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/programs/quantifier/regression/c/BugIncorrectHoareAnnotation01.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-b8c145f [2019-08-05 12:17:40,890 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-05 12:17:40,892 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-05 12:17:40,904 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-05 12:17:40,904 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-05 12:17:40,906 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-05 12:17:40,907 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-05 12:17:40,909 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-05 12:17:40,911 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-05 12:17:40,911 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-05 12:17:40,912 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-05 12:17:40,913 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-05 12:17:40,913 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-05 12:17:40,914 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-05 12:17:40,915 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-05 12:17:40,917 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-05 12:17:40,917 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-05 12:17:40,918 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-05 12:17:40,920 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-05 12:17:40,922 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-05 12:17:40,924 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-05 12:17:40,925 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-05 12:17:40,927 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-05 12:17:40,927 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-05 12:17:40,930 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-08-05 12:17:40,935 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-05 12:17:40,939 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-05 12:17:40,940 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-05 12:17:40,940 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-05 12:17:40,944 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-05 12:17:40,944 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-05 12:17:40,945 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-05 12:17:40,945 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... 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[2019-08-05 12:17:40,950 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 12:17:40,976 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-05 12:17:40,976 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-05 12:17:40,978 INFO L136 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2019-08-05 12:17:40,978 INFO L138 SettingsManager]: * Show backtranslation warnings=false [2019-08-05 12:17:40,978 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-08-05 12:17:40,978 INFO L138 SettingsManager]: * User list type=DISABLED [2019-08-05 12:17:40,979 INFO L138 SettingsManager]: * Inline calls to unimplemented procedures=true [2019-08-05 12:17:40,979 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-08-05 12:17:40,979 INFO L138 SettingsManager]: * Explicit value domain=true [2019-08-05 12:17:40,979 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-08-05 12:17:40,979 INFO L138 SettingsManager]: * Octagon Domain=false [2019-08-05 12:17:40,980 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-08-05 12:17:40,980 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-08-05 12:17:40,980 INFO L138 SettingsManager]: * Interval Domain=false [2019-08-05 12:17:40,982 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-05 12:17:40,982 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-05 12:17:40,983 INFO L138 SettingsManager]: * Use SBE=true [2019-08-05 12:17:40,984 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-05 12:17:40,984 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-05 12:17:40,984 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-05 12:17:40,984 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-05 12:17:40,984 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-05 12:17:40,985 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-05 12:17:40,985 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-05 12:17:40,986 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-05 12:17:40,986 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-05 12:17:40,986 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-05 12:17:40,986 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-05 12:17:40,986 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-05 12:17:40,987 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-05 12:17:40,987 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-05 12:17:40,987 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-05 12:17:40,988 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-05 12:17:40,988 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-05 12:17:40,989 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-05 12:17:40,989 INFO L138 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-08-05 12:17:40,989 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-05 12:17:40,989 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-05 12:17:40,989 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-05 12:17:40,990 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-08-05 12:17:41,028 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-05 12:17:41,041 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-05 12:17:41,045 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-05 12:17:41,047 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-05 12:17:41,047 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-05 12:17:41,048 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/quantifier/regression/c/BugIncorrectHoareAnnotation01.bpl [2019-08-05 12:17:41,048 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/quantifier/regression/c/BugIncorrectHoareAnnotation01.bpl' [2019-08-05 12:17:41,108 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-05 12:17:41,110 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-05 12:17:41,110 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-08-05 12:17:41,111 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-08-05 12:17:41,111 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-08-05 12:17:41,129 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "BugIncorrectHoareAnnotation01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:17:41" (1/1) ... [2019-08-05 12:17:41,141 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "BugIncorrectHoareAnnotation01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:17:41" (1/1) ... [2019-08-05 12:17:41,172 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-08-05 12:17:41,173 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-05 12:17:41,174 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-05 12:17:41,174 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-05 12:17:41,186 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "BugIncorrectHoareAnnotation01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:17:41" (1/1) ... [2019-08-05 12:17:41,186 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "BugIncorrectHoareAnnotation01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:17:41" (1/1) ... [2019-08-05 12:17:41,189 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "BugIncorrectHoareAnnotation01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:17:41" (1/1) ... [2019-08-05 12:17:41,190 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "BugIncorrectHoareAnnotation01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:17:41" (1/1) ... [2019-08-05 12:17:41,196 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "BugIncorrectHoareAnnotation01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:17:41" (1/1) ... [2019-08-05 12:17:41,203 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "BugIncorrectHoareAnnotation01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:17:41" (1/1) ... [2019-08-05 12:17:41,206 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "BugIncorrectHoareAnnotation01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:17:41" (1/1) ... [2019-08-05 12:17:41,212 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-05 12:17:41,213 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-05 12:17:41,213 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-05 12:17:41,213 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-05 12:17:41,214 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "BugIncorrectHoareAnnotation01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:17:41" (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 12:17:41,285 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-05 12:17:41,285 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-05 12:17:41,800 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-05 12:17:41,801 INFO L283 CfgBuilder]: Removed 22 assume(true) statements. [2019-08-05 12:17:41,802 INFO L202 PluginConnector]: Adding new model BugIncorrectHoareAnnotation01.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 12:17:41 BoogieIcfgContainer [2019-08-05 12:17:41,803 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-05 12:17:41,804 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2019-08-05 12:17:41,804 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2019-08-05 12:17:41,804 INFO L275 PluginConnector]: Abstract Interpretation initialized [2019-08-05 12:17:41,805 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "BugIncorrectHoareAnnotation01.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 12:17:41" (1/1) ... [2019-08-05 12:17:41,839 INFO L101 FixpointEngine]: Starting fixpoint engine with domain CompoundDomain (maxUnwinding=3, maxParallelStates=2) [2019-08-05 12:17:42,108 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2019-08-05 12:17:42,128 INFO L272 AbstractInterpreter]: Visited 23 different actions 73 times. Merged at 19 different actions 49 times. Never widened. Performed 633 root evaluator evaluations with a maximum evaluation depth of 5. Performed 633 inverse root evaluator evaluations with a maximum inverse evaluation depth of 5. Found 2 fixpoints after 1 different actions. Largest state had 0 variables. [2019-08-05 12:17:42,128 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2019-08-05 12:17:42,131 INFO L168 Benchmark]: Toolchain (without parser) took 1020.73 ms. Allocated memory is still 139.5 MB. Free memory was 104.1 MB in the beginning and 73.0 MB in the end (delta: 31.0 MB). Peak memory consumption was 31.0 MB. Max. memory is 7.1 GB. [2019-08-05 12:17:42,133 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.22 ms. Allocated memory is still 139.5 MB. Free memory was 105.5 MB in the beginning and 105.3 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2019-08-05 12:17:42,134 INFO L168 Benchmark]: Boogie Procedure Inliner took 62.44 ms. Allocated memory is still 139.5 MB. Free memory was 103.9 MB in the beginning and 101.7 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 7.1 GB. [2019-08-05 12:17:42,136 INFO L168 Benchmark]: Boogie Preprocessor took 39.25 ms. Allocated memory is still 139.5 MB. Free memory was 101.7 MB in the beginning and 100.4 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 7.1 GB. [2019-08-05 12:17:42,137 INFO L168 Benchmark]: RCFGBuilder took 589.88 ms. Allocated memory is still 139.5 MB. Free memory was 100.2 MB in the beginning and 87.0 MB in the end (delta: 13.2 MB). Peak memory consumption was 13.2 MB. Max. memory is 7.1 GB. [2019-08-05 12:17:42,138 INFO L168 Benchmark]: Abstract Interpretation took 324.84 ms. Allocated memory is still 139.5 MB. Free memory was 86.8 MB in the beginning and 73.0 MB in the end (delta: 13.7 MB). Peak memory consumption was 13.7 MB. Max. memory is 7.1 GB. [2019-08-05 12:17:42,143 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 0.22 ms. Allocated memory is still 139.5 MB. Free memory was 105.5 MB in the beginning and 105.3 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 62.44 ms. Allocated memory is still 139.5 MB. Free memory was 103.9 MB in the beginning and 101.7 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 39.25 ms. Allocated memory is still 139.5 MB. Free memory was 101.7 MB in the beginning and 100.4 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 589.88 ms. Allocated memory is still 139.5 MB. Free memory was 100.2 MB in the beginning and 87.0 MB in the end (delta: 13.2 MB). Peak memory consumption was 13.2 MB. Max. memory is 7.1 GB. * Abstract Interpretation took 324.84 ms. Allocated memory is still 139.5 MB. Free memory was 86.8 MB in the beginning and 73.0 MB in the end (delta: 13.7 MB). Peak memory consumption was 13.7 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: - UnprovableResult [Line: 86]: Unable to prove that assertion always holds Unable to prove that assertion always holds Reason: abstract domain could reach this error location. Possible FailurePath: [L70] ~y~3 := 23; [L71] havoc ~func~3; [L72] ~func~3 := #funAddr~inc; [L30] #~0 := #in~0; [L31] COND TRUE #in~#fp == #funAddr~dec [L58] ~x := #in~x; [L59] #res := ~x - 1; [L33] assume -2147483648 <= #t~ret7 && #t~ret7 <= 2147483647; [L34] #t~funptrres5 := #t~ret7; [L40] #res := #t~funptrres5; [L41] havoc #t~funptrres5; [L42] havoc #t~ret6; [L43] havoc #t~ret7; [L74] assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647; [L75] ~y~3 := #t~ret1; [L76] havoc #t~ret1; [L30] #~0 := #in~0; [L31] COND TRUE #in~#fp == #funAddr~dec [L58] ~x := #in~x; [L59] #res := ~x - 1; [L33] assume -2147483648 <= #t~ret7 && #t~ret7 <= 2147483647; [L34] #t~funptrres5 := #t~ret7; [L40] #res := #t~funptrres5; [L41] havoc #t~funptrres5; [L42] havoc #t~ret6; [L43] havoc #t~ret7; [L78] assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647; [L79] ~y~3 := #t~ret2; [L80] havoc #t~ret2; [L81] ~func~3 := #funAddr~dec; [L30] #~0 := #in~0; [L31] COND FALSE !(#in~#fp == #funAddr~dec) [L50] ~x := #in~x; [L51] #res := ~x + 1; [L37] assume -2147483648 <= #t~ret6 && #t~ret6 <= 2147483647; [L38] #t~funptrres5 := #t~ret6; [L40] #res := #t~funptrres5; [L41] havoc #t~funptrres5; [L42] havoc #t~ret6; [L43] havoc #t~ret7; [L83] assume -2147483648 <= #t~ret3 && #t~ret3 <= 2147483647; [L84] ~y~3 := #t~ret3; [L85] havoc #t~ret3; [L86] assert ~y~3 == 24; RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...