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/regression/bpl/TestQuantifierEliminationInequality03.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-b8c145f [2019-08-05 12:18:38,580 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-05 12:18:38,582 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-05 12:18:38,594 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-05 12:18:38,594 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-05 12:18:38,596 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-05 12:18:38,597 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-05 12:18:38,599 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-05 12:18:38,601 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-05 12:18:38,602 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-05 12:18:38,603 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-05 12:18:38,604 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-05 12:18:38,604 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-05 12:18:38,605 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-05 12:18:38,606 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-05 12:18:38,607 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-05 12:18:38,608 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-05 12:18:38,609 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-05 12:18:38,611 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-05 12:18:38,613 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-05 12:18:38,614 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-05 12:18:38,615 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-05 12:18:38,617 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-05 12:18:38,617 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-05 12:18:38,620 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-05 12:18:38,620 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-05 12:18:38,620 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-05 12:18:38,621 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-05 12:18:38,622 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-05 12:18:38,623 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-05 12:18:38,623 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-05 12:18:38,624 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-05 12:18:38,625 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-05 12:18:38,625 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-05 12:18:38,626 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-05 12:18:38,627 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-05 12:18:38,627 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-05 12:18:38,628 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... 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[2019-08-05 12:18:38,630 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 12:18:38,656 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-05 12:18:38,656 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-05 12:18:38,657 INFO L136 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2019-08-05 12:18:38,658 INFO L138 SettingsManager]: * Show backtranslation warnings=false [2019-08-05 12:18:38,658 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-08-05 12:18:38,658 INFO L138 SettingsManager]: * User list type=DISABLED [2019-08-05 12:18:38,658 INFO L138 SettingsManager]: * Inline calls to unimplemented procedures=true [2019-08-05 12:18:38,659 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-08-05 12:18:38,659 INFO L138 SettingsManager]: * Explicit value domain=true [2019-08-05 12:18:38,659 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-08-05 12:18:38,659 INFO L138 SettingsManager]: * Octagon Domain=false [2019-08-05 12:18:38,659 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-08-05 12:18:38,660 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-08-05 12:18:38,660 INFO L138 SettingsManager]: * Interval Domain=false [2019-08-05 12:18:38,662 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-05 12:18:38,662 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-05 12:18:38,663 INFO L138 SettingsManager]: * Use SBE=true [2019-08-05 12:18:38,663 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-05 12:18:38,663 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-05 12:18:38,664 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-05 12:18:38,664 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-05 12:18:38,664 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-05 12:18:38,664 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-05 12:18:38,664 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-05 12:18:38,665 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-05 12:18:38,665 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-05 12:18:38,665 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-05 12:18:38,665 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-05 12:18:38,665 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-05 12:18:38,666 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-05 12:18:38,666 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-05 12:18:38,666 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-05 12:18:38,667 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-05 12:18:38,667 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-05 12:18:38,667 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-05 12:18:38,667 INFO L138 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-08-05 12:18:38,668 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-05 12:18:38,668 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-05 12:18:38,668 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-05 12:18:38,669 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-08-05 12:18:38,715 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-05 12:18:38,735 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-05 12:18:38,739 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-05 12:18:38,741 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-05 12:18:38,742 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-05 12:18:38,742 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/regression/bpl/TestQuantifierEliminationInequality03.bpl [2019-08-05 12:18:38,743 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/regression/bpl/TestQuantifierEliminationInequality03.bpl' [2019-08-05 12:18:38,776 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-05 12:18:38,778 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-05 12:18:38,778 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-08-05 12:18:38,779 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-08-05 12:18:38,779 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-08-05 12:18:38,798 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "TestQuantifierEliminationInequality03.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:18:38" (1/1) ... [2019-08-05 12:18:38,809 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "TestQuantifierEliminationInequality03.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:18:38" (1/1) ... [2019-08-05 12:18:38,817 WARN L165 Inliner]: Program contained no entry procedure! [2019-08-05 12:18:38,817 WARN L168 Inliner]: Missing entry procedures: [ULTIMATE.start] [2019-08-05 12:18:38,818 WARN L175 Inliner]: Fallback enabled. All procedures will be processed. [2019-08-05 12:18:38,820 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-08-05 12:18:38,821 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-05 12:18:38,821 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-05 12:18:38,821 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-05 12:18:38,834 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "TestQuantifierEliminationInequality03.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:18:38" (1/1) ... [2019-08-05 12:18:38,834 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "TestQuantifierEliminationInequality03.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:18:38" (1/1) ... [2019-08-05 12:18:38,835 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "TestQuantifierEliminationInequality03.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:18:38" (1/1) ... [2019-08-05 12:18:38,835 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "TestQuantifierEliminationInequality03.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:18:38" (1/1) ... [2019-08-05 12:18:38,837 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "TestQuantifierEliminationInequality03.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:18:38" (1/1) ... [2019-08-05 12:18:38,841 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "TestQuantifierEliminationInequality03.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:18:38" (1/1) ... [2019-08-05 12:18:38,842 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "TestQuantifierEliminationInequality03.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:18:38" (1/1) ... [2019-08-05 12:18:38,843 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-05 12:18:38,844 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-05 12:18:38,844 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-05 12:18:38,844 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-05 12:18:38,847 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "TestQuantifierEliminationInequality03.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:18:38" (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 12:18:38,918 INFO L124 BoogieDeclarations]: Specification and implementation of procedure proc given in one single declaration [2019-08-05 12:18:38,918 INFO L130 BoogieDeclarations]: Found specification of procedure proc [2019-08-05 12:18:38,918 INFO L138 BoogieDeclarations]: Found implementation of procedure proc [2019-08-05 12:18:39,066 INFO L275 CfgBuilder]: Using library mode [2019-08-05 12:18:39,067 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-08-05 12:18:39,068 INFO L202 PluginConnector]: Adding new model TestQuantifierEliminationInequality03.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 12:18:39 BoogieIcfgContainer [2019-08-05 12:18:39,068 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-05 12:18:39,069 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2019-08-05 12:18:39,069 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2019-08-05 12:18:39,069 INFO L275 PluginConnector]: Abstract Interpretation initialized [2019-08-05 12:18:39,070 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "TestQuantifierEliminationInequality03.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 12:18:39" (1/1) ... [2019-08-05 12:18:39,099 INFO L101 FixpointEngine]: Starting fixpoint engine with domain CompoundDomain (maxUnwinding=3, maxParallelStates=2) [2019-08-05 12:18:39,172 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2019-08-05 12:18:39,193 INFO L272 AbstractInterpreter]: Visited 5 different actions 5 times. Never merged. Never widened. Performed 22 root evaluator evaluations with a maximum evaluation depth of 3. Performed 22 inverse root evaluator evaluations with a maximum inverse evaluation depth of 3. Found 1 fixpoints after 1 different actions. Largest state had 0 variables. [2019-08-05 12:18:39,193 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2019-08-05 12:18:39,196 INFO L168 Benchmark]: Toolchain (without parser) took 417.12 ms. Allocated memory is still 134.7 MB. Free memory was 107.7 MB in the beginning and 89.9 MB in the end (delta: 17.8 MB). Peak memory consumption was 17.8 MB. Max. memory is 7.1 GB. [2019-08-05 12:18:39,197 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.23 ms. Allocated memory is still 134.7 MB. Free memory was 109.0 MB in the beginning and 108.8 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. [2019-08-05 12:18:39,199 INFO L168 Benchmark]: Boogie Procedure Inliner took 41.99 ms. Allocated memory is still 134.7 MB. Free memory was 107.7 MB in the beginning and 105.8 MB in the end (delta: 1.9 MB). Peak memory consumption was 1.9 MB. Max. memory is 7.1 GB. [2019-08-05 12:18:39,200 INFO L168 Benchmark]: Boogie Preprocessor took 22.75 ms. Allocated memory is still 134.7 MB. Free memory was 105.8 MB in the beginning and 104.7 MB in the end (delta: 1.1 MB). Peak memory consumption was 1.1 MB. Max. memory is 7.1 GB. [2019-08-05 12:18:39,201 INFO L168 Benchmark]: RCFGBuilder took 224.30 ms. Allocated memory is still 134.7 MB. Free memory was 104.7 MB in the beginning and 95.9 MB in the end (delta: 8.8 MB). Peak memory consumption was 8.8 MB. Max. memory is 7.1 GB. [2019-08-05 12:18:39,202 INFO L168 Benchmark]: Abstract Interpretation took 124.13 ms. Allocated memory is still 134.7 MB. Free memory was 95.7 MB in the beginning and 89.9 MB in the end (delta: 5.8 MB). Peak memory consumption was 5.8 MB. Max. memory is 7.1 GB. [2019-08-05 12:18:39,207 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 0.23 ms. Allocated memory is still 134.7 MB. Free memory was 109.0 MB in the beginning and 108.8 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 41.99 ms. Allocated memory is still 134.7 MB. Free memory was 107.7 MB in the beginning and 105.8 MB in the end (delta: 1.9 MB). Peak memory consumption was 1.9 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 22.75 ms. Allocated memory is still 134.7 MB. Free memory was 105.8 MB in the beginning and 104.7 MB in the end (delta: 1.1 MB). Peak memory consumption was 1.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 224.30 ms. Allocated memory is still 134.7 MB. Free memory was 104.7 MB in the beginning and 95.9 MB in the end (delta: 8.8 MB). Peak memory consumption was 8.8 MB. Max. memory is 7.1 GB. * Abstract Interpretation took 124.13 ms. Allocated memory is still 134.7 MB. Free memory was 95.7 MB in the beginning and 89.9 MB in the end (delta: 5.8 MB). Peak memory consumption was 5.8 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: - UnprovableResult [Line: 25]: Unable to prove that assertion always holds Unable to prove that assertion always holds Reason: abstract domain could reach this error location. Possible FailurePath: [L13] assume upper >= x; [L14] assume x >= lower; [L15] assume a <= upper; [L16] assume a >= lower; [L17] assume b <= upper; [L18] assume b >= lower; [L19] assume x != a; [L20] assume x != b; [L21] assume a != b; [L25] assert upper >= lower + 2; RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...