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_oct.epf -i ../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/Luxembourg-WithArrays.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-b7bd044-m [2019-01-18 19:08:20,934 INFO L170 SettingsManager]: Resetting all preferences to default values... [2019-01-18 19:08:20,936 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2019-01-18 19:08:20,949 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-01-18 19:08:20,950 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-01-18 19:08:20,951 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-01-18 19:08:20,952 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-01-18 19:08:20,955 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2019-01-18 19:08:20,967 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-01-18 19:08:20,969 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-01-18 19:08:20,970 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-01-18 19:08:20,970 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-01-18 19:08:20,972 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-01-18 19:08:20,973 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-01-18 19:08:20,982 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-01-18 19:08:20,984 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-01-18 19:08:20,985 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-01-18 19:08:20,989 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-01-18 19:08:20,993 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2019-01-18 19:08:20,995 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-01-18 19:08:20,997 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-01-18 19:08:20,998 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-01-18 19:08:21,001 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-01-18 19:08:21,013 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/ai/array-bench/reach_32bit_array_oct.epf [2019-01-18 19:08:21,043 INFO L110 SettingsManager]: Loading preferences was successful [2019-01-18 19:08:21,043 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2019-01-18 19:08:21,044 INFO L131 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2019-01-18 19:08:21,045 INFO L133 SettingsManager]: * Show backtranslation warnings=false [2019-01-18 19:08:21,048 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-01-18 19:08:21,048 INFO L133 SettingsManager]: * User list type=DISABLED [2019-01-18 19:08:21,048 INFO L133 SettingsManager]: * Inline calls to unimplemented procedures=true [2019-01-18 19:08:21,048 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-01-18 19:08:21,049 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-01-18 19:08:21,049 INFO L133 SettingsManager]: * Underlying domain=OctagonDomain [2019-01-18 19:08:21,049 INFO L133 SettingsManager]: * Abstract domain=ArrayDomain [2019-01-18 19:08:21,049 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-01-18 19:08:21,049 INFO L133 SettingsManager]: * Interval Domain=false [2019-01-18 19:08:21,050 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-01-18 19:08:21,050 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2019-01-18 19:08:21,051 INFO L133 SettingsManager]: * Use SBE=true [2019-01-18 19:08:21,053 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-01-18 19:08:21,053 INFO L133 SettingsManager]: * sizeof long=4 [2019-01-18 19:08:21,053 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2019-01-18 19:08:21,054 INFO L133 SettingsManager]: * sizeof POINTER=4 [2019-01-18 19:08:21,054 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2019-01-18 19:08:21,054 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-01-18 19:08:21,054 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-01-18 19:08:21,054 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-01-18 19:08:21,054 INFO L133 SettingsManager]: * sizeof long double=12 [2019-01-18 19:08:21,055 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2019-01-18 19:08:21,055 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-01-18 19:08:21,055 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-01-18 19:08:21,055 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-01-18 19:08:21,055 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2019-01-18 19:08:21,056 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-01-18 19:08:21,057 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-01-18 19:08:21,057 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-01-18 19:08:21,058 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-01-18 19:08:21,058 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-01-18 19:08:21,058 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-01-18 19:08:21,058 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-01-18 19:08:21,058 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-01-18 19:08:21,059 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-01-18 19:08:21,099 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-01-18 19:08:21,112 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-01-18 19:08:21,116 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-01-18 19:08:21,117 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-01-18 19:08:21,118 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2019-01-18 19:08:21,120 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/Luxembourg-WithArrays.bpl [2019-01-18 19:08:21,120 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/Luxembourg-WithArrays.bpl' [2019-01-18 19:08:21,158 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-01-18 19:08:21,161 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-01-18 19:08:21,161 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-01-18 19:08:21,161 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-01-18 19:08:21,162 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2019-01-18 19:08:21,179 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "Luxembourg-WithArrays.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 18.01 07:08:21" (1/1) ... [2019-01-18 19:08:21,191 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "Luxembourg-WithArrays.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 18.01 07:08:21" (1/1) ... [2019-01-18 19:08:21,198 WARN L165 Inliner]: Program contained no entry procedure! [2019-01-18 19:08:21,198 WARN L168 Inliner]: Missing entry procedures: [ULTIMATE.start] [2019-01-18 19:08:21,199 WARN L175 Inliner]: Fallback enabled. All procedures will be processed. [2019-01-18 19:08:21,201 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-01-18 19:08:21,202 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-01-18 19:08:21,202 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-01-18 19:08:21,202 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2019-01-18 19:08:21,215 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "Luxembourg-WithArrays.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 18.01 07:08:21" (1/1) ... [2019-01-18 19:08:21,215 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "Luxembourg-WithArrays.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 18.01 07:08:21" (1/1) ... [2019-01-18 19:08:21,216 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "Luxembourg-WithArrays.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 18.01 07:08:21" (1/1) ... [2019-01-18 19:08:21,216 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "Luxembourg-WithArrays.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 18.01 07:08:21" (1/1) ... [2019-01-18 19:08:21,219 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "Luxembourg-WithArrays.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 18.01 07:08:21" (1/1) ... [2019-01-18 19:08:21,225 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "Luxembourg-WithArrays.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 18.01 07:08:21" (1/1) ... [2019-01-18 19:08:21,227 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "Luxembourg-WithArrays.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 18.01 07:08:21" (1/1) ... [2019-01-18 19:08:21,229 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-01-18 19:08:21,229 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-01-18 19:08:21,229 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-01-18 19:08:21,230 INFO L276 PluginConnector]: RCFGBuilder initialized [2019-01-18 19:08:21,234 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "Luxembourg-WithArrays.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 18.01 07:08:21" (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 19:08:21,305 INFO L124 BoogieDeclarations]: Specification and implementation of procedure main given in one single declaration [2019-01-18 19:08:21,305 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-01-18 19:08:21,306 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-01-18 19:08:21,538 INFO L278 CfgBuilder]: Using library mode [2019-01-18 19:08:21,538 INFO L286 CfgBuilder]: Removed 1 assue(true) statements. [2019-01-18 19:08:21,540 INFO L202 PluginConnector]: Adding new model Luxembourg-WithArrays.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.01 07:08:21 BoogieIcfgContainer [2019-01-18 19:08:21,540 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-01-18 19:08:21,541 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2019-01-18 19:08:21,541 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2019-01-18 19:08:21,541 INFO L276 PluginConnector]: Abstract Interpretation initialized [2019-01-18 19:08:21,542 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "Luxembourg-WithArrays.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.01 07:08:21" (1/1) ... [2019-01-18 19:08:21,599 INFO L101 FixpointEngine]: Starting fixpoint engine with domain ArrayDomain (maxUnwinding=3, maxParallelStates=2) [2019-01-18 19:08:24,840 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2019-01-18 19:08:24,848 INFO L272 AbstractInterpreter]: Visited 7 different actions 50 times. Merged at 3 different actions 31 times. Widened at 1 different actions 9 times. Found 7 fixpoints after 4 different actions. Largest state had 0 variables. [2019-01-18 19:08:24,851 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2019-01-18 19:08:24,852 INFO L168 Benchmark]: Toolchain (without parser) took 3692.17 ms. Allocated memory was 140.0 MB in the beginning and 317.2 MB in the end (delta: 177.2 MB). Free memory was 107.6 MB in the beginning and 229.5 MB in the end (delta: -122.0 MB). Peak memory consumption was 55.2 MB. Max. memory is 7.1 GB. [2019-01-18 19:08:24,855 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.23 ms. Allocated memory is still 140.0 MB. Free memory is still 108.4 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-01-18 19:08:24,856 INFO L168 Benchmark]: Boogie Procedure Inliner took 40.07 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 19:08:24,858 INFO L168 Benchmark]: Boogie Preprocessor took 27.06 ms. Allocated memory is still 140.0 MB. Free memory was 105.5 MB in the beginning and 104.6 MB in the end (delta: 857.5 kB). Peak memory consumption was 857.5 kB. Max. memory is 7.1 GB. [2019-01-18 19:08:24,859 INFO L168 Benchmark]: RCFGBuilder took 311.18 ms. Allocated memory is still 140.0 MB. Free memory was 104.2 MB in the beginning and 95.4 MB in the end (delta: 8.7 MB). Peak memory consumption was 8.7 MB. Max. memory is 7.1 GB. [2019-01-18 19:08:24,862 INFO L168 Benchmark]: Abstract Interpretation took 3310.21 ms. Allocated memory was 140.0 MB in the beginning and 317.2 MB in the end (delta: 177.2 MB). Free memory was 95.4 MB in the beginning and 229.5 MB in the end (delta: -134.1 MB). Peak memory consumption was 43.1 MB. Max. memory is 7.1 GB. [2019-01-18 19:08:24,869 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 0.23 ms. Allocated memory is still 140.0 MB. Free memory is still 108.4 MB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 40.07 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 27.06 ms. Allocated memory is still 140.0 MB. Free memory was 105.5 MB in the beginning and 104.6 MB in the end (delta: 857.5 kB). Peak memory consumption was 857.5 kB. Max. memory is 7.1 GB. * RCFGBuilder took 311.18 ms. Allocated memory is still 140.0 MB. Free memory was 104.2 MB in the beginning and 95.4 MB in the end (delta: 8.7 MB). Peak memory consumption was 8.7 MB. Max. memory is 7.1 GB. * Abstract Interpretation took 3310.21 ms. Allocated memory was 140.0 MB in the beginning and 317.2 MB in the end (delta: 177.2 MB). Free memory was 95.4 MB in the beginning and 229.5 MB in the end (delta: -134.1 MB). Peak memory consumption was 43.1 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: 27]: 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...