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/loopAcceleration/loopAccelerationWerner/tripleNestedLoop.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-b8c145f [2019-08-05 12:20:10,601 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-05 12:20:10,603 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-05 12:20:10,616 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-05 12:20:10,616 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-05 12:20:10,617 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-05 12:20:10,619 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-05 12:20:10,621 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-05 12:20:10,623 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-05 12:20:10,624 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-05 12:20:10,625 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-05 12:20:10,625 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-05 12:20:10,626 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-05 12:20:10,627 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-05 12:20:10,628 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-05 12:20:10,629 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-05 12:20:10,630 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-05 12:20:10,631 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-05 12:20:10,633 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-05 12:20:10,635 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-05 12:20:10,637 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-05 12:20:10,638 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-05 12:20:10,639 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-05 12:20:10,640 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-05 12:20:10,643 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-08-05 12:20:10,647 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-05 12:20:10,648 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-05 12:20:10,649 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-05 12:20:10,650 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-05 12:20:10,651 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-05 12:20:10,651 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-05 12:20:10,652 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-05 12:20:10,653 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... 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[2019-08-05 12:20:10,656 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/ai/array-bench/reach_32bit_compound_exp_cong.epf [2019-08-05 12:20:10,677 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-05 12:20:10,677 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-05 12:20:10,681 INFO L136 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2019-08-05 12:20:10,681 INFO L138 SettingsManager]: * Show backtranslation warnings=false [2019-08-05 12:20:10,681 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-08-05 12:20:10,681 INFO L138 SettingsManager]: * User list type=DISABLED [2019-08-05 12:20:10,682 INFO L138 SettingsManager]: * Inline calls to unimplemented procedures=true [2019-08-05 12:20:10,682 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-08-05 12:20:10,682 INFO L138 SettingsManager]: * Explicit value domain=true [2019-08-05 12:20:10,682 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-08-05 12:20:10,682 INFO L138 SettingsManager]: * Octagon Domain=false [2019-08-05 12:20:10,683 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-08-05 12:20:10,683 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-08-05 12:20:10,684 INFO L138 SettingsManager]: * Interval Domain=false [2019-08-05 12:20:10,685 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-05 12:20:10,685 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-05 12:20:10,685 INFO L138 SettingsManager]: * Use SBE=true [2019-08-05 12:20:10,687 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-05 12:20:10,687 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-05 12:20:10,687 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-05 12:20:10,687 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-05 12:20:10,687 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-05 12:20:10,687 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-05 12:20:10,688 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-05 12:20:10,688 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-05 12:20:10,688 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-05 12:20:10,689 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-05 12:20:10,689 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-05 12:20:10,689 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-05 12:20:10,689 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-05 12:20:10,689 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-05 12:20:10,690 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-05 12:20:10,690 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-05 12:20:10,690 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-05 12:20:10,690 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-05 12:20:10,690 INFO L138 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-08-05 12:20:10,691 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-05 12:20:10,691 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-05 12:20:10,692 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-05 12:20:10,693 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-08-05 12:20:10,748 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-05 12:20:10,766 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-05 12:20:10,770 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-05 12:20:10,772 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-05 12:20:10,773 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-05 12:20:10,774 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/loopAcceleration/loopAccelerationWerner/tripleNestedLoop.bpl [2019-08-05 12:20:10,774 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/loopAcceleration/loopAccelerationWerner/tripleNestedLoop.bpl' [2019-08-05 12:20:10,810 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-05 12:20:10,812 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-05 12:20:10,813 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-08-05 12:20:10,813 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-08-05 12:20:10,813 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-08-05 12:20:10,833 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "tripleNestedLoop.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:20:10" (1/1) ... [2019-08-05 12:20:10,844 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "tripleNestedLoop.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:20:10" (1/1) ... [2019-08-05 12:20:10,850 WARN L165 Inliner]: Program contained no entry procedure! [2019-08-05 12:20:10,850 WARN L168 Inliner]: Missing entry procedures: [ULTIMATE.start] [2019-08-05 12:20:10,851 WARN L175 Inliner]: Fallback enabled. All procedures will be processed. [2019-08-05 12:20:10,853 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-08-05 12:20:10,854 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-05 12:20:10,854 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-05 12:20:10,854 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-05 12:20:10,866 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "tripleNestedLoop.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:20:10" (1/1) ... [2019-08-05 12:20:10,866 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "tripleNestedLoop.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:20:10" (1/1) ... [2019-08-05 12:20:10,867 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "tripleNestedLoop.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:20:10" (1/1) ... [2019-08-05 12:20:10,867 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "tripleNestedLoop.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:20:10" (1/1) ... [2019-08-05 12:20:10,870 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "tripleNestedLoop.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:20:10" (1/1) ... [2019-08-05 12:20:10,876 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "tripleNestedLoop.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:20:10" (1/1) ... [2019-08-05 12:20:10,877 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "tripleNestedLoop.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:20:10" (1/1) ... [2019-08-05 12:20:10,878 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-05 12:20:10,879 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-05 12:20:10,879 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-05 12:20:10,879 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-05 12:20:10,880 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "tripleNestedLoop.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:20:10" (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: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 [2019-08-05 12:20:10,957 INFO L124 BoogieDeclarations]: Specification and implementation of procedure main given in one single declaration [2019-08-05 12:20:10,958 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-05 12:20:10,958 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-05 12:20:11,189 INFO L275 CfgBuilder]: Using library mode [2019-08-05 12:20:11,189 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-05 12:20:11,191 INFO L202 PluginConnector]: Adding new model tripleNestedLoop.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 12:20:11 BoogieIcfgContainer [2019-08-05 12:20:11,191 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-05 12:20:11,191 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2019-08-05 12:20:11,192 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2019-08-05 12:20:11,192 INFO L275 PluginConnector]: Abstract Interpretation initialized [2019-08-05 12:20:11,193 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "tripleNestedLoop.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 12:20:11" (1/1) ... [2019-08-05 12:20:11,220 INFO L101 FixpointEngine]: Starting fixpoint engine with domain CompoundDomain (maxUnwinding=3, maxParallelStates=2) [2019-08-05 12:20:11,357 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2019-08-05 12:20:11,384 INFO L272 AbstractInterpreter]: Visited 14 different actions 44 times. Merged at 5 different actions 15 times. Widened at 3 different actions 5 times. Performed 167 root evaluator evaluations with a maximum evaluation depth of 3. Performed 167 inverse root evaluator evaluations with a maximum inverse evaluation depth of 3. Found 12 fixpoints after 4 different actions. Largest state had 0 variables. [2019-08-05 12:20:11,385 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2019-08-05 12:20:11,388 INFO L168 Benchmark]: Toolchain (without parser) took 575.14 ms. Allocated memory is still 141.0 MB. Free memory was 107.1 MB in the beginning and 86.4 MB in the end (delta: 20.7 MB). Peak memory consumption was 20.7 MB. Max. memory is 7.1 GB. [2019-08-05 12:20:11,389 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.21 ms. Allocated memory is still 141.0 MB. Free memory is still 107.9 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-08-05 12:20:11,390 INFO L168 Benchmark]: Boogie Procedure Inliner took 40.69 ms. Allocated memory is still 141.0 MB. Free memory was 107.1 MB in the beginning and 105.0 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 7.1 GB. [2019-08-05 12:20:11,392 INFO L168 Benchmark]: Boogie Preprocessor took 24.27 ms. Allocated memory is still 141.0 MB. Free memory was 105.0 MB in the beginning and 103.7 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 7.1 GB. [2019-08-05 12:20:11,393 INFO L168 Benchmark]: RCFGBuilder took 312.11 ms. Allocated memory is still 141.0 MB. Free memory was 103.7 MB in the beginning and 94.5 MB in the end (delta: 9.2 MB). Peak memory consumption was 9.2 MB. Max. memory is 7.1 GB. [2019-08-05 12:20:11,394 INFO L168 Benchmark]: Abstract Interpretation took 193.46 ms. Allocated memory is still 141.0 MB. Free memory was 94.5 MB in the beginning and 86.4 MB in the end (delta: 8.1 MB). Peak memory consumption was 8.1 MB. Max. memory is 7.1 GB. [2019-08-05 12:20:11,399 INFO L335 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 0.21 ms. Allocated memory is still 141.0 MB. Free memory is still 107.9 MB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 40.69 ms. Allocated memory is still 141.0 MB. Free memory was 107.1 MB in the beginning and 105.0 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 24.27 ms. Allocated memory is still 141.0 MB. Free memory was 105.0 MB in the beginning and 103.7 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 312.11 ms. Allocated memory is still 141.0 MB. Free memory was 103.7 MB in the beginning and 94.5 MB in the end (delta: 9.2 MB). Peak memory consumption was 9.2 MB. Max. memory is 7.1 GB. * Abstract Interpretation took 193.46 ms. Allocated memory is still 141.0 MB. Free memory was 94.5 MB in the beginning and 86.4 MB in the end (delta: 8.1 MB). Peak memory consumption was 8.1 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: - UnprovableResult [Line: 24]: Unable to prove that assertion always holds Unable to prove that assertion always holds Reason: abstract domain could reach this error location. Possible FailurePath: [L11] x := 0; [L12] y := 0; [L13] z := 0; [L15] COND TRUE x < 5000 [L16] x := x + 1; [L17] COND TRUE y < 10000 [L18] y := y + 1; [L19] COND TRUE z < 7 [L20] z := z + 1; [L19] COND TRUE z < 7 [L20] z := z + 1; [L19] COND FALSE !(z < 7) [L17] COND TRUE y < 10000 [L18] y := y + 1; [L19] COND FALSE !(z < 7) [L17] COND FALSE !(y < 10000) [L15] COND TRUE x < 5000 [L16] x := x + 1; [L17] COND FALSE !(y < 10000) [L15] COND FALSE !(x < 5000) [L24] assert x == 5000; - UnprovableResult [Line: 25]: Unable to prove that assertion always holds Unable to prove that assertion always holds Reason: abstract domain could reach this error location. Possible FailurePath: [L11] x := 0; [L12] y := 0; [L13] z := 0; [L15] COND TRUE x < 5000 [L16] x := x + 1; [L17] COND TRUE y < 10000 [L18] y := y + 1; [L19] COND TRUE z < 7 [L20] z := z + 1; [L19] COND TRUE z < 7 [L20] z := z + 1; [L19] COND FALSE !(z < 7) [L17] COND TRUE y < 10000 [L18] y := y + 1; [L19] COND FALSE !(z < 7) [L17] COND FALSE !(y < 10000) [L15] COND TRUE x < 5000 [L16] x := x + 1; [L17] COND FALSE !(y < 10000) [L15] COND FALSE !(x < 5000) [L24] assert x == 5000; [L25] assert y == 10000; - UnprovableResult [Line: 26]: Unable to prove that assertion always holds Unable to prove that assertion always holds Reason: abstract domain could reach this error location. Possible FailurePath: [L11] x := 0; [L12] y := 0; [L13] z := 0; [L15] COND TRUE x < 5000 [L16] x := x + 1; [L17] COND TRUE y < 10000 [L18] y := y + 1; [L19] COND TRUE z < 7 [L20] z := z + 1; [L19] COND TRUE z < 7 [L20] z := z + 1; [L19] COND FALSE !(z < 7) [L17] COND TRUE y < 10000 [L18] y := y + 1; [L19] COND FALSE !(z < 7) [L17] COND FALSE !(y < 10000) [L15] COND TRUE x < 5000 [L16] x := x + 1; [L17] COND FALSE !(y < 10000) [L15] COND FALSE !(x < 5000) [L24] assert x == 5000; [L25] assert y == 10000; [L26] assert z == 7; RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...