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/toy/nonlinear/NonlinearInvariant1-Safe.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-b8c145f [2019-08-05 12:15:32,039 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-05 12:15:32,041 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-05 12:15:32,053 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-05 12:15:32,054 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-05 12:15:32,055 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-05 12:15:32,056 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-05 12:15:32,058 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-05 12:15:32,060 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-05 12:15:32,061 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-05 12:15:32,062 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-05 12:15:32,062 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-05 12:15:32,062 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-05 12:15:32,064 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-05 12:15:32,065 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-05 12:15:32,066 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-05 12:15:32,067 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-05 12:15:32,068 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-05 12:15:32,070 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-05 12:15:32,072 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-05 12:15:32,074 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-05 12:15:32,075 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-05 12:15:32,076 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-05 12:15:32,077 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-05 12:15:32,080 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-05 12:15:32,080 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-05 12:15:32,081 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-05 12:15:32,082 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-05 12:15:32,082 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-05 12:15:32,084 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-05 12:15:32,084 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-05 12:15:32,085 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-05 12:15:32,086 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-05 12:15:32,087 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-05 12:15:32,088 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-05 12:15:32,088 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-05 12:15:32,089 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-05 12:15:32,089 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-05 12:15:32,089 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-05 12:15:32,091 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-05 12:15:32,091 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-05 12:15:32,092 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 12:15:32,107 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-05 12:15:32,107 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-05 12:15:32,108 INFO L136 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2019-08-05 12:15:32,108 INFO L138 SettingsManager]: * Show backtranslation warnings=false [2019-08-05 12:15:32,109 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-08-05 12:15:32,109 INFO L138 SettingsManager]: * User list type=DISABLED [2019-08-05 12:15:32,109 INFO L138 SettingsManager]: * Inline calls to unimplemented procedures=true [2019-08-05 12:15:32,109 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-08-05 12:15:32,109 INFO L138 SettingsManager]: * Explicit value domain=true [2019-08-05 12:15:32,110 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-08-05 12:15:32,110 INFO L138 SettingsManager]: * Octagon Domain=false [2019-08-05 12:15:32,110 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-08-05 12:15:32,110 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-08-05 12:15:32,110 INFO L138 SettingsManager]: * Interval Domain=false [2019-08-05 12:15:32,111 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-05 12:15:32,111 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-05 12:15:32,112 INFO L138 SettingsManager]: * Use SBE=true [2019-08-05 12:15:32,112 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-05 12:15:32,112 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-05 12:15:32,112 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-05 12:15:32,113 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-05 12:15:32,113 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-05 12:15:32,113 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-05 12:15:32,113 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-05 12:15:32,113 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-05 12:15:32,114 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-05 12:15:32,114 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-05 12:15:32,114 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-05 12:15:32,114 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-05 12:15:32,114 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-05 12:15:32,115 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-05 12:15:32,115 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-05 12:15:32,115 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-05 12:15:32,115 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-05 12:15:32,115 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-05 12:15:32,116 INFO L138 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-08-05 12:15:32,116 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-05 12:15:32,116 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-05 12:15:32,116 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-05 12:15:32,117 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-08-05 12:15:32,148 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-05 12:15:32,168 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-05 12:15:32,171 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-05 12:15:32,173 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-05 12:15:32,173 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-05 12:15:32,174 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/nonlinear/NonlinearInvariant1-Safe.bpl [2019-08-05 12:15:32,174 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/nonlinear/NonlinearInvariant1-Safe.bpl' [2019-08-05 12:15:32,202 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-05 12:15:32,204 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-05 12:15:32,205 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-08-05 12:15:32,205 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-08-05 12:15:32,205 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-08-05 12:15:32,222 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "NonlinearInvariant1-Safe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:15:32" (1/1) ... [2019-08-05 12:15:32,232 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "NonlinearInvariant1-Safe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:15:32" (1/1) ... [2019-08-05 12:15:32,238 WARN L165 Inliner]: Program contained no entry procedure! [2019-08-05 12:15:32,239 WARN L168 Inliner]: Missing entry procedures: [ULTIMATE.start] [2019-08-05 12:15:32,239 WARN L175 Inliner]: Fallback enabled. All procedures will be processed. [2019-08-05 12:15:32,241 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-08-05 12:15:32,242 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-05 12:15:32,242 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-05 12:15:32,242 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-05 12:15:32,254 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "NonlinearInvariant1-Safe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:15:32" (1/1) ... [2019-08-05 12:15:32,254 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "NonlinearInvariant1-Safe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:15:32" (1/1) ... [2019-08-05 12:15:32,255 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "NonlinearInvariant1-Safe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:15:32" (1/1) ... [2019-08-05 12:15:32,255 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "NonlinearInvariant1-Safe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:15:32" (1/1) ... [2019-08-05 12:15:32,260 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "NonlinearInvariant1-Safe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:15:32" (1/1) ... [2019-08-05 12:15:32,266 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "NonlinearInvariant1-Safe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:15:32" (1/1) ... [2019-08-05 12:15:32,266 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "NonlinearInvariant1-Safe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:15:32" (1/1) ... [2019-08-05 12:15:32,269 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-05 12:15:32,269 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-05 12:15:32,270 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-05 12:15:32,270 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-05 12:15:32,271 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "NonlinearInvariant1-Safe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:15:32" (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 12:15:32,344 INFO L124 BoogieDeclarations]: Specification and implementation of procedure main given in one single declaration [2019-08-05 12:15:32,344 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-05 12:15:32,344 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-05 12:15:32,407 WARN L731 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-08-05 12:15:32,605 INFO L275 CfgBuilder]: Using library mode [2019-08-05 12:15:32,605 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-08-05 12:15:32,607 INFO L202 PluginConnector]: Adding new model NonlinearInvariant1-Safe.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 12:15:32 BoogieIcfgContainer [2019-08-05 12:15:32,607 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-05 12:15:32,608 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2019-08-05 12:15:32,608 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2019-08-05 12:15:32,608 INFO L275 PluginConnector]: Abstract Interpretation initialized [2019-08-05 12:15:32,609 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "NonlinearInvariant1-Safe.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 12:15:32" (1/1) ... [2019-08-05 12:15:32,646 INFO L101 FixpointEngine]: Starting fixpoint engine with domain CompoundDomain (maxUnwinding=3, maxParallelStates=2) [2019-08-05 12:15:32,745 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2019-08-05 12:15:32,766 INFO L272 AbstractInterpreter]: Visited 9 different actions 9 times. Never merged. Never widened. Performed 30 root evaluator evaluations with a maximum evaluation depth of 3. Performed 30 inverse root evaluator evaluations with a maximum inverse evaluation depth of 3. Found 3 fixpoints after 3 different actions. Largest state had 0 variables. [2019-08-05 12:15:32,767 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2019-08-05 12:15:32,770 INFO L168 Benchmark]: Toolchain (without parser) took 564.74 ms. Allocated memory is still 134.7 MB. Free memory was 107.4 MB in the beginning and 89.0 MB in the end (delta: 18.3 MB). Peak memory consumption was 18.3 MB. Max. memory is 7.1 GB. [2019-08-05 12:15:32,772 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.19 ms. Allocated memory is still 134.7 MB. Free memory was 108.6 MB in the beginning and 108.4 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2019-08-05 12:15:32,773 INFO L168 Benchmark]: Boogie Procedure Inliner took 36.66 ms. Allocated memory is still 134.7 MB. Free memory was 107.4 MB in the beginning and 105.4 MB in the end (delta: 1.9 MB). Peak memory consumption was 1.9 MB. Max. memory is 7.1 GB. [2019-08-05 12:15:32,774 INFO L168 Benchmark]: Boogie Preprocessor took 26.88 ms. Allocated memory is still 134.7 MB. Free memory was 105.4 MB in the beginning and 104.3 MB in the end (delta: 1.1 MB). Peak memory consumption was 1.1 MB. Max. memory is 7.1 GB. [2019-08-05 12:15:32,776 INFO L168 Benchmark]: RCFGBuilder took 337.48 ms. Allocated memory is still 134.7 MB. Free memory was 104.3 MB in the beginning and 95.1 MB in the end (delta: 9.2 MB). Peak memory consumption was 9.2 MB. Max. memory is 7.1 GB. [2019-08-05 12:15:32,777 INFO L168 Benchmark]: Abstract Interpretation took 159.40 ms. Allocated memory is still 134.7 MB. Free memory was 94.9 MB in the beginning and 89.0 MB in the end (delta: 5.8 MB). Peak memory consumption was 5.8 MB. Max. memory is 7.1 GB. [2019-08-05 12:15:32,782 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 134.7 MB. Free memory was 108.6 MB in the beginning and 108.4 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 36.66 ms. Allocated memory is still 134.7 MB. Free memory was 107.4 MB in the beginning and 105.4 MB in the end (delta: 1.9 MB). Peak memory consumption was 1.9 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 26.88 ms. Allocated memory is still 134.7 MB. Free memory was 105.4 MB in the beginning and 104.3 MB in the end (delta: 1.1 MB). Peak memory consumption was 1.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 337.48 ms. Allocated memory is still 134.7 MB. Free memory was 104.3 MB in the beginning and 95.1 MB in the end (delta: 9.2 MB). Peak memory consumption was 9.2 MB. Max. memory is 7.1 GB. * Abstract Interpretation took 159.40 ms. Allocated memory is still 134.7 MB. Free memory was 94.9 MB in the beginning and 89.0 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: 15]: Unable to prove that procedure postcondition always holds Unable to prove that procedure postcondition always holds Reason: abstract domain could reach this error location. Possible FailurePath: [L15-L16] requires in1 * in2 > 0; [L21] tmp1 := in1; [L22] tmp2 := in2; [L35] out1 := tmp1; [L36] out2 := tmp2; RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...