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_array_compound_oct_cong.epf -i ../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/DivisibilityInterpolantRequired02-ForwardSuccess.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-c78c21b [2018-12-03 20:36:01,240 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-03 20:36:01,243 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-03 20:36:01,259 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-03 20:36:01,259 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-03 20:36:01,261 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-03 20:36:01,262 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-03 20:36:01,265 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-03 20:36:01,266 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-03 20:36:01,267 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-03 20:36:01,268 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-03 20:36:01,269 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-03 20:36:01,270 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-03 20:36:01,271 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-03 20:36:01,272 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-03 20:36:01,273 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-03 20:36:01,274 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-03 20:36:01,276 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-03 20:36:01,278 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-03 20:36:01,280 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-03 20:36:01,281 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-03 20:36:01,283 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-03 20:36:01,285 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-03 20:36:01,286 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-03 20:36:01,286 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-03 20:36:01,287 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-03 20:36:01,288 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-03 20:36:01,289 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-03 20:36:01,290 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-03 20:36:01,291 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-03 20:36:01,292 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-03 20:36:01,292 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-03 20:36:01,293 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-03 20:36:01,293 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-03 20:36:01,294 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-03 20:36:01,295 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-03 20:36:01,295 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/ai/array-bench/reach_32bit_array_compound_oct_cong.epf [2018-12-03 20:36:01,309 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-03 20:36:01,310 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-03 20:36:01,311 INFO L131 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2018-12-03 20:36:01,311 INFO L133 SettingsManager]: * Show backtranslation warnings=false [2018-12-03 20:36:01,311 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-03 20:36:01,312 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-12-03 20:36:01,312 INFO L133 SettingsManager]: * User list type=DISABLED [2018-12-03 20:36:01,312 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-12-03 20:36:01,312 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-12-03 20:36:01,312 INFO L133 SettingsManager]: * Abstract domain=ArrayDomain [2018-12-03 20:36:01,313 INFO L133 SettingsManager]: * Log string format=TERM [2018-12-03 20:36:01,313 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-12-03 20:36:01,313 INFO L133 SettingsManager]: * Interval Domain=false [2018-12-03 20:36:01,314 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-03 20:36:01,314 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-03 20:36:01,314 INFO L133 SettingsManager]: * Use SBE=true [2018-12-03 20:36:01,315 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-03 20:36:01,315 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-03 20:36:01,315 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-03 20:36:01,315 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-03 20:36:01,315 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-03 20:36:01,316 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-03 20:36:01,316 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-03 20:36:01,316 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-03 20:36:01,316 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-03 20:36:01,316 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-03 20:36:01,316 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-03 20:36:01,317 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-03 20:36:01,317 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-03 20:36:01,317 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-03 20:36:01,317 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-03 20:36:01,318 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-03 20:36:01,318 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-03 20:36:01,318 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-03 20:36:01,318 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-12-03 20:36:01,318 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-03 20:36:01,319 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-03 20:36:01,319 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-12-03 20:36:01,319 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2018-12-03 20:36:01,352 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-03 20:36:01,366 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-03 20:36:01,370 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-03 20:36:01,372 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-12-03 20:36:01,373 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-12-03 20:36:01,374 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/DivisibilityInterpolantRequired02-ForwardSuccess.bpl [2018-12-03 20:36:01,374 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/DivisibilityInterpolantRequired02-ForwardSuccess.bpl' [2018-12-03 20:36:01,409 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-03 20:36:01,411 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-12-03 20:36:01,413 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-03 20:36:01,413 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-03 20:36:01,413 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-03 20:36:01,432 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "DivisibilityInterpolantRequired02-ForwardSuccess.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.12 08:36:01" (1/1) ... [2018-12-03 20:36:01,443 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "DivisibilityInterpolantRequired02-ForwardSuccess.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.12 08:36:01" (1/1) ... [2018-12-03 20:36:01,449 WARN L165 Inliner]: Program contained no entry procedure! [2018-12-03 20:36:01,450 WARN L168 Inliner]: Missing entry procedures: [ULTIMATE.start] [2018-12-03 20:36:01,450 WARN L175 Inliner]: Fallback enabled. All procedures will be processed. [2018-12-03 20:36:01,452 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-03 20:36:01,453 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-03 20:36:01,453 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-03 20:36:01,454 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-03 20:36:01,467 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "DivisibilityInterpolantRequired02-ForwardSuccess.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.12 08:36:01" (1/1) ... [2018-12-03 20:36:01,468 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "DivisibilityInterpolantRequired02-ForwardSuccess.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.12 08:36:01" (1/1) ... [2018-12-03 20:36:01,468 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "DivisibilityInterpolantRequired02-ForwardSuccess.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.12 08:36:01" (1/1) ... [2018-12-03 20:36:01,469 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "DivisibilityInterpolantRequired02-ForwardSuccess.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.12 08:36:01" (1/1) ... [2018-12-03 20:36:01,472 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "DivisibilityInterpolantRequired02-ForwardSuccess.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.12 08:36:01" (1/1) ... [2018-12-03 20:36:01,476 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "DivisibilityInterpolantRequired02-ForwardSuccess.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.12 08:36:01" (1/1) ... [2018-12-03 20:36:01,477 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "DivisibilityInterpolantRequired02-ForwardSuccess.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.12 08:36:01" (1/1) ... [2018-12-03 20:36:01,478 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-03 20:36:01,479 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-03 20:36:01,479 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-03 20:36:01,479 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-03 20:36:01,481 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "DivisibilityInterpolantRequired02-ForwardSuccess.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.12 08:36:01" (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 [2018-12-03 20:36:01,555 INFO L130 BoogieDeclarations]: Found specification of procedure proc [2018-12-03 20:36:01,555 INFO L138 BoogieDeclarations]: Found implementation of procedure proc [2018-12-03 20:36:01,752 INFO L272 CfgBuilder]: Using library mode [2018-12-03 20:36:01,753 INFO L280 CfgBuilder]: Removed 1 assue(true) statements. [2018-12-03 20:36:01,753 INFO L202 PluginConnector]: Adding new model DivisibilityInterpolantRequired02-ForwardSuccess.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 08:36:01 BoogieIcfgContainer [2018-12-03 20:36:01,753 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-03 20:36:01,754 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2018-12-03 20:36:01,755 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2018-12-03 20:36:01,755 INFO L276 PluginConnector]: Abstract Interpretation initialized [2018-12-03 20:36:01,756 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "DivisibilityInterpolantRequired02-ForwardSuccess.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 08:36:01" (1/1) ... [2018-12-03 20:36:01,827 INFO L101 FixpointEngine]: Starting fixpoint engine with domain ArrayDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-03 20:36:01,912 WARN L79 EvaluatorLogger]: Possible loss of precision. Operator ARITHMOD has no precise implementation. [2018-12-03 20:36:01,934 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-12-03 20:36:01,940 INFO L272 AbstractInterpreter]: Visited 5 different actions 5 times. Never merged. Never widened. Found 1 fixpoints after 1 different actions. Largest state had 0 variables. [2018-12-03 20:36:01,942 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2018-12-03 20:36:01,943 INFO L168 Benchmark]: Toolchain (without parser) took 532.46 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: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. [2018-12-03 20:36:01,945 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.22 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. [2018-12-03 20:36:01,946 INFO L168 Benchmark]: Boogie Procedure Inliner took 40.17 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. [2018-12-03 20:36:01,947 INFO L168 Benchmark]: Boogie Preprocessor took 25.27 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. [2018-12-03 20:36:01,948 INFO L168 Benchmark]: RCFGBuilder took 274.58 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: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. [2018-12-03 20:36:01,949 INFO L168 Benchmark]: Abstract Interpretation took 187.26 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. [2018-12-03 20:36:01,955 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 0.22 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. * Boogie Procedure Inliner took 40.17 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. * Boogie Preprocessor took 25.27 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. * RCFGBuilder took 274.58 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: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. * Abstract Interpretation took 187.26 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: - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - PositiveResult [Line: 19]: assertion always holds For all program executions holds that assertion always holds at this location RESULT: Ultimate proved your program to be correct! Received shutdown request...