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_exp_cong.epf -i ../../../trunk/examples/BoogiePL/sifa/03-enter-calls_random_modifications.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-b8c145f [2019-08-05 12:13:30,866 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-05 12:13:30,868 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-05 12:13:30,879 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-05 12:13:30,880 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-05 12:13:30,881 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-05 12:13:30,882 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-05 12:13:30,885 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-05 12:13:30,886 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-05 12:13:30,887 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-05 12:13:30,888 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-05 12:13:30,889 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... 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[2019-08-05 12:13:30,909 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-05 12:13:30,910 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-05 12:13:30,911 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-05 12:13:30,912 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-05 12:13:30,913 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-05 12:13:30,913 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-05 12:13:30,914 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-05 12:13:30,915 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... 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[2019-08-05 12:13:30,921 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/ai/array-bench/reach_32bit_compound_exp_cong.epf [2019-08-05 12:13:30,946 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-05 12:13:30,947 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-05 12:13:30,948 INFO L136 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2019-08-05 12:13:30,948 INFO L138 SettingsManager]: * Show backtranslation warnings=false [2019-08-05 12:13:30,948 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-08-05 12:13:30,948 INFO L138 SettingsManager]: * User list type=DISABLED [2019-08-05 12:13:30,948 INFO L138 SettingsManager]: * Inline calls to unimplemented procedures=true [2019-08-05 12:13:30,949 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-08-05 12:13:30,949 INFO L138 SettingsManager]: * Explicit value domain=true [2019-08-05 12:13:30,949 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-08-05 12:13:30,950 INFO L138 SettingsManager]: * Octagon Domain=false [2019-08-05 12:13:30,950 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-08-05 12:13:30,950 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-08-05 12:13:30,950 INFO L138 SettingsManager]: * Interval Domain=false [2019-08-05 12:13:30,952 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-05 12:13:30,953 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-05 12:13:30,953 INFO L138 SettingsManager]: * Use SBE=true [2019-08-05 12:13:30,953 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-05 12:13:30,953 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-05 12:13:30,954 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-05 12:13:30,954 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-05 12:13:30,954 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-05 12:13:30,955 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-05 12:13:30,955 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-05 12:13:30,955 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-05 12:13:30,955 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-05 12:13:30,955 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-05 12:13:30,956 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-05 12:13:30,956 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-05 12:13:30,956 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-05 12:13:30,956 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-05 12:13:30,956 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-05 12:13:30,956 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-05 12:13:30,956 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-05 12:13:30,957 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-05 12:13:30,957 INFO L138 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-08-05 12:13:30,957 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-05 12:13:30,957 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-05 12:13:30,957 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-05 12:13:30,958 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-08-05 12:13:30,997 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-05 12:13:31,017 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-05 12:13:31,023 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-05 12:13:31,025 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-05 12:13:31,026 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-05 12:13:31,027 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/BoogiePL/sifa/03-enter-calls_random_modifications.bpl [2019-08-05 12:13:31,027 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/BoogiePL/sifa/03-enter-calls_random_modifications.bpl' [2019-08-05 12:13:31,061 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-05 12:13:31,062 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-05 12:13:31,063 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-08-05 12:13:31,063 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-08-05 12:13:31,063 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-08-05 12:13:31,080 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "03-enter-calls_random_modifications.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:13:31" (1/1) ... [2019-08-05 12:13:31,089 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "03-enter-calls_random_modifications.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:13:31" (1/1) ... [2019-08-05 12:13:31,109 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-08-05 12:13:31,110 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-05 12:13:31,110 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-05 12:13:31,110 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-05 12:13:31,120 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "03-enter-calls_random_modifications.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:13:31" (1/1) ... [2019-08-05 12:13:31,121 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "03-enter-calls_random_modifications.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:13:31" (1/1) ... [2019-08-05 12:13:31,121 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "03-enter-calls_random_modifications.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:13:31" (1/1) ... [2019-08-05 12:13:31,122 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "03-enter-calls_random_modifications.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:13:31" (1/1) ... [2019-08-05 12:13:31,123 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "03-enter-calls_random_modifications.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:13:31" (1/1) ... [2019-08-05 12:13:31,127 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "03-enter-calls_random_modifications.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:13:31" (1/1) ... [2019-08-05 12:13:31,128 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "03-enter-calls_random_modifications.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:13:31" (1/1) ... [2019-08-05 12:13:31,129 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-05 12:13:31,130 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-05 12:13:31,130 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-05 12:13:31,130 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-05 12:13:31,131 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "03-enter-calls_random_modifications.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:13:31" (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 [2019-08-05 12:13:31,193 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2019-08-05 12:13:31,194 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-05 12:13:31,194 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-05 12:13:31,554 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-05 12:13:31,554 INFO L283 CfgBuilder]: Removed 10 assume(true) statements. [2019-08-05 12:13:31,555 INFO L202 PluginConnector]: Adding new model 03-enter-calls_random_modifications.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 12:13:31 BoogieIcfgContainer [2019-08-05 12:13:31,556 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-05 12:13:31,556 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2019-08-05 12:13:31,557 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2019-08-05 12:13:31,557 INFO L275 PluginConnector]: Abstract Interpretation initialized [2019-08-05 12:13:31,558 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "03-enter-calls_random_modifications.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 12:13:31" (1/1) ... [2019-08-05 12:13:31,588 INFO L101 FixpointEngine]: Starting fixpoint engine with domain CompoundDomain (maxUnwinding=3, maxParallelStates=2) [2019-08-05 12:13:31,680 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2019-08-05 12:13:31,701 INFO L272 AbstractInterpreter]: Visited 17 different actions 21 times. Merged at 3 different actions 4 times. Never widened. Performed 38 root evaluator evaluations with a maximum evaluation depth of 3. Performed 38 inverse root evaluator evaluations with a maximum inverse evaluation depth of 3. Found 2 fixpoints after 2 different actions. Largest state had 0 variables. [2019-08-05 12:13:31,702 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2019-08-05 12:13:31,705 INFO L168 Benchmark]: Toolchain (without parser) took 641.12 ms. Allocated memory is still 134.2 MB. Free memory was 107.0 MB in the beginning and 87.6 MB in the end (delta: 19.5 MB). Peak memory consumption was 19.5 MB. Max. memory is 7.1 GB. [2019-08-05 12:13:31,706 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.24 ms. Allocated memory is still 134.2 MB. Free memory was 108.3 MB in the beginning and 108.1 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2019-08-05 12:13:31,708 INFO L168 Benchmark]: Boogie Procedure Inliner took 46.50 ms. Allocated memory is still 134.2 MB. Free memory was 107.0 MB in the beginning and 105.0 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 7.1 GB. [2019-08-05 12:13:31,709 INFO L168 Benchmark]: Boogie Preprocessor took 19.51 ms. Allocated memory is still 134.2 MB. Free memory was 105.0 MB in the beginning and 103.7 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 7.1 GB. [2019-08-05 12:13:31,711 INFO L168 Benchmark]: RCFGBuilder took 425.90 ms. Allocated memory is still 134.2 MB. Free memory was 103.7 MB in the beginning and 94.0 MB in the end (delta: 9.7 MB). Peak memory consumption was 9.7 MB. Max. memory is 7.1 GB. [2019-08-05 12:13:31,712 INFO L168 Benchmark]: Abstract Interpretation took 145.37 ms. Allocated memory is still 134.2 MB. Free memory was 94.0 MB in the beginning and 87.6 MB in the end (delta: 6.5 MB). Peak memory consumption was 6.5 MB. Max. memory is 7.1 GB. [2019-08-05 12:13:31,720 INFO L335 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 0.24 ms. Allocated memory is still 134.2 MB. Free memory was 108.3 MB in the beginning and 108.1 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 46.50 ms. Allocated memory is still 134.2 MB. Free memory was 107.0 MB in the beginning and 105.0 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 19.51 ms. Allocated memory is still 134.2 MB. Free memory was 105.0 MB in the beginning and 103.7 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 425.90 ms. Allocated memory is still 134.2 MB. Free memory was 103.7 MB in the beginning and 94.0 MB in the end (delta: 9.7 MB). Peak memory consumption was 9.7 MB. Max. memory is 7.1 GB. * Abstract Interpretation took 145.37 ms. Allocated memory is still 134.2 MB. Free memory was 94.0 MB in the beginning and 87.6 MB in the end (delta: 6.5 MB). Peak memory consumption was 6.5 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: - UnprovableResult [Line: 5]: Unable to prove that assertion always holds Unable to prove that assertion always holds Reason: abstract domain could reach this error location. Possible FailurePath: [L4] COND TRUE x > 0 [L5] assert x > 0; - UnprovableResult [Line: 8]: Unable to prove that assertion always holds Unable to prove that assertion always holds Reason: abstract domain could reach this error location. Possible FailurePath: [L4] COND FALSE !(x > 0) [L8] assert x <= 0; - UnprovableResult [Line: 32]: Unable to prove that assertion always holds Unable to prove that assertion always holds Reason: abstract domain could reach this error location. Possible FailurePath: [L4] COND FALSE !(x > 0) [L8] assert x <= 0; [L23] COND TRUE x > 0 [L32] assert i > 0; - PositiveResult [Line: 32]: assertion always holds For all program executions holds that assertion always holds at this location - PositiveResult [Line: 32]: assertion always holds For all program executions holds that assertion always holds at this location RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...