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/up.i_4.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-b8c145f [2019-08-04 22:00:35,589 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-04 22:00:35,593 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-04 22:00:35,605 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-04 22:00:35,606 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-04 22:00:35,609 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-04 22:00:35,610 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-04 22:00:35,614 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-04 22:00:35,616 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-04 22:00:35,616 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-04 22:00:35,617 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-04 22:00:35,618 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-04 22:00:35,620 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-04 22:00:35,621 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-04 22:00:35,624 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-04 22:00:35,625 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-04 22:00:35,626 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-04 22:00:35,627 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-04 22:00:35,630 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-04 22:00:35,632 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-04 22:00:35,633 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-04 22:00:35,634 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-04 22:00:35,635 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-04 22:00:35,636 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-04 22:00:35,638 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-08-04 22:00:35,641 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-04 22:00:35,642 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-04 22:00:35,643 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-04 22:00:35,643 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-04 22:00:35,644 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-04 22:00:35,645 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-04 22:00:35,645 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-04 22:00:35,646 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... 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[2019-08-04 22:00:35,648 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 [2019-08-04 22:00:35,666 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-04 22:00:35,666 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-04 22:00:35,668 INFO L136 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2019-08-04 22:00:35,668 INFO L138 SettingsManager]: * Show backtranslation warnings=false [2019-08-04 22:00:35,668 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-08-04 22:00:35,668 INFO L138 SettingsManager]: * User list type=DISABLED [2019-08-04 22:00:35,668 INFO L138 SettingsManager]: * Inline calls to unimplemented procedures=true [2019-08-04 22:00:35,669 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-08-04 22:00:35,669 INFO L138 SettingsManager]: * Explicit value domain=true [2019-08-04 22:00:35,669 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-08-04 22:00:35,669 INFO L138 SettingsManager]: * Octagon Domain=false [2019-08-04 22:00:35,669 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-08-04 22:00:35,670 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-08-04 22:00:35,670 INFO L138 SettingsManager]: * Interval Domain=false [2019-08-04 22:00:35,672 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-04 22:00:35,672 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-04 22:00:35,672 INFO L138 SettingsManager]: * Use SBE=true [2019-08-04 22:00:35,673 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-04 22:00:35,673 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-04 22:00:35,673 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-04 22:00:35,674 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-04 22:00:35,674 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-04 22:00:35,674 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-04 22:00:35,674 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-04 22:00:35,674 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-04 22:00:35,675 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-04 22:00:35,675 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-04 22:00:35,675 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-04 22:00:35,676 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-04 22:00:35,676 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-04 22:00:35,676 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-04 22:00:35,676 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-04 22:00:35,676 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-04 22:00:35,677 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-04 22:00:35,677 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-04 22:00:35,677 INFO L138 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-08-04 22:00:35,677 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-04 22:00:35,677 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-04 22:00:35,678 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-04 22:00:35,678 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-08-04 22:00:35,711 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-04 22:00:35,727 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-04 22:00:35,731 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-04 22:00:35,732 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-04 22:00:35,733 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-04 22:00:35,733 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/up.i_4.bpl [2019-08-04 22:00:35,734 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/up.i_4.bpl' [2019-08-04 22:00:35,769 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-04 22:00:35,771 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-04 22:00:35,771 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-08-04 22:00:35,772 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-08-04 22:00:35,772 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-08-04 22:00:35,788 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "up.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.08 10:00:35" (1/1) ... [2019-08-04 22:00:35,796 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "up.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.08 10:00:35" (1/1) ... [2019-08-04 22:00:35,804 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-08-04 22:00:35,805 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-04 22:00:35,805 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-04 22:00:35,805 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-04 22:00:35,815 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "up.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.08 10:00:35" (1/1) ... [2019-08-04 22:00:35,815 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "up.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.08 10:00:35" (1/1) ... [2019-08-04 22:00:35,816 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "up.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.08 10:00:35" (1/1) ... [2019-08-04 22:00:35,816 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "up.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.08 10:00:35" (1/1) ... [2019-08-04 22:00:35,821 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "up.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.08 10:00:35" (1/1) ... [2019-08-04 22:00:35,822 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "up.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.08 10:00:35" (1/1) ... [2019-08-04 22:00:35,823 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "up.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.08 10:00:35" (1/1) ... [2019-08-04 22:00:35,824 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-04 22:00:35,824 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-04 22:00:35,824 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-04 22:00:35,824 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-04 22:00:35,825 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "up.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.08 10:00:35" (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 [2019-08-04 22:00:35,887 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-04 22:00:35,887 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-04 22:00:36,183 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-04 22:00:36,184 INFO L283 CfgBuilder]: Removed 2 assume(true) statements. [2019-08-04 22:00:36,185 INFO L202 PluginConnector]: Adding new model up.i_4.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.08 10:00:36 BoogieIcfgContainer [2019-08-04 22:00:36,185 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-04 22:00:36,186 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2019-08-04 22:00:36,186 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2019-08-04 22:00:36,188 INFO L275 PluginConnector]: Abstract Interpretation initialized [2019-08-04 22:00:36,189 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "up.i_4.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.08 10:00:36" (1/1) ... [2019-08-04 22:00:36,211 INFO L101 FixpointEngine]: Starting fixpoint engine with domain CompoundDomain (maxUnwinding=3, maxParallelStates=2) [2019-08-04 22:00:36,375 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2019-08-04 22:00:36,393 INFO L272 AbstractInterpreter]: Visited 8 different actions 30 times. Merged at 6 different actions 16 times. Widened at 2 different actions 2 times. Performed 242 root evaluator evaluations with a maximum evaluation depth of 4. Performed 242 inverse root evaluator evaluations with a maximum inverse evaluation depth of 4. Found 5 fixpoints after 4 different actions. Largest state had 0 variables. [2019-08-04 22:00:36,394 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2019-08-04 22:00:36,397 INFO L168 Benchmark]: Toolchain (without parser) took 624.95 ms. Allocated memory is still 140.0 MB. Free memory was 106.0 MB in the beginning and 83.8 MB in the end (delta: 22.1 MB). Peak memory consumption was 22.1 MB. Max. memory is 7.1 GB. [2019-08-04 22:00:36,398 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.17 ms. Allocated memory is still 140.0 MB. Free memory is still 106.9 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-08-04 22:00:36,399 INFO L168 Benchmark]: Boogie Procedure Inliner took 33.03 ms. Allocated memory is still 140.0 MB. Free memory was 105.6 MB in the beginning and 104.3 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 7.1 GB. [2019-08-04 22:00:36,401 INFO L168 Benchmark]: Boogie Preprocessor took 18.94 ms. Allocated memory is still 140.0 MB. Free memory was 104.3 MB in the beginning and 103.0 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 7.1 GB. [2019-08-04 22:00:36,402 INFO L168 Benchmark]: RCFGBuilder took 361.14 ms. Allocated memory is still 140.0 MB. Free memory was 103.0 MB in the beginning and 93.2 MB in the end (delta: 9.9 MB). Peak memory consumption was 9.9 MB. Max. memory is 7.1 GB. [2019-08-04 22:00:36,403 INFO L168 Benchmark]: Abstract Interpretation took 208.05 ms. Allocated memory is still 140.0 MB. Free memory was 92.7 MB in the beginning and 83.8 MB in the end (delta: 8.9 MB). Peak memory consumption was 8.9 MB. Max. memory is 7.1 GB. [2019-08-04 22:00:36,411 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 0.17 ms. Allocated memory is still 140.0 MB. Free memory is still 106.9 MB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 33.03 ms. Allocated memory is still 140.0 MB. Free memory was 105.6 MB in the beginning and 104.3 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 18.94 ms. Allocated memory is still 140.0 MB. Free memory was 104.3 MB in the beginning and 103.0 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 361.14 ms. Allocated memory is still 140.0 MB. Free memory was 103.0 MB in the beginning and 93.2 MB in the end (delta: 9.9 MB). Peak memory consumption was 9.9 MB. Max. memory is 7.1 GB. * Abstract Interpretation took 208.05 ms. Allocated memory is still 140.0 MB. Free memory was 92.7 MB in the beginning and 83.8 MB in the end (delta: 8.9 MB). Peak memory consumption was 8.9 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: - UnprovableResult [Line: 66]: Unable to prove that assertion always holds Unable to prove that assertion always holds Reason: abstract domain could reach this error location. Possible FailurePath: [L16] havoc main_#res; [L17] havoc main_#t~nondet0, main_#t~post1, main_#t~post2, main_#t~post3, main_#t~post4, main_~n~5, main_~i~5, main_~k~5, main_~j~5; [L18] havoc main_~n~5; [L19] main_~i~5 := 0; [L20] main_~k~5 := 0; [L21] assume -2147483648 <= main_#t~nondet0 && main_#t~nondet0 <= 2147483647; [L22] main_~n~5 := main_#t~nondet0; [L23] havoc main_#t~nondet0; [L31] assume !(main_~i~5 < main_~n~5); [L32] main_~j~5 := 0; [L45] assume !!(main_~j~5 < main_~n~5); [L46] __VERIFIER_assert_#in~cond := (if main_~k~5 > 0 then 1 else 0); [L47] havoc __VERIFIER_assert_~cond; [L48] __VERIFIER_assert_~cond := __VERIFIER_assert_#in~cond; [L62] assume __VERIFIER_assert_~cond == 0; [L63] assume !false; [L66] assert false; RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...