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/insertion_sort.i_3.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fa1c628-m [2019-01-31 17:50:43,367 INFO L170 SettingsManager]: Resetting all preferences to default values... [2019-01-31 17:50:43,369 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2019-01-31 17:50:43,382 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-01-31 17:50:43,382 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-01-31 17:50:43,383 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-01-31 17:50:43,385 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-01-31 17:50:43,387 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2019-01-31 17:50:43,389 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-01-31 17:50:43,390 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-01-31 17:50:43,391 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-01-31 17:50:43,391 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-01-31 17:50:43,392 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-01-31 17:50:43,393 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-01-31 17:50:43,395 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-01-31 17:50:43,396 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-01-31 17:50:43,397 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-01-31 17:50:43,399 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-01-31 17:50:43,401 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2019-01-31 17:50:43,403 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-01-31 17:50:43,404 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-01-31 17:50:43,406 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-01-31 17:50:43,409 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-01-31 17:50:43,409 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-01-31 17:50:43,409 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-01-31 17:50:43,410 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-01-31 17:50:43,412 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-01-31 17:50:43,412 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-01-31 17:50:43,413 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2019-01-31 17:50:43,418 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-01-31 17:50:43,418 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2019-01-31 17:50:43,419 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-01-31 17:50:43,419 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-01-31 17:50:43,420 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2019-01-31 17:50:43,421 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2019-01-31 17:50:43,422 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2019-01-31 17:50:43,422 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 [2019-01-31 17:50:43,435 INFO L110 SettingsManager]: Loading preferences was successful [2019-01-31 17:50:43,436 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2019-01-31 17:50:43,437 INFO L131 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2019-01-31 17:50:43,437 INFO L133 SettingsManager]: * Show backtranslation warnings=false [2019-01-31 17:50:43,437 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-01-31 17:50:43,437 INFO L133 SettingsManager]: * User list type=DISABLED [2019-01-31 17:50:43,438 INFO L133 SettingsManager]: * Inline calls to unimplemented procedures=true [2019-01-31 17:50:43,438 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-01-31 17:50:43,438 INFO L133 SettingsManager]: * Explicit value domain=true [2019-01-31 17:50:43,438 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-01-31 17:50:43,439 INFO L133 SettingsManager]: * Octagon Domain=false [2019-01-31 17:50:43,439 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2019-01-31 17:50:43,439 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-01-31 17:50:43,439 INFO L133 SettingsManager]: * Interval Domain=false [2019-01-31 17:50:43,440 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-01-31 17:50:43,440 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2019-01-31 17:50:43,440 INFO L133 SettingsManager]: * Use SBE=true [2019-01-31 17:50:43,441 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-01-31 17:50:43,441 INFO L133 SettingsManager]: * sizeof long=4 [2019-01-31 17:50:43,441 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2019-01-31 17:50:43,441 INFO L133 SettingsManager]: * sizeof POINTER=4 [2019-01-31 17:50:43,441 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2019-01-31 17:50:43,442 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-01-31 17:50:43,442 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-01-31 17:50:43,442 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-01-31 17:50:43,442 INFO L133 SettingsManager]: * sizeof long double=12 [2019-01-31 17:50:43,442 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2019-01-31 17:50:43,443 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-01-31 17:50:43,443 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-01-31 17:50:43,443 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-01-31 17:50:43,443 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2019-01-31 17:50:43,444 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:8092 -smt2 -in -t:10000 [2019-01-31 17:50:43,444 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-01-31 17:50:43,444 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-01-31 17:50:43,444 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-01-31 17:50:43,444 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-01-31 17:50:43,445 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-01-31 17:50:43,445 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:8092 -smt2 -in [2019-01-31 17:50:43,445 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-01-31 17:50:43,445 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-01-31 17:50:43,476 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-01-31 17:50:43,489 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-01-31 17:50:43,492 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-01-31 17:50:43,494 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-01-31 17:50:43,495 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2019-01-31 17:50:43,495 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/insertion_sort.i_3.bpl [2019-01-31 17:50:43,496 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/insertion_sort.i_3.bpl' [2019-01-31 17:50:43,538 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-01-31 17:50:43,539 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-01-31 17:50:43,540 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-01-31 17:50:43,540 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-01-31 17:50:43,541 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2019-01-31 17:50:43,558 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 05:50:43" (1/1) ... [2019-01-31 17:50:43,570 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 05:50:43" (1/1) ... [2019-01-31 17:50:43,578 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-01-31 17:50:43,579 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-01-31 17:50:43,579 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-01-31 17:50:43,579 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2019-01-31 17:50:43,592 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 05:50:43" (1/1) ... [2019-01-31 17:50:43,593 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 05:50:43" (1/1) ... [2019-01-31 17:50:43,594 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 05:50:43" (1/1) ... [2019-01-31 17:50:43,594 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 05:50:43" (1/1) ... [2019-01-31 17:50:43,597 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 05:50:43" (1/1) ... [2019-01-31 17:50:43,599 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 05:50:43" (1/1) ... [2019-01-31 17:50:43,600 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 05:50:43" (1/1) ... [2019-01-31 17:50:43,602 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-01-31 17:50:43,602 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-01-31 17:50:43,602 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-01-31 17:50:43,603 INFO L276 PluginConnector]: RCFGBuilder initialized [2019-01-31 17:50:43,604 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 05:50:43" (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 17:50:43,674 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-01-31 17:50:43,675 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-01-31 17:50:43,895 INFO L281 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-01-31 17:50:43,896 INFO L286 CfgBuilder]: Removed 3 assue(true) statements. [2019-01-31 17:50:43,897 INFO L202 PluginConnector]: Adding new model insertion_sort.i_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.01 05:50:43 BoogieIcfgContainer [2019-01-31 17:50:43,897 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-01-31 17:50:43,900 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2019-01-31 17:50:43,900 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2019-01-31 17:50:43,900 INFO L276 PluginConnector]: Abstract Interpretation initialized [2019-01-31 17:50:43,903 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 05:50:43" (1/1) ... [2019-01-31 17:50:43,934 INFO L101 FixpointEngine]: Starting fixpoint engine with domain CompoundDomain (maxUnwinding=3, maxParallelStates=2) [2019-01-31 17:50:44,078 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2019-01-31 17:50:44,100 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. [2019-01-31 17:50:44,103 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2019-01-31 17:50:44,104 INFO L168 Benchmark]: Toolchain (without parser) took 565.72 ms. Allocated memory is still 136.3 MB. Free memory was 102.4 MB in the beginning and 81.9 MB in the end (delta: 20.5 MB). Peak memory consumption was 20.5 MB. Max. memory is 7.1 GB. [2019-01-31 17:50:44,106 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.19 ms. Allocated memory is still 136.3 MB. Free memory is still 103.6 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-01-31 17:50:44,108 INFO L168 Benchmark]: Boogie Procedure Inliner took 38.36 ms. Allocated memory is still 136.3 MB. Free memory was 102.4 MB in the beginning and 100.7 MB in the end (delta: 1.7 MB). Peak memory consumption was 1.7 MB. Max. memory is 7.1 GB. [2019-01-31 17:50:44,109 INFO L168 Benchmark]: Boogie Preprocessor took 22.96 ms. Allocated memory is still 136.3 MB. Free memory was 100.7 MB in the beginning and 99.8 MB in the end (delta: 838.8 kB). Peak memory consumption was 838.8 kB. Max. memory is 7.1 GB. [2019-01-31 17:50:44,112 INFO L168 Benchmark]: RCFGBuilder took 295.32 ms. Allocated memory is still 136.3 MB. Free memory was 99.8 MB in the beginning and 90.4 MB in the end (delta: 9.4 MB). Peak memory consumption was 9.4 MB. Max. memory is 7.1 GB. [2019-01-31 17:50:44,114 INFO L168 Benchmark]: Abstract Interpretation took 203.36 ms. Allocated memory is still 136.3 MB. Free memory was 90.0 MB in the beginning and 81.9 MB in the end (delta: 8.1 MB). Peak memory consumption was 8.1 MB. Max. memory is 7.1 GB. [2019-01-31 17:50:44,122 INFO L336 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 0.19 ms. Allocated memory is still 136.3 MB. Free memory is still 103.6 MB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 38.36 ms. Allocated memory is still 136.3 MB. Free memory was 102.4 MB in the beginning and 100.7 MB in the end (delta: 1.7 MB). Peak memory consumption was 1.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 22.96 ms. Allocated memory is still 136.3 MB. Free memory was 100.7 MB in the beginning and 99.8 MB in the end (delta: 838.8 kB). Peak memory consumption was 838.8 kB. Max. memory is 7.1 GB. * RCFGBuilder took 295.32 ms. Allocated memory is still 136.3 MB. Free memory was 99.8 MB in the beginning and 90.4 MB in the end (delta: 9.4 MB). Peak memory consumption was 9.4 MB. Max. memory is 7.1 GB. * Abstract Interpretation took 203.36 ms. Allocated memory is still 136.3 MB. Free memory was 90.0 MB in the beginning and 81.9 MB in the end (delta: 8.1 MB). Peak memory consumption was 8.1 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...