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/sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i_26.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-b8c145f [2019-08-05 12:17:10,205 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-05 12:17:10,210 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-05 12:17:10,226 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2019-08-05 12:17:10,240 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-05 12:17:10,242 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-05 12:17:10,244 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-05 12:17:10,251 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-05 12:17:10,252 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-05 12:17:10,256 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-05 12:17:10,260 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-05 12:17:10,264 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-05 12:17:10,266 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-05 12:17:10,267 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-05 12:17:10,269 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-05 12:17:10,271 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-05 12:17:10,273 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-08-05 12:17:10,278 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-05 12:17:10,279 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-05 12:17:10,280 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-05 12:17:10,281 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-05 12:17:10,283 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-05 12:17:10,284 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-05 12:17:10,285 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-05 12:17:10,285 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... 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[2019-08-05 12:17:10,289 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 12:17:10,313 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-05 12:17:10,313 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-05 12:17:10,315 INFO L136 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2019-08-05 12:17:10,316 INFO L138 SettingsManager]: * Show backtranslation warnings=false [2019-08-05 12:17:10,316 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-08-05 12:17:10,316 INFO L138 SettingsManager]: * User list type=DISABLED [2019-08-05 12:17:10,316 INFO L138 SettingsManager]: * Inline calls to unimplemented procedures=true [2019-08-05 12:17:10,316 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-08-05 12:17:10,317 INFO L138 SettingsManager]: * Explicit value domain=true [2019-08-05 12:17:10,317 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-08-05 12:17:10,317 INFO L138 SettingsManager]: * Octagon Domain=false [2019-08-05 12:17:10,317 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-08-05 12:17:10,318 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-08-05 12:17:10,318 INFO L138 SettingsManager]: * Interval Domain=false [2019-08-05 12:17:10,319 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-05 12:17:10,319 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-05 12:17:10,321 INFO L138 SettingsManager]: * Use SBE=true [2019-08-05 12:17:10,321 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-05 12:17:10,321 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-05 12:17:10,321 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-05 12:17:10,322 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-05 12:17:10,322 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-05 12:17:10,322 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-05 12:17:10,322 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-05 12:17:10,323 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-05 12:17:10,323 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-05 12:17:10,323 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-05 12:17:10,323 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-05 12:17:10,324 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-05 12:17:10,324 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-05 12:17:10,324 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-05 12:17:10,324 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-05 12:17:10,325 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-05 12:17:10,325 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-05 12:17:10,325 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-05 12:17:10,325 INFO L138 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-08-05 12:17:10,325 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-05 12:17:10,326 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-05 12:17:10,326 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-05 12:17:10,326 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-08-05 12:17:10,375 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-05 12:17:10,393 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-05 12:17:10,398 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-05 12:17:10,401 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-05 12:17:10,402 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-05 12:17:10,403 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20181010-MemSafetyPathprograms/sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i_26.bpl [2019-08-05 12:17:10,403 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20181010-MemSafetyPathprograms/sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i_26.bpl' [2019-08-05 12:17:10,456 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-05 12:17:10,458 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-05 12:17:10,459 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-08-05 12:17:10,459 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-08-05 12:17:10,459 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-08-05 12:17:10,476 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i_26.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:17:10" (1/1) ... [2019-08-05 12:17:10,492 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i_26.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:17:10" (1/1) ... [2019-08-05 12:17:10,501 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-08-05 12:17:10,502 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-05 12:17:10,502 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-05 12:17:10,503 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-05 12:17:10,514 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i_26.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:17:10" (1/1) ... [2019-08-05 12:17:10,515 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i_26.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:17:10" (1/1) ... [2019-08-05 12:17:10,519 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i_26.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:17:10" (1/1) ... [2019-08-05 12:17:10,519 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i_26.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:17:10" (1/1) ... [2019-08-05 12:17:10,527 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i_26.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:17:10" (1/1) ... [2019-08-05 12:17:10,529 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i_26.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:17:10" (1/1) ... [2019-08-05 12:17:10,531 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i_26.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:17:10" (1/1) ... [2019-08-05 12:17:10,535 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-05 12:17:10,535 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-05 12:17:10,536 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-05 12:17:10,536 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-05 12:17:10,537 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i_26.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:17:10" (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 12:17:10,616 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2019-08-05 12:17:10,616 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-05 12:17:10,616 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-05 12:17:11,044 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-05 12:17:11,045 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-05 12:17:11,046 INFO L202 PluginConnector]: Adding new model sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i_26.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 12:17:11 BoogieIcfgContainer [2019-08-05 12:17:11,047 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-05 12:17:11,048 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2019-08-05 12:17:11,048 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2019-08-05 12:17:11,048 INFO L275 PluginConnector]: Abstract Interpretation initialized [2019-08-05 12:17:11,049 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i_26.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 12:17:11" (1/1) ... [2019-08-05 12:17:11,085 INFO L101 FixpointEngine]: Starting fixpoint engine with domain CompoundDomain (maxUnwinding=3, maxParallelStates=2) [2019-08-05 12:17:11,367 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2019-08-05 12:17:11,394 INFO L272 AbstractInterpreter]: Visited 6 different actions 16 times. Merged at 4 different actions 8 times. Never widened. Performed 416 root evaluator evaluations with a maximum evaluation depth of 3. Performed 416 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 12:17:11,394 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2019-08-05 12:17:11,398 INFO L168 Benchmark]: Toolchain (without parser) took 938.43 ms. Allocated memory is still 139.5 MB. Free memory was 104.7 MB in the beginning and 70.9 MB in the end (delta: 33.8 MB). Peak memory consumption was 33.8 MB. Max. memory is 7.1 GB. [2019-08-05 12:17:11,399 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.13 ms. Allocated memory is still 139.5 MB. Free memory is still 106.4 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-08-05 12:17:11,400 INFO L168 Benchmark]: Boogie Procedure Inliner took 43.25 ms. Allocated memory is still 139.5 MB. Free memory was 104.7 MB in the beginning and 102.9 MB in the end (delta: 1.8 MB). Peak memory consumption was 1.8 MB. Max. memory is 7.1 GB. [2019-08-05 12:17:11,402 INFO L168 Benchmark]: Boogie Preprocessor took 32.81 ms. Allocated memory is still 139.5 MB. Free memory was 102.9 MB in the beginning and 101.6 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 7.1 GB. [2019-08-05 12:17:11,405 INFO L168 Benchmark]: RCFGBuilder took 511.43 ms. Allocated memory is still 139.5 MB. Free memory was 101.2 MB in the beginning and 84.9 MB in the end (delta: 16.3 MB). Peak memory consumption was 16.3 MB. Max. memory is 7.1 GB. [2019-08-05 12:17:11,407 INFO L168 Benchmark]: Abstract Interpretation took 346.92 ms. Allocated memory is still 139.5 MB. Free memory was 84.9 MB in the beginning and 70.9 MB in the end (delta: 14.0 MB). Peak memory consumption was 14.0 MB. Max. memory is 7.1 GB. [2019-08-05 12:17:11,414 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 0.13 ms. Allocated memory is still 139.5 MB. Free memory is still 106.4 MB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 43.25 ms. Allocated memory is still 139.5 MB. Free memory was 104.7 MB in the beginning and 102.9 MB in the end (delta: 1.8 MB). Peak memory consumption was 1.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 32.81 ms. Allocated memory is still 139.5 MB. Free memory was 102.9 MB in the beginning and 101.6 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 511.43 ms. Allocated memory is still 139.5 MB. Free memory was 101.2 MB in the beginning and 84.9 MB in the end (delta: 16.3 MB). Peak memory consumption was 16.3 MB. Max. memory is 7.1 GB. * Abstract Interpretation took 346.92 ms. Allocated memory is still 139.5 MB. Free memory was 84.9 MB in the beginning and 70.9 MB in the end (delta: 14.0 MB). Peak memory consumption was 14.0 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: - UnprovableResult [Line: 185]: 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~nondet1, main_#t~nondet4, main_~x~0.offset, main_#t~nondet6, main_~x~0.base, main_#t~mem9.offset, main_#t~malloc0.base, main_~head~0.base, main_#t~malloc2.base, main_#t~mem13.offset, main_#t~mem15.offset, main_#t~mem8.offset, main_~y~0.base, main_#t~mem13.base, main_#t~mem15.base, main_#t~mem3.offset, main_#t~mem3.base, main_#t~mem16.base, main_#t~mem12.base, main_#t~mem14, main_#t~mem9.base, main_#t~mem7.base, main_#t~mem8.base, main_#t~malloc10.offset, main_#t~mem11, main_#t~malloc0.offset, main_#t~malloc5.base, main_#t~mem12.offset, main_#t~mem16.offset, main_#t~mem7.offset, main_~head~0.offset, main_#t~malloc10.base, main_#t~malloc2.offset, main_~y~0.offset, main_#t~malloc5.offset; [L91] #Ultimate.alloc_old_#valid, #Ultimate.alloc_old_#length := #valid, #length; [L92] #Ultimate.alloc_~size := 8; [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_#t~malloc0.base, main_#t~malloc0.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset; [L101] main_~head~0.base, main_~head~0.offset := main_#t~malloc0.base, main_#t~malloc0.offset; [L102] write~$Pointer$_old_#memory_$Pointer$.base, write~$Pointer$_old_#memory_$Pointer$.offset, write~$Pointer$_old_#memory_int := #memory_$Pointer$.base, #memory_$Pointer$.offset, #memory_int; [L103] write~$Pointer$_#value.base, write~$Pointer$_#ptr.offset, write~$Pointer$_#sizeOfWrittenType, write~$Pointer$_#value.offset, write~$Pointer$_#ptr.base := 0, main_~head~0.offset, 4, 0, main_~head~0.base; [L104] assume 1 == #valid[write~$Pointer$_#ptr.base]; [L105] assume write~$Pointer$_#sizeOfWrittenType + write~$Pointer$_#ptr.offset <= #length[write~$Pointer$_#ptr.base] && 0 <= write~$Pointer$_#ptr.offset; [L106] assume 1 == #valid[write~$Pointer$_#ptr.base]; [L107] assume write~$Pointer$_#sizeOfWrittenType + write~$Pointer$_#ptr.offset <= #length[write~$Pointer$_#ptr.base] && 0 <= write~$Pointer$_#ptr.offset; [L108] havoc #memory_$Pointer$.base, #memory_$Pointer$.offset; [L109] assume (#memory_$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$_#ptr.offset]]]; [L110] write~int_old_#memory_$Pointer$.offset, write~int_old_#memory_$Pointer$.base, write~int_old_#memory_int := #memory_$Pointer$.offset, #memory_$Pointer$.base, #memory_int; [L111] write~int_#sizeOfWrittenType, write~int_#ptr.base, write~int_#value, write~int_#ptr.offset := 4, main_~head~0.base, 0, main_~head~0.offset + 4; [L112] assume #valid[write~int_#ptr.base] == 1; [L113] assume 0 <= write~int_#ptr.offset && write~int_#sizeOfWrittenType + write~int_#ptr.offset <= #length[write~int_#ptr.base]; [L114] assume 1 == #valid[write~int_#ptr.base]; [L115] assume write~int_#sizeOfWrittenType + write~int_#ptr.offset <= #length[write~int_#ptr.base] && 0 <= write~int_#ptr.offset; [L116] havoc #memory_int; [L117] assume (#memory_$Pointer$.offset == write~int_old_#memory_$Pointer$.offset[write~int_#ptr.base := write~int_old_#memory_$Pointer$.offset[write~int_#ptr.base][write~int_#ptr.offset := #memory_$Pointer$.offset[write~int_#ptr.base][write~int_#ptr.offset]]] && #memory_int == write~int_old_#memory_int[write~int_#ptr.base := write~int_old_#memory_int[write~int_#ptr.base][write~int_#ptr.offset := write~int_#value]]) && write~int_old_#memory_$Pointer$.base[write~int_#ptr.base := write~int_old_#memory_$Pointer$.base[write~int_#ptr.base][write~int_#ptr.offset := #memory_$Pointer$.base[write~int_#ptr.base][write~int_#ptr.offset]]] == #memory_$Pointer$.base; [L118] main_~x~0.offset, main_~x~0.base := main_~head~0.offset, main_~head~0.base; [L119] assume 0 <= main_#t~nondet1 + 2147483648 && main_#t~nondet1 <= 2147483647; [L120] assume 0 == main_#t~nondet1; [L121] havoc main_#t~nondet1; [L122] assume main_#t~nondet4 <= 2147483647 && 0 <= main_#t~nondet4 + 2147483648; [L123] assume !(0 == main_#t~nondet4); [L124] havoc main_#t~nondet4; [L125] #Ultimate.alloc_old_#valid, #Ultimate.alloc_old_#length := #valid, #length; [L126] #Ultimate.alloc_~size := 8; [L127] havoc #Ultimate.alloc_#res.offset, #Ultimate.alloc_#res.base; [L128] havoc #valid, #length; [L129] assume 0 == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base]; [L130] assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1]; [L131] assume #Ultimate.alloc_#res.offset == 0; [L132] assume !(0 == #Ultimate.alloc_#res.base); [L133] assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size]; [L134] main_#t~malloc5.base, main_#t~malloc5.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset; [L135] main_~x~0.offset, main_~x~0.base := main_#t~malloc5.offset, main_#t~malloc5.base; [L136] write~int_old_#memory_$Pointer$.offset, write~int_old_#memory_$Pointer$.base, write~int_old_#memory_int := #memory_$Pointer$.offset, #memory_$Pointer$.base, #memory_int; [L137] write~int_#sizeOfWrittenType, write~int_#ptr.base, write~int_#value, write~int_#ptr.offset := 4, main_~x~0.base, 1, main_~x~0.offset + 4; [L138] assume #valid[write~int_#ptr.base] == 1; [L139] assume 0 <= write~int_#ptr.offset && write~int_#sizeOfWrittenType + write~int_#ptr.offset <= #length[write~int_#ptr.base]; [L140] assume #valid[write~int_#ptr.base] == 1; [L141] assume 0 <= write~int_#ptr.offset && write~int_#sizeOfWrittenType + write~int_#ptr.offset <= #length[write~int_#ptr.base]; [L142] havoc #memory_int; [L143] assume (write~int_old_#memory_int[write~int_#ptr.base := write~int_old_#memory_int[write~int_#ptr.base][write~int_#ptr.offset := write~int_#value]] == #memory_int && #memory_$Pointer$.base == write~int_old_#memory_$Pointer$.base[write~int_#ptr.base := write~int_old_#memory_$Pointer$.base[write~int_#ptr.base][write~int_#ptr.offset := #memory_$Pointer$.base[write~int_#ptr.base][write~int_#ptr.offset]]]) && #memory_$Pointer$.offset == write~int_old_#memory_$Pointer$.offset[write~int_#ptr.base := write~int_old_#memory_$Pointer$.offset[write~int_#ptr.base][write~int_#ptr.offset := #memory_$Pointer$.offset[write~int_#ptr.base][write~int_#ptr.offset]]]; [L144] write~$Pointer$_old_#memory_$Pointer$.base, write~$Pointer$_old_#memory_$Pointer$.offset, write~$Pointer$_old_#memory_int := #memory_$Pointer$.base, #memory_$Pointer$.offset, #memory_int; [L145] write~$Pointer$_#value.base, write~$Pointer$_#ptr.offset, write~$Pointer$_#sizeOfWrittenType, write~$Pointer$_#value.offset, write~$Pointer$_#ptr.base := main_~head~0.base, main_~x~0.offset, 4, main_~head~0.offset, main_~x~0.base; [L146] assume 1 == #valid[write~$Pointer$_#ptr.base]; [L147] assume write~$Pointer$_#sizeOfWrittenType + write~$Pointer$_#ptr.offset <= #length[write~$Pointer$_#ptr.base] && 0 <= write~$Pointer$_#ptr.offset; [L148] assume 1 == #valid[write~$Pointer$_#ptr.base]; [L149] assume write~$Pointer$_#sizeOfWrittenType + write~$Pointer$_#ptr.offset <= #length[write~$Pointer$_#ptr.base] && 0 <= write~$Pointer$_#ptr.offset; [L150] havoc #memory_$Pointer$.base, #memory_$Pointer$.offset; [L151] assume (write~$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$_#ptr.offset]]] == #memory_int && write~$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$.offset) && write~$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$_#value.base]] == #memory_$Pointer$.base; [L152] main_~head~0.base, main_~head~0.offset := main_~x~0.base, main_~x~0.offset; [L153] main_~x~0.offset, main_~x~0.base := main_~head~0.offset, main_~head~0.base; [L156] read~int_#ptr.base, read~int_#ptr.offset, read~int_#sizeOfReadType := main_~x~0.base, main_~x~0.offset + 4, 4; [L161] assume !(#valid[read~int_#ptr.base] == 1); [L185] assert false; RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...