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/Arrays/Arrays11.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-b8c145f [2019-08-05 12:17:34,450 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-05 12:17:34,452 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-05 12:17:34,470 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2019-08-05 12:17:34,500 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-05 12:17:34,501 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-05 12:17:34,501 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-05 12:17:34,502 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-05 12:17:34,503 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-05 12:17:34,504 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-05 12:17:34,504 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-05 12:17:34,505 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... 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[2019-08-05 12:17:34,508 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 12:17:34,520 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-05 12:17:34,521 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-05 12:17:34,522 INFO L136 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2019-08-05 12:17:34,522 INFO L138 SettingsManager]: * Show backtranslation warnings=false [2019-08-05 12:17:34,522 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-08-05 12:17:34,522 INFO L138 SettingsManager]: * User list type=DISABLED [2019-08-05 12:17:34,523 INFO L138 SettingsManager]: * Inline calls to unimplemented procedures=true [2019-08-05 12:17:34,523 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-08-05 12:17:34,523 INFO L138 SettingsManager]: * Explicit value domain=true [2019-08-05 12:17:34,523 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-08-05 12:17:34,523 INFO L138 SettingsManager]: * Octagon Domain=false [2019-08-05 12:17:34,524 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-08-05 12:17:34,524 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-08-05 12:17:34,524 INFO L138 SettingsManager]: * Interval Domain=false [2019-08-05 12:17:34,526 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-05 12:17:34,526 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-05 12:17:34,526 INFO L138 SettingsManager]: * Use SBE=true [2019-08-05 12:17:34,527 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-05 12:17:34,527 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-05 12:17:34,527 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-05 12:17:34,528 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-05 12:17:34,528 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-05 12:17:34,528 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-05 12:17:34,529 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-05 12:17:34,529 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-05 12:17:34,529 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-05 12:17:34,529 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-05 12:17:34,530 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-05 12:17:34,530 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-05 12:17:34,530 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-05 12:17:34,530 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-05 12:17:34,531 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-05 12:17:34,531 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-05 12:17:34,531 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-05 12:17:34,531 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-05 12:17:34,531 INFO L138 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-08-05 12:17:34,532 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-05 12:17:34,532 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-05 12:17:34,532 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-05 12:17:34,534 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-08-05 12:17:34,564 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-05 12:17:34,577 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-05 12:17:34,581 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-05 12:17:34,583 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-05 12:17:34,583 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-05 12:17:34,584 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/quantifier/Arrays/Arrays11.bpl [2019-08-05 12:17:34,584 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/quantifier/Arrays/Arrays11.bpl' [2019-08-05 12:17:34,621 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-05 12:17:34,623 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-05 12:17:34,624 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-08-05 12:17:34,624 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-08-05 12:17:34,624 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-08-05 12:17:34,641 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "Arrays11.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:17:34" (1/1) ... [2019-08-05 12:17:34,652 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "Arrays11.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:17:34" (1/1) ... [2019-08-05 12:17:34,658 WARN L165 Inliner]: Program contained no entry procedure! [2019-08-05 12:17:34,659 WARN L168 Inliner]: Missing entry procedures: [ULTIMATE.start] [2019-08-05 12:17:34,659 WARN L175 Inliner]: Fallback enabled. All procedures will be processed. [2019-08-05 12:17:34,661 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-08-05 12:17:34,662 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-05 12:17:34,662 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-05 12:17:34,662 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-05 12:17:34,674 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "Arrays11.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:17:34" (1/1) ... [2019-08-05 12:17:34,674 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "Arrays11.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:17:34" (1/1) ... [2019-08-05 12:17:34,675 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "Arrays11.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:17:34" (1/1) ... [2019-08-05 12:17:34,675 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "Arrays11.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:17:34" (1/1) ... [2019-08-05 12:17:34,679 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "Arrays11.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:17:34" (1/1) ... [2019-08-05 12:17:34,682 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "Arrays11.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:17:34" (1/1) ... [2019-08-05 12:17:34,683 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "Arrays11.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:17:34" (1/1) ... [2019-08-05 12:17:34,684 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-05 12:17:34,685 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-05 12:17:34,685 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-05 12:17:34,685 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-05 12:17:34,686 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "Arrays11.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:17:34" (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 12:17:34,755 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-05 12:17:34,755 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-05 12:17:35,163 INFO L275 CfgBuilder]: Using library mode [2019-08-05 12:17:35,164 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-05 12:17:35,166 INFO L202 PluginConnector]: Adding new model Arrays11.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 12:17:35 BoogieIcfgContainer [2019-08-05 12:17:35,166 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-05 12:17:35,167 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2019-08-05 12:17:35,168 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2019-08-05 12:17:35,168 INFO L275 PluginConnector]: Abstract Interpretation initialized [2019-08-05 12:17:35,169 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "Arrays11.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 12:17:35" (1/1) ... [2019-08-05 12:17:35,209 INFO L101 FixpointEngine]: Starting fixpoint engine with domain CompoundDomain (maxUnwinding=3, maxParallelStates=2) [2019-08-05 12:17:35,335 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2019-08-05 12:17:35,368 INFO L272 AbstractInterpreter]: Visited 26 different actions 26 times. Never merged. Never widened. Performed 88 root evaluator evaluations with a maximum evaluation depth of 3. Performed 88 inverse root evaluator evaluations with a maximum inverse evaluation depth of 3. Never found a fixpoint. Largest state had 0 variables. [2019-08-05 12:17:35,369 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2019-08-05 12:17:35,372 INFO L168 Benchmark]: Toolchain (without parser) took 747.95 ms. Allocated memory is still 134.2 MB. Free memory was 105.9 MB in the beginning and 85.6 MB in the end (delta: 20.3 MB). Peak memory consumption was 20.3 MB. Max. memory is 7.1 GB. [2019-08-05 12:17:35,374 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.19 ms. Allocated memory is still 134.2 MB. Free memory was 107.2 MB in the beginning and 107.0 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2019-08-05 12:17:35,376 INFO L168 Benchmark]: Boogie Procedure Inliner took 37.77 ms. Allocated memory is still 134.2 MB. Free memory was 105.9 MB in the beginning and 103.9 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. [2019-08-05 12:17:35,377 INFO L168 Benchmark]: Boogie Preprocessor took 22.33 ms. Allocated memory is still 134.2 MB. Free memory was 103.9 MB in the beginning and 102.8 MB in the end (delta: 1.1 MB). Peak memory consumption was 1.1 MB. Max. memory is 7.1 GB. [2019-08-05 12:17:35,379 INFO L168 Benchmark]: RCFGBuilder took 481.93 ms. Allocated memory is still 134.2 MB. Free memory was 102.8 MB in the beginning and 92.1 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 7.1 GB. [2019-08-05 12:17:35,380 INFO L168 Benchmark]: Abstract Interpretation took 201.49 ms. Allocated memory is still 134.2 MB. Free memory was 91.9 MB in the beginning and 85.6 MB in the end (delta: 6.3 MB). Peak memory consumption was 6.3 MB. Max. memory is 7.1 GB. [2019-08-05 12:17:35,387 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 0.19 ms. Allocated memory is still 134.2 MB. Free memory was 107.2 MB in the beginning and 107.0 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 37.77 ms. Allocated memory is still 134.2 MB. Free memory was 105.9 MB in the beginning and 103.9 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 22.33 ms. Allocated memory is still 134.2 MB. Free memory was 103.9 MB in the beginning and 102.8 MB in the end (delta: 1.1 MB). Peak memory consumption was 1.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 481.93 ms. Allocated memory is still 134.2 MB. Free memory was 102.8 MB in the beginning and 92.1 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 7.1 GB. * Abstract Interpretation took 201.49 ms. Allocated memory is still 134.2 MB. Free memory was 91.9 MB in the beginning and 85.6 MB in the end (delta: 6.3 MB). Peak memory consumption was 6.3 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: - UnprovableResult [Line: 31]: Unable to prove that assertion always holds Unable to prove that assertion always holds Reason: abstract domain could reach this error location. Possible FailurePath: [L11] a[0] := 1; [L12] a[1] := 2; [L13] a[2] := 3; [L14] a[3] := 4; [L15] a[4] := 5; [L16] a[5] := 6; [L17] a[6] := 7; [L18] a[7] := 8; [L19] a[8] := 9; [L20] a[9] := 10; [L21] a[10] := 11; [L22] a[11] := 12; [L23] a[12] := 13; [L24] a[13] := 14; [L25] a[14] := 15; [L26] a[15] := 16; [L27] a[16] := 17; [L28] a[17] := 18; [L29] a[18] := 18; [L30] a[19] := 110; [L31] assert a[0] == 1; - 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: [L11] a[0] := 1; [L12] a[1] := 2; [L13] a[2] := 3; [L14] a[3] := 4; [L15] a[4] := 5; [L16] a[5] := 6; [L17] a[6] := 7; [L18] a[7] := 8; [L19] a[8] := 9; [L20] a[9] := 10; [L21] a[10] := 11; [L22] a[11] := 12; [L23] a[12] := 13; [L24] a[13] := 14; [L25] a[14] := 15; [L26] a[15] := 16; [L27] a[16] := 17; [L28] a[17] := 18; [L29] a[18] := 18; [L30] a[19] := 110; [L31] assert a[0] == 1; [L32] assert a[1] == 2; - UnprovableResult [Line: 33]: Unable to prove that assertion always holds Unable to prove that assertion always holds Reason: abstract domain could reach this error location. Possible FailurePath: [L11] a[0] := 1; [L12] a[1] := 2; [L13] a[2] := 3; [L14] a[3] := 4; [L15] a[4] := 5; [L16] a[5] := 6; [L17] a[6] := 7; [L18] a[7] := 8; [L19] a[8] := 9; [L20] a[9] := 10; [L21] a[10] := 11; [L22] a[11] := 12; [L23] a[12] := 13; [L24] a[13] := 14; [L25] a[14] := 15; [L26] a[15] := 16; [L27] a[16] := 17; [L28] a[17] := 18; [L29] a[18] := 18; [L30] a[19] := 110; [L31] assert a[0] == 1; [L32] assert a[1] == 2; [L33] assert a[2] == 3; - UnprovableResult [Line: 34]: Unable to prove that assertion always holds Unable to prove that assertion always holds Reason: abstract domain could reach this error location. Possible FailurePath: [L11] a[0] := 1; [L12] a[1] := 2; [L13] a[2] := 3; [L14] a[3] := 4; [L15] a[4] := 5; [L16] a[5] := 6; [L17] a[6] := 7; [L18] a[7] := 8; [L19] a[8] := 9; [L20] a[9] := 10; [L21] a[10] := 11; [L22] a[11] := 12; [L23] a[12] := 13; [L24] a[13] := 14; [L25] a[14] := 15; [L26] a[15] := 16; [L27] a[16] := 17; [L28] a[17] := 18; [L29] a[18] := 18; [L30] a[19] := 110; [L31] assert a[0] == 1; [L32] assert a[1] == 2; [L33] assert a[2] == 3; [L34] assert a[3] == 4; - UnprovableResult [Line: 35]: Unable to prove that assertion always holds Unable to prove that assertion always holds Reason: abstract domain could reach this error location. Possible FailurePath: [L11] a[0] := 1; [L12] a[1] := 2; [L13] a[2] := 3; [L14] a[3] := 4; [L15] a[4] := 5; [L16] a[5] := 6; [L17] a[6] := 7; [L18] a[7] := 8; [L19] a[8] := 9; [L20] a[9] := 10; [L21] a[10] := 11; [L22] a[11] := 12; [L23] a[12] := 13; [L24] a[13] := 14; [L25] a[14] := 15; [L26] a[15] := 16; [L27] a[16] := 17; [L28] a[17] := 18; [L29] a[18] := 18; [L30] a[19] := 110; [L31] assert a[0] == 1; [L32] assert a[1] == 2; [L33] assert a[2] == 3; [L34] assert a[3] == 4; [L35] assert a[4] == 5; - UnprovableResult [Line: 36]: Unable to prove that assertion always holds Unable to prove that assertion always holds Reason: abstract domain could reach this error location. Possible FailurePath: [L11] a[0] := 1; [L12] a[1] := 2; [L13] a[2] := 3; [L14] a[3] := 4; [L15] a[4] := 5; [L16] a[5] := 6; [L17] a[6] := 7; [L18] a[7] := 8; [L19] a[8] := 9; [L20] a[9] := 10; [L21] a[10] := 11; [L22] a[11] := 12; [L23] a[12] := 13; [L24] a[13] := 14; [L25] a[14] := 15; [L26] a[15] := 16; [L27] a[16] := 17; [L28] a[17] := 18; [L29] a[18] := 18; [L30] a[19] := 110; [L31] assert a[0] == 1; [L32] assert a[1] == 2; [L33] assert a[2] == 3; [L34] assert a[3] == 4; [L35] assert a[4] == 5; [L36] assert a[5] == 6; - UnprovableResult [Line: 37]: Unable to prove that assertion always holds Unable to prove that assertion always holds Reason: abstract domain could reach this error location. Possible FailurePath: [L11] a[0] := 1; [L12] a[1] := 2; [L13] a[2] := 3; [L14] a[3] := 4; [L15] a[4] := 5; [L16] a[5] := 6; [L17] a[6] := 7; [L18] a[7] := 8; [L19] a[8] := 9; [L20] a[9] := 10; [L21] a[10] := 11; [L22] a[11] := 12; [L23] a[12] := 13; [L24] a[13] := 14; [L25] a[14] := 15; [L26] a[15] := 16; [L27] a[16] := 17; [L28] a[17] := 18; [L29] a[18] := 18; [L30] a[19] := 110; [L31] assert a[0] == 1; [L32] assert a[1] == 2; [L33] assert a[2] == 3; [L34] assert a[3] == 4; [L35] assert a[4] == 5; [L36] assert a[5] == 6; [L37] assert a[6] == 7; - UnprovableResult [Line: 38]: Unable to prove that assertion always holds Unable to prove that assertion always holds Reason: abstract domain could reach this error location. Possible FailurePath: [L11] a[0] := 1; [L12] a[1] := 2; [L13] a[2] := 3; [L14] a[3] := 4; [L15] a[4] := 5; [L16] a[5] := 6; [L17] a[6] := 7; [L18] a[7] := 8; [L19] a[8] := 9; [L20] a[9] := 10; [L21] a[10] := 11; [L22] a[11] := 12; [L23] a[12] := 13; [L24] a[13] := 14; [L25] a[14] := 15; [L26] a[15] := 16; [L27] a[16] := 17; [L28] a[17] := 18; [L29] a[18] := 18; [L30] a[19] := 110; [L31] assert a[0] == 1; [L32] assert a[1] == 2; [L33] assert a[2] == 3; [L34] assert a[3] == 4; [L35] assert a[4] == 5; [L36] assert a[5] == 6; [L37] assert a[6] == 7; [L38] assert a[7] == 8; - UnprovableResult [Line: 39]: Unable to prove that assertion always holds Unable to prove that assertion always holds Reason: abstract domain could reach this error location. Possible FailurePath: [L11] a[0] := 1; [L12] a[1] := 2; [L13] a[2] := 3; [L14] a[3] := 4; [L15] a[4] := 5; [L16] a[5] := 6; [L17] a[6] := 7; [L18] a[7] := 8; [L19] a[8] := 9; [L20] a[9] := 10; [L21] a[10] := 11; [L22] a[11] := 12; [L23] a[12] := 13; [L24] a[13] := 14; [L25] a[14] := 15; [L26] a[15] := 16; [L27] a[16] := 17; [L28] a[17] := 18; [L29] a[18] := 18; [L30] a[19] := 110; [L31] assert a[0] == 1; [L32] assert a[1] == 2; [L33] assert a[2] == 3; [L34] assert a[3] == 4; [L35] assert a[4] == 5; [L36] assert a[5] == 6; [L37] assert a[6] == 7; [L38] assert a[7] == 8; [L39] assert a[8] == 9; - UnprovableResult [Line: 40]: Unable to prove that assertion always holds Unable to prove that assertion always holds Reason: abstract domain could reach this error location. Possible FailurePath: [L11] a[0] := 1; [L12] a[1] := 2; [L13] a[2] := 3; [L14] a[3] := 4; [L15] a[4] := 5; [L16] a[5] := 6; [L17] a[6] := 7; [L18] a[7] := 8; [L19] a[8] := 9; [L20] a[9] := 10; [L21] a[10] := 11; [L22] a[11] := 12; [L23] a[12] := 13; [L24] a[13] := 14; [L25] a[14] := 15; [L26] a[15] := 16; [L27] a[16] := 17; [L28] a[17] := 18; [L29] a[18] := 18; [L30] a[19] := 110; [L31] assert a[0] == 1; [L32] assert a[1] == 2; [L33] assert a[2] == 3; [L34] assert a[3] == 4; [L35] assert a[4] == 5; [L36] assert a[5] == 6; [L37] assert a[6] == 7; [L38] assert a[7] == 8; [L39] assert a[8] == 9; [L40] assert a[10] == 11; - UnprovableResult [Line: 41]: Unable to prove that assertion always holds Unable to prove that assertion always holds Reason: abstract domain could reach this error location. Possible FailurePath: [L11] a[0] := 1; [L12] a[1] := 2; [L13] a[2] := 3; [L14] a[3] := 4; [L15] a[4] := 5; [L16] a[5] := 6; [L17] a[6] := 7; [L18] a[7] := 8; [L19] a[8] := 9; [L20] a[9] := 10; [L21] a[10] := 11; [L22] a[11] := 12; [L23] a[12] := 13; [L24] a[13] := 14; [L25] a[14] := 15; [L26] a[15] := 16; [L27] a[16] := 17; [L28] a[17] := 18; [L29] a[18] := 18; [L30] a[19] := 110; [L31] assert a[0] == 1; [L32] assert a[1] == 2; [L33] assert a[2] == 3; [L34] assert a[3] == 4; [L35] assert a[4] == 5; [L36] assert a[5] == 6; [L37] assert a[6] == 7; [L38] assert a[7] == 8; [L39] assert a[8] == 9; [L40] assert a[10] == 11; [L41] assert a[11] == 12; - UnprovableResult [Line: 42]: Unable to prove that assertion always holds Unable to prove that assertion always holds Reason: abstract domain could reach this error location. Possible FailurePath: [L11] a[0] := 1; [L12] a[1] := 2; [L13] a[2] := 3; [L14] a[3] := 4; [L15] a[4] := 5; [L16] a[5] := 6; [L17] a[6] := 7; [L18] a[7] := 8; [L19] a[8] := 9; [L20] a[9] := 10; [L21] a[10] := 11; [L22] a[11] := 12; [L23] a[12] := 13; [L24] a[13] := 14; [L25] a[14] := 15; [L26] a[15] := 16; [L27] a[16] := 17; [L28] a[17] := 18; [L29] a[18] := 18; [L30] a[19] := 110; [L31] assert a[0] == 1; [L32] assert a[1] == 2; [L33] assert a[2] == 3; [L34] assert a[3] == 4; [L35] assert a[4] == 5; [L36] assert a[5] == 6; [L37] assert a[6] == 7; [L38] assert a[7] == 8; [L39] assert a[8] == 9; [L40] assert a[10] == 11; [L41] assert a[11] == 12; [L42] assert a[12] == 13; RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...