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/oct/stmt-assert-relations-int-strict.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-b8c145f [2019-08-05 12:18:45,705 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-05 12:18:45,707 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-05 12:18:45,719 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-05 12:18:45,719 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-05 12:18:45,720 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-05 12:18:45,722 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-05 12:18:45,723 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-05 12:18:45,725 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-05 12:18:45,726 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-05 12:18:45,727 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-05 12:18:45,727 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... 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[2019-08-05 12:18:45,747 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-05 12:18:45,748 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-05 12:18:45,749 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-05 12:18:45,749 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-05 12:18:45,750 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-05 12:18:45,751 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-05 12:18:45,751 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-05 12:18:45,752 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... 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[2019-08-05 12:18:45,754 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 12:18:45,767 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-05 12:18:45,767 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-05 12:18:45,768 INFO L136 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2019-08-05 12:18:45,769 INFO L138 SettingsManager]: * Show backtranslation warnings=false [2019-08-05 12:18:45,769 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-08-05 12:18:45,769 INFO L138 SettingsManager]: * User list type=DISABLED [2019-08-05 12:18:45,769 INFO L138 SettingsManager]: * Inline calls to unimplemented procedures=true [2019-08-05 12:18:45,769 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-08-05 12:18:45,770 INFO L138 SettingsManager]: * Explicit value domain=true [2019-08-05 12:18:45,770 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-08-05 12:18:45,770 INFO L138 SettingsManager]: * Octagon Domain=false [2019-08-05 12:18:45,770 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-08-05 12:18:45,770 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-08-05 12:18:45,771 INFO L138 SettingsManager]: * Interval Domain=false [2019-08-05 12:18:45,771 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-05 12:18:45,771 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-05 12:18:45,772 INFO L138 SettingsManager]: * Use SBE=true [2019-08-05 12:18:45,772 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-05 12:18:45,772 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-05 12:18:45,772 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-05 12:18:45,772 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-05 12:18:45,773 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-05 12:18:45,773 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-05 12:18:45,773 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-05 12:18:45,773 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-05 12:18:45,773 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-05 12:18:45,774 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-05 12:18:45,774 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-05 12:18:45,774 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-05 12:18:45,774 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-05 12:18:45,774 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-05 12:18:45,775 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-05 12:18:45,775 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-05 12:18:45,775 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-05 12:18:45,775 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-05 12:18:45,775 INFO L138 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-08-05 12:18:45,776 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-05 12:18:45,776 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-05 12:18:45,776 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-05 12:18:45,776 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-08-05 12:18:45,805 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-05 12:18:45,817 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-05 12:18:45,820 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-05 12:18:45,822 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-05 12:18:45,822 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-05 12:18:45,823 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/abstractInterpretation/regression/oct/stmt-assert-relations-int-strict.bpl [2019-08-05 12:18:45,823 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/abstractInterpretation/regression/oct/stmt-assert-relations-int-strict.bpl' [2019-08-05 12:18:45,847 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-05 12:18:45,849 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-05 12:18:45,850 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-08-05 12:18:45,850 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-08-05 12:18:45,850 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-08-05 12:18:45,867 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "stmt-assert-relations-int-strict.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:18:45" (1/1) ... [2019-08-05 12:18:45,875 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "stmt-assert-relations-int-strict.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:18:45" (1/1) ... [2019-08-05 12:18:45,882 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-08-05 12:18:45,883 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-05 12:18:45,883 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-05 12:18:45,883 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-05 12:18:45,894 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "stmt-assert-relations-int-strict.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:18:45" (1/1) ... [2019-08-05 12:18:45,894 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "stmt-assert-relations-int-strict.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:18:45" (1/1) ... [2019-08-05 12:18:45,895 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "stmt-assert-relations-int-strict.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:18:45" (1/1) ... [2019-08-05 12:18:45,895 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "stmt-assert-relations-int-strict.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:18:45" (1/1) ... [2019-08-05 12:18:45,896 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "stmt-assert-relations-int-strict.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:18:45" (1/1) ... [2019-08-05 12:18:45,898 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "stmt-assert-relations-int-strict.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:18:45" (1/1) ... [2019-08-05 12:18:45,898 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "stmt-assert-relations-int-strict.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:18:45" (1/1) ... [2019-08-05 12:18:45,900 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-05 12:18:45,900 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-05 12:18:45,900 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-05 12:18:45,900 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-05 12:18:45,901 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "stmt-assert-relations-int-strict.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:18:45" (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 12:18:45,974 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2019-08-05 12:18:45,975 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-05 12:18:45,975 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-05 12:18:46,242 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-05 12:18:46,243 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-05 12:18:46,245 INFO L202 PluginConnector]: Adding new model stmt-assert-relations-int-strict.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 12:18:46 BoogieIcfgContainer [2019-08-05 12:18:46,245 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-05 12:18:46,246 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2019-08-05 12:18:46,247 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2019-08-05 12:18:46,247 INFO L275 PluginConnector]: Abstract Interpretation initialized [2019-08-05 12:18:46,248 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "stmt-assert-relations-int-strict.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 12:18:46" (1/1) ... [2019-08-05 12:18:46,279 INFO L101 FixpointEngine]: Starting fixpoint engine with domain CompoundDomain (maxUnwinding=3, maxParallelStates=2) [2019-08-05 12:18:46,383 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2019-08-05 12:18:46,408 INFO L272 AbstractInterpreter]: Visited 10 different actions 10 times. Never merged. Never widened. Performed 18 root evaluator evaluations with a maximum evaluation depth of 3. Performed 18 inverse root evaluator evaluations with a maximum inverse evaluation depth of 3. Never found a fixpoint. Largest state had 0 variables. [2019-08-05 12:18:46,409 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2019-08-05 12:18:46,412 INFO L168 Benchmark]: Toolchain (without parser) took 561.91 ms. Allocated memory is still 139.5 MB. Free memory was 104.5 MB in the beginning and 86.7 MB in the end (delta: 17.8 MB). Peak memory consumption was 17.8 MB. Max. memory is 7.1 GB. [2019-08-05 12:18:46,413 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.18 ms. Allocated memory is still 139.5 MB. Free memory was 105.6 MB in the beginning and 105.4 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. [2019-08-05 12:18:46,415 INFO L168 Benchmark]: Boogie Procedure Inliner took 33.11 ms. Allocated memory is still 139.5 MB. Free memory was 104.3 MB in the beginning and 102.6 MB in the end (delta: 1.7 MB). Peak memory consumption was 1.7 MB. Max. memory is 7.1 GB. [2019-08-05 12:18:46,416 INFO L168 Benchmark]: Boogie Preprocessor took 16.59 ms. Allocated memory is still 139.5 MB. Free memory was 102.6 MB in the beginning and 101.7 MB in the end (delta: 933.4 kB). Peak memory consumption was 933.4 kB. Max. memory is 7.1 GB. [2019-08-05 12:18:46,417 INFO L168 Benchmark]: RCFGBuilder took 345.28 ms. Allocated memory is still 139.5 MB. Free memory was 101.5 MB in the beginning and 92.7 MB in the end (delta: 8.8 MB). Peak memory consumption was 8.8 MB. Max. memory is 7.1 GB. [2019-08-05 12:18:46,419 INFO L168 Benchmark]: Abstract Interpretation took 162.48 ms. Allocated memory is still 139.5 MB. Free memory was 92.7 MB in the beginning and 86.7 MB in the end (delta: 6.0 MB). Peak memory consumption was 6.0 MB. Max. memory is 7.1 GB. [2019-08-05 12:18:46,425 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 0.18 ms. Allocated memory is still 139.5 MB. Free memory was 105.6 MB in the beginning and 105.4 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 33.11 ms. Allocated memory is still 139.5 MB. Free memory was 104.3 MB in the beginning and 102.6 MB in the end (delta: 1.7 MB). Peak memory consumption was 1.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 16.59 ms. Allocated memory is still 139.5 MB. Free memory was 102.6 MB in the beginning and 101.7 MB in the end (delta: 933.4 kB). Peak memory consumption was 933.4 kB. Max. memory is 7.1 GB. * RCFGBuilder took 345.28 ms. Allocated memory is still 139.5 MB. Free memory was 101.5 MB in the beginning and 92.7 MB in the end (delta: 8.8 MB). Peak memory consumption was 8.8 MB. Max. memory is 7.1 GB. * Abstract Interpretation took 162.48 ms. Allocated memory is still 139.5 MB. Free memory was 92.7 MB in the beginning and 86.7 MB in the end (delta: 6.0 MB). Peak memory consumption was 6.0 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: - UnprovableResult [Line: 5]: Unable to prove that assertion always holds Unable to prove that assertion always holds Reason: abstract domain could reach this error location. Possible FailurePath: [L4] assume x < y; [L5] assert x < y; - UnprovableResult [Line: 6]: Unable to prove that assertion always holds Unable to prove that assertion always holds Reason: abstract domain could reach this error location. Possible FailurePath: [L4] assume x < y; [L5] assert x < y; [L6] assert y > x; - UnprovableResult [Line: 7]: Unable to prove that assertion always holds Unable to prove that assertion always holds Reason: abstract domain could reach this error location. Possible FailurePath: [L4] assume x < y; [L5] assert x < y; [L6] assert y > x; [L7] assert x - y < 0; - UnprovableResult [Line: 8]: Unable to prove that assertion always holds Unable to prove that assertion always holds Reason: abstract domain could reach this error location. Possible FailurePath: [L4] assume x < y; [L5] assert x < y; [L6] assert y > x; [L7] assert x - y < 0; [L8] assert y - x > 0; RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...