java -ea -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_oct_cong.epf -i ../../../trunk/examples/programs/20170304-DifficultPathPrograms/insertion_sort.i_3.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fa1c628-m [2019-01-31 15:26:41,319 INFO L170 SettingsManager]: Resetting all preferences to default values... [2019-01-31 15:26:41,321 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2019-01-31 15:26:41,333 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-01-31 15:26:41,334 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-01-31 15:26:41,335 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-01-31 15:26:41,336 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-01-31 15:26:41,338 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2019-01-31 15:26:41,339 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-01-31 15:26:41,340 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-01-31 15:26:41,341 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... 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[2019-01-31 15:26:41,364 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-01-31 15:26:41,364 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-01-31 15:26:41,365 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-01-31 15:26:41,366 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-01-31 15:26:41,367 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-01-31 15:26:41,367 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2019-01-31 15:26:41,368 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-01-31 15:26:41,369 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2019-01-31 15:26:41,369 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... 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[2019-01-31 15:26:41,372 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/ai/array-bench/reach_32bit_compound_oct_cong.epf [2019-01-31 15:26:41,384 INFO L110 SettingsManager]: Loading preferences was successful [2019-01-31 15:26:41,385 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2019-01-31 15:26:41,385 INFO L131 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2019-01-31 15:26:41,386 INFO L133 SettingsManager]: * Show backtranslation warnings=false [2019-01-31 15:26:41,386 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-01-31 15:26:41,386 INFO L133 SettingsManager]: * User list type=DISABLED [2019-01-31 15:26:41,386 INFO L133 SettingsManager]: * Inline calls to unimplemented procedures=true [2019-01-31 15:26:41,386 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-01-31 15:26:41,387 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-01-31 15:26:41,387 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2019-01-31 15:26:41,387 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-01-31 15:26:41,387 INFO L133 SettingsManager]: * Interval Domain=false [2019-01-31 15:26:41,388 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-01-31 15:26:41,388 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2019-01-31 15:26:41,388 INFO L133 SettingsManager]: * Use SBE=true [2019-01-31 15:26:41,388 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-01-31 15:26:41,389 INFO L133 SettingsManager]: * sizeof long=4 [2019-01-31 15:26:41,389 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2019-01-31 15:26:41,389 INFO L133 SettingsManager]: * sizeof POINTER=4 [2019-01-31 15:26:41,389 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2019-01-31 15:26:41,389 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-01-31 15:26:41,390 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-01-31 15:26:41,390 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-01-31 15:26:41,390 INFO L133 SettingsManager]: * sizeof long double=12 [2019-01-31 15:26:41,390 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2019-01-31 15:26:41,390 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-01-31 15:26:41,391 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-01-31 15:26:41,391 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-01-31 15:26:41,391 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2019-01-31 15:26:41,391 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:8092 -smt2 -in -t:10000 [2019-01-31 15:26:41,391 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-01-31 15:26:41,392 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-01-31 15:26:41,392 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-01-31 15:26:41,392 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-01-31 15:26:41,392 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-01-31 15:26:41,392 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:8092 -smt2 -in [2019-01-31 15:26:41,393 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-01-31 15:26:41,393 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-01-31 15:26:41,428 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-01-31 15:26:41,442 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-01-31 15:26:41,446 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-01-31 15:26:41,447 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-01-31 15:26:41,448 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2019-01-31 15:26:41,449 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/insertion_sort.i_3.bpl [2019-01-31 15:26:41,449 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/insertion_sort.i_3.bpl' [2019-01-31 15:26:41,493 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-01-31 15:26:41,495 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-01-31 15:26:41,496 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-01-31 15:26:41,496 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-01-31 15:26:41,496 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2019-01-31 15:26:41,511 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "insertion_sort.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 31.01 03:26:41" (1/1) ... [2019-01-31 15:26:41,522 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "insertion_sort.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 31.01 03:26:41" (1/1) ... [2019-01-31 15:26:41,530 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-01-31 15:26:41,531 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-01-31 15:26:41,531 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-01-31 15:26:41,531 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2019-01-31 15:26:41,542 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "insertion_sort.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 31.01 03:26:41" (1/1) ... [2019-01-31 15:26:41,543 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "insertion_sort.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 31.01 03:26:41" (1/1) ... [2019-01-31 15:26:41,544 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "insertion_sort.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 31.01 03:26:41" (1/1) ... [2019-01-31 15:26:41,544 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "insertion_sort.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 31.01 03:26:41" (1/1) ... [2019-01-31 15:26:41,549 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "insertion_sort.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 31.01 03:26:41" (1/1) ... [2019-01-31 15:26:41,552 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "insertion_sort.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 31.01 03:26:41" (1/1) ... [2019-01-31 15:26:41,553 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "insertion_sort.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 31.01 03:26:41" (1/1) ... [2019-01-31 15:26:41,554 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-01-31 15:26:41,555 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-01-31 15:26:41,555 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-01-31 15:26:41,555 INFO L276 PluginConnector]: RCFGBuilder initialized [2019-01-31 15:26:41,556 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "insertion_sort.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 31.01 03:26:41" (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:8092 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:8092 -smt2 -in -t:10000 [2019-01-31 15:26:41,626 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-01-31 15:26:41,626 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-01-31 15:26:42,049 INFO L281 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-01-31 15:26:42,049 INFO L286 CfgBuilder]: Removed 3 assue(true) statements. [2019-01-31 15:26:42,050 INFO L202 PluginConnector]: Adding new model insertion_sort.i_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.01 03:26:42 BoogieIcfgContainer [2019-01-31 15:26:42,051 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-01-31 15:26:42,051 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2019-01-31 15:26:42,052 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2019-01-31 15:26:42,052 INFO L276 PluginConnector]: Abstract Interpretation initialized [2019-01-31 15:26:42,059 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "insertion_sort.i_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.01 03:26:42" (1/1) ... [2019-01-31 15:26:42,114 INFO L101 FixpointEngine]: Starting fixpoint engine with domain CompoundDomain (maxUnwinding=3, maxParallelStates=2) [2019-01-31 15:26:42,227 WARN L79 EvaluatorLogger]: Possible loss of precision. Operator ARITHMOD has no precise implementation. [2019-01-31 15:26:42,965 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2019-01-31 15:26:42,998 INFO L272 AbstractInterpreter]: Visited 5 different actions 25 times. Merged at 3 different actions 15 times. Widened at 2 different actions 4 times. Performed 199 root evaluator evaluations with a maximum evaluation depth of 2. Performed 199 inverse root evaluator evaluations with a maximum inverse evaluation depth of 2. Found 1 fixpoints after 1 different actions. Largest state had 0 variables. [2019-01-31 15:26:43,000 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2019-01-31 15:26:43,002 INFO L168 Benchmark]: Toolchain (without parser) took 1508.01 ms. Allocated memory was 132.6 MB in the beginning and 170.4 MB in the end (delta: 37.7 MB). Free memory was 107.5 MB in the beginning and 149.9 MB in the end (delta: -42.4 MB). Peak memory consumption was 55.1 MB. Max. memory is 7.1 GB. [2019-01-31 15:26:43,004 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.22 ms. Allocated memory is still 132.6 MB. Free memory is still 108.8 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-01-31 15:26:43,005 INFO L168 Benchmark]: Boogie Procedure Inliner took 34.17 ms. Allocated memory is still 132.6 MB. Free memory was 107.5 MB in the beginning and 105.8 MB in the end (delta: 1.7 MB). Peak memory consumption was 1.7 MB. Max. memory is 7.1 GB. [2019-01-31 15:26:43,006 INFO L168 Benchmark]: Boogie Preprocessor took 23.83 ms. Allocated memory is still 132.6 MB. Free memory was 105.8 MB in the beginning and 104.9 MB in the end (delta: 838.9 kB). Peak memory consumption was 838.9 kB. Max. memory is 7.1 GB. [2019-01-31 15:26:43,008 INFO L168 Benchmark]: RCFGBuilder took 496.06 ms. Allocated memory is still 132.6 MB. Free memory was 104.5 MB in the beginning and 93.7 MB in the end (delta: 10.8 MB). Peak memory consumption was 10.8 MB. Max. memory is 7.1 GB. [2019-01-31 15:26:43,009 INFO L168 Benchmark]: Abstract Interpretation took 948.90 ms. Allocated memory was 132.6 MB in the beginning and 170.4 MB in the end (delta: 37.7 MB). Free memory was 93.3 MB in the beginning and 149.9 MB in the end (delta: -56.6 MB). Peak memory consumption was 40.9 MB. Max. memory is 7.1 GB. [2019-01-31 15:26:43,015 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - GenericResult: Assertions are enabled Assertions are enabled - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.22 ms. Allocated memory is still 132.6 MB. Free memory is still 108.8 MB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 34.17 ms. Allocated memory is still 132.6 MB. Free memory was 107.5 MB in the beginning and 105.8 MB in the end (delta: 1.7 MB). Peak memory consumption was 1.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 23.83 ms. Allocated memory is still 132.6 MB. Free memory was 105.8 MB in the beginning and 104.9 MB in the end (delta: 838.9 kB). Peak memory consumption was 838.9 kB. Max. memory is 7.1 GB. * RCFGBuilder took 496.06 ms. Allocated memory is still 132.6 MB. Free memory was 104.5 MB in the beginning and 93.7 MB in the end (delta: 10.8 MB). Peak memory consumption was 10.8 MB. Max. memory is 7.1 GB. * Abstract Interpretation took 948.90 ms. Allocated memory was 132.6 MB in the beginning and 170.4 MB in the end (delta: 37.7 MB). Free memory was 93.3 MB in the beginning and 149.9 MB in the end (delta: -56.6 MB). Peak memory consumption was 40.9 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: - UnprovableResult [Line: 55]: Unable to prove that assertion always holds Unable to prove that assertion always holds Reason: abstract domain could reach this error location. Possible FailurePath: [L16] havoc main_#res; [L17] havoc main_#t~nondet0, main_#t~post1, main_#t~post2, main_~SIZE~5, main_~i~5, main_~j~5, main_~k~5, main_~key~5, main_~v~5; [L18] main_~SIZE~5 := main_#t~nondet0; [L19] havoc main_#t~nondet0; [L20] havoc main_~i~5; [L21] havoc main_~j~5; [L22] havoc main_~k~5; [L23] havoc main_~key~5; [L24] havoc main_~v~5; [L25] main_~j~5 := 1; [L33] assume !(main_~j~5 % 4294967296 < main_~SIZE~5 % 4294967296); [L34] main_~k~5 := 1; [L36] assume !!(main_~k~5 % 4294967296 < main_~SIZE~5 % 4294967296); [L37] __VERIFIER_assert_#in~cond := (if main_~v~5[main_~k~5 - 1] <= main_~v~5[main_~k~5] then 1 else 0); [L38] havoc __VERIFIER_assert_~cond; [L39] __VERIFIER_assert_~cond := __VERIFIER_assert_#in~cond; [L40] assume __VERIFIER_assert_~cond == 0; [L41] assume !false; [L55] assert false; RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...