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_oct.epf -i ../../../trunk/examples/programs/20170304-DifficultPathPrograms/veris.c_NetBSD-libc__loop.i_2.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-b7bd044-m [2019-01-20 10:55:12,641 INFO L170 SettingsManager]: Resetting all preferences to default values... [2019-01-20 10:55:12,643 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2019-01-20 10:55:12,660 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-01-20 10:55:12,660 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-01-20 10:55:12,662 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-01-20 10:55:12,663 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-01-20 10:55:12,665 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2019-01-20 10:55:12,667 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-01-20 10:55:12,668 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-01-20 10:55:12,669 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... 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[2019-01-20 10:55:12,694 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/ai/array-bench/reach_32bit_oct.epf [2019-01-20 10:55:12,712 INFO L110 SettingsManager]: Loading preferences was successful [2019-01-20 10:55:12,712 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2019-01-20 10:55:12,714 INFO L131 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2019-01-20 10:55:12,714 INFO L133 SettingsManager]: * Show backtranslation warnings=false [2019-01-20 10:55:12,714 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-01-20 10:55:12,714 INFO L133 SettingsManager]: * User list type=DISABLED [2019-01-20 10:55:12,715 INFO L133 SettingsManager]: * Inline calls to unimplemented procedures=true [2019-01-20 10:55:12,715 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-01-20 10:55:12,715 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-01-20 10:55:12,715 INFO L133 SettingsManager]: * Underlying domain=OctagonDomain [2019-01-20 10:55:12,715 INFO L133 SettingsManager]: * Abstract domain=OctagonDomain [2019-01-20 10:55:12,716 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-01-20 10:55:12,716 INFO L133 SettingsManager]: * Interval Domain=false [2019-01-20 10:55:12,717 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-01-20 10:55:12,717 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2019-01-20 10:55:12,717 INFO L133 SettingsManager]: * Use SBE=true [2019-01-20 10:55:12,719 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-01-20 10:55:12,720 INFO L133 SettingsManager]: * sizeof long=4 [2019-01-20 10:55:12,720 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2019-01-20 10:55:12,720 INFO L133 SettingsManager]: * sizeof POINTER=4 [2019-01-20 10:55:12,720 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2019-01-20 10:55:12,720 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-01-20 10:55:12,721 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-01-20 10:55:12,721 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-01-20 10:55:12,721 INFO L133 SettingsManager]: * sizeof long double=12 [2019-01-20 10:55:12,722 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2019-01-20 10:55:12,722 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-01-20 10:55:12,722 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-01-20 10:55:12,722 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-01-20 10:55:12,723 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2019-01-20 10:55:12,723 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-01-20 10:55:12,723 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-01-20 10:55:12,724 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-01-20 10:55:12,724 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-01-20 10:55:12,724 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-01-20 10:55:12,724 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-01-20 10:55:12,724 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-01-20 10:55:12,724 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-01-20 10:55:12,725 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-01-20 10:55:12,775 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-01-20 10:55:12,791 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-01-20 10:55:12,795 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-01-20 10:55:12,797 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-01-20 10:55:12,797 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2019-01-20 10:55:12,798 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/veris.c_NetBSD-libc__loop.i_2.bpl [2019-01-20 10:55:12,799 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/veris.c_NetBSD-libc__loop.i_2.bpl' [2019-01-20 10:55:12,864 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-01-20 10:55:12,865 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-01-20 10:55:12,866 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-01-20 10:55:12,866 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-01-20 10:55:12,866 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2019-01-20 10:55:12,883 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 20.01 10:55:12" (1/1) ... [2019-01-20 10:55:12,900 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 20.01 10:55:12" (1/1) ... [2019-01-20 10:55:12,908 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-01-20 10:55:12,909 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-01-20 10:55:12,909 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-01-20 10:55:12,909 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2019-01-20 10:55:12,920 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 20.01 10:55:12" (1/1) ... [2019-01-20 10:55:12,920 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 20.01 10:55:12" (1/1) ... [2019-01-20 10:55:12,922 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 20.01 10:55:12" (1/1) ... [2019-01-20 10:55:12,922 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 20.01 10:55:12" (1/1) ... [2019-01-20 10:55:12,926 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 20.01 10:55:12" (1/1) ... [2019-01-20 10:55:12,928 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 20.01 10:55:12" (1/1) ... [2019-01-20 10:55:12,929 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 20.01 10:55:12" (1/1) ... [2019-01-20 10:55:12,931 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-01-20 10:55:12,932 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-01-20 10:55:12,932 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-01-20 10:55:12,932 INFO L276 PluginConnector]: RCFGBuilder initialized [2019-01-20 10:55:12,933 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 20.01 10:55:12" (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 [2019-01-20 10:55:13,008 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-01-20 10:55:13,009 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-01-20 10:55:13,361 INFO L281 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-01-20 10:55:13,361 INFO L286 CfgBuilder]: Removed 1 assue(true) statements. [2019-01-20 10:55:13,362 INFO L202 PluginConnector]: Adding new model veris.c_NetBSD-libc__loop.i_2.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.01 10:55:13 BoogieIcfgContainer [2019-01-20 10:55:13,362 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-01-20 10:55:13,364 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2019-01-20 10:55:13,365 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2019-01-20 10:55:13,365 INFO L276 PluginConnector]: Abstract Interpretation initialized [2019-01-20 10:55:13,366 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 20.01 10:55:13" (1/1) ... [2019-01-20 10:55:13,424 INFO L101 FixpointEngine]: Starting fixpoint engine with domain OctagonDomain (maxUnwinding=3, maxParallelStates=2) [2019-01-20 10:55:13,918 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2019-01-20 10:55:13,924 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. [2019-01-20 10:55:13,926 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2019-01-20 10:55:13,927 INFO L168 Benchmark]: Toolchain (without parser) took 1062.61 ms. Allocated memory was 134.2 MB in the beginning and 197.1 MB in the end (delta: 62.9 MB). Free memory was 108.0 MB in the beginning and 122.7 MB in the end (delta: -14.7 MB). Peak memory consumption was 48.2 MB. Max. memory is 7.1 GB. [2019-01-20 10:55:13,929 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.20 ms. Allocated memory is still 134.2 MB. Free memory is still 109.5 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-01-20 10:55:13,930 INFO L168 Benchmark]: Boogie Procedure Inliner took 42.15 ms. Allocated memory is still 134.2 MB. Free memory was 107.8 MB in the beginning and 106.2 MB in the end (delta: 1.6 MB). Peak memory consumption was 1.6 MB. Max. memory is 7.1 GB. [2019-01-20 10:55:13,931 INFO L168 Benchmark]: Boogie Preprocessor took 22.49 ms. Allocated memory is still 134.2 MB. Free memory was 106.2 MB in the beginning and 105.1 MB in the end (delta: 1.1 MB). Peak memory consumption was 1.1 MB. Max. memory is 7.1 GB. [2019-01-20 10:55:13,933 INFO L168 Benchmark]: RCFGBuilder took 431.02 ms. Allocated memory is still 134.2 MB. Free memory was 104.9 MB in the beginning and 93.6 MB in the end (delta: 11.3 MB). Peak memory consumption was 11.3 MB. Max. memory is 7.1 GB. [2019-01-20 10:55:13,934 INFO L168 Benchmark]: Abstract Interpretation took 561.69 ms. Allocated memory was 134.2 MB in the beginning and 197.1 MB in the end (delta: 62.9 MB). Free memory was 93.4 MB in the beginning and 122.7 MB in the end (delta: -29.4 MB). Peak memory consumption was 33.6 MB. Max. memory is 7.1 GB. [2019-01-20 10:55:13,940 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 0.20 ms. Allocated memory is still 134.2 MB. Free memory is still 109.5 MB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 42.15 ms. Allocated memory is still 134.2 MB. Free memory was 107.8 MB in the beginning and 106.2 MB in the end (delta: 1.6 MB). Peak memory consumption was 1.6 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 22.49 ms. Allocated memory is still 134.2 MB. Free memory was 106.2 MB in the beginning and 105.1 MB in the end (delta: 1.1 MB). Peak memory consumption was 1.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 431.02 ms. Allocated memory is still 134.2 MB. Free memory was 104.9 MB in the beginning and 93.6 MB in the end (delta: 11.3 MB). Peak memory consumption was 11.3 MB. Max. memory is 7.1 GB. * Abstract Interpretation took 561.69 ms. Allocated memory was 134.2 MB in the beginning and 197.1 MB in the end (delta: 62.9 MB). Free memory was 93.4 MB in the beginning and 122.7 MB in the end (delta: -29.4 MB). Peak memory consumption was 33.6 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...