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_array_compound_oct_cong.epf -i ../../../trunk/examples/programs/20170319-ConjunctivePathPrograms/functions1.i_3.bplTransformedIcfg_BEv2_8.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-c78c21b [2018-12-03 20:19:53,536 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-03 20:19:53,538 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-03 20:19:53,555 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-03 20:19:53,555 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-03 20:19:53,556 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-03 20:19:53,561 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-03 20:19:53,565 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-03 20:19:53,567 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-03 20:19:53,570 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-03 20:19:53,574 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... 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[2018-12-03 20:19:53,618 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/ai/array-bench/reach_32bit_array_compound_oct_cong.epf [2018-12-03 20:19:53,639 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-03 20:19:53,640 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-03 20:19:53,641 INFO L131 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2018-12-03 20:19:53,641 INFO L133 SettingsManager]: * Show backtranslation warnings=false [2018-12-03 20:19:53,642 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-03 20:19:53,642 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-12-03 20:19:53,642 INFO L133 SettingsManager]: * User list type=DISABLED [2018-12-03 20:19:53,643 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-12-03 20:19:53,643 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-12-03 20:19:53,643 INFO L133 SettingsManager]: * Abstract domain=ArrayDomain [2018-12-03 20:19:53,643 INFO L133 SettingsManager]: * Log string format=TERM [2018-12-03 20:19:53,643 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-12-03 20:19:53,643 INFO L133 SettingsManager]: * Interval Domain=false [2018-12-03 20:19:53,644 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-03 20:19:53,645 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-03 20:19:53,645 INFO L133 SettingsManager]: * Use SBE=true [2018-12-03 20:19:53,645 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-03 20:19:53,645 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-03 20:19:53,645 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-03 20:19:53,646 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-03 20:19:53,646 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-03 20:19:53,646 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-03 20:19:53,646 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-03 20:19:53,646 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-03 20:19:53,647 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-03 20:19:53,648 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-03 20:19:53,649 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-03 20:19:53,649 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-03 20:19:53,650 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-03 20:19:53,650 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-03 20:19:53,650 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-03 20:19:53,650 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-03 20:19:53,651 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-03 20:19:53,651 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-03 20:19:53,651 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-12-03 20:19:53,651 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-03 20:19:53,651 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-03 20:19:53,651 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-12-03 20:19:53,652 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2018-12-03 20:19:53,700 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-03 20:19:53,714 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-03 20:19:53,718 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-03 20:19:53,719 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-12-03 20:19:53,720 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-12-03 20:19:53,721 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170319-ConjunctivePathPrograms/functions1.i_3.bplTransformedIcfg_BEv2_8.bpl [2018-12-03 20:19:53,721 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170319-ConjunctivePathPrograms/functions1.i_3.bplTransformedIcfg_BEv2_8.bpl' [2018-12-03 20:19:53,754 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-03 20:19:53,756 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-12-03 20:19:53,757 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-03 20:19:53,757 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-03 20:19:53,757 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-03 20:19:53,776 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "functions1.i_3.bplTransformedIcfg_BEv2_8.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.12 08:19:53" (1/1) ... [2018-12-03 20:19:53,786 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "functions1.i_3.bplTransformedIcfg_BEv2_8.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.12 08:19:53" (1/1) ... [2018-12-03 20:19:53,796 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-03 20:19:53,797 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-03 20:19:53,797 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-03 20:19:53,798 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-03 20:19:53,811 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "functions1.i_3.bplTransformedIcfg_BEv2_8.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.12 08:19:53" (1/1) ... [2018-12-03 20:19:53,811 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "functions1.i_3.bplTransformedIcfg_BEv2_8.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.12 08:19:53" (1/1) ... [2018-12-03 20:19:53,812 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "functions1.i_3.bplTransformedIcfg_BEv2_8.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.12 08:19:53" (1/1) ... [2018-12-03 20:19:53,812 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "functions1.i_3.bplTransformedIcfg_BEv2_8.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.12 08:19:53" (1/1) ... [2018-12-03 20:19:53,816 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "functions1.i_3.bplTransformedIcfg_BEv2_8.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.12 08:19:53" (1/1) ... [2018-12-03 20:19:53,817 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "functions1.i_3.bplTransformedIcfg_BEv2_8.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.12 08:19:53" (1/1) ... [2018-12-03 20:19:53,818 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "functions1.i_3.bplTransformedIcfg_BEv2_8.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.12 08:19:53" (1/1) ... [2018-12-03 20:19:53,820 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-03 20:19:53,820 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-03 20:19:53,821 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-03 20:19:53,821 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-03 20:19:53,822 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "functions1.i_3.bplTransformedIcfg_BEv2_8.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.12 08:19:53" (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 [2018-12-03 20:19:53,890 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2018-12-03 20:19:53,891 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-03 20:19:53,891 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-03 20:19:54,132 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-03 20:19:54,132 INFO L280 CfgBuilder]: Removed 0 assue(true) statements. [2018-12-03 20:19:54,133 INFO L202 PluginConnector]: Adding new model functions1.i_3.bplTransformedIcfg_BEv2_8.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 08:19:54 BoogieIcfgContainer [2018-12-03 20:19:54,133 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-03 20:19:54,135 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2018-12-03 20:19:54,135 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2018-12-03 20:19:54,135 INFO L276 PluginConnector]: Abstract Interpretation initialized [2018-12-03 20:19:54,136 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "functions1.i_3.bplTransformedIcfg_BEv2_8.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 08:19:54" (1/1) ... [2018-12-03 20:19:54,208 INFO L101 FixpointEngine]: Starting fixpoint engine with domain ArrayDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-03 20:19:54,532 WARN L79 EvaluatorLogger]: Possible loss of precision. Operator ARITHMOD has no precise implementation. [2018-12-03 20:19:54,587 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-03 20:19:54,606 INFO L272 AbstractInterpreter]: Visited 5 different actions 19 times. Merged at 1 different actions 7 times. Widened at 1 different actions 3 times. Found 1 fixpoints after 1 different actions. Largest state had 0 variables. [2018-12-03 20:19:54,609 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2018-12-03 20:19:54,610 INFO L168 Benchmark]: Toolchain (without parser) took 854.61 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: 29.6 MB). Peak memory consumption was 29.6 MB. Max. memory is 7.1 GB. [2018-12-03 20:19:54,612 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.21 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-12-03 20:19:54,613 INFO L168 Benchmark]: Boogie Procedure Inliner took 39.32 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-12-03 20:19:54,614 INFO L168 Benchmark]: Boogie Preprocessor took 22.78 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-12-03 20:19:54,615 INFO L168 Benchmark]: RCFGBuilder took 312.88 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: 19.0 MB). Peak memory consumption was 19.0 MB. Max. memory is 7.1 GB. [2018-12-03 20:19:54,616 INFO L168 Benchmark]: Abstract Interpretation took 474.23 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 10.6 MB). Peak memory consumption was 10.6 MB. Max. memory is 7.1 GB. [2018-12-03 20:19:54,622 INFO L336 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 0.21 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 39.32 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Preprocessor took 22.78 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * RCFGBuilder took 312.88 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: 19.0 MB). Peak memory consumption was 19.0 MB. Max. memory is 7.1 GB. * Abstract Interpretation took 474.23 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 10.6 MB). Peak memory consumption was 10.6 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: - UnprovableResult [Line: 42]: Unable to prove that assertion always holds Unable to prove that assertion always holds Reason: abstract domain could reach this error location. Possible FailurePath: [L14] havoc main_#res; [L15] havoc main_#t~ret0, main_~x~5; [L16] main_~x~5 := 0; [L31] assume 0 <= main_~x~5 && main_~x~5 < 268435455; [L32] f_#in~z := main_~x~5; [L33] havoc f_#res; [L34] havoc f_~z; [L35] f_~z := f_#in~z; [L36] f_#res := f_~z + 2; [L37] main_#t~ret0 := f_#res; [L38] main_~x~5 := main_#t~ret0; [L39] havoc main_#t~ret0; [L31] assume 0 <= main_~x~5 && main_~x~5 < 268435455; [L32] f_#in~z := main_~x~5; [L33] havoc f_#res; [L34] havoc f_~z; [L35] f_~z := f_#in~z; [L36] f_#res := f_~z + 2; [L37] main_#t~ret0 := f_#res; [L38] main_~x~5 := main_#t~ret0; [L39] havoc main_#t~ret0; [L31] assume 0 <= main_~x~5 && main_~x~5 < 268435455; [L32] f_#in~z := main_~x~5; [L33] havoc f_#res; [L34] havoc f_~z; [L35] f_~z := f_#in~z; [L36] f_#res := f_~z + 2; [L37] main_#t~ret0 := f_#res; [L38] main_~x~5 := main_#t~ret0; [L39] havoc main_#t~ret0; [L31] assume 0 <= main_~x~5 && main_~x~5 < 268435455; [L32] f_#in~z := main_~x~5; [L33] havoc f_#res; [L34] havoc f_~z; [L35] f_~z := f_#in~z; [L36] f_#res := f_~z + 2; [L37] main_#t~ret0 := f_#res; [L38] main_~x~5 := main_#t~ret0; [L39] havoc main_#t~ret0; [L31] assume 0 <= main_~x~5 && main_~x~5 < 268435455; [L32] f_#in~z := main_~x~5; [L33] havoc f_#res; [L34] havoc f_~z; [L35] f_~z := f_#in~z; [L36] f_#res := f_~z + 2; [L37] main_#t~ret0 := f_#res; [L38] main_~x~5 := main_#t~ret0; [L39] havoc main_#t~ret0; [L31] assume 0 <= main_~x~5 && main_~x~5 < 268435455; [L32] f_#in~z := main_~x~5; [L33] havoc f_#res; [L34] havoc f_~z; [L35] f_~z := f_#in~z; [L36] f_#res := f_~z + 2; [L37] main_#t~ret0 := f_#res; [L38] main_~x~5 := main_#t~ret0; [L39] havoc main_#t~ret0; [L31] assume 0 <= main_~x~5 && main_~x~5 < 268435455; [L32] f_#in~z := main_~x~5; [L33] havoc f_#res; [L34] havoc f_~z; [L35] f_~z := f_#in~z; [L36] f_#res := f_~z + 2; [L37] main_#t~ret0 := f_#res; [L38] main_~x~5 := main_#t~ret0; [L39] havoc main_#t~ret0; [L23] assume main_~x~5 < 4294967296 && !(main_~x~5 < 268435455); [L24] assume ((!(main_~x~5 < 0) && 2 + 2 <= main_~x~5) && main_~x~5 < 4294967296) && main_~x~5 % 2 <= 2147483647; [L25] __VERIFIER_assert_#in~cond := main_~x~5 % 2; [L26] havoc __VERIFIER_assert_~cond; [L27] __VERIFIER_assert_~cond := __VERIFIER_assert_#in~cond; [L28] assume __VERIFIER_assert_~cond == 0; [L42] assert false; RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...