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_compound_oct_cong.epf -i ../../../trunk/examples/programs/20170304-DifficultPathPrograms/veris.c_NetBSD-libc__loop.i_2.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-1de736e-m [2019-02-14 17:05:21,909 INFO L170 SettingsManager]: Resetting all preferences to default values... [2019-02-14 17:05:21,911 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2019-02-14 17:05:21,927 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-02-14 17:05:21,928 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-02-14 17:05:21,930 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-02-14 17:05:21,933 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-02-14 17:05:21,935 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2019-02-14 17:05:21,937 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-02-14 17:05:21,937 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-02-14 17:05:21,939 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... 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[2019-02-14 17:05:21,988 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 [2019-02-14 17:05:22,013 INFO L110 SettingsManager]: Loading preferences was successful [2019-02-14 17:05:22,014 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2019-02-14 17:05:22,015 INFO L131 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2019-02-14 17:05:22,015 INFO L133 SettingsManager]: * Show backtranslation warnings=false [2019-02-14 17:05:22,016 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-02-14 17:05:22,016 INFO L133 SettingsManager]: * User list type=DISABLED [2019-02-14 17:05:22,016 INFO L133 SettingsManager]: * Inline calls to unimplemented procedures=true [2019-02-14 17:05:22,017 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-02-14 17:05:22,017 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-02-14 17:05:22,017 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2019-02-14 17:05:22,017 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-02-14 17:05:22,017 INFO L133 SettingsManager]: * Interval Domain=false [2019-02-14 17:05:22,018 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-02-14 17:05:22,018 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2019-02-14 17:05:22,019 INFO L133 SettingsManager]: * Use SBE=true [2019-02-14 17:05:22,019 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-02-14 17:05:22,019 INFO L133 SettingsManager]: * sizeof long=4 [2019-02-14 17:05:22,019 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2019-02-14 17:05:22,019 INFO L133 SettingsManager]: * sizeof POINTER=4 [2019-02-14 17:05:22,020 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2019-02-14 17:05:22,020 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-02-14 17:05:22,020 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-02-14 17:05:22,020 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-02-14 17:05:22,020 INFO L133 SettingsManager]: * sizeof long double=12 [2019-02-14 17:05:22,020 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2019-02-14 17:05:22,021 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-02-14 17:05:22,022 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-02-14 17:05:22,023 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-02-14 17:05:22,023 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2019-02-14 17:05:22,023 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-02-14 17:05:22,023 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-02-14 17:05:22,023 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-02-14 17:05:22,024 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-02-14 17:05:22,024 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-02-14 17:05:22,024 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-02-14 17:05:22,024 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-02-14 17:05:22,024 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-02-14 17:05:22,024 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-02-14 17:05:22,064 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-02-14 17:05:22,079 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-02-14 17:05:22,084 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-02-14 17:05:22,086 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-02-14 17:05:22,087 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2019-02-14 17:05:22,088 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/veris.c_NetBSD-libc__loop.i_2.bpl [2019-02-14 17:05:22,088 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/veris.c_NetBSD-libc__loop.i_2.bpl' [2019-02-14 17:05:22,146 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-02-14 17:05:22,148 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-02-14 17:05:22,149 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-02-14 17:05:22,149 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-02-14 17:05:22,149 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2019-02-14 17:05:22,167 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 14.02 05:05:22" (1/1) ... [2019-02-14 17:05:22,181 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 14.02 05:05:22" (1/1) ... [2019-02-14 17:05:22,191 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-02-14 17:05:22,192 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-02-14 17:05:22,192 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-02-14 17:05:22,192 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2019-02-14 17:05:22,205 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 14.02 05:05:22" (1/1) ... [2019-02-14 17:05:22,205 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 14.02 05:05:22" (1/1) ... [2019-02-14 17:05:22,207 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 14.02 05:05:22" (1/1) ... [2019-02-14 17:05:22,208 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 14.02 05:05:22" (1/1) ... [2019-02-14 17:05:22,214 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 14.02 05:05:22" (1/1) ... [2019-02-14 17:05:22,218 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 14.02 05:05:22" (1/1) ... [2019-02-14 17:05:22,219 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 14.02 05:05:22" (1/1) ... [2019-02-14 17:05:22,221 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-02-14 17:05:22,222 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-02-14 17:05:22,226 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-02-14 17:05:22,226 INFO L276 PluginConnector]: RCFGBuilder initialized [2019-02-14 17:05:22,227 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 14.02 05:05:22" (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 [2019-02-14 17:05:22,297 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-02-14 17:05:22,298 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-02-14 17:05:22,703 INFO L281 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-02-14 17:05:22,703 INFO L286 CfgBuilder]: Removed 1 assue(true) statements. [2019-02-14 17:05:22,706 INFO L202 PluginConnector]: Adding new model veris.c_NetBSD-libc__loop.i_2.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.02 05:05:22 BoogieIcfgContainer [2019-02-14 17:05:22,706 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-02-14 17:05:22,706 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2019-02-14 17:05:22,706 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2019-02-14 17:05:22,707 INFO L276 PluginConnector]: Abstract Interpretation initialized [2019-02-14 17:05:22,707 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 14.02 05:05:22" (1/1) ... [2019-02-14 17:05:22,751 INFO L101 FixpointEngine]: Starting fixpoint engine with domain CompoundDomain (maxUnwinding=3, maxParallelStates=2) [2019-02-14 17:05:23,790 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2019-02-14 17:05:23,796 INFO L272 AbstractInterpreter]: Visited 4 different actions 8 times. Merged at 2 different actions 3 times. Never widened. Performed 83 root evaluator evaluations with a maximum evaluation depth of 5. Performed 83 inverse root evaluator evaluations with a maximum inverse evaluation depth of 5. Found 1 fixpoints after 1 different actions. Largest state had 0 variables. [2019-02-14 17:05:23,798 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2019-02-14 17:05:23,800 INFO L168 Benchmark]: Toolchain (without parser) took 1653.23 ms. Allocated memory was 133.7 MB in the beginning and 196.6 MB in the end (delta: 62.9 MB). Free memory was 108.5 MB in the beginning and 144.8 MB in the end (delta: -36.3 MB). Peak memory consumption was 26.6 MB. Max. memory is 7.1 GB. [2019-02-14 17:05:23,804 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.24 ms. Allocated memory is still 133.7 MB. Free memory is still 110.2 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-02-14 17:05:23,805 INFO L168 Benchmark]: Boogie Procedure Inliner took 43.29 ms. Allocated memory is still 133.7 MB. Free memory was 108.5 MB in the beginning and 106.9 MB in the end (delta: 1.7 MB). Peak memory consumption was 1.7 MB. Max. memory is 7.1 GB. [2019-02-14 17:05:23,807 INFO L168 Benchmark]: Boogie Preprocessor took 29.08 ms. Allocated memory is still 133.7 MB. Free memory was 106.9 MB in the beginning and 105.7 MB in the end (delta: 1.1 MB). Peak memory consumption was 1.1 MB. Max. memory is 7.1 GB. [2019-02-14 17:05:23,810 INFO L168 Benchmark]: RCFGBuilder took 484.30 ms. Allocated memory is still 133.7 MB. Free memory was 105.5 MB in the beginning and 92.0 MB in the end (delta: 13.5 MB). Peak memory consumption was 13.5 MB. Max. memory is 7.1 GB. [2019-02-14 17:05:23,811 INFO L168 Benchmark]: Abstract Interpretation took 1092.18 ms. Allocated memory was 133.7 MB in the beginning and 196.6 MB in the end (delta: 62.9 MB). Free memory was 91.8 MB in the beginning and 144.8 MB in the end (delta: -53.0 MB). Peak memory consumption was 9.9 MB. Max. memory is 7.1 GB. [2019-02-14 17:05:23,821 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 0.24 ms. Allocated memory is still 133.7 MB. Free memory is still 110.2 MB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 43.29 ms. Allocated memory is still 133.7 MB. Free memory was 108.5 MB in the beginning and 106.9 MB in the end (delta: 1.7 MB). Peak memory consumption was 1.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 29.08 ms. Allocated memory is still 133.7 MB. Free memory was 106.9 MB in the beginning and 105.7 MB in the end (delta: 1.1 MB). Peak memory consumption was 1.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 484.30 ms. Allocated memory is still 133.7 MB. Free memory was 105.5 MB in the beginning and 92.0 MB in the end (delta: 13.5 MB). Peak memory consumption was 13.5 MB. Max. memory is 7.1 GB. * Abstract Interpretation took 1092.18 ms. Allocated memory was 133.7 MB in the beginning and 196.6 MB in the end (delta: 62.9 MB). Free memory was 91.8 MB in the beginning and 144.8 MB in the end (delta: -53.0 MB). Peak memory consumption was 9.9 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...