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/nested9.i_3.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-b8c145f [2019-08-05 12:14:54,954 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-05 12:14:54,958 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-05 12:14:54,974 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-05 12:14:54,974 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-05 12:14:54,975 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-05 12:14:54,977 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-05 12:14:54,980 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-05 12:14:54,983 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-05 12:14:54,984 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-05 12:14:54,991 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-05 12:14:54,992 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-05 12:14:54,992 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-05 12:14:54,993 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-05 12:14:54,996 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-05 12:14:54,998 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-05 12:14:54,999 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-05 12:14:55,002 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-05 12:14:55,005 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-05 12:14:55,008 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-05 12:14:55,012 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-05 12:14:55,013 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-05 12:14:55,016 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-05 12:14:55,017 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-05 12:14:55,020 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-05 12:14:55,020 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-05 12:14:55,021 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-05 12:14:55,021 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-05 12:14:55,022 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-05 12:14:55,023 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-05 12:14:55,023 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-05 12:14:55,025 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-05 12:14:55,027 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-05 12:14:55,029 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-05 12:14:55,030 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-05 12:14:55,030 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-05 12:14:55,031 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-05 12:14:55,032 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-05 12:14:55,032 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-05 12:14:55,033 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-05 12:14:55,033 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-05 12:14:55,034 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 12:14:55,050 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-05 12:14:55,050 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-05 12:14:55,051 INFO L136 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2019-08-05 12:14:55,051 INFO L138 SettingsManager]: * Show backtranslation warnings=false [2019-08-05 12:14:55,051 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-08-05 12:14:55,051 INFO L138 SettingsManager]: * User list type=DISABLED [2019-08-05 12:14:55,052 INFO L138 SettingsManager]: * Inline calls to unimplemented procedures=true [2019-08-05 12:14:55,052 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-08-05 12:14:55,052 INFO L138 SettingsManager]: * Explicit value domain=true [2019-08-05 12:14:55,052 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-08-05 12:14:55,052 INFO L138 SettingsManager]: * Octagon Domain=false [2019-08-05 12:14:55,053 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-08-05 12:14:55,053 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-08-05 12:14:55,053 INFO L138 SettingsManager]: * Interval Domain=false [2019-08-05 12:14:55,054 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-05 12:14:55,054 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-05 12:14:55,054 INFO L138 SettingsManager]: * Use SBE=true [2019-08-05 12:14:55,054 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-05 12:14:55,054 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-05 12:14:55,055 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-05 12:14:55,055 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-05 12:14:55,055 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-05 12:14:55,055 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-05 12:14:55,055 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-05 12:14:55,056 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-05 12:14:55,056 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-05 12:14:55,056 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-05 12:14:55,056 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-05 12:14:55,056 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-05 12:14:55,057 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-05 12:14:55,057 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-05 12:14:55,057 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-05 12:14:55,057 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-05 12:14:55,057 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-05 12:14:55,057 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-05 12:14:55,058 INFO L138 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-08-05 12:14:55,058 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-05 12:14:55,058 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-05 12:14:55,058 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-05 12:14:55,058 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-08-05 12:14:55,088 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-05 12:14:55,101 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-05 12:14:55,104 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-05 12:14:55,105 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-05 12:14:55,106 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-05 12:14:55,107 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/nested9.i_3.bpl [2019-08-05 12:14:55,107 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/nested9.i_3.bpl' [2019-08-05 12:14:55,142 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-05 12:14:55,143 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-05 12:14:55,144 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-08-05 12:14:55,144 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-08-05 12:14:55,144 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-08-05 12:14:55,161 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "nested9.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:14:55" (1/1) ... [2019-08-05 12:14:55,171 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "nested9.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:14:55" (1/1) ... [2019-08-05 12:14:55,179 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-08-05 12:14:55,179 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-05 12:14:55,180 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-05 12:14:55,180 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-05 12:14:55,191 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "nested9.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:14:55" (1/1) ... [2019-08-05 12:14:55,191 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "nested9.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:14:55" (1/1) ... [2019-08-05 12:14:55,192 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "nested9.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:14:55" (1/1) ... [2019-08-05 12:14:55,192 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "nested9.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:14:55" (1/1) ... [2019-08-05 12:14:55,196 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "nested9.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:14:55" (1/1) ... [2019-08-05 12:14:55,198 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "nested9.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:14:55" (1/1) ... [2019-08-05 12:14:55,199 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "nested9.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:14:55" (1/1) ... [2019-08-05 12:14:55,200 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-05 12:14:55,201 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-05 12:14:55,201 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-05 12:14:55,201 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-05 12:14:55,202 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "nested9.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:14:55" (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 12:14:55,273 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-05 12:14:55,274 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-05 12:14:55,555 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-05 12:14:55,555 INFO L283 CfgBuilder]: Removed 3 assume(true) statements. [2019-08-05 12:14:55,556 INFO L202 PluginConnector]: Adding new model nested9.i_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 12:14:55 BoogieIcfgContainer [2019-08-05 12:14:55,557 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-05 12:14:55,557 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2019-08-05 12:14:55,558 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2019-08-05 12:14:55,558 INFO L275 PluginConnector]: Abstract Interpretation initialized [2019-08-05 12:14:55,559 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "nested9.i_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 12:14:55" (1/1) ... [2019-08-05 12:14:55,588 INFO L101 FixpointEngine]: Starting fixpoint engine with domain CompoundDomain (maxUnwinding=3, maxParallelStates=2) [2019-08-05 12:14:55,727 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2019-08-05 12:14:55,750 INFO L272 AbstractInterpreter]: Visited 9 different actions 13 times. Merged at 3 different actions 3 times. Never widened. Performed 78 root evaluator evaluations with a maximum evaluation depth of 5. Performed 78 inverse root evaluator evaluations with a maximum inverse evaluation depth of 5. Found 2 fixpoints after 2 different actions. Largest state had 0 variables. [2019-08-05 12:14:55,751 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2019-08-05 12:14:55,754 INFO L168 Benchmark]: Toolchain (without parser) took 609.19 ms. Allocated memory is still 134.2 MB. Free memory was 107.9 MB in the beginning and 87.3 MB in the end (delta: 20.6 MB). Peak memory consumption was 20.6 MB. Max. memory is 7.1 GB. [2019-08-05 12:14:55,755 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.19 ms. Allocated memory is still 134.2 MB. Free memory is still 109.1 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-08-05 12:14:55,756 INFO L168 Benchmark]: Boogie Procedure Inliner took 35.07 ms. Allocated memory is still 134.2 MB. Free memory was 107.9 MB in the beginning and 106.2 MB in the end (delta: 1.7 MB). Peak memory consumption was 1.7 MB. Max. memory is 7.1 GB. [2019-08-05 12:14:55,758 INFO L168 Benchmark]: Boogie Preprocessor took 21.27 ms. Allocated memory is still 134.2 MB. Free memory was 106.2 MB in the beginning and 105.3 MB in the end (delta: 839.0 kB). Peak memory consumption was 839.0 kB. Max. memory is 7.1 GB. [2019-08-05 12:14:55,759 INFO L168 Benchmark]: RCFGBuilder took 355.77 ms. Allocated memory is still 134.2 MB. Free memory was 104.9 MB in the beginning and 95.0 MB in the end (delta: 9.9 MB). Peak memory consumption was 9.9 MB. Max. memory is 7.1 GB. [2019-08-05 12:14:55,760 INFO L168 Benchmark]: Abstract Interpretation took 193.33 ms. Allocated memory is still 134.2 MB. Free memory was 94.6 MB in the beginning and 87.3 MB in the end (delta: 7.3 MB). Peak memory consumption was 7.3 MB. Max. memory is 7.1 GB. [2019-08-05 12:14:55,765 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 134.2 MB. Free memory is still 109.1 MB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 35.07 ms. Allocated memory is still 134.2 MB. Free memory was 107.9 MB in the beginning and 106.2 MB in the end (delta: 1.7 MB). Peak memory consumption was 1.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 21.27 ms. Allocated memory is still 134.2 MB. Free memory was 106.2 MB in the beginning and 105.3 MB in the end (delta: 839.0 kB). Peak memory consumption was 839.0 kB. Max. memory is 7.1 GB. * RCFGBuilder took 355.77 ms. Allocated memory is still 134.2 MB. Free memory was 104.9 MB in the beginning and 95.0 MB in the end (delta: 9.9 MB). Peak memory consumption was 9.9 MB. Max. memory is 7.1 GB. * Abstract Interpretation took 193.33 ms. Allocated memory is still 134.2 MB. Free memory was 94.6 MB in the beginning and 87.3 MB in the end (delta: 7.3 MB). Peak memory consumption was 7.3 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: - UnprovableResult [Line: 80]: Unable to prove that assertion always holds Unable to prove that assertion always holds Reason: abstract domain could reach this error location. Possible FailurePath: [L19] havoc main_#res; [L20] havoc main_#t~nondet0, main_#t~nondet1, main_#t~nondet2, main_#t~post5, main_#t~post4, main_#t~post3, main_~i~5, main_~j~5, main_~k~5, main_~n~5, main_~l~5, main_~m~5; [L21] havoc main_~i~5; [L22] havoc main_~j~5; [L23] havoc main_~k~5; [L24] havoc main_~n~5; [L25] havoc main_~l~5; [L26] havoc main_~m~5; [L27] assume -2147483648 <= main_#t~nondet0 && main_#t~nondet0 <= 2147483647; [L28] main_~n~5 := main_#t~nondet0; [L29] havoc main_#t~nondet0; [L30] assume -2147483648 <= main_#t~nondet1 && main_#t~nondet1 <= 2147483647; [L31] main_~m~5 := main_#t~nondet1; [L32] havoc main_#t~nondet1; [L33] assume -2147483648 <= main_#t~nondet2 && main_#t~nondet2 <= 2147483647; [L34] main_~l~5 := main_#t~nondet2; [L35] havoc main_#t~nondet2; [L36] assume !!(-1000000 < main_~n~5 && main_~n~5 < 1000000); [L37] assume !!(-1000000 < main_~m~5 && main_~m~5 < 1000000); [L38] assume !!(-1000000 < main_~l~5 && main_~l~5 < 1000000); [L39] assume 3 * main_~n~5 <= main_~m~5 + main_~l~5; [L40] main_~i~5 := 0; [L44] assume !!(main_~i~5 < main_~n~5); [L45] main_~j~5 := 2 * main_~i~5; [L51] assume !(main_~j~5 < 3 * main_~i~5); [L52] main_#t~post3 := main_~i~5; [L53] main_~i~5 := main_#t~post3 + 1; [L54] havoc main_#t~post3; [L44] assume !!(main_~i~5 < main_~n~5); [L45] main_~j~5 := 2 * main_~i~5; [L57] assume !!(main_~j~5 < 3 * main_~i~5); [L58] main_~k~5 := main_~i~5; [L62] assume !!(main_~k~5 < main_~j~5); [L63] __VERIFIER_assert_#in~cond := (if main_~k~5 - main_~i~5 <= 2 * main_~n~5 then 1 else 0); [L64] havoc __VERIFIER_assert_~cond; [L65] __VERIFIER_assert_~cond := __VERIFIER_assert_#in~cond; [L70] assume __VERIFIER_assert_~cond == 0; [L71] assume !false; [L80] assert false; RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...