java -ea -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/20170304-DifficultPathPrograms/sum_array.i_3.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-0302a3f [2019-02-27 13:43:43,090 INFO L170 SettingsManager]: Resetting all preferences to default values... [2019-02-27 13:43:43,092 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2019-02-27 13:43:43,104 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-02-27 13:43:43,105 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-02-27 13:43:43,106 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-02-27 13:43:43,107 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-02-27 13:43:43,109 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2019-02-27 13:43:43,111 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-02-27 13:43:43,112 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-02-27 13:43:43,113 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-02-27 13:43:43,113 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-02-27 13:43:43,114 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-02-27 13:43:43,115 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-02-27 13:43:43,116 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-02-27 13:43:43,117 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-02-27 13:43:43,118 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-02-27 13:43:43,120 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-02-27 13:43:43,122 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2019-02-27 13:43:43,123 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-02-27 13:43:43,124 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-02-27 13:43:43,125 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-02-27 13:43:43,128 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-02-27 13:43:43,128 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-02-27 13:43:43,128 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-02-27 13:43:43,129 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-02-27 13:43:43,130 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-02-27 13:43:43,131 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-02-27 13:43:43,132 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2019-02-27 13:43:43,133 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-02-27 13:43:43,133 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2019-02-27 13:43:43,134 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-02-27 13:43:43,134 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-02-27 13:43:43,135 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2019-02-27 13:43:43,135 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2019-02-27 13:43:43,136 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2019-02-27 13:43:43,136 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 [2019-02-27 13:43:43,153 INFO L110 SettingsManager]: Loading preferences was successful [2019-02-27 13:43:43,154 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2019-02-27 13:43:43,154 INFO L131 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2019-02-27 13:43:43,155 INFO L133 SettingsManager]: * Show backtranslation warnings=false [2019-02-27 13:43:43,155 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-02-27 13:43:43,155 INFO L133 SettingsManager]: * User list type=DISABLED [2019-02-27 13:43:43,155 INFO L133 SettingsManager]: * Inline calls to unimplemented procedures=true [2019-02-27 13:43:43,155 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-02-27 13:43:43,156 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-02-27 13:43:43,156 INFO L133 SettingsManager]: * Abstract domain=ArrayDomain [2019-02-27 13:43:43,156 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-02-27 13:43:43,156 INFO L133 SettingsManager]: * Interval Domain=false [2019-02-27 13:43:43,157 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-02-27 13:43:43,157 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2019-02-27 13:43:43,157 INFO L133 SettingsManager]: * Use SBE=true [2019-02-27 13:43:43,157 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-02-27 13:43:43,158 INFO L133 SettingsManager]: * sizeof long=4 [2019-02-27 13:43:43,158 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2019-02-27 13:43:43,158 INFO L133 SettingsManager]: * sizeof POINTER=4 [2019-02-27 13:43:43,158 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2019-02-27 13:43:43,158 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-02-27 13:43:43,158 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-02-27 13:43:43,159 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-02-27 13:43:43,159 INFO L133 SettingsManager]: * sizeof long double=12 [2019-02-27 13:43:43,159 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2019-02-27 13:43:43,159 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-02-27 13:43:43,159 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-02-27 13:43:43,160 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-02-27 13:43:43,160 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2019-02-27 13:43:43,160 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-02-27 13:43:43,160 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-02-27 13:43:43,160 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-02-27 13:43:43,161 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-02-27 13:43:43,161 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-02-27 13:43:43,161 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-02-27 13:43:43,161 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-02-27 13:43:43,161 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-02-27 13:43:43,162 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-02-27 13:43:43,193 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-02-27 13:43:43,207 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-02-27 13:43:43,212 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-02-27 13:43:43,214 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-02-27 13:43:43,214 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2019-02-27 13:43:43,215 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/sum_array.i_3.bpl [2019-02-27 13:43:43,215 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/sum_array.i_3.bpl' [2019-02-27 13:43:43,279 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-02-27 13:43:43,281 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-02-27 13:43:43,283 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-02-27 13:43:43,283 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-02-27 13:43:43,283 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2019-02-27 13:43:43,300 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 27.02 01:43:43" (1/1) ... [2019-02-27 13:43:43,313 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 27.02 01:43:43" (1/1) ... [2019-02-27 13:43:43,322 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-02-27 13:43:43,323 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-02-27 13:43:43,323 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-02-27 13:43:43,323 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2019-02-27 13:43:43,335 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 27.02 01:43:43" (1/1) ... [2019-02-27 13:43:43,335 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 27.02 01:43:43" (1/1) ... [2019-02-27 13:43:43,337 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 27.02 01:43:43" (1/1) ... [2019-02-27 13:43:43,338 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 27.02 01:43:43" (1/1) ... [2019-02-27 13:43:43,342 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 27.02 01:43:43" (1/1) ... [2019-02-27 13:43:43,345 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 27.02 01:43:43" (1/1) ... [2019-02-27 13:43:43,346 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 27.02 01:43:43" (1/1) ... [2019-02-27 13:43:43,347 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-02-27 13:43:43,348 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-02-27 13:43:43,348 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-02-27 13:43:43,348 INFO L276 PluginConnector]: RCFGBuilder initialized [2019-02-27 13:43:43,349 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "sum_array.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 27.02 01:43:43" (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 [2019-02-27 13:43:43,417 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-02-27 13:43:43,417 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-02-27 13:43:44,038 INFO L281 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-02-27 13:43:44,039 INFO L286 CfgBuilder]: Removed 4 assue(true) statements. [2019-02-27 13:43:44,040 INFO L202 PluginConnector]: Adding new model sum_array.i_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.02 01:43:44 BoogieIcfgContainer [2019-02-27 13:43:44,040 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-02-27 13:43:44,041 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2019-02-27 13:43:44,041 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2019-02-27 13:43:44,041 INFO L276 PluginConnector]: Abstract Interpretation initialized [2019-02-27 13:43:44,043 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 27.02 01:43:44" (1/1) ... [2019-02-27 13:43:44,090 INFO L101 FixpointEngine]: Starting fixpoint engine with domain ArrayDomain (maxUnwinding=3, maxParallelStates=2) [2019-02-27 13:43:44,304 WARN L79 EvaluatorLogger]: Possible loss of precision. Operator ARITHMOD has no precise implementation. [2019-02-27 13:44:51,570 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2019-02-27 13:44:51,586 INFO L272 AbstractInterpreter]: Visited 9 different actions 75 times. Merged at 3 different actions 33 times. Widened at 3 different actions 24 times. Found 36 fixpoints after 6 different actions. Largest state had 0 variables. [2019-02-27 13:44:51,588 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2019-02-27 13:44:51,589 INFO L168 Benchmark]: Toolchain (without parser) took 68309.45 ms. Allocated memory was 137.9 MB in the beginning and 725.1 MB in the end (delta: 587.2 MB). Free memory was 105.3 MB in the beginning and 370.2 MB in the end (delta: -264.9 MB). Peak memory consumption was 322.3 MB. Max. memory is 7.1 GB. [2019-02-27 13:44:51,591 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.17 ms. Allocated memory is still 137.9 MB. Free memory is still 106.7 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-02-27 13:44:51,592 INFO L168 Benchmark]: Boogie Procedure Inliner took 40.00 ms. Allocated memory is still 137.9 MB. Free memory was 105.1 MB in the beginning and 103.3 MB in the end (delta: 1.7 MB). Peak memory consumption was 1.7 MB. Max. memory is 7.1 GB. [2019-02-27 13:44:51,593 INFO L168 Benchmark]: Boogie Preprocessor took 24.41 ms. Allocated memory is still 137.9 MB. Free memory was 103.3 MB in the beginning and 102.2 MB in the end (delta: 1.1 MB). Peak memory consumption was 1.1 MB. Max. memory is 7.1 GB. [2019-02-27 13:44:51,594 INFO L168 Benchmark]: RCFGBuilder took 692.36 ms. Allocated memory is still 137.9 MB. Free memory was 102.2 MB in the beginning and 88.4 MB in the end (delta: 13.9 MB). Peak memory consumption was 13.9 MB. Max. memory is 7.1 GB. [2019-02-27 13:44:51,595 INFO L168 Benchmark]: Abstract Interpretation took 67547.35 ms. Allocated memory was 137.9 MB in the beginning and 725.1 MB in the end (delta: 587.2 MB). Free memory was 88.4 MB in the beginning and 370.2 MB in the end (delta: -281.8 MB). Peak memory consumption was 305.4 MB. Max. memory is 7.1 GB. [2019-02-27 13:44:51,599 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - GenericResult: Assertions are enabled Assertions are enabled - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.17 ms. Allocated memory is still 137.9 MB. Free memory is still 106.7 MB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 40.00 ms. Allocated memory is still 137.9 MB. Free memory was 105.1 MB in the beginning and 103.3 MB in the end (delta: 1.7 MB). Peak memory consumption was 1.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 24.41 ms. Allocated memory is still 137.9 MB. Free memory was 103.3 MB in the beginning and 102.2 MB in the end (delta: 1.1 MB). Peak memory consumption was 1.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 692.36 ms. Allocated memory is still 137.9 MB. Free memory was 102.2 MB in the beginning and 88.4 MB in the end (delta: 13.9 MB). Peak memory consumption was 13.9 MB. Max. memory is 7.1 GB. * Abstract Interpretation took 67547.35 ms. Allocated memory was 137.9 MB in the beginning and 725.1 MB in the end (delta: 587.2 MB). Free memory was 88.4 MB in the beginning and 370.2 MB in the end (delta: -281.8 MB). Peak memory consumption was 305.4 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...