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/abstractInterpretation/regression/open/comp/proc-implies-statesplit.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-b8c145f [2019-08-05 12:18:46,730 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-05 12:18:46,732 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-05 12:18:46,747 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2019-08-05 12:18:46,801 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-05 12:18:46,802 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-05 12:18:46,803 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-05 12:18:46,805 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-05 12:18:46,806 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-05 12:18:46,807 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-05 12:18:46,808 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-05 12:18:46,808 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... 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[2019-08-05 12:18:46,812 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 12:18:46,841 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-05 12:18:46,841 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-05 12:18:46,842 INFO L136 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2019-08-05 12:18:46,842 INFO L138 SettingsManager]: * Show backtranslation warnings=false [2019-08-05 12:18:46,842 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-08-05 12:18:46,843 INFO L138 SettingsManager]: * User list type=DISABLED [2019-08-05 12:18:46,843 INFO L138 SettingsManager]: * Inline calls to unimplemented procedures=true [2019-08-05 12:18:46,843 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-08-05 12:18:46,846 INFO L138 SettingsManager]: * Explicit value domain=true [2019-08-05 12:18:46,847 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-08-05 12:18:46,847 INFO L138 SettingsManager]: * Octagon Domain=false [2019-08-05 12:18:46,847 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-08-05 12:18:46,847 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-08-05 12:18:46,847 INFO L138 SettingsManager]: * Interval Domain=false [2019-08-05 12:18:46,850 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-05 12:18:46,850 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-05 12:18:46,850 INFO L138 SettingsManager]: * Use SBE=true [2019-08-05 12:18:46,851 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-05 12:18:46,851 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-05 12:18:46,851 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-05 12:18:46,852 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-05 12:18:46,852 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-05 12:18:46,852 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-05 12:18:46,853 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-05 12:18:46,853 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-05 12:18:46,853 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-05 12:18:46,853 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-05 12:18:46,853 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-05 12:18:46,854 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-05 12:18:46,854 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-05 12:18:46,854 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-05 12:18:46,854 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-05 12:18:46,855 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-05 12:18:46,855 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-05 12:18:46,855 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-05 12:18:46,855 INFO L138 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-08-05 12:18:46,855 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-05 12:18:46,856 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-05 12:18:46,856 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-05 12:18:46,856 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-08-05 12:18:46,906 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-05 12:18:46,921 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-05 12:18:46,926 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-05 12:18:46,928 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-05 12:18:46,929 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-05 12:18:46,929 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/abstractInterpretation/regression/open/comp/proc-implies-statesplit.bpl [2019-08-05 12:18:46,930 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/abstractInterpretation/regression/open/comp/proc-implies-statesplit.bpl' [2019-08-05 12:18:46,966 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-05 12:18:46,968 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-05 12:18:46,969 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-08-05 12:18:46,969 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-08-05 12:18:46,969 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-08-05 12:18:46,987 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "proc-implies-statesplit.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:18:46" (1/1) ... [2019-08-05 12:18:46,996 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "proc-implies-statesplit.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:18:46" (1/1) ... [2019-08-05 12:18:47,017 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-08-05 12:18:47,019 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-05 12:18:47,019 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-05 12:18:47,019 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-05 12:18:47,031 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "proc-implies-statesplit.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:18:46" (1/1) ... [2019-08-05 12:18:47,031 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "proc-implies-statesplit.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:18:46" (1/1) ... [2019-08-05 12:18:47,032 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "proc-implies-statesplit.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:18:46" (1/1) ... [2019-08-05 12:18:47,032 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "proc-implies-statesplit.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:18:46" (1/1) ... [2019-08-05 12:18:47,036 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "proc-implies-statesplit.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:18:46" (1/1) ... [2019-08-05 12:18:47,039 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "proc-implies-statesplit.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:18:46" (1/1) ... [2019-08-05 12:18:47,040 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "proc-implies-statesplit.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:18:46" (1/1) ... [2019-08-05 12:18:47,045 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-05 12:18:47,045 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-05 12:18:47,046 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-05 12:18:47,046 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-05 12:18:47,047 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "proc-implies-statesplit.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:18:46" (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 12:18:47,117 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2019-08-05 12:18:47,117 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-05 12:18:47,117 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-05 12:18:47,456 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-05 12:18:47,457 INFO L283 CfgBuilder]: Removed 4 assume(true) statements. [2019-08-05 12:18:47,459 INFO L202 PluginConnector]: Adding new model proc-implies-statesplit.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 12:18:47 BoogieIcfgContainer [2019-08-05 12:18:47,459 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-05 12:18:47,460 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2019-08-05 12:18:47,460 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2019-08-05 12:18:47,461 INFO L275 PluginConnector]: Abstract Interpretation initialized [2019-08-05 12:18:47,463 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "proc-implies-statesplit.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 12:18:47" (1/1) ... [2019-08-05 12:18:47,497 INFO L101 FixpointEngine]: Starting fixpoint engine with domain CompoundDomain (maxUnwinding=3, maxParallelStates=2) [2019-08-05 12:18:47,659 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2019-08-05 12:18:47,681 INFO L272 AbstractInterpreter]: Visited 12 different actions 27 times. Merged at 9 different actions 13 times. Never widened. Performed 92 root evaluator evaluations with a maximum evaluation depth of 5. Performed 92 inverse root evaluator evaluations with a maximum inverse evaluation depth of 5. Found 2 fixpoints after 2 different actions. Largest state had 0 variables. [2019-08-05 12:18:47,682 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2019-08-05 12:18:47,685 INFO L168 Benchmark]: Toolchain (without parser) took 715.96 ms. Allocated memory is still 133.7 MB. Free memory was 107.7 MB in the beginning and 87.4 MB in the end (delta: 20.2 MB). Peak memory consumption was 20.2 MB. Max. memory is 7.1 GB. [2019-08-05 12:18:47,687 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.22 ms. Allocated memory is still 133.7 MB. Free memory was 108.9 MB in the beginning and 108.7 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. [2019-08-05 12:18:47,688 INFO L168 Benchmark]: Boogie Procedure Inliner took 49.23 ms. Allocated memory is still 133.7 MB. Free memory was 107.7 MB in the beginning and 105.6 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 7.1 GB. [2019-08-05 12:18:47,689 INFO L168 Benchmark]: Boogie Preprocessor took 25.96 ms. Allocated memory is still 133.7 MB. Free memory was 105.6 MB in the beginning and 104.5 MB in the end (delta: 1.1 MB). Peak memory consumption was 1.1 MB. Max. memory is 7.1 GB. [2019-08-05 12:18:47,691 INFO L168 Benchmark]: RCFGBuilder took 414.00 ms. Allocated memory is still 133.7 MB. Free memory was 104.5 MB in the beginning and 95.0 MB in the end (delta: 9.4 MB). Peak memory consumption was 9.4 MB. Max. memory is 7.1 GB. [2019-08-05 12:18:47,692 INFO L168 Benchmark]: Abstract Interpretation took 221.56 ms. Allocated memory is still 133.7 MB. Free memory was 95.0 MB in the beginning and 87.4 MB in the end (delta: 7.6 MB). Peak memory consumption was 7.6 MB. Max. memory is 7.1 GB. [2019-08-05 12:18:47,696 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 0.22 ms. Allocated memory is still 133.7 MB. Free memory was 108.9 MB in the beginning and 108.7 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 49.23 ms. Allocated memory is still 133.7 MB. Free memory was 107.7 MB in the beginning and 105.6 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 25.96 ms. Allocated memory is still 133.7 MB. Free memory was 105.6 MB in the beginning and 104.5 MB in the end (delta: 1.1 MB). Peak memory consumption was 1.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 414.00 ms. Allocated memory is still 133.7 MB. Free memory was 104.5 MB in the beginning and 95.0 MB in the end (delta: 9.4 MB). Peak memory consumption was 9.4 MB. Max. memory is 7.1 GB. * Abstract Interpretation took 221.56 ms. Allocated memory is still 133.7 MB. Free memory was 95.0 MB in the beginning and 87.4 MB in the end (delta: 7.6 MB). Peak memory consumption was 7.6 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: - UnprovableResult [Line: 12]: Unable to prove that assertion always holds Unable to prove that assertion always holds Reason: abstract domain could reach this error location. Possible FailurePath: [L20] bla := a; [L22] COND FALSE !(bla == 0) [L28] res := 20; [L20] bla := a; [L22] COND TRUE bla == 0 [L24] res := 10; [L12] assert input == 0 ==> result1 == 10; - UnprovableResult [Line: 13]: Unable to prove that assertion always holds Unable to prove that assertion always holds Reason: abstract domain could reach this error location. Possible FailurePath: [L20] bla := a; [L22] COND TRUE bla == 0 [L24] res := 10; [L20] bla := a; [L22] COND TRUE bla == 0 [L24] res := 10; [L12] assert input == 0 ==> result1 == 10; [L13] assert input == 1 ==> result2 == 20; RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...