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/veris.c_NetBSD-libc__loop.i_2.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-b7bd044-m [2019-01-18 18:22:17,994 INFO L170 SettingsManager]: Resetting all preferences to default values... [2019-01-18 18:22:17,997 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2019-01-18 18:22:18,015 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-01-18 18:22:18,016 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-01-18 18:22:18,018 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-01-18 18:22:18,020 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-01-18 18:22:18,022 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2019-01-18 18:22:18,026 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-01-18 18:22:18,027 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-01-18 18:22:18,030 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-01-18 18:22:18,030 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-01-18 18:22:18,032 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-01-18 18:22:18,033 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-01-18 18:22:18,040 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-01-18 18:22:18,041 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-01-18 18:22:18,043 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-01-18 18:22:18,046 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-01-18 18:22:18,050 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2019-01-18 18:22:18,053 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-01-18 18:22:18,055 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-01-18 18:22:18,057 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-01-18 18:22:18,063 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-01-18 18:22:18,077 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 [2019-01-18 18:22:18,104 INFO L110 SettingsManager]: Loading preferences was successful [2019-01-18 18:22:18,105 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2019-01-18 18:22:18,105 INFO L131 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2019-01-18 18:22:18,106 INFO L133 SettingsManager]: * Show backtranslation warnings=false [2019-01-18 18:22:18,106 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-01-18 18:22:18,106 INFO L133 SettingsManager]: * User list type=DISABLED [2019-01-18 18:22:18,106 INFO L133 SettingsManager]: * Inline calls to unimplemented procedures=true [2019-01-18 18:22:18,107 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-01-18 18:22:18,110 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-01-18 18:22:18,110 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2019-01-18 18:22:18,110 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-01-18 18:22:18,111 INFO L133 SettingsManager]: * Interval Domain=false [2019-01-18 18:22:18,111 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-01-18 18:22:18,112 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2019-01-18 18:22:18,112 INFO L133 SettingsManager]: * Use SBE=true [2019-01-18 18:22:18,112 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-01-18 18:22:18,112 INFO L133 SettingsManager]: * sizeof long=4 [2019-01-18 18:22:18,112 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2019-01-18 18:22:18,115 INFO L133 SettingsManager]: * sizeof POINTER=4 [2019-01-18 18:22:18,115 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2019-01-18 18:22:18,115 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-01-18 18:22:18,115 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-01-18 18:22:18,116 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-01-18 18:22:18,116 INFO L133 SettingsManager]: * sizeof long double=12 [2019-01-18 18:22:18,116 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2019-01-18 18:22:18,116 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-01-18 18:22:18,116 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-01-18 18:22:18,117 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-01-18 18:22:18,117 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2019-01-18 18:22:18,117 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-01-18 18:22:18,117 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-01-18 18:22:18,117 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-01-18 18:22:18,118 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-01-18 18:22:18,118 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-01-18 18:22:18,118 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-01-18 18:22:18,119 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-01-18 18:22:18,119 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-01-18 18:22:18,119 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-01-18 18:22:18,173 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-01-18 18:22:18,188 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-01-18 18:22:18,192 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-01-18 18:22:18,194 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-01-18 18:22:18,195 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2019-01-18 18:22:18,195 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/veris.c_NetBSD-libc__loop.i_2.bpl [2019-01-18 18:22:18,196 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/veris.c_NetBSD-libc__loop.i_2.bpl' [2019-01-18 18:22:18,244 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-01-18 18:22:18,246 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-01-18 18:22:18,247 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-01-18 18:22:18,247 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-01-18 18:22:18,247 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2019-01-18 18:22:18,263 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 18.01 06:22:18" (1/1) ... [2019-01-18 18:22:18,277 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 18.01 06:22:18" (1/1) ... [2019-01-18 18:22:18,288 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-01-18 18:22:18,289 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-01-18 18:22:18,289 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-01-18 18:22:18,289 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2019-01-18 18:22:18,300 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 18.01 06:22:18" (1/1) ... [2019-01-18 18:22:18,300 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 18.01 06:22:18" (1/1) ... [2019-01-18 18:22:18,302 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 18.01 06:22:18" (1/1) ... [2019-01-18 18:22:18,302 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 18.01 06:22:18" (1/1) ... [2019-01-18 18:22:18,306 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 18.01 06:22:18" (1/1) ... [2019-01-18 18:22:18,308 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 18.01 06:22:18" (1/1) ... [2019-01-18 18:22:18,310 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 18.01 06:22:18" (1/1) ... [2019-01-18 18:22:18,311 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-01-18 18:22:18,312 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-01-18 18:22:18,312 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-01-18 18:22:18,312 INFO L276 PluginConnector]: RCFGBuilder initialized [2019-01-18 18:22:18,313 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 18.01 06:22:18" (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 [2019-01-18 18:22:18,378 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-01-18 18:22:18,378 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-01-18 18:22:18,689 INFO L281 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-01-18 18:22:18,689 INFO L286 CfgBuilder]: Removed 1 assue(true) statements. [2019-01-18 18:22:18,691 INFO L202 PluginConnector]: Adding new model veris.c_NetBSD-libc__loop.i_2.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.01 06:22:18 BoogieIcfgContainer [2019-01-18 18:22:18,691 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-01-18 18:22:18,693 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2019-01-18 18:22:18,693 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2019-01-18 18:22:18,695 INFO L276 PluginConnector]: Abstract Interpretation initialized [2019-01-18 18:22:18,695 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 18.01 06:22:18" (1/1) ... [2019-01-18 18:22:18,747 INFO L101 FixpointEngine]: Starting fixpoint engine with domain CompoundDomain (maxUnwinding=3, maxParallelStates=2) [2019-01-18 18:22:19,159 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2019-01-18 18:22:19,165 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. [2019-01-18 18:22:19,167 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2019-01-18 18:22:19,168 INFO L168 Benchmark]: Toolchain (without parser) took 922.47 ms. Allocated memory was 140.0 MB in the beginning and 177.2 MB in the end (delta: 37.2 MB). Free memory was 107.3 MB in the beginning and 84.5 MB in the end (delta: 22.8 MB). Peak memory consumption was 60.0 MB. Max. memory is 7.1 GB. [2019-01-18 18:22:19,170 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.21 ms. Allocated memory is still 140.0 MB. Free memory is still 108.8 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-01-18 18:22:19,171 INFO L168 Benchmark]: Boogie Procedure Inliner took 41.18 ms. Allocated memory is still 140.0 MB. Free memory was 107.1 MB in the beginning and 105.5 MB in the end (delta: 1.7 MB). Peak memory consumption was 1.7 MB. Max. memory is 7.1 GB. [2019-01-18 18:22:19,172 INFO L168 Benchmark]: Boogie Preprocessor took 23.23 ms. Allocated memory is still 140.0 MB. Free memory was 105.5 MB in the beginning and 104.3 MB in the end (delta: 1.1 MB). Peak memory consumption was 1.1 MB. Max. memory is 7.1 GB. [2019-01-18 18:22:19,173 INFO L168 Benchmark]: RCFGBuilder took 379.22 ms. Allocated memory is still 140.0 MB. Free memory was 104.3 MB in the beginning and 92.9 MB in the end (delta: 11.4 MB). Peak memory consumption was 11.4 MB. Max. memory is 7.1 GB. [2019-01-18 18:22:19,174 INFO L168 Benchmark]: Abstract Interpretation took 473.78 ms. Allocated memory was 140.0 MB in the beginning and 177.2 MB in the end (delta: 37.2 MB). Free memory was 92.7 MB in the beginning and 84.5 MB in the end (delta: 8.2 MB). Peak memory consumption was 45.4 MB. Max. memory is 7.1 GB. [2019-01-18 18:22:19,180 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 0.21 ms. Allocated memory is still 140.0 MB. Free memory is still 108.8 MB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 41.18 ms. Allocated memory is still 140.0 MB. Free memory was 107.1 MB in the beginning and 105.5 MB in the end (delta: 1.7 MB). Peak memory consumption was 1.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 23.23 ms. Allocated memory is still 140.0 MB. Free memory was 105.5 MB in the beginning and 104.3 MB in the end (delta: 1.1 MB). Peak memory consumption was 1.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 379.22 ms. Allocated memory is still 140.0 MB. Free memory was 104.3 MB in the beginning and 92.9 MB in the end (delta: 11.4 MB). Peak memory consumption was 11.4 MB. Max. memory is 7.1 GB. * Abstract Interpretation took 473.78 ms. Allocated memory was 140.0 MB in the beginning and 177.2 MB in the end (delta: 37.2 MB). Free memory was 92.7 MB in the beginning and 84.5 MB in the end (delta: 8.2 MB). Peak memory consumption was 45.4 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...