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_exp_cong.epf -i ../../../trunk/examples/programs/20170304-DifficultPathPrograms/sum_array.i_3.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-299a4a8 [2018-12-04 12:15:39,581 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-04 12:15:39,583 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-04 12:15:39,596 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-04 12:15:39,597 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-04 12:15:39,598 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-04 12:15:39,599 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-04 12:15:39,601 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-04 12:15:39,603 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-04 12:15:39,604 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-04 12:15:39,605 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-04 12:15:39,605 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-04 12:15:39,606 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-04 12:15:39,607 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-04 12:15:39,609 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-04 12:15:39,610 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-04 12:15:39,611 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-04 12:15:39,613 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-04 12:15:39,615 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-04 12:15:39,616 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-04 12:15:39,618 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-04 12:15:39,619 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-04 12:15:39,622 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2018-12-04 12:15:39,631 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/ai/array-bench/reach_32bit_array_compound_exp_cong.epf [2018-12-04 12:15:39,644 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-04 12:15:39,644 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-04 12:15:39,645 INFO L131 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2018-12-04 12:15:39,646 INFO L133 SettingsManager]: * Show backtranslation warnings=false [2018-12-04 12:15:39,646 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-04 12:15:39,646 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-12-04 12:15:39,646 INFO L133 SettingsManager]: * User list type=DISABLED [2018-12-04 12:15:39,646 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-12-04 12:15:39,647 INFO L133 SettingsManager]: * Explicit value domain=true [2018-12-04 12:15:39,647 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-12-04 12:15:39,647 INFO L133 SettingsManager]: * Octagon Domain=false [2018-12-04 12:15:39,647 INFO L133 SettingsManager]: * Abstract domain=ArrayDomain [2018-12-04 12:15:39,647 INFO L133 SettingsManager]: * Log string format=TERM [2018-12-04 12:15:39,648 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-12-04 12:15:39,648 INFO L133 SettingsManager]: * Interval Domain=false [2018-12-04 12:15:39,648 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-04 12:15:39,649 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-04 12:15:39,649 INFO L133 SettingsManager]: * Use SBE=true [2018-12-04 12:15:39,649 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-04 12:15:39,649 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-04 12:15:39,650 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-04 12:15:39,650 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-04 12:15:39,650 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-04 12:15:39,650 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-04 12:15:39,650 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-04 12:15:39,651 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-04 12:15:39,651 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-04 12:15:39,651 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-04 12:15:39,651 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-04 12:15:39,651 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-04 12:15:39,652 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-04 12:15:39,652 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-04 12:15:39,652 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-04 12:15:39,652 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-04 12:15:39,652 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-04 12:15:39,653 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-04 12:15:39,653 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-12-04 12:15:39,653 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-04 12:15:39,653 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-04 12:15:39,653 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-12-04 12:15:39,654 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2018-12-04 12:15:39,683 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-04 12:15:39,696 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-04 12:15:39,700 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-04 12:15:39,702 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-12-04 12:15:39,703 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-12-04 12:15:39,704 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/sum_array.i_3.bpl [2018-12-04 12:15:39,704 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/sum_array.i_3.bpl' [2018-12-04 12:15:39,747 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-04 12:15:39,748 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-12-04 12:15:39,752 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-04 12:15:39,752 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-04 12:15:39,753 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-04 12:15:39,774 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "sum_array.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.12 12:15:39" (1/1) ... [2018-12-04 12:15:39,793 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "sum_array.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.12 12:15:39" (1/1) ... [2018-12-04 12:15:39,804 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-04 12:15:39,805 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-04 12:15:39,805 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-04 12:15:39,806 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-04 12:15:39,820 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "sum_array.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.12 12:15:39" (1/1) ... [2018-12-04 12:15:39,820 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "sum_array.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.12 12:15:39" (1/1) ... [2018-12-04 12:15:39,823 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "sum_array.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.12 12:15:39" (1/1) ... [2018-12-04 12:15:39,823 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "sum_array.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.12 12:15:39" (1/1) ... [2018-12-04 12:15:39,832 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "sum_array.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.12 12:15:39" (1/1) ... [2018-12-04 12:15:39,834 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "sum_array.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.12 12:15:39" (1/1) ... [2018-12-04 12:15:39,836 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "sum_array.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.12 12:15:39" (1/1) ... [2018-12-04 12:15:39,839 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-04 12:15:39,848 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-04 12:15:39,848 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-04 12:15:39,848 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-04 12:15:39,850 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "sum_array.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.12 12:15:39" (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 [2018-12-04 12:15:39,933 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-04 12:15:39,933 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-04 12:15:40,255 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-04 12:15:40,256 INFO L280 CfgBuilder]: Removed 4 assue(true) statements. [2018-12-04 12:15:40,256 INFO L202 PluginConnector]: Adding new model sum_array.i_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.12 12:15:40 BoogieIcfgContainer [2018-12-04 12:15:40,256 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-04 12:15:40,257 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2018-12-04 12:15:40,257 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2018-12-04 12:15:40,257 INFO L276 PluginConnector]: Abstract Interpretation initialized [2018-12-04 12:15:40,258 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "sum_array.i_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.12 12:15:40" (1/1) ... [2018-12-04 12:15:40,298 INFO L101 FixpointEngine]: Starting fixpoint engine with domain ArrayDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-04 12:15:41,906 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-04 12:15:41,930 INFO L272 AbstractInterpreter]: Visited 9 different actions 27 times. Merged at 3 different actions 9 times. Widened at 1 different actions 1 times. Found 12 fixpoints after 6 different actions. Largest state had 0 variables. [2018-12-04 12:15:41,933 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2018-12-04 12:15:41,934 INFO L168 Benchmark]: Toolchain (without parser) took 2186.71 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.3 GB in the end (delta: 114.2 MB). Peak memory consumption was 114.2 MB. Max. memory is 7.1 GB. [2018-12-04 12:15:41,937 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. [2018-12-04 12:15:41,937 INFO L168 Benchmark]: Boogie Procedure Inliner took 52.61 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. [2018-12-04 12:15:41,938 INFO L168 Benchmark]: Boogie Preprocessor took 33.91 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. [2018-12-04 12:15:41,939 INFO L168 Benchmark]: RCFGBuilder took 408.40 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. [2018-12-04 12:15:41,940 INFO L168 Benchmark]: Abstract Interpretation took 1676.09 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.3 GB in the end (delta: 95.1 MB). Peak memory consumption was 95.1 MB. Max. memory is 7.1 GB. [2018-12-04 12:15:41,946 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 52.61 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 33.91 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 408.40 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 1676.09 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.3 GB in the end (delta: 95.1 MB). Peak memory consumption was 95.1 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: - UnprovableResult [Line: 91]: 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~nondet2, main_#t~post1, main_#t~nondet4, main_#t~post3, main_#t~post5, main_#t~post6, main_~M~6, main_~A~6, main_~B~6, main_~C~6, main_~i~6; [L21] main_~M~6 := main_#t~nondet0; [L22] havoc main_#t~nondet0; [L23] havoc main_~A~6; [L24] havoc main_~B~6; [L25] havoc main_~C~6; [L26] havoc main_~i~6; [L27] main_~i~6 := 0; [L35] assume !(main_~i~6 % 4294967296 < main_~M~6 % 4294967296); [L36] main_~i~6 := 0; [L54] assume !(main_~i~6 % 4294967296 < main_~M~6 % 4294967296); [L55] main_~i~6 := 0; [L73] assume !(main_~i~6 % 4294967296 < main_~M~6 % 4294967296); [L74] main_~i~6 := 0; [L76] assume !!(main_~i~6 % 4294967296 < main_~M~6 % 4294967296); [L77] __VERIFIER_assert_#in~cond := (if main_~C~6[main_~i~6 % 4294967296] == main_~A~6[main_~i~6 % 4294967296] + main_~B~6[main_~i~6 % 4294967296] then 1 else 0); [L78] havoc __VERIFIER_assert_~cond; [L79] __VERIFIER_assert_~cond := __VERIFIER_assert_#in~cond; [L80] assume __VERIFIER_assert_~cond == 0; [L81] assume !false; [L91] assert false; RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...