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/20170304-DifficultPathPrograms/sum04.i_3.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-b8c145f [2019-08-04 22:00:35,074 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-04 22:00:35,077 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-04 22:00:35,093 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-04 22:00:35,094 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-04 22:00:35,096 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-04 22:00:35,097 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-04 22:00:35,100 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-04 22:00:35,102 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-04 22:00:35,104 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-04 22:00:35,106 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-04 22:00:35,107 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... 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[2019-08-04 22:00:35,146 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-04 22:00:35,146 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-04 22:00:35,147 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-04 22:00:35,148 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-04 22:00:35,151 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-04 22:00:35,151 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-04 22:00:35,152 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-04 22:00:35,152 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... 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[2019-08-04 22:00:35,156 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 [2019-08-04 22:00:35,183 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-04 22:00:35,183 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-04 22:00:35,184 INFO L136 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2019-08-04 22:00:35,184 INFO L138 SettingsManager]: * Show backtranslation warnings=false [2019-08-04 22:00:35,184 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-08-04 22:00:35,185 INFO L138 SettingsManager]: * User list type=DISABLED [2019-08-04 22:00:35,185 INFO L138 SettingsManager]: * Inline calls to unimplemented procedures=true [2019-08-04 22:00:35,185 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-08-04 22:00:35,186 INFO L138 SettingsManager]: * Explicit value domain=true [2019-08-04 22:00:35,187 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-08-04 22:00:35,187 INFO L138 SettingsManager]: * Octagon Domain=false [2019-08-04 22:00:35,187 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-08-04 22:00:35,188 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-08-04 22:00:35,188 INFO L138 SettingsManager]: * Interval Domain=false [2019-08-04 22:00:35,189 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-04 22:00:35,190 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-04 22:00:35,190 INFO L138 SettingsManager]: * Use SBE=true [2019-08-04 22:00:35,190 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-04 22:00:35,190 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-04 22:00:35,190 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-04 22:00:35,191 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-04 22:00:35,191 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-04 22:00:35,191 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-04 22:00:35,191 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-04 22:00:35,191 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-04 22:00:35,191 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-04 22:00:35,192 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-04 22:00:35,192 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-04 22:00:35,192 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-04 22:00:35,193 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-04 22:00:35,193 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-04 22:00:35,193 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-04 22:00:35,193 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-04 22:00:35,193 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-04 22:00:35,194 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-04 22:00:35,194 INFO L138 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-08-04 22:00:35,194 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-04 22:00:35,194 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-04 22:00:35,194 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-04 22:00:35,194 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-08-04 22:00:35,237 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-04 22:00:35,250 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-04 22:00:35,253 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-04 22:00:35,255 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-04 22:00:35,255 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-04 22:00:35,256 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/sum04.i_3.bpl [2019-08-04 22:00:35,256 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/sum04.i_3.bpl' [2019-08-04 22:00:35,287 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-04 22:00:35,288 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-04 22:00:35,289 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-08-04 22:00:35,289 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-08-04 22:00:35,289 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-08-04 22:00:35,307 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "sum04.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.08 10:00:35" (1/1) ... [2019-08-04 22:00:35,316 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "sum04.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.08 10:00:35" (1/1) ... [2019-08-04 22:00:35,325 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-08-04 22:00:35,326 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-04 22:00:35,326 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-04 22:00:35,326 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-04 22:00:35,338 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "sum04.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.08 10:00:35" (1/1) ... [2019-08-04 22:00:35,339 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "sum04.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.08 10:00:35" (1/1) ... [2019-08-04 22:00:35,339 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "sum04.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.08 10:00:35" (1/1) ... [2019-08-04 22:00:35,340 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "sum04.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.08 10:00:35" (1/1) ... [2019-08-04 22:00:35,344 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "sum04.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.08 10:00:35" (1/1) ... [2019-08-04 22:00:35,346 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "sum04.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.08 10:00:35" (1/1) ... [2019-08-04 22:00:35,347 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "sum04.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.08 10:00:35" (1/1) ... [2019-08-04 22:00:35,348 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-04 22:00:35,349 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-04 22:00:35,349 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-04 22:00:35,352 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-04 22:00:35,353 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "sum04.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.08 10:00:35" (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 [2019-08-04 22:00:35,425 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-04 22:00:35,425 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-04 22:00:35,672 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-04 22:00:35,672 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-08-04 22:00:35,673 INFO L202 PluginConnector]: Adding new model sum04.i_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.08 10:00:35 BoogieIcfgContainer [2019-08-04 22:00:35,674 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-04 22:00:35,674 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2019-08-04 22:00:35,674 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2019-08-04 22:00:35,675 INFO L275 PluginConnector]: Abstract Interpretation initialized [2019-08-04 22:00:35,676 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "sum04.i_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.08 10:00:35" (1/1) ... [2019-08-04 22:00:35,710 INFO L101 FixpointEngine]: Starting fixpoint engine with domain CompoundDomain (maxUnwinding=3, maxParallelStates=2) [2019-08-04 22:00:35,871 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2019-08-04 22:00:35,893 INFO L272 AbstractInterpreter]: Visited 5 different actions 13 times. Merged at 3 different actions 5 times. Never widened. Performed 82 root evaluator evaluations with a maximum evaluation depth of 5. Performed 82 inverse root evaluator evaluations with a maximum inverse evaluation depth of 5. Found 1 fixpoints after 1 different actions. Largest state had 0 variables. [2019-08-04 22:00:35,893 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2019-08-04 22:00:35,896 INFO L168 Benchmark]: Toolchain (without parser) took 606.64 ms. Allocated memory is still 141.6 MB. Free memory was 106.4 MB in the beginning and 87.5 MB in the end (delta: 18.9 MB). Peak memory consumption was 18.9 MB. Max. memory is 7.1 GB. [2019-08-04 22:00:35,897 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.18 ms. Allocated memory is still 141.6 MB. Free memory is still 107.2 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-08-04 22:00:35,899 INFO L168 Benchmark]: Boogie Procedure Inliner took 36.48 ms. Allocated memory is still 141.6 MB. Free memory was 106.0 MB in the beginning and 104.7 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 7.1 GB. [2019-08-04 22:00:35,900 INFO L168 Benchmark]: Boogie Preprocessor took 22.69 ms. Allocated memory is still 141.6 MB. Free memory was 104.7 MB in the beginning and 103.4 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 7.1 GB. [2019-08-04 22:00:35,901 INFO L168 Benchmark]: RCFGBuilder took 325.06 ms. Allocated memory is still 141.6 MB. Free memory was 103.4 MB in the beginning and 94.3 MB in the end (delta: 9.1 MB). Peak memory consumption was 9.1 MB. Max. memory is 7.1 GB. [2019-08-04 22:00:35,903 INFO L168 Benchmark]: Abstract Interpretation took 219.05 ms. Allocated memory is still 141.6 MB. Free memory was 94.3 MB in the beginning and 87.5 MB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 7.1 GB. [2019-08-04 22:00:35,907 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 0.18 ms. Allocated memory is still 141.6 MB. Free memory is still 107.2 MB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 36.48 ms. Allocated memory is still 141.6 MB. Free memory was 106.0 MB in the beginning and 104.7 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 22.69 ms. Allocated memory is still 141.6 MB. Free memory was 104.7 MB in the beginning and 103.4 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 325.06 ms. Allocated memory is still 141.6 MB. Free memory was 103.4 MB in the beginning and 94.3 MB in the end (delta: 9.1 MB). Peak memory consumption was 9.1 MB. Max. memory is 7.1 GB. * Abstract Interpretation took 219.05 ms. Allocated memory is still 141.6 MB. Free memory was 94.3 MB in the beginning and 87.5 MB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: - 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: [L10] havoc main_#res; [L11] havoc main_#t~post0, main_~i~4, main_~sn~4; [L12] havoc main_~i~4; [L13] main_~sn~4 := 0; [L14] main_~i~4 := 1; [L30] assume !!(main_~i~4 <= 8); [L31] main_~sn~4 := main_~sn~4 + 2; [L32] main_#t~post0 := main_~i~4; [L33] main_~i~4 := main_#t~post0 + 1; [L34] havoc main_#t~post0; [L30] assume !!(main_~i~4 <= 8); [L31] main_~sn~4 := main_~sn~4 + 2; [L32] main_#t~post0 := main_~i~4; [L33] main_~i~4 := main_#t~post0 + 1; [L34] havoc main_#t~post0; [L22] assume !(main_~i~4 <= 8); [L23] __VERIFIER_assert_#in~cond := (if main_~sn~4 == 16 || main_~sn~4 == 0 then 1 else 0); [L24] havoc __VERIFIER_assert_~cond; [L25] __VERIFIER_assert_~cond := __VERIFIER_assert_#in~cond; [L26] assume __VERIFIER_assert_~cond == 0; [L27] assume !false; [L37] assert false; RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...