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/alternating_list_true-unreach-call_true-valid-memsafety.i_20.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-b8c145f [2019-08-05 12:16:53,971 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-05 12:16:53,974 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-05 12:16:53,986 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-05 12:16:53,986 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-05 12:16:53,988 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-05 12:16:53,989 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-05 12:16:53,991 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-05 12:16:53,993 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-05 12:16:53,994 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-05 12:16:53,995 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-05 12:16:53,996 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-05 12:16:53,996 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-05 12:16:53,997 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-05 12:16:53,998 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-05 12:16:53,999 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-05 12:16:54,000 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-05 12:16:54,001 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-05 12:16:54,003 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-05 12:16:54,005 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-05 12:16:54,007 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-05 12:16:54,008 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-05 12:16:54,009 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-05 12:16:54,010 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-05 12:16:54,013 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-08-05 12:16:54,017 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-05 12:16:54,018 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-05 12:16:54,019 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-05 12:16:54,020 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-05 12:16:54,021 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-05 12:16:54,021 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-05 12:16:54,022 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-05 12:16:54,022 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... 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[2019-08-05 12:16:54,025 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 12:16:54,039 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-05 12:16:54,039 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-05 12:16:54,040 INFO L136 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2019-08-05 12:16:54,040 INFO L138 SettingsManager]: * Show backtranslation warnings=false [2019-08-05 12:16:54,040 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-08-05 12:16:54,040 INFO L138 SettingsManager]: * User list type=DISABLED [2019-08-05 12:16:54,041 INFO L138 SettingsManager]: * Inline calls to unimplemented procedures=true [2019-08-05 12:16:54,041 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-08-05 12:16:54,041 INFO L138 SettingsManager]: * Explicit value domain=true [2019-08-05 12:16:54,041 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-08-05 12:16:54,041 INFO L138 SettingsManager]: * Octagon Domain=false [2019-08-05 12:16:54,042 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-08-05 12:16:54,042 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-08-05 12:16:54,042 INFO L138 SettingsManager]: * Interval Domain=false [2019-08-05 12:16:54,043 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-05 12:16:54,043 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-05 12:16:54,043 INFO L138 SettingsManager]: * Use SBE=true [2019-08-05 12:16:54,044 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-05 12:16:54,044 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-05 12:16:54,044 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-05 12:16:54,044 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-05 12:16:54,044 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-05 12:16:54,045 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-05 12:16:54,045 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-05 12:16:54,045 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-05 12:16:54,045 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-05 12:16:54,045 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-05 12:16:54,046 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-05 12:16:54,046 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-05 12:16:54,046 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-05 12:16:54,046 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-05 12:16:54,047 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-05 12:16:54,047 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-05 12:16:54,047 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-05 12:16:54,047 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-05 12:16:54,048 INFO L138 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-08-05 12:16:54,048 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-05 12:16:54,048 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-05 12:16:54,048 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-05 12:16:54,048 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-08-05 12:16:54,078 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-05 12:16:54,090 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-05 12:16:54,094 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-05 12:16:54,095 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-05 12:16:54,096 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-05 12:16:54,097 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20181010-MemSafetyPathprograms/alternating_list_true-unreach-call_true-valid-memsafety.i_20.bpl [2019-08-05 12:16:54,097 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20181010-MemSafetyPathprograms/alternating_list_true-unreach-call_true-valid-memsafety.i_20.bpl' [2019-08-05 12:16:54,148 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-05 12:16:54,149 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-05 12:16:54,150 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-08-05 12:16:54,150 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-08-05 12:16:54,151 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-08-05 12:16:54,168 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "alternating_list_true-unreach-call_true-valid-memsafety.i_20.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:16:54" (1/1) ... [2019-08-05 12:16:54,187 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "alternating_list_true-unreach-call_true-valid-memsafety.i_20.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:16:54" (1/1) ... [2019-08-05 12:16:54,203 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-08-05 12:16:54,204 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-05 12:16:54,207 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-05 12:16:54,207 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-05 12:16:54,219 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "alternating_list_true-unreach-call_true-valid-memsafety.i_20.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:16:54" (1/1) ... [2019-08-05 12:16:54,219 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "alternating_list_true-unreach-call_true-valid-memsafety.i_20.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:16:54" (1/1) ... [2019-08-05 12:16:54,225 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "alternating_list_true-unreach-call_true-valid-memsafety.i_20.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:16:54" (1/1) ... [2019-08-05 12:16:54,226 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "alternating_list_true-unreach-call_true-valid-memsafety.i_20.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:16:54" (1/1) ... [2019-08-05 12:16:54,241 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "alternating_list_true-unreach-call_true-valid-memsafety.i_20.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:16:54" (1/1) ... [2019-08-05 12:16:54,249 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "alternating_list_true-unreach-call_true-valid-memsafety.i_20.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:16:54" (1/1) ... [2019-08-05 12:16:54,251 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "alternating_list_true-unreach-call_true-valid-memsafety.i_20.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:16:54" (1/1) ... [2019-08-05 12:16:54,255 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-05 12:16:54,259 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-05 12:16:54,260 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-05 12:16:54,260 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-05 12:16:54,261 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "alternating_list_true-unreach-call_true-valid-memsafety.i_20.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:16:54" (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 12:16:54,333 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2019-08-05 12:16:54,334 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-05 12:16:54,334 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-05 12:16:54,695 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-05 12:16:54,695 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-05 12:16:54,696 INFO L202 PluginConnector]: Adding new model alternating_list_true-unreach-call_true-valid-memsafety.i_20.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 12:16:54 BoogieIcfgContainer [2019-08-05 12:16:54,697 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-05 12:16:54,697 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2019-08-05 12:16:54,697 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2019-08-05 12:16:54,698 INFO L275 PluginConnector]: Abstract Interpretation initialized [2019-08-05 12:16:54,699 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "alternating_list_true-unreach-call_true-valid-memsafety.i_20.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 12:16:54" (1/1) ... [2019-08-05 12:16:54,740 INFO L101 FixpointEngine]: Starting fixpoint engine with domain CompoundDomain (maxUnwinding=3, maxParallelStates=2) [2019-08-05 12:16:55,048 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2019-08-05 12:16:55,071 INFO L272 AbstractInterpreter]: Visited 9 different actions 30 times. Merged at 7 different actions 16 times. Never widened. Performed 763 root evaluator evaluations with a maximum evaluation depth of 4. Performed 763 inverse root evaluator evaluations with a maximum inverse evaluation depth of 4. Found 3 fixpoints after 2 different actions. Largest state had 0 variables. [2019-08-05 12:16:55,071 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2019-08-05 12:16:55,074 INFO L168 Benchmark]: Toolchain (without parser) took 924.18 ms. Allocated memory is still 133.7 MB. Free memory was 107.2 MB in the beginning and 69.7 MB in the end (delta: 37.5 MB). Peak memory consumption was 37.5 MB. Max. memory is 7.1 GB. [2019-08-05 12:16:55,075 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.21 ms. Allocated memory is still 133.7 MB. Free memory is still 108.5 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-08-05 12:16:55,076 INFO L168 Benchmark]: Boogie Procedure Inliner took 53.35 ms. Allocated memory is still 133.7 MB. Free memory was 106.8 MB in the beginning and 105.1 MB in the end (delta: 1.7 MB). Peak memory consumption was 1.7 MB. Max. memory is 7.1 GB. [2019-08-05 12:16:55,078 INFO L168 Benchmark]: Boogie Preprocessor took 51.87 ms. Allocated memory is still 133.7 MB. Free memory was 105.1 MB in the beginning and 103.8 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 7.1 GB. [2019-08-05 12:16:55,079 INFO L168 Benchmark]: RCFGBuilder took 437.44 ms. Allocated memory is still 133.7 MB. Free memory was 103.8 MB in the beginning and 89.2 MB in the end (delta: 14.6 MB). Peak memory consumption was 14.6 MB. Max. memory is 7.1 GB. [2019-08-05 12:16:55,080 INFO L168 Benchmark]: Abstract Interpretation took 374.29 ms. Allocated memory is still 133.7 MB. Free memory was 89.2 MB in the beginning and 69.7 MB in the end (delta: 19.5 MB). Peak memory consumption was 19.5 MB. Max. memory is 7.1 GB. [2019-08-05 12:16:55,085 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 0.21 ms. Allocated memory is still 133.7 MB. Free memory is still 108.5 MB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 53.35 ms. Allocated memory is still 133.7 MB. Free memory was 106.8 MB in the beginning and 105.1 MB in the end (delta: 1.7 MB). Peak memory consumption was 1.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 51.87 ms. Allocated memory is still 133.7 MB. Free memory was 105.1 MB in the beginning and 103.8 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 437.44 ms. Allocated memory is still 133.7 MB. Free memory was 103.8 MB in the beginning and 89.2 MB in the end (delta: 14.6 MB). Peak memory consumption was 14.6 MB. Max. memory is 7.1 GB. * Abstract Interpretation took 374.29 ms. Allocated memory is still 133.7 MB. Free memory was 89.2 MB in the beginning and 69.7 MB in the end (delta: 19.5 MB). Peak memory consumption was 19.5 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: - UnprovableResult [Line: 163]: Unable to prove that assertion always holds Unable to prove that assertion always holds Reason: abstract domain could reach this error location. Possible FailurePath: [L71] #NULL.offset, #NULL.base := 0, 0; [L72] #valid := #valid[0 := 0]; [L73] main_old_#valid := #valid; [L74] havoc main_#res; [L75] havoc main_#t~nondet1, main_~flag~0, main_~tmp~0.offset, main_~p~0.base, main_#t~malloc0.offset, main_#t~mem9.offset, main_~a~0.base, main_~t~0.offset, main_~p~0.offset, main_#t~malloc0.base, main_~tmp~0.base, main_~t~0.base, main_#t~mem7.offset, main_#t~mem8, main_#t~malloc2.base, main_#t~malloc2.offset, main_~a~0.offset, main_#t~mem3.offset, main_#t~mem3.base, main_#t~mem6, main_#t~mem5, main_#t~mem4, main_#t~mem9.base, main_#t~mem7.base; [L76] main_~flag~0 := 1; [L77] #Ultimate.alloc_old_#valid, #Ultimate.alloc_old_#length := #valid, #length; [L78] #Ultimate.alloc_~size := 8; [L79] havoc #Ultimate.alloc_#res.offset, #Ultimate.alloc_#res.base; [L80] havoc #valid, #length; [L81] assume 0 == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base]; [L82] assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1] == #valid; [L83] assume #Ultimate.alloc_#res.offset == 0; [L84] assume !(0 == #Ultimate.alloc_#res.base); [L85] assume #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size] == #length; [L86] main_#t~malloc0.base, main_#t~malloc0.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset; [L87] main_~a~0.offset, main_~a~0.base := main_#t~malloc0.offset, main_#t~malloc0.base; [L88] assume !(main_~a~0.offset == 0) || !(0 == main_~a~0.base); [L89] havoc main_~t~0.base, main_~t~0.offset; [L90] main_~p~0.base, main_~p~0.offset := main_~a~0.base, main_~a~0.offset; [L93] assume 0 <= main_#t~nondet1 + 2147483648 && main_#t~nondet1 <= 2147483647; [L94] assume !(0 == main_#t~nondet1); [L95] havoc main_#t~nondet1; [L100] assume !(main_~flag~0 == 0); [L101] write~int_old_#memory_$Pointer$.offset, write~int_old_#memory_$Pointer$.base, write~int_old_#memory_int := #memory_$Pointer$.offset, #memory_$Pointer$.base, #memory_int; [L102] write~int_#sizeOfWrittenType, write~int_#ptr.base, write~int_#value, write~int_#ptr.offset := 4, main_~p~0.base, 1, main_~p~0.offset; [L103] assume #valid[write~int_#ptr.base] == 1; [L104] assume 0 <= write~int_#ptr.offset && write~int_#sizeOfWrittenType + write~int_#ptr.offset <= #length[write~int_#ptr.base]; [L105] assume #valid[write~int_#ptr.base] == 1; [L106] assume 0 <= write~int_#ptr.offset && write~int_#sizeOfWrittenType + write~int_#ptr.offset <= #length[write~int_#ptr.base]; [L107] havoc #memory_int; [L108] assume (#memory_int == write~int_old_#memory_int[write~int_#ptr.base := write~int_old_#memory_int[write~int_#ptr.base][write~int_#ptr.offset := write~int_#value]] && write~int_old_#memory_$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$.base) && #memory_$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$.offset[write~int_#ptr.base][write~int_#ptr.offset]]]; [L109] main_~flag~0 := 0; [L124] #Ultimate.alloc_old_#valid, #Ultimate.alloc_old_#length := #valid, #length; [L125] #Ultimate.alloc_~size := 8; [L126] havoc #Ultimate.alloc_#res.offset, #Ultimate.alloc_#res.base; [L127] havoc #valid, #length; [L128] assume 0 == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base]; [L129] assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1]; [L130] assume #Ultimate.alloc_#res.offset == 0; [L131] assume !(0 == #Ultimate.alloc_#res.base); [L132] assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size]; [L133] main_#t~malloc2.base, main_#t~malloc2.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset; [L134] main_~t~0.base, main_~t~0.offset := main_#t~malloc2.base, main_#t~malloc2.offset; [L135] assume !(0 == main_~t~0.base) || !(0 == main_~t~0.offset); [L136] write~$Pointer$_old_#memory_$Pointer$.base, write~$Pointer$_old_#memory_$Pointer$.offset, write~$Pointer$_old_#memory_int := #memory_$Pointer$.base, #memory_$Pointer$.offset, #memory_int; [L137] write~$Pointer$_#value.base, write~$Pointer$_#ptr.offset, write~$Pointer$_#sizeOfWrittenType, write~$Pointer$_#value.offset, write~$Pointer$_#ptr.base := main_~t~0.base, main_~p~0.offset + 4, 4, main_~t~0.offset, main_~p~0.base; [L138] assume 1 == #valid[write~$Pointer$_#ptr.base]; [L143] assume !(write~$Pointer$_#sizeOfWrittenType + write~$Pointer$_#ptr.offset <= #length[write~$Pointer$_#ptr.base]) || !(0 <= write~$Pointer$_#ptr.offset); [L163] assert false; RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...