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/20181010-MemSafetyPathprograms/standard_strcpy_original_false-valid-deref.i_7.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-b8c145f [2019-08-05 12:16:57,418 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-05 12:16:57,421 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-05 12:16:57,433 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2019-08-05 12:16:57,466 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-05 12:16:57,467 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-05 12:16:57,468 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-05 12:16:57,469 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-05 12:16:57,470 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-05 12:16:57,470 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-05 12:16:57,471 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-05 12:16:57,471 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... 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[2019-08-05 12:16:57,475 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 12:16:57,488 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-05 12:16:57,489 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-05 12:16:57,490 INFO L136 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2019-08-05 12:16:57,490 INFO L138 SettingsManager]: * Show backtranslation warnings=false [2019-08-05 12:16:57,490 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-08-05 12:16:57,490 INFO L138 SettingsManager]: * User list type=DISABLED [2019-08-05 12:16:57,491 INFO L138 SettingsManager]: * Inline calls to unimplemented procedures=true [2019-08-05 12:16:57,491 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-08-05 12:16:57,491 INFO L138 SettingsManager]: * Explicit value domain=true [2019-08-05 12:16:57,491 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-08-05 12:16:57,491 INFO L138 SettingsManager]: * Octagon Domain=false [2019-08-05 12:16:57,492 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-08-05 12:16:57,492 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-08-05 12:16:57,492 INFO L138 SettingsManager]: * Interval Domain=false [2019-08-05 12:16:57,493 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-05 12:16:57,493 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-05 12:16:57,494 INFO L138 SettingsManager]: * Use SBE=true [2019-08-05 12:16:57,494 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-05 12:16:57,494 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-05 12:16:57,494 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-05 12:16:57,494 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-05 12:16:57,495 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-05 12:16:57,495 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-05 12:16:57,495 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-05 12:16:57,495 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-05 12:16:57,496 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-05 12:16:57,496 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-05 12:16:57,496 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-05 12:16:57,496 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-05 12:16:57,496 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-05 12:16:57,497 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-05 12:16:57,497 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-05 12:16:57,497 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-05 12:16:57,497 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-05 12:16:57,497 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-05 12:16:57,498 INFO L138 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-08-05 12:16:57,498 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-05 12:16:57,498 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-05 12:16:57,498 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-05 12:16:57,498 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-08-05 12:16:57,532 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-05 12:16:57,545 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-05 12:16:57,548 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-05 12:16:57,550 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-05 12:16:57,550 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-05 12:16:57,551 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20181010-MemSafetyPathprograms/standard_strcpy_original_false-valid-deref.i_7.bpl [2019-08-05 12:16:57,552 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20181010-MemSafetyPathprograms/standard_strcpy_original_false-valid-deref.i_7.bpl' [2019-08-05 12:16:57,601 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-05 12:16:57,602 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-05 12:16:57,603 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-08-05 12:16:57,603 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-08-05 12:16:57,604 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-08-05 12:16:57,622 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "standard_strcpy_original_false-valid-deref.i_7.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:16:57" (1/1) ... [2019-08-05 12:16:57,634 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "standard_strcpy_original_false-valid-deref.i_7.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:16:57" (1/1) ... [2019-08-05 12:16:57,643 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-08-05 12:16:57,644 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-05 12:16:57,644 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-05 12:16:57,645 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-05 12:16:57,654 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "standard_strcpy_original_false-valid-deref.i_7.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:16:57" (1/1) ... [2019-08-05 12:16:57,655 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "standard_strcpy_original_false-valid-deref.i_7.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:16:57" (1/1) ... [2019-08-05 12:16:57,657 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "standard_strcpy_original_false-valid-deref.i_7.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:16:57" (1/1) ... [2019-08-05 12:16:57,657 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "standard_strcpy_original_false-valid-deref.i_7.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:16:57" (1/1) ... [2019-08-05 12:16:57,663 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "standard_strcpy_original_false-valid-deref.i_7.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:16:57" (1/1) ... [2019-08-05 12:16:57,665 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "standard_strcpy_original_false-valid-deref.i_7.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:16:57" (1/1) ... [2019-08-05 12:16:57,666 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "standard_strcpy_original_false-valid-deref.i_7.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:16:57" (1/1) ... [2019-08-05 12:16:57,668 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-05 12:16:57,669 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-05 12:16:57,669 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-05 12:16:57,669 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-05 12:16:57,670 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "standard_strcpy_original_false-valid-deref.i_7.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:16:57" (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 12:16:57,746 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2019-08-05 12:16:57,747 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-05 12:16:57,747 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-05 12:16:58,060 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-05 12:16:58,060 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-05 12:16:58,062 INFO L202 PluginConnector]: Adding new model standard_strcpy_original_false-valid-deref.i_7.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 12:16:58 BoogieIcfgContainer [2019-08-05 12:16:58,062 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-05 12:16:58,063 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2019-08-05 12:16:58,064 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2019-08-05 12:16:58,064 INFO L275 PluginConnector]: Abstract Interpretation initialized [2019-08-05 12:16:58,065 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "standard_strcpy_original_false-valid-deref.i_7.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 12:16:58" (1/1) ... [2019-08-05 12:16:58,119 INFO L101 FixpointEngine]: Starting fixpoint engine with domain CompoundDomain (maxUnwinding=3, maxParallelStates=2) [2019-08-05 12:16:58,372 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2019-08-05 12:16:58,392 INFO L272 AbstractInterpreter]: Visited 6 different actions 21 times. Merged at 4 different actions 12 times. Widened at 1 different actions 1 times. Performed 442 root evaluator evaluations with a maximum evaluation depth of 3. Performed 442 inverse root evaluator evaluations with a maximum inverse evaluation depth of 3. Found 1 fixpoints after 1 different actions. Largest state had 0 variables. [2019-08-05 12:16:58,392 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2019-08-05 12:16:58,396 INFO L168 Benchmark]: Toolchain (without parser) took 792.29 ms. Allocated memory is still 139.5 MB. Free memory was 105.2 MB in the beginning and 78.6 MB in the end (delta: 26.6 MB). Peak memory consumption was 26.6 MB. Max. memory is 7.1 GB. [2019-08-05 12:16:58,397 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.22 ms. Allocated memory is still 139.5 MB. Free memory is still 106.5 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-08-05 12:16:58,398 INFO L168 Benchmark]: Boogie Procedure Inliner took 40.61 ms. Allocated memory is still 139.5 MB. Free memory was 105.2 MB in the beginning and 103.5 MB in the end (delta: 1.7 MB). Peak memory consumption was 1.7 MB. Max. memory is 7.1 GB. [2019-08-05 12:16:58,400 INFO L168 Benchmark]: Boogie Preprocessor took 23.93 ms. Allocated memory is still 139.5 MB. Free memory was 103.5 MB in the beginning and 102.2 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 7.1 GB. [2019-08-05 12:16:58,401 INFO L168 Benchmark]: RCFGBuilder took 393.92 ms. Allocated memory is still 139.5 MB. Free memory was 102.2 MB in the beginning and 90.5 MB in the end (delta: 11.7 MB). Peak memory consumption was 11.7 MB. Max. memory is 7.1 GB. [2019-08-05 12:16:58,402 INFO L168 Benchmark]: Abstract Interpretation took 329.26 ms. Allocated memory is still 139.5 MB. Free memory was 90.5 MB in the beginning and 78.6 MB in the end (delta: 11.9 MB). Peak memory consumption was 11.9 MB. Max. memory is 7.1 GB. [2019-08-05 12:16:58,411 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 0.22 ms. Allocated memory is still 139.5 MB. Free memory is still 106.5 MB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 40.61 ms. Allocated memory is still 139.5 MB. Free memory was 105.2 MB in the beginning and 103.5 MB in the end (delta: 1.7 MB). Peak memory consumption was 1.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 23.93 ms. Allocated memory is still 139.5 MB. Free memory was 103.5 MB in the beginning and 102.2 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 393.92 ms. Allocated memory is still 139.5 MB. Free memory was 102.2 MB in the beginning and 90.5 MB in the end (delta: 11.7 MB). Peak memory consumption was 11.7 MB. Max. memory is 7.1 GB. * Abstract Interpretation took 329.26 ms. Allocated memory is still 139.5 MB. Free memory was 90.5 MB in the beginning and 78.6 MB in the end (delta: 11.9 MB). Peak memory consumption was 11.9 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: - UnprovableResult [Line: 107]: Unable to prove that assertion always holds Unable to prove that assertion always holds Reason: abstract domain could reach this error location. Possible FailurePath: [L42] #NULL.offset, #NULL.base := 0, 0; [L43] #valid := #valid[0 := 0]; [L44] main_old_#valid := #valid; [L45] havoc main_#res; [L46] havoc main_~#src~0.offset, main_~#dst~0.offset, main_~#src~0.base, main_#t~mem2, main_#t~mem1, main_#t~mem0, main_~i~0, main_~#dst~0.base, main_#t~mem4, main_#t~mem3; [L47] #Ultimate.alloc_old_#valid, #Ultimate.alloc_old_#length := #valid, #length; [L48] #Ultimate.alloc_~size := 400000; [L49] havoc #Ultimate.alloc_#res.offset, #Ultimate.alloc_#res.base; [L50] havoc #valid, #length; [L51] assume 0 == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base]; [L52] assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1] == #valid; [L53] assume #Ultimate.alloc_#res.offset == 0; [L54] assume !(0 == #Ultimate.alloc_#res.base); [L55] assume #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size] == #length; [L56] main_~#src~0.offset, main_~#src~0.base := #Ultimate.alloc_#res.offset, #Ultimate.alloc_#res.base; [L57] #Ultimate.alloc_old_#valid, #Ultimate.alloc_old_#length := #valid, #length; [L58] #Ultimate.alloc_~size := 400000; [L59] havoc #Ultimate.alloc_#res.offset, #Ultimate.alloc_#res.base; [L60] havoc #valid, #length; [L61] assume 0 == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base]; [L62] assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1]; [L63] assume #Ultimate.alloc_#res.offset == 0; [L64] assume !(0 == #Ultimate.alloc_#res.base); [L65] assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size]; [L66] main_~#dst~0.offset, main_~#dst~0.base := #Ultimate.alloc_#res.offset, #Ultimate.alloc_#res.base; [L67] main_~i~0 := 0; [L70] read~int_#ptr.base, read~int_#ptr.offset, read~int_#sizeOfReadType := main_~#src~0.base, main_~#src~0.offset + 4 * main_~i~0, 4; [L71] assume 1 == #valid[read~int_#ptr.base]; [L76] assume !(read~int_#ptr.offset + read~int_#sizeOfReadType <= #length[read~int_#ptr.base]) || !(0 <= read~int_#ptr.offset); [L107] assert false; RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...