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/scalable/INC_FlaggedConditional2.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-b8c145f [2019-08-05 12:16:28,024 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-05 12:16:28,027 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-05 12:16:28,038 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-05 12:16:28,039 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-05 12:16:28,040 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-05 12:16:28,041 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-05 12:16:28,043 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-05 12:16:28,045 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-05 12:16:28,046 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-05 12:16:28,047 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-05 12:16:28,047 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-05 12:16:28,047 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-05 12:16:28,048 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-05 12:16:28,049 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-05 12:16:28,051 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-05 12:16:28,051 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-05 12:16:28,052 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-05 12:16:28,054 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-05 12:16:28,056 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-05 12:16:28,058 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-05 12:16:28,059 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-05 12:16:28,061 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-05 12:16:28,062 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-05 12:16:28,064 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-05 12:16:28,065 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-05 12:16:28,065 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-05 12:16:28,066 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-05 12:16:28,066 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-05 12:16:28,067 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-05 12:16:28,068 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-05 12:16:28,069 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-05 12:16:28,069 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-05 12:16:28,070 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-05 12:16:28,071 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-05 12:16:28,072 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-05 12:16:28,072 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-05 12:16:28,073 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-05 12:16:28,073 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-05 12:16:28,074 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-05 12:16:28,075 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-05 12:16:28,075 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 12:16:28,097 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-05 12:16:28,100 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-05 12:16:28,101 INFO L136 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2019-08-05 12:16:28,101 INFO L138 SettingsManager]: * Show backtranslation warnings=false [2019-08-05 12:16:28,101 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-08-05 12:16:28,102 INFO L138 SettingsManager]: * User list type=DISABLED [2019-08-05 12:16:28,102 INFO L138 SettingsManager]: * Inline calls to unimplemented procedures=true [2019-08-05 12:16:28,103 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-08-05 12:16:28,103 INFO L138 SettingsManager]: * Explicit value domain=true [2019-08-05 12:16:28,103 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-08-05 12:16:28,103 INFO L138 SettingsManager]: * Octagon Domain=false [2019-08-05 12:16:28,103 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-08-05 12:16:28,104 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-08-05 12:16:28,104 INFO L138 SettingsManager]: * Interval Domain=false [2019-08-05 12:16:28,106 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-05 12:16:28,107 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-05 12:16:28,107 INFO L138 SettingsManager]: * Use SBE=true [2019-08-05 12:16:28,107 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-05 12:16:28,108 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-05 12:16:28,108 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-05 12:16:28,108 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-05 12:16:28,108 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-05 12:16:28,108 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-05 12:16:28,109 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-05 12:16:28,109 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-05 12:16:28,109 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-05 12:16:28,110 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-05 12:16:28,110 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-05 12:16:28,110 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-05 12:16:28,111 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-05 12:16:28,111 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-05 12:16:28,111 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-05 12:16:28,111 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-05 12:16:28,111 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-05 12:16:28,112 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-05 12:16:28,112 INFO L138 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-08-05 12:16:28,112 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-05 12:16:28,113 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-05 12:16:28,113 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-05 12:16:28,113 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-08-05 12:16:28,165 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-05 12:16:28,182 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-05 12:16:28,186 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-05 12:16:28,188 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-05 12:16:28,189 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-05 12:16:28,190 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/scalable/INC_FlaggedConditional2.bpl [2019-08-05 12:16:28,190 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/scalable/INC_FlaggedConditional2.bpl' [2019-08-05 12:16:28,226 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-05 12:16:28,227 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-05 12:16:28,228 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-08-05 12:16:28,228 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-08-05 12:16:28,229 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-08-05 12:16:28,248 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "INC_FlaggedConditional2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:16:28" (1/1) ... [2019-08-05 12:16:28,257 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "INC_FlaggedConditional2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:16:28" (1/1) ... [2019-08-05 12:16:28,264 WARN L165 Inliner]: Program contained no entry procedure! [2019-08-05 12:16:28,264 WARN L168 Inliner]: Missing entry procedures: [ULTIMATE.start] [2019-08-05 12:16:28,265 WARN L175 Inliner]: Fallback enabled. All procedures will be processed. [2019-08-05 12:16:28,267 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-08-05 12:16:28,268 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-05 12:16:28,268 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-05 12:16:28,268 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-05 12:16:28,280 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "INC_FlaggedConditional2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:16:28" (1/1) ... [2019-08-05 12:16:28,281 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "INC_FlaggedConditional2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:16:28" (1/1) ... [2019-08-05 12:16:28,282 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "INC_FlaggedConditional2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:16:28" (1/1) ... [2019-08-05 12:16:28,282 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "INC_FlaggedConditional2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:16:28" (1/1) ... [2019-08-05 12:16:28,287 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "INC_FlaggedConditional2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:16:28" (1/1) ... [2019-08-05 12:16:28,297 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "INC_FlaggedConditional2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:16:28" (1/1) ... [2019-08-05 12:16:28,298 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "INC_FlaggedConditional2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:16:28" (1/1) ... [2019-08-05 12:16:28,299 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-05 12:16:28,299 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-05 12:16:28,300 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-05 12:16:28,300 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-05 12:16:28,301 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "INC_FlaggedConditional2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:16:28" (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 12:16:28,367 INFO L124 BoogieDeclarations]: Specification and implementation of procedure foo given in one single declaration [2019-08-05 12:16:28,368 INFO L130 BoogieDeclarations]: Found specification of procedure foo [2019-08-05 12:16:28,368 INFO L138 BoogieDeclarations]: Found implementation of procedure foo [2019-08-05 12:16:28,521 INFO L275 CfgBuilder]: Using library mode [2019-08-05 12:16:28,521 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-08-05 12:16:28,522 INFO L202 PluginConnector]: Adding new model INC_FlaggedConditional2.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 12:16:28 BoogieIcfgContainer [2019-08-05 12:16:28,523 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-05 12:16:28,523 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2019-08-05 12:16:28,524 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2019-08-05 12:16:28,524 INFO L275 PluginConnector]: Abstract Interpretation initialized [2019-08-05 12:16:28,525 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "INC_FlaggedConditional2.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 12:16:28" (1/1) ... [2019-08-05 12:16:28,552 INFO L101 FixpointEngine]: Starting fixpoint engine with domain CompoundDomain (maxUnwinding=3, maxParallelStates=2) [2019-08-05 12:16:28,679 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2019-08-05 12:16:28,699 INFO L272 AbstractInterpreter]: Visited 9 different actions 30 times. Merged at 6 different actions 13 times. Widened at 1 different actions 1 times. Performed 90 root evaluator evaluations with a maximum evaluation depth of 4. Performed 90 inverse root evaluator evaluations with a maximum inverse evaluation depth of 4. Found 6 fixpoints after 2 different actions. Largest state had 0 variables. [2019-08-05 12:16:28,699 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2019-08-05 12:16:28,702 INFO L168 Benchmark]: Toolchain (without parser) took 474.01 ms. Allocated memory is still 140.0 MB. Free memory was 106.0 MB in the beginning and 86.9 MB in the end (delta: 19.1 MB). Peak memory consumption was 19.1 MB. Max. memory is 7.1 GB. [2019-08-05 12:16:28,704 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.20 ms. Allocated memory is still 140.0 MB. Free memory was 107.3 MB in the beginning and 107.1 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. [2019-08-05 12:16:28,705 INFO L168 Benchmark]: Boogie Procedure Inliner took 38.96 ms. Allocated memory is still 140.0 MB. Free memory was 106.0 MB in the beginning and 104.1 MB in the end (delta: 1.9 MB). Peak memory consumption was 1.9 MB. Max. memory is 7.1 GB. [2019-08-05 12:16:28,706 INFO L168 Benchmark]: Boogie Preprocessor took 31.53 ms. Allocated memory is still 140.0 MB. Free memory was 104.1 MB in the beginning and 102.9 MB in the end (delta: 1.1 MB). Peak memory consumption was 1.1 MB. Max. memory is 7.1 GB. [2019-08-05 12:16:28,707 INFO L168 Benchmark]: RCFGBuilder took 223.30 ms. Allocated memory is still 140.0 MB. Free memory was 102.9 MB in the beginning and 94.1 MB in the end (delta: 8.8 MB). Peak memory consumption was 8.8 MB. Max. memory is 7.1 GB. [2019-08-05 12:16:28,708 INFO L168 Benchmark]: Abstract Interpretation took 176.07 ms. Allocated memory is still 140.0 MB. Free memory was 93.9 MB in the beginning and 86.9 MB in the end (delta: 7.0 MB). Peak memory consumption was 7.0 MB. Max. memory is 7.1 GB. [2019-08-05 12:16:28,713 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 140.0 MB. Free memory was 107.3 MB in the beginning and 107.1 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 38.96 ms. Allocated memory is still 140.0 MB. Free memory was 106.0 MB in the beginning and 104.1 MB in the end (delta: 1.9 MB). Peak memory consumption was 1.9 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 31.53 ms. Allocated memory is still 140.0 MB. Free memory was 104.1 MB in the beginning and 102.9 MB in the end (delta: 1.1 MB). Peak memory consumption was 1.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 223.30 ms. Allocated memory is still 140.0 MB. Free memory was 102.9 MB in the beginning and 94.1 MB in the end (delta: 8.8 MB). Peak memory consumption was 8.8 MB. Max. memory is 7.1 GB. * Abstract Interpretation took 176.07 ms. Allocated memory is still 140.0 MB. Free memory was 93.9 MB in the beginning and 86.9 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: 29]: Unable to prove that assertion always holds Unable to prove that assertion always holds Reason: abstract domain could reach this error location. Possible FailurePath: [L12] flag := true; [L18] x := 0; [L19] y := 0; [L22] COND TRUE flag == true [L23] x := x + 1; [L22] COND FALSE !(flag == true) [L25] y := y + 1; [L29] assert x == 0 || y == 0; RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...