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/960521-1_false-valid-free.i_5.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-b8c145f [2019-08-05 12:16:51,708 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-05 12:16:51,714 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-05 12:16:51,726 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-05 12:16:51,727 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-05 12:16:51,728 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-05 12:16:51,729 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-05 12:16:51,731 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-05 12:16:51,733 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-05 12:16:51,733 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-05 12:16:51,735 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-05 12:16:51,736 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-05 12:16:51,736 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-05 12:16:51,739 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-05 12:16:51,740 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-05 12:16:51,746 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-05 12:16:51,747 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-05 12:16:51,748 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-05 12:16:51,753 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-05 12:16:51,755 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-05 12:16:51,758 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-05 12:16:51,760 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-05 12:16:51,762 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-05 12:16:51,762 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-05 12:16:51,765 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-08-05 12:16:51,771 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-05 12:16:51,775 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-05 12:16:51,776 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-05 12:16:51,777 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-05 12:16:51,778 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-05 12:16:51,778 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-05 12:16:51,779 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-05 12:16:51,779 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-05 12:16:51,779 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-05 12:16:51,780 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-05 12:16:51,781 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-05 12:16:51,782 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 12:16:51,794 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-05 12:16:51,795 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-05 12:16:51,796 INFO L136 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2019-08-05 12:16:51,796 INFO L138 SettingsManager]: * Show backtranslation warnings=false [2019-08-05 12:16:51,796 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-08-05 12:16:51,797 INFO L138 SettingsManager]: * User list type=DISABLED [2019-08-05 12:16:51,797 INFO L138 SettingsManager]: * Inline calls to unimplemented procedures=true [2019-08-05 12:16:51,797 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-08-05 12:16:51,797 INFO L138 SettingsManager]: * Explicit value domain=true [2019-08-05 12:16:51,797 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-08-05 12:16:51,798 INFO L138 SettingsManager]: * Octagon Domain=false [2019-08-05 12:16:51,798 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-08-05 12:16:51,799 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-08-05 12:16:51,800 INFO L138 SettingsManager]: * Interval Domain=false [2019-08-05 12:16:51,800 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-05 12:16:51,801 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-05 12:16:51,801 INFO L138 SettingsManager]: * Use SBE=true [2019-08-05 12:16:51,801 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-05 12:16:51,802 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-05 12:16:51,802 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-05 12:16:51,802 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-05 12:16:51,802 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-05 12:16:51,802 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-05 12:16:51,803 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-05 12:16:51,803 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-05 12:16:51,803 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-05 12:16:51,804 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-05 12:16:51,804 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-05 12:16:51,804 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-05 12:16:51,804 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-05 12:16:51,804 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-05 12:16:51,805 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-05 12:16:51,805 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-05 12:16:51,805 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-05 12:16:51,805 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-05 12:16:51,805 INFO L138 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-08-05 12:16:51,806 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-05 12:16:51,806 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-05 12:16:51,806 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-05 12:16:51,807 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-08-05 12:16:51,849 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-05 12:16:51,861 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-05 12:16:51,864 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-05 12:16:51,865 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-05 12:16:51,865 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-05 12:16:51,866 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20181010-MemSafetyPathprograms/960521-1_false-valid-free.i_5.bpl [2019-08-05 12:16:51,866 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20181010-MemSafetyPathprograms/960521-1_false-valid-free.i_5.bpl' [2019-08-05 12:16:51,902 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-05 12:16:51,903 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-05 12:16:51,904 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-08-05 12:16:51,904 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-08-05 12:16:51,904 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-08-05 12:16:51,921 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "960521-1_false-valid-free.i_5.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:16:51" (1/1) ... [2019-08-05 12:16:51,933 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "960521-1_false-valid-free.i_5.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:16:51" (1/1) ... [2019-08-05 12:16:51,942 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-08-05 12:16:51,943 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-05 12:16:51,943 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-05 12:16:51,943 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-05 12:16:51,955 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "960521-1_false-valid-free.i_5.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:16:51" (1/1) ... [2019-08-05 12:16:51,955 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "960521-1_false-valid-free.i_5.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:16:51" (1/1) ... [2019-08-05 12:16:51,957 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "960521-1_false-valid-free.i_5.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:16:51" (1/1) ... [2019-08-05 12:16:51,957 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "960521-1_false-valid-free.i_5.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:16:51" (1/1) ... [2019-08-05 12:16:51,962 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "960521-1_false-valid-free.i_5.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:16:51" (1/1) ... [2019-08-05 12:16:51,964 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "960521-1_false-valid-free.i_5.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:16:51" (1/1) ... [2019-08-05 12:16:51,965 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "960521-1_false-valid-free.i_5.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:16:51" (1/1) ... [2019-08-05 12:16:51,967 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-05 12:16:51,968 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-05 12:16:51,968 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-05 12:16:51,968 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-05 12:16:51,969 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "960521-1_false-valid-free.i_5.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:16:51" (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 12:16:52,040 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2019-08-05 12:16:52,040 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-05 12:16:52,040 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-05 12:16:52,375 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-05 12:16:52,375 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-05 12:16:52,377 INFO L202 PluginConnector]: Adding new model 960521-1_false-valid-free.i_5.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 12:16:52 BoogieIcfgContainer [2019-08-05 12:16:52,377 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-05 12:16:52,378 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2019-08-05 12:16:52,379 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2019-08-05 12:16:52,379 INFO L275 PluginConnector]: Abstract Interpretation initialized [2019-08-05 12:16:52,380 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "960521-1_false-valid-free.i_5.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 12:16:52" (1/1) ... [2019-08-05 12:16:52,415 INFO L101 FixpointEngine]: Starting fixpoint engine with domain CompoundDomain (maxUnwinding=3, maxParallelStates=2) [2019-08-05 12:16:52,655 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2019-08-05 12:16:52,697 INFO L272 AbstractInterpreter]: Visited 6 different actions 21 times. Merged at 4 different actions 12 times. Widened at 1 different actions 1 times. Performed 292 root evaluator evaluations with a maximum evaluation depth of 3. Performed 292 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 12:16:52,697 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2019-08-05 12:16:52,700 INFO L168 Benchmark]: Toolchain (without parser) took 795.62 ms. Allocated memory is still 135.3 MB. Free memory was 108.8 MB in the beginning and 83.0 MB in the end (delta: 25.7 MB). Peak memory consumption was 25.7 MB. Max. memory is 7.1 GB. [2019-08-05 12:16:52,701 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.13 ms. Allocated memory is still 135.3 MB. Free memory is still 110.0 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-08-05 12:16:52,703 INFO L168 Benchmark]: Boogie Procedure Inliner took 38.68 ms. Allocated memory is still 135.3 MB. Free memory was 108.8 MB in the beginning and 107.1 MB in the end (delta: 1.7 MB). Peak memory consumption was 1.7 MB. Max. memory is 7.1 GB. [2019-08-05 12:16:52,704 INFO L168 Benchmark]: Boogie Preprocessor took 24.36 ms. Allocated memory is still 135.3 MB. Free memory was 107.1 MB in the beginning and 105.8 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 7.1 GB. [2019-08-05 12:16:52,706 INFO L168 Benchmark]: RCFGBuilder took 409.37 ms. Allocated memory is still 135.3 MB. Free memory was 105.8 MB in the beginning and 93.3 MB in the end (delta: 12.5 MB). Peak memory consumption was 12.5 MB. Max. memory is 7.1 GB. [2019-08-05 12:16:52,707 INFO L168 Benchmark]: Abstract Interpretation took 319.61 ms. Allocated memory is still 135.3 MB. Free memory was 93.3 MB in the beginning and 83.0 MB in the end (delta: 10.3 MB). Peak memory consumption was 10.3 MB. Max. memory is 7.1 GB. [2019-08-05 12:16:52,712 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 135.3 MB. Free memory is still 110.0 MB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 38.68 ms. Allocated memory is still 135.3 MB. Free memory was 108.8 MB in the beginning and 107.1 MB in the end (delta: 1.7 MB). Peak memory consumption was 1.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 24.36 ms. Allocated memory is still 135.3 MB. Free memory was 107.1 MB in the beginning and 105.8 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 409.37 ms. Allocated memory is still 135.3 MB. Free memory was 105.8 MB in the beginning and 93.3 MB in the end (delta: 12.5 MB). Peak memory consumption was 12.5 MB. Max. memory is 7.1 GB. * Abstract Interpretation took 319.61 ms. Allocated memory is still 135.3 MB. Free memory was 93.3 MB in the beginning and 83.0 MB in the end (delta: 10.3 MB). Peak memory consumption was 10.3 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: - UnprovableResult [Line: 116]: Unable to prove that assertion always holds Unable to prove that assertion always holds Reason: abstract domain could reach this error location. Possible FailurePath: [L48] #NULL.offset, #NULL.base := 0, 0; [L49] #valid := #valid[0 := 0]; [L50] ~a~0.base, ~a~0.offset := 0, 0; [L51] ~b~0.base, ~b~0.offset := 0, 0; [L52] ~n~0 := 0; [L53] main_old_#valid := #valid; [L54] havoc main_#res; [L55] havoc main_#t~malloc2.base, main_#t~malloc2.offset, main_#t~malloc3.base, main_#t~post4.offset, main_#t~post4.base, main_#t~malloc3.offset, main_#t~mem5; [L56] ~n~0 := 128; [L57] #Ultimate.alloc_old_#valid, #Ultimate.alloc_old_#length := #valid, #length; [L58] #Ultimate.alloc_~size := 4 * ~n~0; [L59] havoc #Ultimate.alloc_#res.offset, #Ultimate.alloc_#res.base; [L60] havoc #valid, #length; [L61] assume 0 == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base]; [L62] assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1] == #valid; [L63] assume #Ultimate.alloc_#res.offset == 0; [L64] assume !(0 == #Ultimate.alloc_#res.base); [L65] assume #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size] == #length; [L66] main_#t~malloc2.base, main_#t~malloc2.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset; [L67] ~a~0.base, ~a~0.offset := main_#t~malloc2.base, main_#t~malloc2.offset; [L68] #Ultimate.alloc_old_#valid, #Ultimate.alloc_old_#length := #valid, #length; [L69] #Ultimate.alloc_~size := 4 * ~n~0; [L70] havoc #Ultimate.alloc_#res.offset, #Ultimate.alloc_#res.base; [L71] havoc #valid, #length; [L72] assume 0 == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base]; [L73] assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1]; [L74] assume #Ultimate.alloc_#res.offset == 0; [L75] assume !(0 == #Ultimate.alloc_#res.base); [L76] assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size]; [L77] main_#t~malloc3.base, main_#t~malloc3.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset; [L78] ~b~0.base, ~b~0.offset := main_#t~malloc3.base, main_#t~malloc3.offset; [L79] main_#t~post4.offset, main_#t~post4.base := ~b~0.offset, ~b~0.base; [L80] ~b~0.base, ~b~0.offset := main_#t~post4.base, main_#t~post4.offset + 4; [L81] write~int_old_#memory_int := #memory_int; [L82] write~int_#sizeOfWrittenType, write~int_#ptr.base, write~int_#value, write~int_#ptr.offset := 4, main_#t~post4.base, 0, main_#t~post4.offset; [L83] assume #valid[write~int_#ptr.base] == 1; [L84] assume 0 <= write~int_#ptr.offset && write~int_#sizeOfWrittenType + write~int_#ptr.offset <= #length[write~int_#ptr.base]; [L85] assume 1 == #valid[write~int_#ptr.base]; [L86] assume write~int_#sizeOfWrittenType + write~int_#ptr.offset <= #length[write~int_#ptr.base] && 0 <= write~int_#ptr.offset; [L87] havoc #memory_int; [L88] 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]]; [L89] havoc main_#t~post4.offset, main_#t~post4.base; [L90] havoc foo_#t~post1, foo_#t~post0, foo_~i~0; [L91] havoc foo_~i~0; [L92] foo_~i~0 := 0; [L95] assume foo_~i~0 < ~n~0; [L96] write~int_old_#memory_int := #memory_int; [L97] write~int_#sizeOfWrittenType, write~int_#ptr.base, write~int_#value, write~int_#ptr.offset := 4, ~a~0.base, -1, ~a~0.offset + 4 * foo_~i~0; [L98] assume #valid[write~int_#ptr.base] == 1; [L103] assume !(write~int_#ptr.offset + write~int_#sizeOfWrittenType <= #length[write~int_#ptr.base]) || !(0 <= write~int_#ptr.offset); [L116] assert false; RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...