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/20170304-DifficultPathPrograms/diamond1.i_3.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-b8c145f [2019-08-05 12:14:40,867 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-05 12:14:40,869 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-05 12:14:40,880 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-05 12:14:40,881 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-05 12:14:40,882 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-05 12:14:40,884 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-05 12:14:40,886 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-05 12:14:40,888 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-05 12:14:40,888 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-05 12:14:40,889 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-05 12:14:40,890 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-05 12:14:40,890 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-05 12:14:40,891 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-05 12:14:40,893 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-05 12:14:40,894 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-05 12:14:40,895 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-05 12:14:40,896 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-05 12:14:40,897 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-05 12:14:40,900 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-05 12:14:40,901 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-05 12:14:40,903 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-05 12:14:40,904 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-05 12:14:40,905 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-05 12:14:40,908 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-08-05 12:14:40,911 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-05 12:14:40,912 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-05 12:14:40,913 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-05 12:14:40,914 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-05 12:14:40,915 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-05 12:14:40,915 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-05 12:14:40,916 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-05 12:14:40,917 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-05 12:14:40,917 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-05 12:14:40,918 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-05 12:14:40,920 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-05 12:14:40,921 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 12:14:40,939 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-05 12:14:40,939 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-05 12:14:40,940 INFO L136 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2019-08-05 12:14:40,940 INFO L138 SettingsManager]: * Show backtranslation warnings=false [2019-08-05 12:14:40,940 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-08-05 12:14:40,941 INFO L138 SettingsManager]: * User list type=DISABLED [2019-08-05 12:14:40,941 INFO L138 SettingsManager]: * Inline calls to unimplemented procedures=true [2019-08-05 12:14:40,941 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-08-05 12:14:40,941 INFO L138 SettingsManager]: * Explicit value domain=true [2019-08-05 12:14:40,941 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-08-05 12:14:40,942 INFO L138 SettingsManager]: * Octagon Domain=false [2019-08-05 12:14:40,942 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-08-05 12:14:40,942 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-08-05 12:14:40,942 INFO L138 SettingsManager]: * Interval Domain=false [2019-08-05 12:14:40,943 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-05 12:14:40,943 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-05 12:14:40,943 INFO L138 SettingsManager]: * Use SBE=true [2019-08-05 12:14:40,943 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-05 12:14:40,944 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-05 12:14:40,944 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-05 12:14:40,944 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-05 12:14:40,944 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-05 12:14:40,944 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-05 12:14:40,945 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-05 12:14:40,945 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-05 12:14:40,945 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-05 12:14:40,945 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-05 12:14:40,945 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-05 12:14:40,946 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-05 12:14:40,946 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-05 12:14:40,946 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-05 12:14:40,946 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-05 12:14:40,947 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-05 12:14:40,947 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-05 12:14:40,947 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-05 12:14:40,947 INFO L138 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-08-05 12:14:40,947 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-05 12:14:40,948 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-05 12:14:40,948 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-05 12:14:40,948 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-08-05 12:14:40,989 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-05 12:14:41,002 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-05 12:14:41,005 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-05 12:14:41,006 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-05 12:14:41,007 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-05 12:14:41,008 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/diamond1.i_3.bpl [2019-08-05 12:14:41,008 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/diamond1.i_3.bpl' [2019-08-05 12:14:41,042 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-05 12:14:41,043 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-05 12:14:41,044 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-08-05 12:14:41,044 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-08-05 12:14:41,044 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-08-05 12:14:41,060 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "diamond1.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:14:41" (1/1) ... [2019-08-05 12:14:41,069 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "diamond1.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:14:41" (1/1) ... [2019-08-05 12:14:41,077 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-08-05 12:14:41,078 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-05 12:14:41,078 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-05 12:14:41,078 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-05 12:14:41,089 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "diamond1.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:14:41" (1/1) ... [2019-08-05 12:14:41,089 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "diamond1.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:14:41" (1/1) ... [2019-08-05 12:14:41,090 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "diamond1.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:14:41" (1/1) ... [2019-08-05 12:14:41,090 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "diamond1.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:14:41" (1/1) ... [2019-08-05 12:14:41,093 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "diamond1.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:14:41" (1/1) ... [2019-08-05 12:14:41,095 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "diamond1.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:14:41" (1/1) ... [2019-08-05 12:14:41,096 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "diamond1.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:14:41" (1/1) ... [2019-08-05 12:14:41,098 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-05 12:14:41,098 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-05 12:14:41,098 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-05 12:14:41,098 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-05 12:14:41,099 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "diamond1.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:14:41" (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 12:14:41,168 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-05 12:14:41,168 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-05 12:14:41,422 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-05 12:14:41,422 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-08-05 12:14:41,423 INFO L202 PluginConnector]: Adding new model diamond1.i_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 12:14:41 BoogieIcfgContainer [2019-08-05 12:14:41,423 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-05 12:14:41,424 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2019-08-05 12:14:41,424 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2019-08-05 12:14:41,425 INFO L275 PluginConnector]: Abstract Interpretation initialized [2019-08-05 12:14:41,425 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "diamond1.i_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 12:14:41" (1/1) ... [2019-08-05 12:14:41,451 INFO L101 FixpointEngine]: Starting fixpoint engine with domain CompoundDomain (maxUnwinding=3, maxParallelStates=2) [2019-08-05 12:14:41,704 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2019-08-05 12:14:41,727 INFO L272 AbstractInterpreter]: Visited 5 different actions 11 times. Merged at 1 different actions 3 times. Never widened. Performed 78 root evaluator evaluations with a maximum evaluation depth of 11. Performed 78 inverse root evaluator evaluations with a maximum inverse evaluation depth of 11. Found 2 fixpoints after 2 different actions. Largest state had 0 variables. [2019-08-05 12:14:41,728 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2019-08-05 12:14:41,731 INFO L168 Benchmark]: Toolchain (without parser) took 686.01 ms. Allocated memory is still 142.1 MB. Free memory was 106.9 MB in the beginning and 76.4 MB in the end (delta: 30.5 MB). Peak memory consumption was 30.5 MB. Max. memory is 7.1 GB. [2019-08-05 12:14:41,733 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.26 ms. Allocated memory is still 142.1 MB. Free memory was 108.1 MB in the beginning and 107.9 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. [2019-08-05 12:14:41,734 INFO L168 Benchmark]: Boogie Procedure Inliner took 33.18 ms. Allocated memory is still 142.1 MB. Free memory was 106.7 MB in the beginning and 105.0 MB in the end (delta: 1.6 MB). Peak memory consumption was 1.6 MB. Max. memory is 7.1 GB. [2019-08-05 12:14:41,735 INFO L168 Benchmark]: Boogie Preprocessor took 20.08 ms. Allocated memory is still 142.1 MB. Free memory was 105.0 MB in the beginning and 104.0 MB in the end (delta: 1.1 MB). Peak memory consumption was 1.1 MB. Max. memory is 7.1 GB. [2019-08-05 12:14:41,737 INFO L168 Benchmark]: RCFGBuilder took 325.32 ms. Allocated memory is still 142.1 MB. Free memory was 104.0 MB in the beginning and 94.6 MB in the end (delta: 9.4 MB). Peak memory consumption was 9.4 MB. Max. memory is 7.1 GB. [2019-08-05 12:14:41,738 INFO L168 Benchmark]: Abstract Interpretation took 303.79 ms. Allocated memory is still 142.1 MB. Free memory was 94.4 MB in the beginning and 76.4 MB in the end (delta: 18.0 MB). Peak memory consumption was 18.0 MB. Max. memory is 7.1 GB. [2019-08-05 12:14:41,743 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 0.26 ms. Allocated memory is still 142.1 MB. Free memory was 108.1 MB in the beginning and 107.9 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 33.18 ms. Allocated memory is still 142.1 MB. Free memory was 106.7 MB in the beginning and 105.0 MB in the end (delta: 1.6 MB). Peak memory consumption was 1.6 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 20.08 ms. Allocated memory is still 142.1 MB. Free memory was 105.0 MB in the beginning and 104.0 MB in the end (delta: 1.1 MB). Peak memory consumption was 1.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 325.32 ms. Allocated memory is still 142.1 MB. Free memory was 104.0 MB in the beginning and 94.6 MB in the end (delta: 9.4 MB). Peak memory consumption was 9.4 MB. Max. memory is 7.1 GB. * Abstract Interpretation took 303.79 ms. Allocated memory is still 142.1 MB. Free memory was 94.4 MB in the beginning and 76.4 MB in the end (delta: 18.0 MB). Peak memory consumption was 18.0 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: - UnprovableResult [Line: 38]: Unable to prove that assertion always holds Unable to prove that assertion always holds Reason: abstract domain could reach this error location. Possible FailurePath: [L11] havoc main_#res; [L12] havoc main_#t~nondet0, main_#t~post1, main_~x~5, main_~y~5; [L13] main_~x~5 := 0; [L14] main_~y~5 := main_#t~nondet0; [L15] havoc main_#t~nondet0; [L31] assume !!(main_~x~5 % 4294967296 < 99); [L32] assume (if main_~y~5 % 4294967296 < 0 && main_~y~5 % 4294967296 % 2 != 0 then main_~y~5 % 4294967296 % 2 - 2 else main_~y~5 % 4294967296 % 2) % 4294967296 == 0; [L33] main_#t~post1 := main_~x~5; [L34] main_~x~5 := main_#t~post1 + 1; [L35] havoc main_#t~post1; [L31] assume !!(main_~x~5 % 4294967296 < 99); [L32] assume (if main_~y~5 % 4294967296 < 0 && main_~y~5 % 4294967296 % 2 != 0 then main_~y~5 % 4294967296 % 2 - 2 else main_~y~5 % 4294967296 % 2) % 4294967296 == 0; [L33] main_#t~post1 := main_~x~5; [L34] main_~x~5 := main_#t~post1 + 1; [L35] havoc main_#t~post1; [L23] assume !(main_~x~5 % 4294967296 < 99); [L24] __VERIFIER_assert_#in~cond := (if (if main_~x~5 % 4294967296 < 0 && main_~x~5 % 4294967296 % 2 != 0 then main_~x~5 % 4294967296 % 2 - 2 else main_~x~5 % 4294967296 % 2) % 4294967296 == (if main_~y~5 % 4294967296 < 0 && main_~y~5 % 4294967296 % 2 != 0 then main_~y~5 % 4294967296 % 2 - 2 else main_~y~5 % 4294967296 % 2) % 4294967296 then 1 else 0); [L25] havoc __VERIFIER_assert_~cond; [L26] __VERIFIER_assert_~cond := __VERIFIER_assert_#in~cond; [L27] assume __VERIFIER_assert_~cond == 0; [L28] assume !false; [L38] assert false; RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...