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/loopAcceleration/emptyLoop-bug-npe.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-b8c145f [2019-08-05 12:20:12,823 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-05 12:20:12,825 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-05 12:20:12,837 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-05 12:20:12,838 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-05 12:20:12,839 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-05 12:20:12,840 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-05 12:20:12,842 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-05 12:20:12,844 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-05 12:20:12,845 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-05 12:20:12,846 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-05 12:20:12,847 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-05 12:20:12,847 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-05 12:20:12,848 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-05 12:20:12,849 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-05 12:20:12,850 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-05 12:20:12,851 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-05 12:20:12,852 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-05 12:20:12,854 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-05 12:20:12,857 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-05 12:20:12,858 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-05 12:20:12,860 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-05 12:20:12,861 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-05 12:20:12,862 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-05 12:20:12,864 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-08-05 12:20:12,868 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-05 12:20:12,869 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-05 12:20:12,870 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-05 12:20:12,870 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-05 12:20:12,872 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-05 12:20:12,872 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-05 12:20:12,873 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-05 12:20:12,873 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... 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[2019-08-05 12:20:12,876 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 12:20:12,889 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-05 12:20:12,889 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-05 12:20:12,890 INFO L136 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2019-08-05 12:20:12,890 INFO L138 SettingsManager]: * Show backtranslation warnings=false [2019-08-05 12:20:12,891 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-08-05 12:20:12,891 INFO L138 SettingsManager]: * User list type=DISABLED [2019-08-05 12:20:12,893 INFO L138 SettingsManager]: * Inline calls to unimplemented procedures=true [2019-08-05 12:20:12,894 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-08-05 12:20:12,894 INFO L138 SettingsManager]: * Explicit value domain=true [2019-08-05 12:20:12,895 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-08-05 12:20:12,895 INFO L138 SettingsManager]: * Octagon Domain=false [2019-08-05 12:20:12,895 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-08-05 12:20:12,895 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-08-05 12:20:12,896 INFO L138 SettingsManager]: * Interval Domain=false [2019-08-05 12:20:12,897 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-05 12:20:12,898 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-05 12:20:12,898 INFO L138 SettingsManager]: * Use SBE=true [2019-08-05 12:20:12,898 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-05 12:20:12,898 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-05 12:20:12,899 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-05 12:20:12,899 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-05 12:20:12,899 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-05 12:20:12,900 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-05 12:20:12,900 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-05 12:20:12,900 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-05 12:20:12,900 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-05 12:20:12,901 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-05 12:20:12,901 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-05 12:20:12,902 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-05 12:20:12,902 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-05 12:20:12,902 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-05 12:20:12,902 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-05 12:20:12,903 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-05 12:20:12,903 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-05 12:20:12,903 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-05 12:20:12,903 INFO L138 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-08-05 12:20:12,903 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-05 12:20:12,904 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-05 12:20:12,904 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-05 12:20:12,905 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-08-05 12:20:12,957 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-05 12:20:12,978 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-05 12:20:12,982 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-05 12:20:12,984 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-05 12:20:12,985 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-05 12:20:12,986 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/loopAcceleration/emptyLoop-bug-npe.bpl [2019-08-05 12:20:12,986 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/loopAcceleration/emptyLoop-bug-npe.bpl' [2019-08-05 12:20:13,019 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-05 12:20:13,021 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-05 12:20:13,022 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-08-05 12:20:13,022 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-08-05 12:20:13,022 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-08-05 12:20:13,042 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "emptyLoop-bug-npe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:20:13" (1/1) ... [2019-08-05 12:20:13,050 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "emptyLoop-bug-npe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:20:13" (1/1) ... [2019-08-05 12:20:13,057 WARN L165 Inliner]: Program contained no entry procedure! [2019-08-05 12:20:13,058 WARN L168 Inliner]: Missing entry procedures: [ULTIMATE.start] [2019-08-05 12:20:13,058 WARN L175 Inliner]: Fallback enabled. All procedures will be processed. [2019-08-05 12:20:13,060 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-08-05 12:20:13,061 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-05 12:20:13,061 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-05 12:20:13,061 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-05 12:20:13,074 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "emptyLoop-bug-npe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:20:13" (1/1) ... [2019-08-05 12:20:13,075 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "emptyLoop-bug-npe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:20:13" (1/1) ... [2019-08-05 12:20:13,075 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "emptyLoop-bug-npe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:20:13" (1/1) ... [2019-08-05 12:20:13,075 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "emptyLoop-bug-npe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:20:13" (1/1) ... [2019-08-05 12:20:13,077 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "emptyLoop-bug-npe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:20:13" (1/1) ... [2019-08-05 12:20:13,085 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "emptyLoop-bug-npe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:20:13" (1/1) ... [2019-08-05 12:20:13,086 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "emptyLoop-bug-npe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:20:13" (1/1) ... [2019-08-05 12:20:13,087 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-05 12:20:13,088 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-05 12:20:13,088 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-05 12:20:13,088 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-05 12:20:13,090 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "emptyLoop-bug-npe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:20:13" (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 12:20:13,158 INFO L124 BoogieDeclarations]: Specification and implementation of procedure main given in one single declaration [2019-08-05 12:20:13,159 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-05 12:20:13,159 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-05 12:20:13,315 INFO L275 CfgBuilder]: Using library mode [2019-08-05 12:20:13,316 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-08-05 12:20:13,317 INFO L202 PluginConnector]: Adding new model emptyLoop-bug-npe.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 12:20:13 BoogieIcfgContainer [2019-08-05 12:20:13,318 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-05 12:20:13,319 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2019-08-05 12:20:13,319 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2019-08-05 12:20:13,319 INFO L275 PluginConnector]: Abstract Interpretation initialized [2019-08-05 12:20:13,325 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "emptyLoop-bug-npe.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 12:20:13" (1/1) ... [2019-08-05 12:20:13,359 INFO L101 FixpointEngine]: Starting fixpoint engine with domain CompoundDomain (maxUnwinding=3, maxParallelStates=2) [2019-08-05 12:20:13,412 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2019-08-05 12:20:13,419 INFO L272 AbstractInterpreter]: Visited 2 different actions 4 times. Never merged. Never widened. Performed 2 root evaluator evaluations with a maximum evaluation depth of 1. Performed 2 inverse root evaluator evaluations with a maximum inverse evaluation depth of 0. Found 1 fixpoints after 1 different actions. Largest state had 0 variables. [2019-08-05 12:20:13,420 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2019-08-05 12:20:13,423 INFO L168 Benchmark]: Toolchain (without parser) took 400.96 ms. Allocated memory is still 140.5 MB. Free memory was 107.3 MB in the beginning and 92.5 MB in the end (delta: 14.8 MB). Peak memory consumption was 14.8 MB. Max. memory is 7.1 GB. [2019-08-05 12:20:13,425 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.21 ms. Allocated memory is still 140.5 MB. Free memory was 108.3 MB in the beginning and 108.1 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. [2019-08-05 12:20:13,426 INFO L168 Benchmark]: Boogie Procedure Inliner took 38.71 ms. Allocated memory is still 140.5 MB. Free memory was 107.1 MB in the beginning and 105.2 MB in the end (delta: 1.8 MB). Peak memory consumption was 1.8 MB. Max. memory is 7.1 GB. [2019-08-05 12:20:13,427 INFO L168 Benchmark]: Boogie Preprocessor took 26.64 ms. Allocated memory is still 140.5 MB. Free memory was 105.2 MB in the beginning and 104.1 MB in the end (delta: 1.1 MB). Peak memory consumption was 1.1 MB. Max. memory is 7.1 GB. [2019-08-05 12:20:13,428 INFO L168 Benchmark]: RCFGBuilder took 229.83 ms. Allocated memory is still 140.5 MB. Free memory was 104.1 MB in the beginning and 96.7 MB in the end (delta: 7.4 MB). Peak memory consumption was 7.4 MB. Max. memory is 7.1 GB. [2019-08-05 12:20:13,430 INFO L168 Benchmark]: Abstract Interpretation took 101.59 ms. Allocated memory is still 140.5 MB. Free memory was 96.7 MB in the beginning and 92.5 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 7.1 GB. [2019-08-05 12:20:13,434 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 0.21 ms. Allocated memory is still 140.5 MB. Free memory was 108.3 MB in the beginning and 108.1 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 38.71 ms. Allocated memory is still 140.5 MB. Free memory was 107.1 MB in the beginning and 105.2 MB in the end (delta: 1.8 MB). Peak memory consumption was 1.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 26.64 ms. Allocated memory is still 140.5 MB. Free memory was 105.2 MB in the beginning and 104.1 MB in the end (delta: 1.1 MB). Peak memory consumption was 1.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 229.83 ms. Allocated memory is still 140.5 MB. Free memory was 104.1 MB in the beginning and 96.7 MB in the end (delta: 7.4 MB). Peak memory consumption was 7.4 MB. Max. memory is 7.1 GB. * Abstract Interpretation took 101.59 ms. Allocated memory is still 140.5 MB. Free memory was 96.7 MB in the beginning and 92.5 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - PositiveResult [Line: 12]: assertion always holds For all program executions holds that assertion always holds at this location RESULT: Ultimate proved your program to be correct! Received shutdown request...