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/20170304-DifficultPathPrograms/nested9.i_3.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-b8c145f [2019-08-04 22:00:12,257 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-04 22:00:12,259 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-04 22:00:12,271 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2019-08-04 22:00:12,298 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-04 22:00:12,299 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-04 22:00:12,300 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-04 22:00:12,301 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-04 22:00:12,302 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-04 22:00:12,302 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-04 22:00:12,303 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-04 22:00:12,303 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... 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[2019-08-04 22:00:12,305 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 [2019-08-04 22:00:12,318 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-04 22:00:12,319 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-04 22:00:12,320 INFO L136 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2019-08-04 22:00:12,320 INFO L138 SettingsManager]: * Show backtranslation warnings=false [2019-08-04 22:00:12,320 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-08-04 22:00:12,320 INFO L138 SettingsManager]: * User list type=DISABLED [2019-08-04 22:00:12,320 INFO L138 SettingsManager]: * Inline calls to unimplemented procedures=true [2019-08-04 22:00:12,321 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-08-04 22:00:12,321 INFO L138 SettingsManager]: * Explicit value domain=true [2019-08-04 22:00:12,321 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-08-04 22:00:12,321 INFO L138 SettingsManager]: * Octagon Domain=false [2019-08-04 22:00:12,321 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-08-04 22:00:12,322 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-08-04 22:00:12,322 INFO L138 SettingsManager]: * Interval Domain=false [2019-08-04 22:00:12,323 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-04 22:00:12,323 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-04 22:00:12,323 INFO L138 SettingsManager]: * Use SBE=true [2019-08-04 22:00:12,323 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-04 22:00:12,323 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-04 22:00:12,324 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-04 22:00:12,324 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-04 22:00:12,324 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-04 22:00:12,324 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-04 22:00:12,324 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-04 22:00:12,325 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-04 22:00:12,325 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-04 22:00:12,325 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-04 22:00:12,325 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-04 22:00:12,325 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-04 22:00:12,326 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-04 22:00:12,326 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-04 22:00:12,326 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-04 22:00:12,326 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-04 22:00:12,326 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-04 22:00:12,327 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-04 22:00:12,327 INFO L138 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-08-04 22:00:12,327 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-04 22:00:12,327 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-04 22:00:12,327 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-04 22:00:12,328 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-08-04 22:00:12,367 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-04 22:00:12,385 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-04 22:00:12,389 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-04 22:00:12,390 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-04 22:00:12,391 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-04 22:00:12,391 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/nested9.i_3.bpl [2019-08-04 22:00:12,392 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/nested9.i_3.bpl' [2019-08-04 22:00:12,432 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-04 22:00:12,434 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-04 22:00:12,435 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-08-04 22:00:12,435 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-08-04 22:00:12,435 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-08-04 22:00:12,453 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "nested9.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.08 10:00:12" (1/1) ... [2019-08-04 22:00:12,463 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "nested9.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.08 10:00:12" (1/1) ... [2019-08-04 22:00:12,474 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-08-04 22:00:12,475 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-04 22:00:12,475 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-04 22:00:12,476 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-04 22:00:12,487 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "nested9.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.08 10:00:12" (1/1) ... [2019-08-04 22:00:12,487 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "nested9.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.08 10:00:12" (1/1) ... [2019-08-04 22:00:12,488 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "nested9.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.08 10:00:12" (1/1) ... [2019-08-04 22:00:12,488 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "nested9.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.08 10:00:12" (1/1) ... [2019-08-04 22:00:12,494 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "nested9.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.08 10:00:12" (1/1) ... [2019-08-04 22:00:12,496 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "nested9.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.08 10:00:12" (1/1) ... [2019-08-04 22:00:12,497 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "nested9.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.08 10:00:12" (1/1) ... [2019-08-04 22:00:12,502 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-04 22:00:12,502 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-04 22:00:12,503 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-04 22:00:12,503 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-04 22:00:12,506 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "nested9.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.08 10:00:12" (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 [2019-08-04 22:00:12,577 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-04 22:00:12,577 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-04 22:00:12,896 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-04 22:00:12,897 INFO L283 CfgBuilder]: Removed 3 assume(true) statements. [2019-08-04 22:00:12,898 INFO L202 PluginConnector]: Adding new model nested9.i_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.08 10:00:12 BoogieIcfgContainer [2019-08-04 22:00:12,898 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-04 22:00:12,899 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2019-08-04 22:00:12,899 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2019-08-04 22:00:12,899 INFO L275 PluginConnector]: Abstract Interpretation initialized [2019-08-04 22:00:12,900 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "nested9.i_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.08 10:00:12" (1/1) ... [2019-08-04 22:00:12,927 INFO L101 FixpointEngine]: Starting fixpoint engine with domain CompoundDomain (maxUnwinding=3, maxParallelStates=2) [2019-08-04 22:00:13,055 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2019-08-04 22:00:13,078 INFO L272 AbstractInterpreter]: Visited 9 different actions 13 times. Merged at 3 different actions 3 times. Never widened. Performed 78 root evaluator evaluations with a maximum evaluation depth of 5. Performed 78 inverse root evaluator evaluations with a maximum inverse evaluation depth of 5. Found 2 fixpoints after 2 different actions. Largest state had 0 variables. [2019-08-04 22:00:13,079 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2019-08-04 22:00:13,082 INFO L168 Benchmark]: Toolchain (without parser) took 646.70 ms. Allocated memory is still 134.7 MB. Free memory was 107.6 MB in the beginning and 86.5 MB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. [2019-08-04 22:00:13,083 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.24 ms. Allocated memory is still 134.7 MB. Free memory was 108.8 MB in the beginning and 108.6 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. [2019-08-04 22:00:13,085 INFO L168 Benchmark]: Boogie Procedure Inliner took 40.15 ms. Allocated memory is still 134.7 MB. Free memory was 107.4 MB in the beginning and 105.8 MB in the end (delta: 1.5 MB). Peak memory consumption was 1.5 MB. Max. memory is 7.1 GB. [2019-08-04 22:00:13,086 INFO L168 Benchmark]: Boogie Preprocessor took 26.71 ms. Allocated memory is still 134.7 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. [2019-08-04 22:00:13,087 INFO L168 Benchmark]: RCFGBuilder took 395.58 ms. Allocated memory is still 134.7 MB. Free memory was 104.5 MB in the beginning and 94.2 MB in the end (delta: 10.3 MB). Peak memory consumption was 10.3 MB. Max. memory is 7.1 GB. [2019-08-04 22:00:13,088 INFO L168 Benchmark]: Abstract Interpretation took 180.02 ms. Allocated memory is still 134.7 MB. Free memory was 94.2 MB in the beginning and 86.5 MB in the end (delta: 7.7 MB). Peak memory consumption was 7.7 MB. Max. memory is 7.1 GB. [2019-08-04 22:00:13,093 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 0.24 ms. Allocated memory is still 134.7 MB. Free memory was 108.8 MB in the beginning and 108.6 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 40.15 ms. Allocated memory is still 134.7 MB. Free memory was 107.4 MB in the beginning and 105.8 MB in the end (delta: 1.5 MB). Peak memory consumption was 1.5 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 26.71 ms. Allocated memory is still 134.7 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 395.58 ms. Allocated memory is still 134.7 MB. Free memory was 104.5 MB in the beginning and 94.2 MB in the end (delta: 10.3 MB). Peak memory consumption was 10.3 MB. Max. memory is 7.1 GB. * Abstract Interpretation took 180.02 ms. Allocated memory is still 134.7 MB. Free memory was 94.2 MB in the beginning and 86.5 MB in the end (delta: 7.7 MB). Peak memory consumption was 7.7 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: - UnprovableResult [Line: 80]: Unable to prove that assertion always holds Unable to prove that assertion always holds Reason: abstract domain could reach this error location. Possible FailurePath: [L19] havoc main_#res; [L20] havoc main_#t~nondet0, main_#t~nondet1, main_#t~nondet2, main_#t~post5, main_#t~post4, main_#t~post3, main_~i~5, main_~j~5, main_~k~5, main_~n~5, main_~l~5, main_~m~5; [L21] havoc main_~i~5; [L22] havoc main_~j~5; [L23] havoc main_~k~5; [L24] havoc main_~n~5; [L25] havoc main_~l~5; [L26] havoc main_~m~5; [L27] assume -2147483648 <= main_#t~nondet0 && main_#t~nondet0 <= 2147483647; [L28] main_~n~5 := main_#t~nondet0; [L29] havoc main_#t~nondet0; [L30] assume -2147483648 <= main_#t~nondet1 && main_#t~nondet1 <= 2147483647; [L31] main_~m~5 := main_#t~nondet1; [L32] havoc main_#t~nondet1; [L33] assume -2147483648 <= main_#t~nondet2 && main_#t~nondet2 <= 2147483647; [L34] main_~l~5 := main_#t~nondet2; [L35] havoc main_#t~nondet2; [L36] assume !!(-1000000 < main_~n~5 && main_~n~5 < 1000000); [L37] assume !!(-1000000 < main_~m~5 && main_~m~5 < 1000000); [L38] assume !!(-1000000 < main_~l~5 && main_~l~5 < 1000000); [L39] assume 3 * main_~n~5 <= main_~m~5 + main_~l~5; [L40] main_~i~5 := 0; [L44] assume !!(main_~i~5 < main_~n~5); [L45] main_~j~5 := 2 * main_~i~5; [L51] assume !(main_~j~5 < 3 * main_~i~5); [L52] main_#t~post3 := main_~i~5; [L53] main_~i~5 := main_#t~post3 + 1; [L54] havoc main_#t~post3; [L44] assume !!(main_~i~5 < main_~n~5); [L45] main_~j~5 := 2 * main_~i~5; [L57] assume !!(main_~j~5 < 3 * main_~i~5); [L58] main_~k~5 := main_~i~5; [L62] assume !!(main_~k~5 < main_~j~5); [L63] __VERIFIER_assert_#in~cond := (if main_~k~5 - main_~i~5 <= 2 * main_~n~5 then 1 else 0); [L64] havoc __VERIFIER_assert_~cond; [L65] __VERIFIER_assert_~cond := __VERIFIER_assert_#in~cond; [L70] assume __VERIFIER_assert_~cond == 0; [L71] assume !false; [L80] assert false; RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...