory is 7.1 GB. * Abstract Interpretation took 178.70 ms. Allocated memory is still 141.0 MB. Free memory was 96.4 MB in the beginning and 89.4 MB in the end (delta: 7.0 MB). Peak memory consumption was 7.0 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: - UnprovableResult [Line: 30]: Unable to prove that assertion always holds Unable to prove that assertion always holds Reason: abstract domain could reach this error location. Possible FailurePath: [L21] a[x] := 0; [L22] a[y] := 1000; [L29] COND TRUE x > y && a[x] == 1000 [L30] assert a[y] <= 0; RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...