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/BoogiePL/schaetzc/hardNameCollision.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-b8c145f [2019-08-05 12:13:35,931 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-05 12:13:35,933 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-05 12:13:35,944 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2019-08-05 12:13:35,953 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-05 12:13:35,954 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-05 12:13:35,955 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-05 12:13:35,956 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-05 12:13:35,957 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-05 12:13:35,957 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-05 12:13:35,959 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-05 12:13:35,961 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-05 12:13:35,963 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-05 12:13:35,964 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-05 12:13:35,966 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-05 12:13:35,968 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-05 12:13:35,972 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-08-05 12:13:35,993 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 12:13:36,016 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-05 12:13:36,016 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-05 12:13:36,017 INFO L136 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2019-08-05 12:13:36,017 INFO L138 SettingsManager]: * Show backtranslation warnings=false [2019-08-05 12:13:36,018 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-08-05 12:13:36,018 INFO L138 SettingsManager]: * User list type=DISABLED [2019-08-05 12:13:36,018 INFO L138 SettingsManager]: * Inline calls to unimplemented procedures=true [2019-08-05 12:13:36,019 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-08-05 12:13:36,019 INFO L138 SettingsManager]: * Explicit value domain=true [2019-08-05 12:13:36,019 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-08-05 12:13:36,019 INFO L138 SettingsManager]: * Octagon Domain=false [2019-08-05 12:13:36,020 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-08-05 12:13:36,020 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-08-05 12:13:36,020 INFO L138 SettingsManager]: * Interval Domain=false [2019-08-05 12:13:36,021 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-05 12:13:36,022 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-05 12:13:36,022 INFO L138 SettingsManager]: * Use SBE=true [2019-08-05 12:13:36,022 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-05 12:13:36,022 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-05 12:13:36,022 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-05 12:13:36,023 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-05 12:13:36,023 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-05 12:13:36,024 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-05 12:13:36,025 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-05 12:13:36,025 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-05 12:13:36,025 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-05 12:13:36,025 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-05 12:13:36,026 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-05 12:13:36,026 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-05 12:13:36,026 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-05 12:13:36,026 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-05 12:13:36,026 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-05 12:13:36,027 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-05 12:13:36,027 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-05 12:13:36,027 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-05 12:13:36,027 INFO L138 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-08-05 12:13:36,028 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-05 12:13:36,028 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-05 12:13:36,028 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-05 12:13:36,028 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-08-05 12:13:36,062 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-05 12:13:36,074 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-05 12:13:36,077 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-05 12:13:36,078 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-05 12:13:36,079 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-05 12:13:36,079 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/BoogiePL/schaetzc/hardNameCollision.bpl [2019-08-05 12:13:36,080 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/BoogiePL/schaetzc/hardNameCollision.bpl' [2019-08-05 12:13:36,112 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-05 12:13:36,113 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-05 12:13:36,114 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-08-05 12:13:36,114 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-08-05 12:13:36,114 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-08-05 12:13:36,130 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "hardNameCollision.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:13:36" (1/1) ... [2019-08-05 12:13:36,139 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "hardNameCollision.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:13:36" (1/1) ... [2019-08-05 12:13:36,145 WARN L165 Inliner]: Program contained no entry procedure! [2019-08-05 12:13:36,146 WARN L168 Inliner]: Missing entry procedures: [ULTIMATE.start] [2019-08-05 12:13:36,146 WARN L175 Inliner]: Fallback enabled. All procedures will be processed. [2019-08-05 12:13:36,148 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-08-05 12:13:36,149 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-05 12:13:36,149 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-05 12:13:36,149 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-05 12:13:36,160 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "hardNameCollision.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:13:36" (1/1) ... [2019-08-05 12:13:36,161 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "hardNameCollision.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:13:36" (1/1) ... [2019-08-05 12:13:36,161 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "hardNameCollision.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:13:36" (1/1) ... [2019-08-05 12:13:36,162 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "hardNameCollision.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:13:36" (1/1) ... [2019-08-05 12:13:36,165 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "hardNameCollision.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:13:36" (1/1) ... [2019-08-05 12:13:36,166 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "hardNameCollision.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:13:36" (1/1) ... [2019-08-05 12:13:36,167 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "hardNameCollision.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:13:36" (1/1) ... [2019-08-05 12:13:36,168 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-05 12:13:36,169 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-05 12:13:36,169 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-05 12:13:36,169 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-05 12:13:36,170 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "hardNameCollision.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:13:36" (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 12:13:36,236 INFO L130 BoogieDeclarations]: Found specification of procedure f [2019-08-05 12:13:36,237 INFO L138 BoogieDeclarations]: Found implementation of procedure f [2019-08-05 12:13:36,237 INFO L124 BoogieDeclarations]: Specification and implementation of procedure g given in one single declaration [2019-08-05 12:13:36,237 INFO L130 BoogieDeclarations]: Found specification of procedure g [2019-08-05 12:13:36,238 INFO L138 BoogieDeclarations]: Found implementation of procedure g [2019-08-05 12:13:36,329 WARN L731 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-08-05 12:13:36,460 WARN L731 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-08-05 12:13:36,523 INFO L275 CfgBuilder]: Using library mode [2019-08-05 12:13:36,523 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-05 12:13:36,524 INFO L202 PluginConnector]: Adding new model hardNameCollision.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 12:13:36 BoogieIcfgContainer [2019-08-05 12:13:36,525 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-05 12:13:36,525 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2019-08-05 12:13:36,526 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2019-08-05 12:13:36,526 INFO L275 PluginConnector]: Abstract Interpretation initialized [2019-08-05 12:13:36,527 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "hardNameCollision.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 12:13:36" (1/1) ... [2019-08-05 12:13:36,557 INFO L101 FixpointEngine]: Starting fixpoint engine with domain CompoundDomain (maxUnwinding=3, maxParallelStates=2) [2019-08-05 12:13:36,662 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2019-08-05 12:13:36,683 INFO L272 AbstractInterpreter]: Visited 8 different actions 8 times. Never merged. Never widened. Performed 28 root evaluator evaluations with a maximum evaluation depth of 7. Performed 28 inverse root evaluator evaluations with a maximum inverse evaluation depth of 7. Never found a fixpoint. Largest state had 0 variables. [2019-08-05 12:13:36,683 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2019-08-05 12:13:36,687 INFO L168 Benchmark]: Toolchain (without parser) took 571.80 ms. Allocated memory is still 141.6 MB. Free memory was 106.2 MB in the beginning and 86.6 MB in the end (delta: 19.6 MB). Peak memory consumption was 19.6 MB. Max. memory is 7.1 GB. [2019-08-05 12:13:36,688 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.18 ms. Allocated memory is still 141.6 MB. Free memory was 107.5 MB in the beginning and 107.3 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. [2019-08-05 12:13:36,689 INFO L168 Benchmark]: Boogie Procedure Inliner took 34.32 ms. Allocated memory is still 141.6 MB. Free memory was 106.2 MB in the beginning and 104.3 MB in the end (delta: 1.9 MB). Peak memory consumption was 1.9 MB. Max. memory is 7.1 GB. [2019-08-05 12:13:36,691 INFO L168 Benchmark]: Boogie Preprocessor took 19.95 ms. Allocated memory is still 141.6 MB. Free memory was 104.3 MB in the beginning and 103.2 MB in the end (delta: 1.1 MB). Peak memory consumption was 1.1 MB. Max. memory is 7.1 GB. [2019-08-05 12:13:36,692 INFO L168 Benchmark]: RCFGBuilder took 355.88 ms. Allocated memory is still 141.6 MB. Free memory was 103.2 MB in the beginning and 92.9 MB in the end (delta: 10.3 MB). Peak memory consumption was 10.3 MB. Max. memory is 7.1 GB. [2019-08-05 12:13:36,693 INFO L168 Benchmark]: Abstract Interpretation took 158.02 ms. Allocated memory is still 141.6 MB. Free memory was 92.7 MB in the beginning and 86.6 MB in the end (delta: 6.0 MB). Peak memory consumption was 6.0 MB. Max. memory is 7.1 GB. [2019-08-05 12:13:36,697 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 141.6 MB. Free memory was 107.5 MB in the beginning and 107.3 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 34.32 ms. Allocated memory is still 141.6 MB. Free memory was 106.2 MB in the beginning and 104.3 MB in the end (delta: 1.9 MB). Peak memory consumption was 1.9 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 19.95 ms. Allocated memory is still 141.6 MB. Free memory was 104.3 MB in the beginning and 103.2 MB in the end (delta: 1.1 MB). Peak memory consumption was 1.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 355.88 ms. Allocated memory is still 141.6 MB. Free memory was 103.2 MB in the beginning and 92.9 MB in the end (delta: 10.3 MB). Peak memory consumption was 10.3 MB. Max. memory is 7.1 GB. * Abstract Interpretation took 158.02 ms. Allocated memory is still 141.6 MB. Free memory was 92.7 MB in the beginning and 86.6 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: 20]: Unable to prove that procedure postcondition always holds Unable to prove that procedure postcondition always holds Reason: abstract domain could reach this error location. Possible FailurePath: [L20-L21] requires a * x > a; [L25] d := 41; [L26] z := 21; [L27] y := a; [L28] b := x; - UnprovableResult [Line: 5]: Unable to prove that procedure postcondition always holds Unable to prove that procedure postcondition always holds Reason: abstract domain could reach this error location. Possible FailurePath: [L5-L6] requires z + a * c - y > 0 && z + a * a + z < y - c; [L14] d := z + a - (c + y); [L15] b := a + c - (y + z); [L16] x := b - d; [L17] globalVar := b + c * c * a - d; RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...