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_27.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-b8c145f [2019-08-05 12:17:18,067 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-05 12:17:18,069 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-05 12:17:18,082 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-05 12:17:18,082 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-05 12:17:18,083 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-05 12:17:18,085 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-05 12:17:18,086 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-05 12:17:18,088 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-05 12:17:18,089 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-05 12:17:18,090 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-05 12:17:18,091 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-05 12:17:18,091 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-05 12:17:18,092 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-05 12:17:18,093 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-05 12:17:18,094 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-05 12:17:18,095 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-05 12:17:18,096 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-05 12:17:18,098 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-05 12:17:18,100 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-05 12:17:18,101 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-05 12:17:18,103 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-05 12:17:18,104 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-05 12:17:18,105 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-05 12:17:18,109 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-08-05 12:17:18,116 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-05 12:17:18,116 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-05 12:17:18,120 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-05 12:17:18,121 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-05 12:17:18,124 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-05 12:17:18,124 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-05 12:17:18,125 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-05 12:17:18,125 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... 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[2019-08-05 12:17:18,131 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 12:17:18,154 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-05 12:17:18,154 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-05 12:17:18,156 INFO L136 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2019-08-05 12:17:18,156 INFO L138 SettingsManager]: * Show backtranslation warnings=false [2019-08-05 12:17:18,156 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-08-05 12:17:18,156 INFO L138 SettingsManager]: * User list type=DISABLED [2019-08-05 12:17:18,157 INFO L138 SettingsManager]: * Inline calls to unimplemented procedures=true [2019-08-05 12:17:18,157 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-08-05 12:17:18,157 INFO L138 SettingsManager]: * Explicit value domain=true [2019-08-05 12:17:18,157 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-08-05 12:17:18,158 INFO L138 SettingsManager]: * Octagon Domain=false [2019-08-05 12:17:18,158 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-08-05 12:17:18,158 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-08-05 12:17:18,160 INFO L138 SettingsManager]: * Interval Domain=false [2019-08-05 12:17:18,160 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-05 12:17:18,161 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-05 12:17:18,161 INFO L138 SettingsManager]: * Use SBE=true [2019-08-05 12:17:18,162 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-05 12:17:18,162 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-05 12:17:18,162 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-05 12:17:18,162 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-05 12:17:18,162 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-05 12:17:18,163 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-05 12:17:18,163 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-05 12:17:18,163 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-05 12:17:18,163 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-05 12:17:18,164 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-05 12:17:18,164 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-05 12:17:18,164 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-05 12:17:18,164 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-05 12:17:18,165 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-05 12:17:18,165 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-05 12:17:18,165 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-05 12:17:18,165 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-05 12:17:18,165 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-05 12:17:18,166 INFO L138 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-08-05 12:17:18,166 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-05 12:17:18,166 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-05 12:17:18,166 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-05 12:17:18,166 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-08-05 12:17:18,223 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-05 12:17:18,239 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-05 12:17:18,244 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-05 12:17:18,246 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-05 12:17:18,246 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-05 12:17:18,247 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20181010-MemSafetyPathprograms/sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i_27.bpl [2019-08-05 12:17:18,247 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20181010-MemSafetyPathprograms/sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i_27.bpl' [2019-08-05 12:17:18,326 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-05 12:17:18,328 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-05 12:17:18,328 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-08-05 12:17:18,329 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-08-05 12:17:18,329 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-08-05 12:17:18,344 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i_27.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:17:18" (1/1) ... [2019-08-05 12:17:18,359 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i_27.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:17:18" (1/1) ... [2019-08-05 12:17:18,368 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-08-05 12:17:18,368 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-05 12:17:18,369 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-05 12:17:18,369 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-05 12:17:18,379 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i_27.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:17:18" (1/1) ... [2019-08-05 12:17:18,380 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i_27.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:17:18" (1/1) ... [2019-08-05 12:17:18,384 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i_27.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:17:18" (1/1) ... [2019-08-05 12:17:18,384 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i_27.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:17:18" (1/1) ... [2019-08-05 12:17:18,392 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i_27.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:17:18" (1/1) ... [2019-08-05 12:17:18,394 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i_27.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:17:18" (1/1) ... [2019-08-05 12:17:18,396 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i_27.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:17:18" (1/1) ... [2019-08-05 12:17:18,399 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-05 12:17:18,400 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-05 12:17:18,400 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-05 12:17:18,400 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-05 12:17:18,401 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i_27.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:17:18" (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 12:17:18,467 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2019-08-05 12:17:18,467 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-05 12:17:18,468 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-05 12:17:18,817 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-05 12:17:18,817 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-05 12:17:18,818 INFO L202 PluginConnector]: Adding new model sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i_27.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 12:17:18 BoogieIcfgContainer [2019-08-05 12:17:18,818 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-05 12:17:18,819 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2019-08-05 12:17:18,819 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2019-08-05 12:17:18,820 INFO L275 PluginConnector]: Abstract Interpretation initialized [2019-08-05 12:17:18,820 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i_27.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 12:17:18" (1/1) ... [2019-08-05 12:17:18,851 INFO L101 FixpointEngine]: Starting fixpoint engine with domain CompoundDomain (maxUnwinding=3, maxParallelStates=2) [2019-08-05 12:17:19,151 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2019-08-05 12:17:19,176 INFO L272 AbstractInterpreter]: Visited 6 different actions 14 times. Merged at 4 different actions 6 times. Never widened. Performed 812 root evaluator evaluations with a maximum evaluation depth of 3. Performed 812 inverse root evaluator evaluations with a maximum inverse evaluation depth of 3. Found 2 fixpoints after 2 different actions. Largest state had 0 variables. [2019-08-05 12:17:19,176 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2019-08-05 12:17:19,179 INFO L168 Benchmark]: Toolchain (without parser) took 850.37 ms. Allocated memory is still 140.0 MB. Free memory was 105.5 MB in the beginning and 65.8 MB in the end (delta: 39.6 MB). Peak memory consumption was 39.6 MB. Max. memory is 7.1 GB. [2019-08-05 12:17:19,181 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.23 ms. Allocated memory is still 140.0 MB. Free memory was 107.3 MB in the beginning and 107.1 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. [2019-08-05 12:17:19,182 INFO L168 Benchmark]: Boogie Procedure Inliner took 39.69 ms. Allocated memory is still 140.0 MB. Free memory was 105.3 MB in the beginning and 103.6 MB in the end (delta: 1.7 MB). Peak memory consumption was 1.7 MB. Max. memory is 7.1 GB. [2019-08-05 12:17:19,184 INFO L168 Benchmark]: Boogie Preprocessor took 30.91 ms. Allocated memory is still 140.0 MB. Free memory was 103.6 MB in the beginning and 102.1 MB in the end (delta: 1.5 MB). Peak memory consumption was 1.5 MB. Max. memory is 7.1 GB. [2019-08-05 12:17:19,185 INFO L168 Benchmark]: RCFGBuilder took 418.85 ms. Allocated memory is still 140.0 MB. Free memory was 102.1 MB in the beginning and 86.7 MB in the end (delta: 15.5 MB). Peak memory consumption was 15.5 MB. Max. memory is 7.1 GB. [2019-08-05 12:17:19,186 INFO L168 Benchmark]: Abstract Interpretation took 357.13 ms. Allocated memory is still 140.0 MB. Free memory was 86.4 MB in the beginning and 65.8 MB in the end (delta: 20.6 MB). Peak memory consumption was 20.6 MB. Max. memory is 7.1 GB. [2019-08-05 12:17:19,194 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 0.23 ms. Allocated memory is still 140.0 MB. Free memory was 107.3 MB in the beginning and 107.1 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 39.69 ms. Allocated memory is still 140.0 MB. Free memory was 105.3 MB in the beginning and 103.6 MB in the end (delta: 1.7 MB). Peak memory consumption was 1.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 30.91 ms. Allocated memory is still 140.0 MB. Free memory was 103.6 MB in the beginning and 102.1 MB in the end (delta: 1.5 MB). Peak memory consumption was 1.5 MB. Max. memory is 7.1 GB. * RCFGBuilder took 418.85 ms. Allocated memory is still 140.0 MB. Free memory was 102.1 MB in the beginning and 86.7 MB in the end (delta: 15.5 MB). Peak memory consumption was 15.5 MB. Max. memory is 7.1 GB. * Abstract Interpretation took 357.13 ms. Allocated memory is still 140.0 MB. Free memory was 86.4 MB in the beginning and 65.8 MB in the end (delta: 20.6 MB). Peak memory consumption was 20.6 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: - UnprovableResult [Line: 181]: Unable to prove that assertion always holds Unable to prove that assertion always holds Reason: abstract domain could reach this error location. Possible FailurePath: [L82] #NULL.offset, #NULL.base := 0, 0; [L83] #valid := #valid[0 := 0]; [L84] main_old_#valid := #valid; [L85] havoc main_#res; [L86] 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; [L87] #Ultimate.alloc_old_#valid, #Ultimate.alloc_old_#length := #valid, #length; [L88] #Ultimate.alloc_~size := 8; [L89] havoc #Ultimate.alloc_#res.offset, #Ultimate.alloc_#res.base; [L90] havoc #valid, #length; [L91] assume 0 == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base]; [L92] assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1] == #valid; [L93] assume #Ultimate.alloc_#res.offset == 0; [L94] assume !(0 == #Ultimate.alloc_#res.base); [L95] assume #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size] == #length; [L96] main_#t~malloc0.base, main_#t~malloc0.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset; [L97] main_~head~0.base, main_~head~0.offset := main_#t~malloc0.base, main_#t~malloc0.offset; [L98] write~$Pointer$_old_#memory_$Pointer$.base, write~$Pointer$_old_#memory_$Pointer$.offset, write~$Pointer$_old_#memory_int := #memory_$Pointer$.base, #memory_$Pointer$.offset, #memory_int; [L99] write~$Pointer$_#value.base, write~$Pointer$_#ptr.offset, write~$Pointer$_#sizeOfWrittenType, write~$Pointer$_#value.offset, write~$Pointer$_#ptr.base := 0, main_~head~0.offset, 4, 0, main_~head~0.base; [L100] assume 1 == #valid[write~$Pointer$_#ptr.base]; [L101] assume write~$Pointer$_#sizeOfWrittenType + write~$Pointer$_#ptr.offset <= #length[write~$Pointer$_#ptr.base] && 0 <= write~$Pointer$_#ptr.offset; [L102] assume 1 == #valid[write~$Pointer$_#ptr.base]; [L103] assume write~$Pointer$_#sizeOfWrittenType + write~$Pointer$_#ptr.offset <= #length[write~$Pointer$_#ptr.base] && 0 <= write~$Pointer$_#ptr.offset; [L104] havoc #memory_$Pointer$.base, #memory_$Pointer$.offset; [L105] assume (#memory_$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$_#ptr.offset]]]; [L106] write~int_old_#memory_$Pointer$.offset, write~int_old_#memory_$Pointer$.base, write~int_old_#memory_int := #memory_$Pointer$.offset, #memory_$Pointer$.base, #memory_int; [L107] write~int_#sizeOfWrittenType, write~int_#ptr.base, write~int_#value, write~int_#ptr.offset := 4, main_~head~0.base, 0, main_~head~0.offset + 4; [L108] assume #valid[write~int_#ptr.base] == 1; [L109] assume 0 <= write~int_#ptr.offset && write~int_#sizeOfWrittenType + write~int_#ptr.offset <= #length[write~int_#ptr.base]; [L110] assume 1 == #valid[write~int_#ptr.base]; [L111] assume write~int_#sizeOfWrittenType + write~int_#ptr.offset <= #length[write~int_#ptr.base] && 0 <= write~int_#ptr.offset; [L112] havoc #memory_int; [L113] assume (#memory_$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$.base; [L114] main_~x~0.offset, main_~x~0.base := main_~head~0.offset, main_~head~0.base; [L117] assume 0 <= main_#t~nondet1 + 2147483648 && main_#t~nondet1 <= 2147483647; [L122] assume 0 == main_#t~nondet1; [L123] havoc main_#t~nondet1; [L124] assume main_#t~nondet4 <= 2147483647 && 0 <= main_#t~nondet4 + 2147483648; [L125] assume 0 == main_#t~nondet4; [L126] havoc main_#t~nondet4; [L127] main_~x~0.offset, main_~x~0.base := main_~head~0.offset, main_~head~0.base; [L128] read~$Pointer$_#ptr.base, read~$Pointer$_#sizeOfReadType, read~$Pointer$_#ptr.offset := main_~x~0.base, 4, main_~x~0.offset; [L129] assume #valid[read~$Pointer$_#ptr.base] == 1; [L130] assume !(0 <= read~$Pointer$_#ptr.offset) || !(read~$Pointer$_#ptr.offset + read~$Pointer$_#sizeOfReadType <= #length[read~$Pointer$_#ptr.base]); [L181] assert false; RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...