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_oct_cong.epf -i ../../../trunk/examples/programs/20170304-DifficultPathPrograms/array.i_3.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-299a4a8 [2018-12-04 12:15:07,488 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-04 12:15:07,490 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-04 12:15:07,502 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-04 12:15:07,503 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-04 12:15:07,504 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-04 12:15:07,505 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-04 12:15:07,507 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-04 12:15:07,509 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-04 12:15:07,510 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-04 12:15:07,511 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-04 12:15:07,511 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-04 12:15:07,512 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-04 12:15:07,513 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-04 12:15:07,515 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-04 12:15:07,515 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-04 12:15:07,516 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-04 12:15:07,518 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-04 12:15:07,521 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-04 12:15:07,522 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-04 12:15:07,524 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-04 12:15:07,525 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-04 12:15:07,528 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-04 12:15:07,528 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-04 12:15:07,528 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-04 12:15:07,529 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-04 12:15:07,531 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-04 12:15:07,531 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-04 12:15:07,532 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-04 12:15:07,533 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-04 12:15:07,534 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-04 12:15:07,534 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-04 12:15:07,535 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-04 12:15:07,535 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-04 12:15:07,536 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-04 12:15:07,537 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-04 12:15:07,537 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 [2018-12-04 12:15:07,561 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-04 12:15:07,561 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-04 12:15:07,563 INFO L131 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2018-12-04 12:15:07,563 INFO L133 SettingsManager]: * Show backtranslation warnings=false [2018-12-04 12:15:07,563 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-04 12:15:07,564 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-12-04 12:15:07,564 INFO L133 SettingsManager]: * User list type=DISABLED [2018-12-04 12:15:07,564 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-12-04 12:15:07,564 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-12-04 12:15:07,564 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-12-04 12:15:07,564 INFO L133 SettingsManager]: * Log string format=TERM [2018-12-04 12:15:07,565 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-12-04 12:15:07,565 INFO L133 SettingsManager]: * Interval Domain=false [2018-12-04 12:15:07,566 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-04 12:15:07,567 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-04 12:15:07,567 INFO L133 SettingsManager]: * Use SBE=true [2018-12-04 12:15:07,567 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-04 12:15:07,567 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-04 12:15:07,567 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-04 12:15:07,568 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-04 12:15:07,568 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-04 12:15:07,568 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-04 12:15:07,568 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-04 12:15:07,568 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-04 12:15:07,568 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-04 12:15:07,570 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-04 12:15:07,571 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-04 12:15:07,571 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-04 12:15:07,571 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-04 12:15:07,571 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-04 12:15:07,571 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-04 12:15:07,572 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-04 12:15:07,572 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-04 12:15:07,572 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-04 12:15:07,573 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-12-04 12:15:07,573 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-04 12:15:07,573 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-04 12:15:07,573 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-12-04 12:15:07,573 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2018-12-04 12:15:07,628 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-04 12:15:07,641 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-04 12:15:07,645 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-04 12:15:07,647 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-12-04 12:15:07,648 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-12-04 12:15:07,648 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/array.i_3.bpl [2018-12-04 12:15:07,649 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/array.i_3.bpl' [2018-12-04 12:15:07,689 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-04 12:15:07,691 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-12-04 12:15:07,692 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-04 12:15:07,692 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-04 12:15:07,692 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-04 12:15:07,710 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "array.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.12 12:15:07" (1/1) ... [2018-12-04 12:15:07,723 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "array.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.12 12:15:07" (1/1) ... [2018-12-04 12:15:07,731 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-04 12:15:07,732 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-04 12:15:07,733 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-04 12:15:07,733 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-04 12:15:07,745 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "array.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.12 12:15:07" (1/1) ... [2018-12-04 12:15:07,746 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "array.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.12 12:15:07" (1/1) ... [2018-12-04 12:15:07,747 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "array.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.12 12:15:07" (1/1) ... [2018-12-04 12:15:07,747 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "array.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.12 12:15:07" (1/1) ... [2018-12-04 12:15:07,751 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "array.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.12 12:15:07" (1/1) ... [2018-12-04 12:15:07,753 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "array.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.12 12:15:07" (1/1) ... [2018-12-04 12:15:07,754 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "array.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.12 12:15:07" (1/1) ... [2018-12-04 12:15:07,756 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-04 12:15:07,757 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-04 12:15:07,757 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-04 12:15:07,757 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-04 12:15:07,758 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "array.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.12 12:15:07" (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 [2018-12-04 12:15:07,830 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-04 12:15:07,830 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-04 12:15:08,088 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-04 12:15:08,089 INFO L280 CfgBuilder]: Removed 1 assue(true) statements. [2018-12-04 12:15:08,090 INFO L202 PluginConnector]: Adding new model array.i_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.12 12:15:08 BoogieIcfgContainer [2018-12-04 12:15:08,090 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-04 12:15:08,091 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2018-12-04 12:15:08,091 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2018-12-04 12:15:08,091 INFO L276 PluginConnector]: Abstract Interpretation initialized [2018-12-04 12:15:08,092 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "array.i_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.12 12:15:08" (1/1) ... [2018-12-04 12:15:08,146 INFO L101 FixpointEngine]: Starting fixpoint engine with domain CompoundDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-04 12:15:08,242 WARN L79 EvaluatorLogger]: Possible loss of precision. Operator ARITHMOD has no precise implementation. [2018-12-04 12:15:08,294 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-04 12:15:08,318 INFO L272 AbstractInterpreter]: Visited 5 different actions 7 times. Merged at 1 different actions 1 times. Never widened. Performed 27 root evaluator evaluations with a maximum evaluation depth of 3. Performed 27 inverse root evaluator evaluations with a maximum inverse evaluation depth of 3. Found 1 fixpoints after 1 different actions. Largest state had 0 variables. [2018-12-04 12:15:08,320 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2018-12-04 12:15:08,321 INFO L168 Benchmark]: Toolchain (without parser) took 631.45 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. [2018-12-04 12:15:08,324 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.24 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. [2018-12-04 12:15:08,325 INFO L168 Benchmark]: Boogie Procedure Inliner took 40.02 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. [2018-12-04 12:15:08,326 INFO L168 Benchmark]: Boogie Preprocessor took 23.83 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. [2018-12-04 12:15:08,326 INFO L168 Benchmark]: RCFGBuilder took 333.22 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. [2018-12-04 12:15:08,328 INFO L168 Benchmark]: Abstract Interpretation took 229.94 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-12-04 12:15:08,332 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 0.24 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 40.02 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 23.83 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 333.22 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 229.94 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: - UnprovableResult [Line: 52]: Unable to prove that assertion always holds Unable to prove that assertion always holds Reason: abstract domain could reach this error location. Possible FailurePath: [L15] havoc main_#res; [L16] havoc main_#t~nondet0, main_#t~nondet2, main_#t~post1, main_~SIZE~5, main_~j~5, main_~k~5, main_~array~5, main_~menor~5; [L17] main_~SIZE~5 := 1; [L18] havoc main_~j~5; [L19] havoc main_~k~5; [L20] havoc main_~array~5; [L21] havoc main_~menor~5; [L22] assume -2147483648 <= main_#t~nondet0 && main_#t~nondet0 <= 2147483647; [L23] main_~menor~5 := main_#t~nondet0; [L24] havoc main_#t~nondet0; [L25] main_~j~5 := 0; [L41] assume !!(main_~j~5 % 4294967296 < main_~SIZE~5 % 4294967296); [L42] assume -2147483648 <= main_#t~nondet2 && main_#t~nondet2 <= 2147483647; [L43] main_~array~5 := main_~array~5[main_~j~5 % 4294967296 := main_#t~nondet2]; [L44] havoc main_#t~nondet2; [L45] assume main_~array~5[main_~j~5 % 4294967296] <= main_~menor~5; [L46] main_~menor~5 := main_~array~5[main_~j~5 % 4294967296]; [L47] main_#t~post1 := main_~j~5; [L48] main_~j~5 := main_#t~post1 + 1; [L49] havoc main_#t~post1; [L33] assume !(main_~j~5 % 4294967296 < main_~SIZE~5 % 4294967296); [L34] __VERIFIER_assert_#in~cond := (if main_~array~5[0] >= main_~menor~5 then 1 else 0); [L35] havoc __VERIFIER_assert_~cond; [L36] __VERIFIER_assert_~cond := __VERIFIER_assert_#in~cond; [L37] assume __VERIFIER_assert_~cond == 0; [L38] assume !false; [L52] assert false; RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...