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/heapseparator/speedup-poc-dd-1-limited.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-0ed9222-m [2019-01-11 15:08:22,850 INFO L170 SettingsManager]: Resetting all preferences to default values... [2019-01-11 15:08:22,852 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2019-01-11 15:08:22,864 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-01-11 15:08:22,864 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-01-11 15:08:22,865 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-01-11 15:08:22,867 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-01-11 15:08:22,869 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2019-01-11 15:08:22,870 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-01-11 15:08:22,871 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-01-11 15:08:22,872 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... 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[2019-01-11 15:08:22,897 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/ai/array-bench/reach_32bit_compound_exp_cong.epf [2019-01-11 15:08:22,910 INFO L110 SettingsManager]: Loading preferences was successful [2019-01-11 15:08:22,910 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2019-01-11 15:08:22,911 INFO L131 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2019-01-11 15:08:22,911 INFO L133 SettingsManager]: * Show backtranslation warnings=false [2019-01-11 15:08:22,911 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-01-11 15:08:22,911 INFO L133 SettingsManager]: * User list type=DISABLED [2019-01-11 15:08:22,912 INFO L133 SettingsManager]: * Inline calls to unimplemented procedures=true [2019-01-11 15:08:22,912 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-01-11 15:08:22,912 INFO L133 SettingsManager]: * Explicit value domain=true [2019-01-11 15:08:22,912 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-01-11 15:08:22,912 INFO L133 SettingsManager]: * Octagon Domain=false [2019-01-11 15:08:22,913 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2019-01-11 15:08:22,913 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-01-11 15:08:22,913 INFO L133 SettingsManager]: * Interval Domain=false [2019-01-11 15:08:22,914 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-01-11 15:08:22,914 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2019-01-11 15:08:22,914 INFO L133 SettingsManager]: * Use SBE=true [2019-01-11 15:08:22,914 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-01-11 15:08:22,914 INFO L133 SettingsManager]: * sizeof long=4 [2019-01-11 15:08:22,915 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2019-01-11 15:08:22,915 INFO L133 SettingsManager]: * sizeof POINTER=4 [2019-01-11 15:08:22,915 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2019-01-11 15:08:22,915 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-01-11 15:08:22,915 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-01-11 15:08:22,916 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-01-11 15:08:22,916 INFO L133 SettingsManager]: * sizeof long double=12 [2019-01-11 15:08:22,916 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2019-01-11 15:08:22,916 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-01-11 15:08:22,916 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-01-11 15:08:22,917 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-01-11 15:08:22,917 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2019-01-11 15:08:22,917 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:8192 -smt2 -in -t:2000 [2019-01-11 15:08:22,917 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-01-11 15:08:22,917 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-01-11 15:08:22,918 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-01-11 15:08:22,918 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-01-11 15:08:22,918 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-01-11 15:08:22,918 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:8192 -smt2 -in [2019-01-11 15:08:22,918 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-01-11 15:08:22,919 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-01-11 15:08:22,948 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-01-11 15:08:22,960 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-01-11 15:08:22,964 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-01-11 15:08:22,965 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-01-11 15:08:22,966 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2019-01-11 15:08:22,967 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/heapseparator/speedup-poc-dd-1-limited.bpl [2019-01-11 15:08:22,967 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/heapseparator/speedup-poc-dd-1-limited.bpl' [2019-01-11 15:08:23,002 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-01-11 15:08:23,004 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-01-11 15:08:23,004 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-01-11 15:08:23,005 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-01-11 15:08:23,005 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2019-01-11 15:08:23,022 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "speedup-poc-dd-1-limited.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 11.01 03:08:22" (1/1) ... [2019-01-11 15:08:23,034 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "speedup-poc-dd-1-limited.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 11.01 03:08:22" (1/1) ... [2019-01-11 15:08:23,057 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-01-11 15:08:23,058 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-01-11 15:08:23,058 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-01-11 15:08:23,058 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2019-01-11 15:08:23,070 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "speedup-poc-dd-1-limited.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 11.01 03:08:22" (1/1) ... [2019-01-11 15:08:23,070 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "speedup-poc-dd-1-limited.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 11.01 03:08:22" (1/1) ... [2019-01-11 15:08:23,071 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "speedup-poc-dd-1-limited.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 11.01 03:08:22" (1/1) ... [2019-01-11 15:08:23,072 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "speedup-poc-dd-1-limited.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 11.01 03:08:22" (1/1) ... [2019-01-11 15:08:23,074 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "speedup-poc-dd-1-limited.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 11.01 03:08:22" (1/1) ... [2019-01-11 15:08:23,078 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "speedup-poc-dd-1-limited.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 11.01 03:08:22" (1/1) ... [2019-01-11 15:08:23,079 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "speedup-poc-dd-1-limited.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 11.01 03:08:22" (1/1) ... [2019-01-11 15:08:23,080 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-01-11 15:08:23,081 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-01-11 15:08:23,081 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-01-11 15:08:23,081 INFO L276 PluginConnector]: RCFGBuilder initialized [2019-01-11 15:08:23,082 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "speedup-poc-dd-1-limited.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 11.01 03:08:22" (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:8192 -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:8192 -smt2 -in -t:2000 [2019-01-11 15:08:23,152 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-01-11 15:08:23,153 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-01-11 15:08:23,346 INFO L281 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-01-11 15:08:23,347 INFO L286 CfgBuilder]: Removed 5 assue(true) statements. [2019-01-11 15:08:23,348 INFO L202 PluginConnector]: Adding new model speedup-poc-dd-1-limited.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.01 03:08:23 BoogieIcfgContainer [2019-01-11 15:08:23,348 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-01-11 15:08:23,349 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2019-01-11 15:08:23,349 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2019-01-11 15:08:23,350 INFO L276 PluginConnector]: Abstract Interpretation initialized [2019-01-11 15:08:23,351 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "speedup-poc-dd-1-limited.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.01 03:08:23" (1/1) ... [2019-01-11 15:08:23,381 INFO L101 FixpointEngine]: Starting fixpoint engine with domain CompoundDomain (maxUnwinding=3, maxParallelStates=2) [2019-01-11 15:08:23,452 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2019-01-11 15:08:23,471 INFO L272 AbstractInterpreter]: Visited 5 different actions 5 times. Never merged. Never widened. Performed 16 root evaluator evaluations with a maximum evaluation depth of 2. Performed 16 inverse root evaluator evaluations with a maximum inverse evaluation depth of 2. Found 1 fixpoints after 1 different actions. Largest state had 0 variables. [2019-01-11 15:08:23,473 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2019-01-11 15:08:23,474 INFO L168 Benchmark]: Toolchain (without parser) took 471.17 ms. Allocated memory is still 141.0 MB. Free memory was 107.3 MB in the beginning and 89.7 MB in the end (delta: 17.6 MB). Peak memory consumption was 17.6 MB. Max. memory is 7.1 GB. [2019-01-11 15:08:23,476 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.18 ms. Allocated memory is still 141.0 MB. Free memory is still 108.5 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-01-11 15:08:23,477 INFO L168 Benchmark]: Boogie Procedure Inliner took 52.68 ms. Allocated memory is still 141.0 MB. Free memory was 107.3 MB in the beginning and 105.0 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. [2019-01-11 15:08:23,479 INFO L168 Benchmark]: Boogie Preprocessor took 22.78 ms. Allocated memory is still 141.0 MB. Free memory was 105.0 MB in the beginning and 103.9 MB in the end (delta: 1.1 MB). Peak memory consumption was 1.1 MB. Max. memory is 7.1 GB. [2019-01-11 15:08:23,480 INFO L168 Benchmark]: RCFGBuilder took 267.60 ms. Allocated memory is still 141.0 MB. Free memory was 103.9 MB in the beginning and 95.3 MB in the end (delta: 8.6 MB). Peak memory consumption was 8.6 MB. Max. memory is 7.1 GB. [2019-01-11 15:08:23,481 INFO L168 Benchmark]: Abstract Interpretation took 123.95 ms. Allocated memory is still 141.0 MB. Free memory was 95.1 MB in the beginning and 89.7 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 7.1 GB. [2019-01-11 15:08:23,487 INFO L336 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 141.0 MB. Free memory is still 108.5 MB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 52.68 ms. Allocated memory is still 141.0 MB. Free memory was 107.3 MB in the beginning and 105.0 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 22.78 ms. Allocated memory is still 141.0 MB. Free memory was 105.0 MB in the beginning and 103.9 MB in the end (delta: 1.1 MB). Peak memory consumption was 1.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 267.60 ms. Allocated memory is still 141.0 MB. Free memory was 103.9 MB in the beginning and 95.3 MB in the end (delta: 8.6 MB). Peak memory consumption was 8.6 MB. Max. memory is 7.1 GB. * Abstract Interpretation took 123.95 ms. Allocated memory is still 141.0 MB. Free memory was 95.1 MB in the beginning and 89.7 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: - UnprovableResult [Line: 26]: Unable to prove that assertion always holds Unable to prove that assertion always holds Reason: abstract domain could reach this error location. Possible FailurePath: [L30-L31] modifies #valid; [L30-L32] ensures old(#valid)[ptr] == 0; [L30-L33] ensures #valid == old(#valid)[ptr := 1]; [L19] #memory_int[p1] := 0; [L26] assert #memory_int[p1] >= 0; RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...