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_exp_cong.epf -i ../../../trunk/examples/programs/20170304-DifficultPathPrograms/insertion_sort.i_3.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-e4dfe74 [2018-12-18 18:21:10,642 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-18 18:21:10,644 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-18 18:21:10,657 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-18 18:21:10,658 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-18 18:21:10,659 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-18 18:21:10,660 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-18 18:21:10,662 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-18 18:21:10,664 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-18 18:21:10,665 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-18 18:21:10,666 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... 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[2018-12-18 18:21:10,694 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 [2018-12-18 18:21:10,707 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-18 18:21:10,708 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-18 18:21:10,709 INFO L131 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2018-12-18 18:21:10,709 INFO L133 SettingsManager]: * Show backtranslation warnings=false [2018-12-18 18:21:10,709 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-18 18:21:10,709 INFO L133 SettingsManager]: * User list type=DISABLED [2018-12-18 18:21:10,709 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-12-18 18:21:10,710 INFO L133 SettingsManager]: * Explicit value domain=true [2018-12-18 18:21:10,710 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-12-18 18:21:10,710 INFO L133 SettingsManager]: * Octagon Domain=false [2018-12-18 18:21:10,710 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-12-18 18:21:10,711 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-12-18 18:21:10,711 INFO L133 SettingsManager]: * Interval Domain=false [2018-12-18 18:21:10,711 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-18 18:21:10,712 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-18 18:21:10,712 INFO L133 SettingsManager]: * Use SBE=true [2018-12-18 18:21:10,712 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-18 18:21:10,712 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-18 18:21:10,713 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-18 18:21:10,713 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-18 18:21:10,713 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-18 18:21:10,713 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-18 18:21:10,713 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-18 18:21:10,714 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-18 18:21:10,714 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-18 18:21:10,714 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-18 18:21:10,714 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-18 18:21:10,714 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-18 18:21:10,715 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-18 18:21:10,715 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-18 18:21:10,715 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-18 18:21:10,715 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-18 18:21:10,716 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-18 18:21:10,716 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-18 18:21:10,716 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-12-18 18:21:10,716 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-18 18:21:10,716 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-18 18:21:10,717 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-12-18 18:21:10,717 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2018-12-18 18:21:10,748 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-18 18:21:10,762 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-18 18:21:10,766 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-18 18:21:10,768 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-12-18 18:21:10,769 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-12-18 18:21:10,769 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/insertion_sort.i_3.bpl [2018-12-18 18:21:10,770 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/insertion_sort.i_3.bpl' [2018-12-18 18:21:10,821 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-18 18:21:10,823 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-12-18 18:21:10,824 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-18 18:21:10,824 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-18 18:21:10,824 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-18 18:21:10,844 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 18.12 06:21:10" (1/1) ... [2018-12-18 18:21:10,856 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 18.12 06:21:10" (1/1) ... [2018-12-18 18:21:10,865 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-18 18:21:10,867 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-18 18:21:10,867 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-18 18:21:10,867 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-18 18:21:10,880 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 18.12 06:21:10" (1/1) ... [2018-12-18 18:21:10,880 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 18.12 06:21:10" (1/1) ... [2018-12-18 18:21:10,882 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 18.12 06:21:10" (1/1) ... [2018-12-18 18:21:10,882 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 18.12 06:21:10" (1/1) ... [2018-12-18 18:21:10,886 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 18.12 06:21:10" (1/1) ... [2018-12-18 18:21:10,889 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 18.12 06:21:10" (1/1) ... [2018-12-18 18:21:10,890 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 18.12 06:21:10" (1/1) ... [2018-12-18 18:21:10,892 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-18 18:21:10,892 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-18 18:21:10,893 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-18 18:21:10,893 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-18 18:21:10,894 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "insertion_sort.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 18.12 06:21:10" (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 [2018-12-18 18:21:10,968 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-18 18:21:10,969 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-18 18:21:11,318 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-18 18:21:11,318 INFO L280 CfgBuilder]: Removed 3 assue(true) statements. [2018-12-18 18:21:11,319 INFO L202 PluginConnector]: Adding new model insertion_sort.i_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.12 06:21:11 BoogieIcfgContainer [2018-12-18 18:21:11,319 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-18 18:21:11,320 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2018-12-18 18:21:11,320 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2018-12-18 18:21:11,321 INFO L276 PluginConnector]: Abstract Interpretation initialized [2018-12-18 18:21:11,322 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 18.12 06:21:11" (1/1) ... [2018-12-18 18:21:11,374 INFO L101 FixpointEngine]: Starting fixpoint engine with domain CompoundDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-18 18:21:11,756 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-18 18:21:11,778 INFO L272 AbstractInterpreter]: Visited 5 different actions 17 times. Merged at 3 different actions 9 times. Widened at 1 different actions 1 times. Performed 214 root evaluator evaluations with a maximum evaluation depth of 5. Performed 214 inverse root evaluator evaluations with a maximum inverse evaluation depth of 5. Found 1 fixpoints after 1 different actions. Largest state had 0 variables. [2018-12-18 18:21:11,781 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2018-12-18 18:21:11,782 INFO L168 Benchmark]: Toolchain (without parser) took 960.72 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: 31.7 MB). Peak memory consumption was 31.7 MB. Max. memory is 7.1 GB. [2018-12-18 18:21:11,784 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.27 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-12-18 18:21:11,785 INFO L168 Benchmark]: Boogie Procedure Inliner took 42.45 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-12-18 18:21:11,786 INFO L168 Benchmark]: Boogie Preprocessor took 25.51 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-12-18 18:21:11,787 INFO L168 Benchmark]: RCFGBuilder took 426.99 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. [2018-12-18 18:21:11,788 INFO L168 Benchmark]: Abstract Interpretation took 460.63 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 10.6 MB). Peak memory consumption was 10.6 MB. Max. memory is 7.1 GB. [2018-12-18 18:21:11,794 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 0.27 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 42.45 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Preprocessor took 25.51 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * RCFGBuilder took 426.99 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. * Abstract Interpretation took 460.63 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 10.6 MB). Peak memory consumption was 10.6 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...