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/down.i_4.bplTransformedIcfg_BEv2_5.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-b8c145f [2019-08-05 12:16:21,794 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-05 12:16:21,796 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-05 12:16:21,811 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-05 12:16:21,812 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-05 12:16:21,813 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-05 12:16:21,817 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-05 12:16:21,819 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-05 12:16:21,822 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-05 12:16:21,830 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-05 12:16:21,831 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-05 12:16:21,832 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-05 12:16:21,833 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-05 12:16:21,834 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-05 12:16:21,837 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-05 12:16:21,840 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-05 12:16:21,842 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-05 12:16:21,843 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-05 12:16:21,845 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-05 12:16:21,851 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-05 12:16:21,853 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-05 12:16:21,854 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-05 12:16:21,856 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-05 12:16:21,857 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-05 12:16:21,860 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-08-05 12:16:21,863 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-05 12:16:21,864 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-05 12:16:21,865 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-05 12:16:21,865 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-05 12:16:21,867 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-05 12:16:21,867 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-05 12:16:21,867 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-05 12:16:21,868 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... 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[2019-08-05 12:16:21,870 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 12:16:21,883 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-05 12:16:21,883 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-05 12:16:21,884 INFO L136 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2019-08-05 12:16:21,884 INFO L138 SettingsManager]: * Show backtranslation warnings=false [2019-08-05 12:16:21,884 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-08-05 12:16:21,884 INFO L138 SettingsManager]: * User list type=DISABLED [2019-08-05 12:16:21,885 INFO L138 SettingsManager]: * Inline calls to unimplemented procedures=true [2019-08-05 12:16:21,885 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-08-05 12:16:21,885 INFO L138 SettingsManager]: * Explicit value domain=true [2019-08-05 12:16:21,885 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-08-05 12:16:21,886 INFO L138 SettingsManager]: * Octagon Domain=false [2019-08-05 12:16:21,886 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-08-05 12:16:21,886 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-08-05 12:16:21,886 INFO L138 SettingsManager]: * Interval Domain=false [2019-08-05 12:16:21,887 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-05 12:16:21,887 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-05 12:16:21,887 INFO L138 SettingsManager]: * Use SBE=true [2019-08-05 12:16:21,888 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-05 12:16:21,888 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-05 12:16:21,888 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-05 12:16:21,888 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-05 12:16:21,888 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-05 12:16:21,889 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-05 12:16:21,889 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-05 12:16:21,889 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-05 12:16:21,889 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-05 12:16:21,889 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-05 12:16:21,890 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-05 12:16:21,890 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-05 12:16:21,890 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-05 12:16:21,890 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-05 12:16:21,891 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-05 12:16:21,891 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-05 12:16:21,891 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-05 12:16:21,891 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-05 12:16:21,892 INFO L138 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-08-05 12:16:21,892 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-05 12:16:21,892 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-05 12:16:21,892 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-05 12:16:21,893 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-08-05 12:16:21,931 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-05 12:16:21,943 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-05 12:16:21,947 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-05 12:16:21,948 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-05 12:16:21,948 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-05 12:16:21,949 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170319-ConjunctivePathPrograms/down.i_4.bplTransformedIcfg_BEv2_5.bpl [2019-08-05 12:16:21,949 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170319-ConjunctivePathPrograms/down.i_4.bplTransformedIcfg_BEv2_5.bpl' [2019-08-05 12:16:21,982 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-05 12:16:21,984 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-05 12:16:21,984 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-08-05 12:16:21,984 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-08-05 12:16:21,985 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-08-05 12:16:22,001 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "down.i_4.bplTransformedIcfg_BEv2_5.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:16:21" (1/1) ... [2019-08-05 12:16:22,010 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "down.i_4.bplTransformedIcfg_BEv2_5.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:16:21" (1/1) ... [2019-08-05 12:16:22,017 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-08-05 12:16:22,018 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-05 12:16:22,018 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-05 12:16:22,018 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-05 12:16:22,028 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "down.i_4.bplTransformedIcfg_BEv2_5.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:16:21" (1/1) ... [2019-08-05 12:16:22,029 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "down.i_4.bplTransformedIcfg_BEv2_5.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:16:21" (1/1) ... [2019-08-05 12:16:22,029 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "down.i_4.bplTransformedIcfg_BEv2_5.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:16:21" (1/1) ... [2019-08-05 12:16:22,030 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "down.i_4.bplTransformedIcfg_BEv2_5.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:16:21" (1/1) ... [2019-08-05 12:16:22,033 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "down.i_4.bplTransformedIcfg_BEv2_5.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:16:21" (1/1) ... [2019-08-05 12:16:22,035 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "down.i_4.bplTransformedIcfg_BEv2_5.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:16:21" (1/1) ... [2019-08-05 12:16:22,036 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "down.i_4.bplTransformedIcfg_BEv2_5.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:16:21" (1/1) ... [2019-08-05 12:16:22,037 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-05 12:16:22,037 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-05 12:16:22,037 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-05 12:16:22,037 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-05 12:16:22,038 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "down.i_4.bplTransformedIcfg_BEv2_5.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:16:21" (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 12:16:22,104 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2019-08-05 12:16:22,104 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-05 12:16:22,105 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-05 12:16:22,419 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-05 12:16:22,419 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-05 12:16:22,421 INFO L202 PluginConnector]: Adding new model down.i_4.bplTransformedIcfg_BEv2_5.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 12:16:22 BoogieIcfgContainer [2019-08-05 12:16:22,421 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-05 12:16:22,422 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2019-08-05 12:16:22,422 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2019-08-05 12:16:22,422 INFO L275 PluginConnector]: Abstract Interpretation initialized [2019-08-05 12:16:22,423 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "down.i_4.bplTransformedIcfg_BEv2_5.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 12:16:22" (1/1) ... [2019-08-05 12:16:22,448 INFO L101 FixpointEngine]: Starting fixpoint engine with domain CompoundDomain (maxUnwinding=3, maxParallelStates=2) [2019-08-05 12:16:22,618 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2019-08-05 12:16:22,642 INFO L272 AbstractInterpreter]: Visited 11 different actions 42 times. Merged at 8 different actions 21 times. Widened at 1 different actions 1 times. Performed 224 root evaluator evaluations with a maximum evaluation depth of 3. Performed 224 inverse root evaluator evaluations with a maximum inverse evaluation depth of 3. Found 9 fixpoints after 4 different actions. Largest state had 0 variables. [2019-08-05 12:16:22,642 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2019-08-05 12:16:22,645 INFO L168 Benchmark]: Toolchain (without parser) took 660.29 ms. Allocated memory is still 134.2 MB. Free memory was 108.2 MB in the beginning and 86.8 MB in the end (delta: 21.4 MB). Peak memory consumption was 21.4 MB. Max. memory is 7.1 GB. [2019-08-05 12:16:22,646 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.18 ms. Allocated memory is still 134.2 MB. Free memory was 109.4 MB in the beginning and 109.2 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. [2019-08-05 12:16:22,648 INFO L168 Benchmark]: Boogie Procedure Inliner took 33.14 ms. Allocated memory is still 134.2 MB. Free memory was 108.0 MB in the beginning and 106.5 MB in the end (delta: 1.5 MB). Peak memory consumption was 1.5 MB. Max. memory is 7.1 GB. [2019-08-05 12:16:22,650 INFO L168 Benchmark]: Boogie Preprocessor took 18.91 ms. Allocated memory is still 134.2 MB. Free memory was 106.5 MB in the beginning and 105.2 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 7.1 GB. [2019-08-05 12:16:22,652 INFO L168 Benchmark]: RCFGBuilder took 384.08 ms. Allocated memory is still 134.2 MB. Free memory was 105.2 MB in the beginning and 95.2 MB in the end (delta: 10.0 MB). Peak memory consumption was 10.0 MB. Max. memory is 7.1 GB. [2019-08-05 12:16:22,653 INFO L168 Benchmark]: Abstract Interpretation took 220.28 ms. Allocated memory is still 134.2 MB. Free memory was 95.0 MB in the beginning and 86.8 MB in the end (delta: 8.2 MB). Peak memory consumption was 8.2 MB. Max. memory is 7.1 GB. [2019-08-05 12:16:22,659 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 134.2 MB. Free memory was 109.4 MB in the beginning and 109.2 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 33.14 ms. Allocated memory is still 134.2 MB. Free memory was 108.0 MB in the beginning and 106.5 MB in the end (delta: 1.5 MB). Peak memory consumption was 1.5 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 18.91 ms. Allocated memory is still 134.2 MB. Free memory was 106.5 MB in the beginning and 105.2 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 384.08 ms. Allocated memory is still 134.2 MB. Free memory was 105.2 MB in the beginning and 95.2 MB in the end (delta: 10.0 MB). Peak memory consumption was 10.0 MB. Max. memory is 7.1 GB. * Abstract Interpretation took 220.28 ms. Allocated memory is still 134.2 MB. Free memory was 95.0 MB in the beginning and 86.8 MB in the end (delta: 8.2 MB). Peak memory consumption was 8.2 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: - UnprovableResult [Line: 76]: 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_~n~5, main_#t~post3, main_#t~post2, main_#t~post1, main_~k~5, main_~j~5, main_#t~post4, main_~i~5; [L20] havoc main_~n~5; [L21] main_~k~5 := 0; [L22] main_~i~5 := 0; [L23] assume 0 <= main_#t~nondet0 + 2147483648 && main_#t~nondet0 <= 2147483647; [L24] main_~n~5 := main_#t~nondet0; [L25] havoc main_#t~nondet0; [L41] assume !(main_~i~5 < main_~n~5); [L42] main_~j~5 := main_~n~5; [L45] assume 0 < main_~j~5; [L54] assume !(0 < main_~k~5); [L55] __VERIFIER_assert_#in~cond := 0; [L58] havoc __VERIFIER_assert_~cond; [L59] __VERIFIER_assert_~cond := __VERIFIER_assert_#in~cond; [L64] assume __VERIFIER_assert_~cond == 0; [L76] assert false; RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...