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/abstractInterpretation/regression/non_con/loop-literal-widening-predicate-weakening.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-b8c145f [2019-08-05 12:19:36,983 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-05 12:19:36,986 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-05 12:19:36,998 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-05 12:19:36,998 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-05 12:19:36,999 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-05 12:19:37,001 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-05 12:19:37,002 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-05 12:19:37,004 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-05 12:19:37,005 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-05 12:19:37,006 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-05 12:19:37,007 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-05 12:19:37,007 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-05 12:19:37,008 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-05 12:19:37,009 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-05 12:19:37,010 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-05 12:19:37,011 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-05 12:19:37,012 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-05 12:19:37,017 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-05 12:19:37,019 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-05 12:19:37,022 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-05 12:19:37,024 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-05 12:19:37,027 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-05 12:19:37,028 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-05 12:19:37,033 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-08-05 12:19:37,036 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-05 12:19:37,041 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-05 12:19:37,042 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-05 12:19:37,044 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-05 12:19:37,046 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-05 12:19:37,046 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-05 12:19:37,047 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-05 12:19:37,048 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... 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[2019-08-05 12:19:37,054 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 12:19:37,076 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-05 12:19:37,076 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-05 12:19:37,077 INFO L136 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2019-08-05 12:19:37,078 INFO L138 SettingsManager]: * Show backtranslation warnings=false [2019-08-05 12:19:37,078 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-08-05 12:19:37,078 INFO L138 SettingsManager]: * User list type=DISABLED [2019-08-05 12:19:37,078 INFO L138 SettingsManager]: * Inline calls to unimplemented procedures=true [2019-08-05 12:19:37,078 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-08-05 12:19:37,079 INFO L138 SettingsManager]: * Explicit value domain=true [2019-08-05 12:19:37,079 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-08-05 12:19:37,079 INFO L138 SettingsManager]: * Octagon Domain=false [2019-08-05 12:19:37,079 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-08-05 12:19:37,079 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-08-05 12:19:37,080 INFO L138 SettingsManager]: * Interval Domain=false [2019-08-05 12:19:37,080 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-05 12:19:37,081 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-05 12:19:37,081 INFO L138 SettingsManager]: * Use SBE=true [2019-08-05 12:19:37,081 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-05 12:19:37,081 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-05 12:19:37,081 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-05 12:19:37,081 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-05 12:19:37,082 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-05 12:19:37,082 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-05 12:19:37,082 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-05 12:19:37,082 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-05 12:19:37,082 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-05 12:19:37,083 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-05 12:19:37,083 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-05 12:19:37,083 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-05 12:19:37,083 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-05 12:19:37,083 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-05 12:19:37,084 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-05 12:19:37,084 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-05 12:19:37,084 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-05 12:19:37,084 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-05 12:19:37,084 INFO L138 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-08-05 12:19:37,085 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-05 12:19:37,085 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-05 12:19:37,085 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-05 12:19:37,085 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-08-05 12:19:37,117 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-05 12:19:37,130 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-05 12:19:37,134 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-05 12:19:37,136 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-05 12:19:37,136 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-05 12:19:37,137 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/abstractInterpretation/regression/non_con/loop-literal-widening-predicate-weakening.bpl [2019-08-05 12:19:37,137 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/abstractInterpretation/regression/non_con/loop-literal-widening-predicate-weakening.bpl' [2019-08-05 12:19:37,166 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-05 12:19:37,168 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-05 12:19:37,168 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-08-05 12:19:37,169 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-08-05 12:19:37,169 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-08-05 12:19:37,186 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "loop-literal-widening-predicate-weakening.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:19:37" (1/1) ... [2019-08-05 12:19:37,195 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "loop-literal-widening-predicate-weakening.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:19:37" (1/1) ... [2019-08-05 12:19:37,204 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-08-05 12:19:37,205 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-05 12:19:37,205 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-05 12:19:37,205 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-05 12:19:37,217 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "loop-literal-widening-predicate-weakening.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:19:37" (1/1) ... [2019-08-05 12:19:37,217 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "loop-literal-widening-predicate-weakening.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:19:37" (1/1) ... [2019-08-05 12:19:37,218 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "loop-literal-widening-predicate-weakening.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:19:37" (1/1) ... [2019-08-05 12:19:37,218 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "loop-literal-widening-predicate-weakening.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:19:37" (1/1) ... [2019-08-05 12:19:37,220 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "loop-literal-widening-predicate-weakening.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:19:37" (1/1) ... [2019-08-05 12:19:37,225 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "loop-literal-widening-predicate-weakening.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:19:37" (1/1) ... [2019-08-05 12:19:37,226 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "loop-literal-widening-predicate-weakening.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:19:37" (1/1) ... [2019-08-05 12:19:37,227 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-05 12:19:37,228 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-05 12:19:37,228 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-05 12:19:37,228 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-05 12:19:37,229 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "loop-literal-widening-predicate-weakening.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:19:37" (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 12:19:37,297 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2019-08-05 12:19:37,298 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-05 12:19:37,298 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-05 12:19:37,544 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-05 12:19:37,544 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-05 12:19:37,546 INFO L202 PluginConnector]: Adding new model loop-literal-widening-predicate-weakening.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 12:19:37 BoogieIcfgContainer [2019-08-05 12:19:37,546 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-05 12:19:37,546 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2019-08-05 12:19:37,546 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2019-08-05 12:19:37,547 INFO L275 PluginConnector]: Abstract Interpretation initialized [2019-08-05 12:19:37,547 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "loop-literal-widening-predicate-weakening.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 12:19:37" (1/1) ... [2019-08-05 12:19:37,575 INFO L101 FixpointEngine]: Starting fixpoint engine with domain CompoundDomain (maxUnwinding=3, maxParallelStates=2) [2019-08-05 12:19:37,659 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2019-08-05 12:19:37,678 INFO L272 AbstractInterpreter]: Visited 6 different actions 12 times. Merged at 1 different actions 3 times. Never widened. Performed 48 root evaluator evaluations with a maximum evaluation depth of 3. Performed 48 inverse root evaluator evaluations with a maximum inverse evaluation depth of 3. Found 2 fixpoints after 2 different actions. Largest state had 0 variables. [2019-08-05 12:19:37,679 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2019-08-05 12:19:37,682 INFO L168 Benchmark]: Toolchain (without parser) took 512.56 ms. Allocated memory is still 141.0 MB. Free memory was 105.9 MB in the beginning and 87.7 MB in the end (delta: 18.2 MB). Peak memory consumption was 18.2 MB. Max. memory is 7.1 GB. [2019-08-05 12:19:37,683 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.23 ms. Allocated memory is still 141.0 MB. Free memory was 107.1 MB in the beginning and 106.9 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2019-08-05 12:19:37,685 INFO L168 Benchmark]: Boogie Procedure Inliner took 35.92 ms. Allocated memory is still 141.0 MB. Free memory was 105.9 MB in the beginning and 104.1 MB in the end (delta: 1.8 MB). Peak memory consumption was 1.8 MB. Max. memory is 7.1 GB. [2019-08-05 12:19:37,686 INFO L168 Benchmark]: Boogie Preprocessor took 22.53 ms. Allocated memory is still 141.0 MB. Free memory was 104.1 MB in the beginning and 103.0 MB in the end (delta: 1.1 MB). Peak memory consumption was 1.1 MB. Max. memory is 7.1 GB. [2019-08-05 12:19:37,687 INFO L168 Benchmark]: RCFGBuilder took 318.22 ms. Allocated memory is still 141.0 MB. Free memory was 103.0 MB in the beginning and 94.2 MB in the end (delta: 8.8 MB). Peak memory consumption was 8.8 MB. Max. memory is 7.1 GB. [2019-08-05 12:19:37,688 INFO L168 Benchmark]: Abstract Interpretation took 132.44 ms. Allocated memory is still 141.0 MB. Free memory was 94.2 MB in the beginning and 87.7 MB in the end (delta: 6.5 MB). Peak memory consumption was 6.5 MB. Max. memory is 7.1 GB. [2019-08-05 12:19:37,694 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 0.23 ms. Allocated memory is still 141.0 MB. Free memory was 107.1 MB in the beginning and 106.9 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 35.92 ms. Allocated memory is still 141.0 MB. Free memory was 105.9 MB in the beginning and 104.1 MB in the end (delta: 1.8 MB). Peak memory consumption was 1.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 22.53 ms. Allocated memory is still 141.0 MB. Free memory was 104.1 MB in the beginning and 103.0 MB in the end (delta: 1.1 MB). Peak memory consumption was 1.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 318.22 ms. Allocated memory is still 141.0 MB. Free memory was 103.0 MB in the beginning and 94.2 MB in the end (delta: 8.8 MB). Peak memory consumption was 8.8 MB. Max. memory is 7.1 GB. * Abstract Interpretation took 132.44 ms. Allocated memory is still 141.0 MB. Free memory was 94.2 MB in the beginning and 87.7 MB in the end (delta: 6.5 MB). Peak memory consumption was 6.5 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: - UnprovableResult [Line: 14]: Unable to prove that assertion always holds Unable to prove that assertion always holds Reason: abstract domain could reach this error location. Possible FailurePath: [L5] x := 1; [L6] y := 2; [L7] z := 3; [L8] a := 4; [L9] b := 5; [L10] c := 6; [L11] COND TRUE x < 100 [L12] x := x + 1; [L11] COND TRUE x < 100 [L12] x := x + 1; [L11] COND FALSE !(x < 100) [L14] assert x <= 100; RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...