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/20170319-ConjunctivePathPrograms/interleave_bits.i_3.bplTransformedIcfg_BEv2_4.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-b8c145f [2019-08-05 12:16:19,194 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-05 12:16:19,198 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-05 12:16:19,217 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-05 12:16:19,218 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-05 12:16:19,219 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-05 12:16:19,223 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-05 12:16:19,226 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-05 12:16:19,229 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-05 12:16:19,239 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-05 12:16:19,240 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-05 12:16:19,240 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-05 12:16:19,241 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-05 12:16:19,242 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-05 12:16:19,243 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-05 12:16:19,247 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-05 12:16:19,252 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-05 12:16:19,253 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-05 12:16:19,258 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-05 12:16:19,263 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-05 12:16:19,267 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-05 12:16:19,269 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-05 12:16:19,271 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-05 12:16:19,273 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-05 12:16:19,275 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-08-05 12:16:19,284 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-05 12:16:19,284 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-05 12:16:19,286 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-05 12:16:19,288 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-05 12:16:19,289 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-05 12:16:19,289 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-05 12:16:19,290 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-05 12:16:19,290 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... 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[2019-08-05 12:16:19,295 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 12:16:19,315 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-05 12:16:19,315 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-05 12:16:19,316 INFO L136 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2019-08-05 12:16:19,317 INFO L138 SettingsManager]: * Show backtranslation warnings=false [2019-08-05 12:16:19,317 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-08-05 12:16:19,317 INFO L138 SettingsManager]: * User list type=DISABLED [2019-08-05 12:16:19,317 INFO L138 SettingsManager]: * Inline calls to unimplemented procedures=true [2019-08-05 12:16:19,318 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-08-05 12:16:19,318 INFO L138 SettingsManager]: * Explicit value domain=true [2019-08-05 12:16:19,318 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-08-05 12:16:19,318 INFO L138 SettingsManager]: * Octagon Domain=false [2019-08-05 12:16:19,318 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-08-05 12:16:19,319 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-08-05 12:16:19,319 INFO L138 SettingsManager]: * Interval Domain=false [2019-08-05 12:16:19,321 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-05 12:16:19,322 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-05 12:16:19,322 INFO L138 SettingsManager]: * Use SBE=true [2019-08-05 12:16:19,323 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-05 12:16:19,323 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-05 12:16:19,323 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-05 12:16:19,323 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-05 12:16:19,323 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-05 12:16:19,324 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-05 12:16:19,324 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-05 12:16:19,324 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-05 12:16:19,324 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-05 12:16:19,325 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-05 12:16:19,325 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-05 12:16:19,325 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-05 12:16:19,326 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-05 12:16:19,326 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-05 12:16:19,326 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-05 12:16:19,326 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-05 12:16:19,326 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-05 12:16:19,327 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-05 12:16:19,327 INFO L138 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-08-05 12:16:19,327 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-05 12:16:19,327 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-05 12:16:19,327 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-05 12:16:19,328 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-08-05 12:16:19,360 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-05 12:16:19,372 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-05 12:16:19,376 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-05 12:16:19,377 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-05 12:16:19,378 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-05 12:16:19,379 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170319-ConjunctivePathPrograms/interleave_bits.i_3.bplTransformedIcfg_BEv2_4.bpl [2019-08-05 12:16:19,379 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170319-ConjunctivePathPrograms/interleave_bits.i_3.bplTransformedIcfg_BEv2_4.bpl' [2019-08-05 12:16:19,416 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-05 12:16:19,418 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-05 12:16:19,418 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-08-05 12:16:19,418 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-08-05 12:16:19,419 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-08-05 12:16:19,435 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "interleave_bits.i_3.bplTransformedIcfg_BEv2_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:16:19" (1/1) ... [2019-08-05 12:16:19,445 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "interleave_bits.i_3.bplTransformedIcfg_BEv2_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:16:19" (1/1) ... [2019-08-05 12:16:19,453 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-08-05 12:16:19,454 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-05 12:16:19,454 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-05 12:16:19,454 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-05 12:16:19,466 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "interleave_bits.i_3.bplTransformedIcfg_BEv2_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:16:19" (1/1) ... [2019-08-05 12:16:19,466 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "interleave_bits.i_3.bplTransformedIcfg_BEv2_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:16:19" (1/1) ... [2019-08-05 12:16:19,467 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "interleave_bits.i_3.bplTransformedIcfg_BEv2_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:16:19" (1/1) ... [2019-08-05 12:16:19,468 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "interleave_bits.i_3.bplTransformedIcfg_BEv2_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:16:19" (1/1) ... [2019-08-05 12:16:19,471 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "interleave_bits.i_3.bplTransformedIcfg_BEv2_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:16:19" (1/1) ... [2019-08-05 12:16:19,473 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "interleave_bits.i_3.bplTransformedIcfg_BEv2_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:16:19" (1/1) ... [2019-08-05 12:16:19,474 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "interleave_bits.i_3.bplTransformedIcfg_BEv2_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:16:19" (1/1) ... [2019-08-05 12:16:19,476 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-05 12:16:19,476 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-05 12:16:19,476 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-05 12:16:19,476 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-05 12:16:19,478 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "interleave_bits.i_3.bplTransformedIcfg_BEv2_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:16:19" (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 12:16:19,548 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2019-08-05 12:16:19,548 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-05 12:16:19,548 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-05 12:16:19,823 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-05 12:16:19,823 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-05 12:16:19,825 INFO L202 PluginConnector]: Adding new model interleave_bits.i_3.bplTransformedIcfg_BEv2_4.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 12:16:19 BoogieIcfgContainer [2019-08-05 12:16:19,825 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-05 12:16:19,827 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2019-08-05 12:16:19,828 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2019-08-05 12:16:19,828 INFO L275 PluginConnector]: Abstract Interpretation initialized [2019-08-05 12:16:19,829 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "interleave_bits.i_3.bplTransformedIcfg_BEv2_4.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 12:16:19" (1/1) ... [2019-08-05 12:16:19,866 INFO L101 FixpointEngine]: Starting fixpoint engine with domain CompoundDomain (maxUnwinding=3, maxParallelStates=2) [2019-08-05 12:16:20,024 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2019-08-05 12:16:20,051 INFO L272 AbstractInterpreter]: Visited 5 different actions 13 times. Merged at 3 different actions 5 times. Widened at 1 different actions 1 times. Performed 95 root evaluator evaluations with a maximum evaluation depth of 6. Performed 95 inverse root evaluator evaluations with a maximum inverse evaluation depth of 6. Found 2 fixpoints after 2 different actions. Largest state had 0 variables. [2019-08-05 12:16:20,051 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2019-08-05 12:16:20,055 INFO L168 Benchmark]: Toolchain (without parser) took 635.75 ms. Allocated memory is still 134.2 MB. Free memory was 106.9 MB in the beginning and 86.4 MB in the end (delta: 20.5 MB). Peak memory consumption was 20.5 MB. Max. memory is 7.1 GB. [2019-08-05 12:16:20,056 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.20 ms. Allocated memory is still 134.2 MB. Free memory was 108.1 MB in the beginning and 107.9 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2019-08-05 12:16:20,058 INFO L168 Benchmark]: Boogie Procedure Inliner took 35.40 ms. Allocated memory is still 134.2 MB. Free memory was 106.6 MB in the beginning and 105.1 MB in the end (delta: 1.6 MB). Peak memory consumption was 1.6 MB. Max. memory is 7.1 GB. [2019-08-05 12:16:20,059 INFO L168 Benchmark]: Boogie Preprocessor took 21.85 ms. Allocated memory is still 134.2 MB. Free memory was 105.1 MB in the beginning and 103.8 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 7.1 GB. [2019-08-05 12:16:20,061 INFO L168 Benchmark]: RCFGBuilder took 349.32 ms. Allocated memory is still 134.2 MB. Free memory was 103.8 MB in the beginning and 94.5 MB in the end (delta: 9.3 MB). Peak memory consumption was 9.3 MB. Max. memory is 7.1 GB. [2019-08-05 12:16:20,062 INFO L168 Benchmark]: Abstract Interpretation took 223.97 ms. Allocated memory is still 134.2 MB. Free memory was 94.3 MB in the beginning and 86.4 MB in the end (delta: 7.9 MB). Peak memory consumption was 7.9 MB. Max. memory is 7.1 GB. [2019-08-05 12:16:20,068 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 0.20 ms. Allocated memory is still 134.2 MB. Free memory was 108.1 MB in the beginning and 107.9 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 35.40 ms. Allocated memory is still 134.2 MB. Free memory was 106.6 MB in the beginning and 105.1 MB in the end (delta: 1.6 MB). Peak memory consumption was 1.6 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 21.85 ms. Allocated memory is still 134.2 MB. Free memory was 105.1 MB in the beginning and 103.8 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 349.32 ms. Allocated memory is still 134.2 MB. Free memory was 103.8 MB in the beginning and 94.5 MB in the end (delta: 9.3 MB). Peak memory consumption was 9.3 MB. Max. memory is 7.1 GB. * Abstract Interpretation took 223.97 ms. Allocated memory is still 134.2 MB. Free memory was 94.3 MB in the beginning and 86.4 MB in the end (delta: 7.9 MB). Peak memory consumption was 7.9 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: - UnprovableResult [Line: 61]: Unable to prove that assertion always holds Unable to prove that assertion always holds Reason: abstract domain could reach this error location. Possible FailurePath: [L18] havoc main_#res; [L19] havoc main_#t~nondet0, main_~yy~5, main_~z~5, main_#t~nondet1, main_~xx~5, main_~x~5, main_~y~5, main_~zz~5, main_~i~5; [L20] main_~x~5 := main_#t~nondet0; [L21] havoc main_#t~nondet0; [L22] main_~y~5 := main_#t~nondet1; [L23] havoc main_#t~nondet1; [L24] havoc main_~xx~5; [L25] havoc main_~yy~5; [L26] havoc main_~zz~5; [L27] main_~z~5 := 0; [L28] main_~i~5 := 0; [L56] assume 0 <= main_~i~5 && main_~i~5 < 16; [L57] havoc main_~z~5; [L58] main_~i~5 := main_~i~5 + 1; [L35] assume main_~i~5 < 4294967296 && !(main_~i~5 < 16); [L36] assume main_~x~5 < -65536; [L37] main_~xx~5 := main_~x~5 % 65536; [L38] assume main_~y~5 < -65536; [L39] main_~yy~5 := main_~y~5 % 65536; [L40] havoc main_~xx~5; [L41] havoc main_~xx~5; [L42] havoc main_~xx~5; [L43] havoc main_~xx~5; [L44] havoc main_~yy~5; [L45] havoc main_~yy~5; [L46] havoc main_~yy~5; [L47] havoc main_~yy~5; [L48] havoc main_~zz~5; [L49] assume (((main_~zz~5 < 4294967296 && 0 <= main_~zz~5) && -4294967296 <= main_~z~5) && main_~z~5 < 0) && !(main_~z~5 + 4294967296 == main_~zz~5); [L50] __VERIFIER_assert_#in~cond := 0; [L51] havoc __VERIFIER_assert_~cond; [L52] __VERIFIER_assert_~cond := __VERIFIER_assert_#in~cond; [L53] assume __VERIFIER_assert_~cond == 0; [L61] assert false; RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...