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/Arrays/regression/StoreEquality.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-b8c145f [2019-08-05 12:12:26,427 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-05 12:12:26,432 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-05 12:12:26,445 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-05 12:12:26,445 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-05 12:12:26,446 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-05 12:12:26,447 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-05 12:12:26,449 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-05 12:12:26,451 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-05 12:12:26,452 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-05 12:12:26,453 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-05 12:12:26,453 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-05 12:12:26,454 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-05 12:12:26,455 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-05 12:12:26,456 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-05 12:12:26,457 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-05 12:12:26,458 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-05 12:12:26,459 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-05 12:12:26,460 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-05 12:12:26,463 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-05 12:12:26,464 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-05 12:12:26,466 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-05 12:12:26,467 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-05 12:12:26,468 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-05 12:12:26,470 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-05 12:12:26,471 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-05 12:12:26,471 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-05 12:12:26,472 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-05 12:12:26,472 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-05 12:12:26,474 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-05 12:12:26,474 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-05 12:12:26,475 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-05 12:12:26,475 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-05 12:12:26,476 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-05 12:12:26,477 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-05 12:12:26,478 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-05 12:12:26,478 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-05 12:12:26,478 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-05 12:12:26,479 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-05 12:12:26,480 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-05 12:12:26,480 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-05 12:12:26,481 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 12:12:26,504 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-05 12:12:26,505 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-05 12:12:26,508 INFO L136 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2019-08-05 12:12:26,509 INFO L138 SettingsManager]: * Show backtranslation warnings=false [2019-08-05 12:12:26,509 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-08-05 12:12:26,509 INFO L138 SettingsManager]: * User list type=DISABLED [2019-08-05 12:12:26,509 INFO L138 SettingsManager]: * Inline calls to unimplemented procedures=true [2019-08-05 12:12:26,510 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-08-05 12:12:26,510 INFO L138 SettingsManager]: * Explicit value domain=true [2019-08-05 12:12:26,511 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-08-05 12:12:26,511 INFO L138 SettingsManager]: * Octagon Domain=false [2019-08-05 12:12:26,511 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-08-05 12:12:26,512 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-08-05 12:12:26,512 INFO L138 SettingsManager]: * Interval Domain=false [2019-08-05 12:12:26,514 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-05 12:12:26,514 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-05 12:12:26,514 INFO L138 SettingsManager]: * Use SBE=true [2019-08-05 12:12:26,514 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-05 12:12:26,515 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-05 12:12:26,515 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-05 12:12:26,517 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-05 12:12:26,517 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-05 12:12:26,517 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-05 12:12:26,517 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-05 12:12:26,518 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-05 12:12:26,518 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-05 12:12:26,518 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-05 12:12:26,518 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-05 12:12:26,518 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-05 12:12:26,519 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-05 12:12:26,519 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-05 12:12:26,519 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-05 12:12:26,519 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-05 12:12:26,520 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-05 12:12:26,520 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-05 12:12:26,520 INFO L138 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-08-05 12:12:26,521 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-05 12:12:26,521 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-05 12:12:26,521 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-05 12:12:26,521 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-08-05 12:12:26,559 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-05 12:12:26,571 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-05 12:12:26,574 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-05 12:12:26,576 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-05 12:12:26,576 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-05 12:12:26,577 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/Arrays/regression/StoreEquality.bpl [2019-08-05 12:12:26,577 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/Arrays/regression/StoreEquality.bpl' [2019-08-05 12:12:26,608 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-05 12:12:26,609 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-05 12:12:26,610 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-08-05 12:12:26,610 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-08-05 12:12:26,611 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-08-05 12:12:26,627 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "StoreEquality.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:12:26" (1/1) ... [2019-08-05 12:12:26,637 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "StoreEquality.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:12:26" (1/1) ... [2019-08-05 12:12:26,644 WARN L165 Inliner]: Program contained no entry procedure! [2019-08-05 12:12:26,644 WARN L168 Inliner]: Missing entry procedures: [ULTIMATE.start] [2019-08-05 12:12:26,644 WARN L175 Inliner]: Fallback enabled. All procedures will be processed. [2019-08-05 12:12:26,646 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-08-05 12:12:26,647 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-05 12:12:26,648 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-05 12:12:26,648 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-05 12:12:26,659 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "StoreEquality.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:12:26" (1/1) ... [2019-08-05 12:12:26,660 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "StoreEquality.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:12:26" (1/1) ... [2019-08-05 12:12:26,660 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "StoreEquality.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:12:26" (1/1) ... [2019-08-05 12:12:26,661 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "StoreEquality.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:12:26" (1/1) ... [2019-08-05 12:12:26,663 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "StoreEquality.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:12:26" (1/1) ... [2019-08-05 12:12:26,665 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "StoreEquality.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:12:26" (1/1) ... [2019-08-05 12:12:26,666 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "StoreEquality.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:12:26" (1/1) ... [2019-08-05 12:12:26,667 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-05 12:12:26,668 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-05 12:12:26,668 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-05 12:12:26,668 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-05 12:12:26,669 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "StoreEquality.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:12:26" (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 12:12:26,738 INFO L124 BoogieDeclarations]: Specification and implementation of procedure main given in one single declaration [2019-08-05 12:12:26,739 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-05 12:12:26,739 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-05 12:12:26,936 INFO L275 CfgBuilder]: Using library mode [2019-08-05 12:12:26,936 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-05 12:12:26,937 INFO L202 PluginConnector]: Adding new model StoreEquality.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 12:12:26 BoogieIcfgContainer [2019-08-05 12:12:26,937 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-05 12:12:26,938 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2019-08-05 12:12:26,938 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2019-08-05 12:12:26,939 INFO L275 PluginConnector]: Abstract Interpretation initialized [2019-08-05 12:12:26,939 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "StoreEquality.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 12:12:26" (1/1) ... [2019-08-05 12:12:26,971 INFO L101 FixpointEngine]: Starting fixpoint engine with domain CompoundDomain (maxUnwinding=3, maxParallelStates=2) [2019-08-05 12:12:27,047 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2019-08-05 12:12:27,070 INFO L272 AbstractInterpreter]: Visited 10 different actions 10 times. Never merged. Never widened. Performed 22 root evaluator evaluations with a maximum evaluation depth of 3. Performed 22 inverse root evaluator evaluations with a maximum inverse evaluation depth of 3. Never found a fixpoint. Largest state had 0 variables. [2019-08-05 12:12:27,070 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2019-08-05 12:12:27,073 INFO L168 Benchmark]: Toolchain (without parser) took 462.66 ms. Allocated memory is still 134.2 MB. Free memory was 108.4 MB in the beginning and 90.6 MB in the end (delta: 17.8 MB). Peak memory consumption was 17.8 MB. Max. memory is 7.1 GB. [2019-08-05 12:12:27,075 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.20 ms. Allocated memory is still 134.2 MB. Free memory was 109.5 MB in the beginning and 109.3 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2019-08-05 12:12:27,076 INFO L168 Benchmark]: Boogie Procedure Inliner took 36.68 ms. Allocated memory is still 134.2 MB. Free memory was 108.2 MB in the beginning and 106.4 MB in the end (delta: 1.8 MB). Peak memory consumption was 1.8 MB. Max. memory is 7.1 GB. [2019-08-05 12:12:27,077 INFO L168 Benchmark]: Boogie Preprocessor took 19.82 ms. Allocated memory is still 134.2 MB. Free memory was 106.4 MB in the beginning and 105.3 MB in the end (delta: 1.1 MB). Peak memory consumption was 1.1 MB. Max. memory is 7.1 GB. [2019-08-05 12:12:27,078 INFO L168 Benchmark]: RCFGBuilder took 269.87 ms. Allocated memory is still 134.2 MB. Free memory was 105.3 MB in the beginning and 96.4 MB in the end (delta: 8.9 MB). Peak memory consumption was 8.9 MB. Max. memory is 7.1 GB. [2019-08-05 12:12:27,079 INFO L168 Benchmark]: Abstract Interpretation took 131.92 ms. Allocated memory is still 134.2 MB. Free memory was 96.4 MB in the beginning and 90.6 MB in the end (delta: 5.8 MB). Peak memory consumption was 5.8 MB. Max. memory is 7.1 GB. [2019-08-05 12:12:27,083 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 0.20 ms. Allocated memory is still 134.2 MB. Free memory was 109.5 MB in the beginning and 109.3 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 36.68 ms. Allocated memory is still 134.2 MB. Free memory was 108.2 MB in the beginning and 106.4 MB in the end (delta: 1.8 MB). Peak memory consumption was 1.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 19.82 ms. Allocated memory is still 134.2 MB. Free memory was 106.4 MB in the beginning and 105.3 MB in the end (delta: 1.1 MB). Peak memory consumption was 1.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 269.87 ms. Allocated memory is still 134.2 MB. Free memory was 105.3 MB in the beginning and 96.4 MB in the end (delta: 8.9 MB). Peak memory consumption was 8.9 MB. Max. memory is 7.1 GB. * Abstract Interpretation took 131.92 ms. Allocated memory is still 134.2 MB. Free memory was 96.4 MB in the beginning and 90.6 MB in the end (delta: 5.8 MB). Peak memory consumption was 5.8 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: - UnprovableResult [Line: 20]: Unable to prove that assertion always holds Unable to prove that assertion always holds Reason: abstract domain could reach this error location. Possible FailurePath: [L17] i := 5; [L18] a[5] := 1; [L19] tmp := a[i]; [L20] assert a[i] == a[5]; - 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: [L17] i := 5; [L18] a[5] := 1; [L19] tmp := a[i]; [L20] assert a[i] == a[5]; [L21] assert tmp == 1; - UnprovableResult [Line: 22]: Unable to prove that assertion always holds Unable to prove that assertion always holds Reason: abstract domain could reach this error location. Possible FailurePath: [L17] i := 5; [L18] a[5] := 1; [L19] tmp := a[i]; [L20] assert a[i] == a[5]; [L21] assert tmp == 1; [L22] assert a[i] == 1; - UnprovableResult [Line: 23]: Unable to prove that assertion always holds Unable to prove that assertion always holds Reason: abstract domain could reach this error location. Possible FailurePath: [L17] i := 5; [L18] a[5] := 1; [L19] tmp := a[i]; [L20] assert a[i] == a[5]; [L21] assert tmp == 1; [L22] assert a[i] == 1; [L23] assert a[i] == tmp; RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...