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_oct.epf -i ../../../trunk/examples/programs/20170304-DifficultPathPrograms/veris.c_NetBSD-libc__loop.i_2.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-a9d37a5-m [2019-02-28 14:07:33,359 INFO L170 SettingsManager]: Resetting all preferences to default values... [2019-02-28 14:07:33,361 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2019-02-28 14:07:33,374 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-02-28 14:07:33,374 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-02-28 14:07:33,375 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-02-28 14:07:33,377 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-02-28 14:07:33,379 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2019-02-28 14:07:33,381 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-02-28 14:07:33,382 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-02-28 14:07:33,383 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... 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[2019-02-28 14:07:33,415 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/ai/array-bench/reach_32bit_oct.epf [2019-02-28 14:07:33,437 INFO L110 SettingsManager]: Loading preferences was successful [2019-02-28 14:07:33,437 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2019-02-28 14:07:33,439 INFO L131 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2019-02-28 14:07:33,439 INFO L133 SettingsManager]: * Show backtranslation warnings=false [2019-02-28 14:07:33,439 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-02-28 14:07:33,439 INFO L133 SettingsManager]: * User list type=DISABLED [2019-02-28 14:07:33,439 INFO L133 SettingsManager]: * Inline calls to unimplemented procedures=true [2019-02-28 14:07:33,440 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-02-28 14:07:33,440 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-02-28 14:07:33,440 INFO L133 SettingsManager]: * Underlying domain=OctagonDomain [2019-02-28 14:07:33,440 INFO L133 SettingsManager]: * Abstract domain=OctagonDomain [2019-02-28 14:07:33,440 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-02-28 14:07:33,441 INFO L133 SettingsManager]: * Interval Domain=false [2019-02-28 14:07:33,442 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-02-28 14:07:33,443 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2019-02-28 14:07:33,443 INFO L133 SettingsManager]: * Use SBE=true [2019-02-28 14:07:33,443 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-02-28 14:07:33,443 INFO L133 SettingsManager]: * sizeof long=4 [2019-02-28 14:07:33,443 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2019-02-28 14:07:33,444 INFO L133 SettingsManager]: * sizeof POINTER=4 [2019-02-28 14:07:33,446 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2019-02-28 14:07:33,446 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-02-28 14:07:33,446 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-02-28 14:07:33,446 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-02-28 14:07:33,446 INFO L133 SettingsManager]: * sizeof long double=12 [2019-02-28 14:07:33,446 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2019-02-28 14:07:33,447 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-02-28 14:07:33,447 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-02-28 14:07:33,447 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-02-28 14:07:33,447 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2019-02-28 14:07:33,448 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:16092 -smt2 -in -t:20000 [2019-02-28 14:07:33,448 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-02-28 14:07:33,448 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-02-28 14:07:33,448 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-02-28 14:07:33,448 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-02-28 14:07:33,448 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-02-28 14:07:33,449 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:16092 -smt2 -in [2019-02-28 14:07:33,449 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-02-28 14:07:33,449 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-02-28 14:07:33,490 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-02-28 14:07:33,503 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-02-28 14:07:33,507 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-02-28 14:07:33,508 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-02-28 14:07:33,509 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2019-02-28 14:07:33,509 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/veris.c_NetBSD-libc__loop.i_2.bpl [2019-02-28 14:07:33,510 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/veris.c_NetBSD-libc__loop.i_2.bpl' [2019-02-28 14:07:33,567 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-02-28 14:07:33,569 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-02-28 14:07:33,570 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-02-28 14:07:33,570 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-02-28 14:07:33,571 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2019-02-28 14:07:33,589 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "veris.c_NetBSD-libc__loop.i_2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.02 02:07:33" (1/1) ... [2019-02-28 14:07:33,603 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "veris.c_NetBSD-libc__loop.i_2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.02 02:07:33" (1/1) ... [2019-02-28 14:07:33,612 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-02-28 14:07:33,613 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-02-28 14:07:33,613 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-02-28 14:07:33,613 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2019-02-28 14:07:33,625 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "veris.c_NetBSD-libc__loop.i_2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.02 02:07:33" (1/1) ... [2019-02-28 14:07:33,625 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "veris.c_NetBSD-libc__loop.i_2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.02 02:07:33" (1/1) ... [2019-02-28 14:07:33,627 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "veris.c_NetBSD-libc__loop.i_2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.02 02:07:33" (1/1) ... [2019-02-28 14:07:33,627 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "veris.c_NetBSD-libc__loop.i_2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.02 02:07:33" (1/1) ... [2019-02-28 14:07:33,634 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "veris.c_NetBSD-libc__loop.i_2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.02 02:07:33" (1/1) ... [2019-02-28 14:07:33,637 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "veris.c_NetBSD-libc__loop.i_2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.02 02:07:33" (1/1) ... [2019-02-28 14:07:33,639 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "veris.c_NetBSD-libc__loop.i_2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.02 02:07:33" (1/1) ... [2019-02-28 14:07:33,644 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-02-28 14:07:33,645 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-02-28 14:07:33,645 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-02-28 14:07:33,645 INFO L276 PluginConnector]: RCFGBuilder initialized [2019-02-28 14:07:33,650 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "veris.c_NetBSD-libc__loop.i_2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.02 02:07:33" (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:16092 -smt2 -in -t:20000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:16092 -smt2 -in -t:20000 [2019-02-28 14:07:33,710 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-02-28 14:07:33,710 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-02-28 14:07:34,187 INFO L281 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-02-28 14:07:34,187 INFO L286 CfgBuilder]: Removed 1 assue(true) statements. [2019-02-28 14:07:34,188 INFO L202 PluginConnector]: Adding new model veris.c_NetBSD-libc__loop.i_2.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.02 02:07:34 BoogieIcfgContainer [2019-02-28 14:07:34,188 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-02-28 14:07:34,189 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2019-02-28 14:07:34,189 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2019-02-28 14:07:34,190 INFO L276 PluginConnector]: Abstract Interpretation initialized [2019-02-28 14:07:34,192 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "veris.c_NetBSD-libc__loop.i_2.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.02 02:07:34" (1/1) ... [2019-02-28 14:07:34,294 INFO L101 FixpointEngine]: Starting fixpoint engine with domain OctagonDomain (maxUnwinding=3, maxParallelStates=2) [2019-02-28 14:07:35,666 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2019-02-28 14:07:35,673 INFO L272 AbstractInterpreter]: Visited 4 different actions 8 times. Merged at 2 different actions 3 times. Never widened. Found 1 fixpoints after 1 different actions. Largest state had 0 variables. [2019-02-28 14:07:35,675 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2019-02-28 14:07:35,677 INFO L168 Benchmark]: Toolchain (without parser) took 2108.65 ms. Allocated memory was 132.6 MB in the beginning and 242.7 MB in the end (delta: 110.1 MB). Free memory was 107.5 MB in the beginning and 197.2 MB in the end (delta: -89.8 MB). Peak memory consumption was 116.8 MB. Max. memory is 7.1 GB. [2019-02-28 14:07:35,679 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. [2019-02-28 14:07:35,680 INFO L168 Benchmark]: Boogie Procedure Inliner took 42.50 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. [2019-02-28 14:07:35,682 INFO L168 Benchmark]: Boogie Preprocessor took 31.74 ms. Allocated memory is still 132.6 MB. Free memory was 105.8 MB in the beginning and 104.5 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 7.1 GB. [2019-02-28 14:07:35,683 INFO L168 Benchmark]: RCFGBuilder took 543.43 ms. Allocated memory is still 132.6 MB. Free memory was 104.5 MB in the beginning and 91.0 MB in the end (delta: 13.5 MB). Peak memory consumption was 13.5 MB. Max. memory is 7.1 GB. [2019-02-28 14:07:35,684 INFO L168 Benchmark]: Abstract Interpretation took 1485.92 ms. Allocated memory was 132.6 MB in the beginning and 242.7 MB in the end (delta: 110.1 MB). Free memory was 91.0 MB in the beginning and 197.2 MB in the end (delta: -106.3 MB). Peak memory consumption was 100.3 MB. Max. memory is 7.1 GB. [2019-02-28 14:07:35,690 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 42.50 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 31.74 ms. Allocated memory is still 132.6 MB. Free memory was 105.8 MB in the beginning and 104.5 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 543.43 ms. Allocated memory is still 132.6 MB. Free memory was 104.5 MB in the beginning and 91.0 MB in the end (delta: 13.5 MB). Peak memory consumption was 13.5 MB. Max. memory is 7.1 GB. * Abstract Interpretation took 1485.92 ms. Allocated memory was 132.6 MB in the beginning and 242.7 MB in the end (delta: 110.1 MB). Free memory was 91.0 MB in the beginning and 197.2 MB in the end (delta: -106.3 MB). Peak memory consumption was 100.3 MB. 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: 82]: 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...