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/optional_data_creation_test04_true-valid-memsafety.i_25.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-b8c145f [2019-08-05 12:16:42,420 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-05 12:16:42,422 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-05 12:16:42,440 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-05 12:16:42,440 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-05 12:16:42,441 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-05 12:16:42,443 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-05 12:16:42,444 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-05 12:16:42,446 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-05 12:16:42,447 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-05 12:16:42,448 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-05 12:16:42,448 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... 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[2019-08-05 12:16:42,468 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-05 12:16:42,469 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-05 12:16:42,470 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-05 12:16:42,470 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-05 12:16:42,472 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-05 12:16:42,472 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-05 12:16:42,473 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-05 12:16:42,473 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... 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[2019-08-05 12:16:42,477 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 12:16:42,498 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-05 12:16:42,499 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-05 12:16:42,500 INFO L136 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2019-08-05 12:16:42,500 INFO L138 SettingsManager]: * Show backtranslation warnings=false [2019-08-05 12:16:42,501 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-08-05 12:16:42,501 INFO L138 SettingsManager]: * User list type=DISABLED [2019-08-05 12:16:42,501 INFO L138 SettingsManager]: * Inline calls to unimplemented procedures=true [2019-08-05 12:16:42,501 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-08-05 12:16:42,501 INFO L138 SettingsManager]: * Explicit value domain=true [2019-08-05 12:16:42,502 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-08-05 12:16:42,502 INFO L138 SettingsManager]: * Octagon Domain=false [2019-08-05 12:16:42,502 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-08-05 12:16:42,502 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-08-05 12:16:42,502 INFO L138 SettingsManager]: * Interval Domain=false [2019-08-05 12:16:42,505 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-05 12:16:42,505 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-05 12:16:42,505 INFO L138 SettingsManager]: * Use SBE=true [2019-08-05 12:16:42,506 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-05 12:16:42,506 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-05 12:16:42,506 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-05 12:16:42,506 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-05 12:16:42,506 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-05 12:16:42,507 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-05 12:16:42,507 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-05 12:16:42,507 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-05 12:16:42,507 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-05 12:16:42,507 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-05 12:16:42,508 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-05 12:16:42,508 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-05 12:16:42,509 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-05 12:16:42,509 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-05 12:16:42,509 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-05 12:16:42,509 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-05 12:16:42,510 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-05 12:16:42,510 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-05 12:16:42,510 INFO L138 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-08-05 12:16:42,511 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-05 12:16:42,511 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-05 12:16:42,511 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-05 12:16:42,511 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-08-05 12:16:42,566 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-05 12:16:42,582 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-05 12:16:42,586 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-05 12:16:42,587 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-05 12:16:42,587 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-05 12:16:42,588 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20181010-MemSafetyPathprograms/optional_data_creation_test04_true-valid-memsafety.i_25.bpl [2019-08-05 12:16:42,588 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20181010-MemSafetyPathprograms/optional_data_creation_test04_true-valid-memsafety.i_25.bpl' [2019-08-05 12:16:42,665 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-05 12:16:42,668 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-05 12:16:42,668 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-08-05 12:16:42,669 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-08-05 12:16:42,669 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-08-05 12:16:42,686 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "optional_data_creation_test04_true-valid-memsafety.i_25.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:16:42" (1/1) ... [2019-08-05 12:16:42,705 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "optional_data_creation_test04_true-valid-memsafety.i_25.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:16:42" (1/1) ... [2019-08-05 12:16:42,715 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-08-05 12:16:42,716 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-05 12:16:42,716 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-05 12:16:42,717 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-05 12:16:42,727 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "optional_data_creation_test04_true-valid-memsafety.i_25.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:16:42" (1/1) ... [2019-08-05 12:16:42,728 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "optional_data_creation_test04_true-valid-memsafety.i_25.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:16:42" (1/1) ... [2019-08-05 12:16:42,740 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "optional_data_creation_test04_true-valid-memsafety.i_25.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:16:42" (1/1) ... [2019-08-05 12:16:42,740 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "optional_data_creation_test04_true-valid-memsafety.i_25.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:16:42" (1/1) ... [2019-08-05 12:16:42,750 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "optional_data_creation_test04_true-valid-memsafety.i_25.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:16:42" (1/1) ... [2019-08-05 12:16:42,752 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "optional_data_creation_test04_true-valid-memsafety.i_25.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:16:42" (1/1) ... [2019-08-05 12:16:42,754 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "optional_data_creation_test04_true-valid-memsafety.i_25.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:16:42" (1/1) ... [2019-08-05 12:16:42,761 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-05 12:16:42,762 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-05 12:16:42,762 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-05 12:16:42,762 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-05 12:16:42,766 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "optional_data_creation_test04_true-valid-memsafety.i_25.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:16:42" (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 12:16:42,822 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2019-08-05 12:16:42,822 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-05 12:16:42,823 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-05 12:16:43,195 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-05 12:16:43,196 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-05 12:16:43,197 INFO L202 PluginConnector]: Adding new model optional_data_creation_test04_true-valid-memsafety.i_25.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 12:16:43 BoogieIcfgContainer [2019-08-05 12:16:43,197 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-05 12:16:43,198 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2019-08-05 12:16:43,198 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2019-08-05 12:16:43,199 INFO L275 PluginConnector]: Abstract Interpretation initialized [2019-08-05 12:16:43,200 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "optional_data_creation_test04_true-valid-memsafety.i_25.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 12:16:43" (1/1) ... [2019-08-05 12:16:43,231 INFO L101 FixpointEngine]: Starting fixpoint engine with domain CompoundDomain (maxUnwinding=3, maxParallelStates=2) [2019-08-05 12:16:43,501 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2019-08-05 12:16:43,521 INFO L272 AbstractInterpreter]: Visited 6 different actions 11 times. Merged at 4 different actions 4 times. Never widened. Performed 506 root evaluator evaluations with a maximum evaluation depth of 3. Performed 506 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 12:16:43,522 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2019-08-05 12:16:43,525 INFO L168 Benchmark]: Toolchain (without parser) took 856.56 ms. Allocated memory is still 140.5 MB. Free memory was 106.0 MB in the beginning and 70.6 MB in the end (delta: 35.4 MB). Peak memory consumption was 35.4 MB. Max. memory is 7.1 GB. [2019-08-05 12:16:43,526 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.18 ms. Allocated memory is still 140.5 MB. Free memory was 107.8 MB in the beginning and 107.6 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. [2019-08-05 12:16:43,527 INFO L168 Benchmark]: Boogie Procedure Inliner took 47.68 ms. Allocated memory is still 140.5 MB. Free memory was 106.0 MB in the beginning and 104.2 MB in the end (delta: 1.8 MB). Peak memory consumption was 1.8 MB. Max. memory is 7.1 GB. [2019-08-05 12:16:43,529 INFO L168 Benchmark]: Boogie Preprocessor took 45.36 ms. Allocated memory is still 140.5 MB. Free memory was 104.2 MB in the beginning and 102.7 MB in the end (delta: 1.5 MB). Peak memory consumption was 1.5 MB. Max. memory is 7.1 GB. [2019-08-05 12:16:43,530 INFO L168 Benchmark]: RCFGBuilder took 435.31 ms. Allocated memory is still 140.5 MB. Free memory was 102.7 MB in the beginning and 87.1 MB in the end (delta: 15.6 MB). Peak memory consumption was 15.6 MB. Max. memory is 7.1 GB. [2019-08-05 12:16:43,531 INFO L168 Benchmark]: Abstract Interpretation took 323.65 ms. Allocated memory is still 140.5 MB. Free memory was 86.9 MB in the beginning and 70.6 MB in the end (delta: 16.2 MB). Peak memory consumption was 16.2 MB. Max. memory is 7.1 GB. [2019-08-05 12:16:43,536 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 0.18 ms. Allocated memory is still 140.5 MB. Free memory was 107.8 MB in the beginning and 107.6 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 47.68 ms. Allocated memory is still 140.5 MB. Free memory was 106.0 MB in the beginning and 104.2 MB in the end (delta: 1.8 MB). Peak memory consumption was 1.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 45.36 ms. Allocated memory is still 140.5 MB. Free memory was 104.2 MB in the beginning and 102.7 MB in the end (delta: 1.5 MB). Peak memory consumption was 1.5 MB. Max. memory is 7.1 GB. * RCFGBuilder took 435.31 ms. Allocated memory is still 140.5 MB. Free memory was 102.7 MB in the beginning and 87.1 MB in the end (delta: 15.6 MB). Peak memory consumption was 15.6 MB. Max. memory is 7.1 GB. * Abstract Interpretation took 323.65 ms. Allocated memory is still 140.5 MB. Free memory was 86.9 MB in the beginning and 70.6 MB in the end (delta: 16.2 MB). Peak memory consumption was 16.2 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: - UnprovableResult [Line: 179]: Unable to prove that assertion always holds Unable to prove that assertion always holds Reason: abstract domain could reach this error location. Possible FailurePath: [L86] #NULL.offset, #NULL.base := 0, 0; [L87] #valid := #valid[0 := 0]; [L88] main_old_#valid := #valid; [L89] havoc main_#res; [L90] havoc main_#t~mem21.offset, main_#t~mem17.offset, main_#t~mem20.base, main_#t~mem21.base, main_~next~0.offset, main_~#list~0.offset, main_#t~mem16.offset, main_#t~mem17.base, main_#t~mem18.base, main_#t~mem19.base, main_#t~mem19.offset, main_#t~nondet15, main_#t~mem20.offset, main_~next~0.base, main_#t~mem16.base, main_~#list~0.base, main_~dataNotFinished~0, main_#t~mem18.offset; [L91] #Ultimate.alloc_old_#valid, #Ultimate.alloc_old_#length := #valid, #length; [L92] #Ultimate.alloc_~size := 4; [L93] havoc #Ultimate.alloc_#res.offset, #Ultimate.alloc_#res.base; [L94] havoc #valid, #length; [L95] assume 0 == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base]; [L96] assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1] == #valid; [L97] assume #Ultimate.alloc_#res.offset == 0; [L98] assume !(0 == #Ultimate.alloc_#res.base); [L99] assume #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size] == #length; [L100] main_~#list~0.offset, main_~#list~0.base := #Ultimate.alloc_#res.offset, #Ultimate.alloc_#res.base; [L101] write~$Pointer$_old_#memory_$Pointer$.base, write~$Pointer$_old_#memory_$Pointer$.offset, write~$Pointer$_old_#memory_int := #memory_$Pointer$.base, #memory_$Pointer$.offset, #memory_int; [L102] write~$Pointer$_#value.base, write~$Pointer$_#ptr.offset, write~$Pointer$_#sizeOfWrittenType, write~$Pointer$_#value.offset, write~$Pointer$_#ptr.base := 0, main_~#list~0.offset, 4, 0, main_~#list~0.base; [L103] assume 1 == #valid[write~$Pointer$_#ptr.base]; [L104] assume write~$Pointer$_#sizeOfWrittenType + write~$Pointer$_#ptr.offset <= #length[write~$Pointer$_#ptr.base] && 0 <= write~$Pointer$_#ptr.offset; [L105] assume 1 == #valid[write~$Pointer$_#ptr.base]; [L106] assume write~$Pointer$_#sizeOfWrittenType + write~$Pointer$_#ptr.offset <= #length[write~$Pointer$_#ptr.base] && 0 <= write~$Pointer$_#ptr.offset; [L107] havoc #memory_$Pointer$.base, #memory_$Pointer$.offset; [L108] assume (#memory_$Pointer$.offset == write~$Pointer$_old_#memory_$Pointer$.offset[write~$Pointer$_#ptr.base := write~$Pointer$_old_#memory_$Pointer$.offset[write~$Pointer$_#ptr.base][write~$Pointer$_#ptr.offset := write~$Pointer$_#value.offset]] && #memory_$Pointer$.base == write~$Pointer$_old_#memory_$Pointer$.base[write~$Pointer$_#ptr.base := write~$Pointer$_old_#memory_$Pointer$.base[write~$Pointer$_#ptr.base][write~$Pointer$_#ptr.offset := write~$Pointer$_#value.base]]) && #memory_int == write~$Pointer$_old_#memory_int[write~$Pointer$_#ptr.base := write~$Pointer$_old_#memory_int[write~$Pointer$_#ptr.base][write~$Pointer$_#ptr.offset := #memory_int[write~$Pointer$_#ptr.base][write~$Pointer$_#ptr.offset]]]; [L109] main_~dataNotFinished~0 := 0; [L112] append_#in~pointerToList.offset, append_#in~pointerToList.base := main_~#list~0.offset, main_~#list~0.base; [L113] havoc append_#t~mem13.offset, append_#t~malloc12.base, append_~pointerToList.base, append_~pointerToList.offset, append_~node~0.base, append_#t~ret14.offset, append_#t~malloc12.offset, append_~node~0.offset, append_#t~mem13.base, append_#t~ret14.base; [L114] append_~pointerToList.base, append_~pointerToList.offset := append_#in~pointerToList.base, append_#in~pointerToList.offset; [L115] #Ultimate.alloc_old_#valid, #Ultimate.alloc_old_#length := #valid, #length; [L116] #Ultimate.alloc_~size := 8; [L117] havoc #Ultimate.alloc_#res.offset, #Ultimate.alloc_#res.base; [L118] havoc #valid, #length; [L119] assume 0 == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base]; [L120] assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1]; [L121] assume #Ultimate.alloc_#res.offset == 0; [L122] assume !(0 == #Ultimate.alloc_#res.base); [L123] assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size]; [L124] append_#t~malloc12.base, append_#t~malloc12.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset; [L125] append_~node~0.base, append_~node~0.offset := append_#t~malloc12.base, append_#t~malloc12.offset; [L126] read~$Pointer$_#ptr.base, read~$Pointer$_#sizeOfReadType, read~$Pointer$_#ptr.offset := append_~pointerToList.base, 4, append_~pointerToList.offset; [L127] assume #valid[read~$Pointer$_#ptr.base] == 1; [L132] assume !(read~$Pointer$_#sizeOfReadType + read~$Pointer$_#ptr.offset <= #length[read~$Pointer$_#ptr.base]) || !(0 <= read~$Pointer$_#ptr.offset); [L179] assert false; RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...