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_1_false-valid-free.i_12.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-b8c145f [2019-08-05 12:17:30,924 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-05 12:17:30,926 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-05 12:17:30,939 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-05 12:17:30,939 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-05 12:17:30,940 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-05 12:17:30,942 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-05 12:17:30,944 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-05 12:17:30,946 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-05 12:17:30,947 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-05 12:17:30,948 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-05 12:17:30,948 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-05 12:17:30,949 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-05 12:17:30,950 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-05 12:17:30,951 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-05 12:17:30,952 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-05 12:17:30,953 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-05 12:17:30,954 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-05 12:17:30,956 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-05 12:17:30,958 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-05 12:17:30,960 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-05 12:17:30,961 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-05 12:17:30,963 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-05 12:17:30,964 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-05 12:17:30,967 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-08-05 12:17:30,970 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-05 12:17:30,971 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-05 12:17:30,973 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-05 12:17:30,974 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-05 12:17:30,975 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-05 12:17:30,976 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-05 12:17:30,976 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-05 12:17:30,977 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... 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[2019-08-05 12:17:30,982 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 12:17:31,007 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-05 12:17:31,007 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-05 12:17:31,011 INFO L136 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2019-08-05 12:17:31,011 INFO L138 SettingsManager]: * Show backtranslation warnings=false [2019-08-05 12:17:31,011 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-08-05 12:17:31,011 INFO L138 SettingsManager]: * User list type=DISABLED [2019-08-05 12:17:31,012 INFO L138 SettingsManager]: * Inline calls to unimplemented procedures=true [2019-08-05 12:17:31,012 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-08-05 12:17:31,013 INFO L138 SettingsManager]: * Explicit value domain=true [2019-08-05 12:17:31,013 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-08-05 12:17:31,013 INFO L138 SettingsManager]: * Octagon Domain=false [2019-08-05 12:17:31,014 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-08-05 12:17:31,014 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-08-05 12:17:31,015 INFO L138 SettingsManager]: * Interval Domain=false [2019-08-05 12:17:31,016 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-05 12:17:31,016 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-05 12:17:31,017 INFO L138 SettingsManager]: * Use SBE=true [2019-08-05 12:17:31,017 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-05 12:17:31,017 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-05 12:17:31,018 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-05 12:17:31,018 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-05 12:17:31,018 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-05 12:17:31,018 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-05 12:17:31,018 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-05 12:17:31,019 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-05 12:17:31,019 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-05 12:17:31,019 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-05 12:17:31,020 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-05 12:17:31,020 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-05 12:17:31,020 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-05 12:17:31,020 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-05 12:17:31,021 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-05 12:17:31,021 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-05 12:17:31,021 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-05 12:17:31,021 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-05 12:17:31,022 INFO L138 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-08-05 12:17:31,022 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-05 12:17:31,022 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-05 12:17:31,022 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-05 12:17:31,023 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-08-05 12:17:31,075 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-05 12:17:31,092 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-05 12:17:31,097 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-05 12:17:31,098 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-05 12:17:31,099 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-05 12:17:31,100 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20181010-MemSafetyPathprograms/960521-1_1_false-valid-free.i_12.bpl [2019-08-05 12:17:31,100 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20181010-MemSafetyPathprograms/960521-1_1_false-valid-free.i_12.bpl' [2019-08-05 12:17:31,182 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-05 12:17:31,184 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-05 12:17:31,185 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-08-05 12:17:31,186 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-08-05 12:17:31,186 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-08-05 12:17:31,206 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "960521-1_1_false-valid-free.i_12.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:17:31" (1/1) ... [2019-08-05 12:17:31,221 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "960521-1_1_false-valid-free.i_12.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:17:31" (1/1) ... [2019-08-05 12:17:31,231 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-08-05 12:17:31,232 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-05 12:17:31,233 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-05 12:17:31,233 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-05 12:17:31,244 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "960521-1_1_false-valid-free.i_12.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:17:31" (1/1) ... [2019-08-05 12:17:31,245 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "960521-1_1_false-valid-free.i_12.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:17:31" (1/1) ... [2019-08-05 12:17:31,247 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "960521-1_1_false-valid-free.i_12.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:17:31" (1/1) ... [2019-08-05 12:17:31,248 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "960521-1_1_false-valid-free.i_12.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:17:31" (1/1) ... [2019-08-05 12:17:31,254 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "960521-1_1_false-valid-free.i_12.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:17:31" (1/1) ... [2019-08-05 12:17:31,256 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "960521-1_1_false-valid-free.i_12.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:17:31" (1/1) ... [2019-08-05 12:17:31,258 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "960521-1_1_false-valid-free.i_12.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:17:31" (1/1) ... [2019-08-05 12:17:31,260 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-05 12:17:31,261 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-05 12:17:31,261 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-05 12:17:31,261 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-05 12:17:31,262 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "960521-1_1_false-valid-free.i_12.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:17:31" (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 12:17:31,332 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2019-08-05 12:17:31,333 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-05 12:17:31,333 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-05 12:17:31,618 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-05 12:17:31,619 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-05 12:17:31,624 INFO L202 PluginConnector]: Adding new model 960521-1_1_false-valid-free.i_12.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 12:17:31 BoogieIcfgContainer [2019-08-05 12:17:31,624 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-05 12:17:31,630 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2019-08-05 12:17:31,631 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2019-08-05 12:17:31,631 INFO L275 PluginConnector]: Abstract Interpretation initialized [2019-08-05 12:17:31,632 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "960521-1_1_false-valid-free.i_12.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 12:17:31" (1/1) ... [2019-08-05 12:17:31,709 INFO L101 FixpointEngine]: Starting fixpoint engine with domain CompoundDomain (maxUnwinding=3, maxParallelStates=2) [2019-08-05 12:17:31,955 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2019-08-05 12:17:31,980 INFO L272 AbstractInterpreter]: Visited 5 different actions 7 times. Merged at 1 different actions 1 times. Never widened. Performed 282 root evaluator evaluations with a maximum evaluation depth of 4. Performed 282 inverse root evaluator evaluations with a maximum inverse evaluation depth of 4. Found 1 fixpoints after 1 different actions. Largest state had 0 variables. [2019-08-05 12:17:31,981 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2019-08-05 12:17:31,984 INFO L168 Benchmark]: Toolchain (without parser) took 798.83 ms. Allocated memory is still 134.2 MB. Free memory was 107.9 MB in the beginning and 80.6 MB in the end (delta: 27.3 MB). Peak memory consumption was 27.3 MB. Max. memory is 7.1 GB. [2019-08-05 12:17:31,985 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.22 ms. Allocated memory is still 134.2 MB. Free memory was 109.5 MB in the beginning and 109.3 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. [2019-08-05 12:17:31,987 INFO L168 Benchmark]: Boogie Procedure Inliner took 47.00 ms. Allocated memory is still 134.2 MB. Free memory was 107.9 MB in the beginning and 106.1 MB in the end (delta: 1.8 MB). Peak memory consumption was 1.8 MB. Max. memory is 7.1 GB. [2019-08-05 12:17:31,988 INFO L168 Benchmark]: Boogie Preprocessor took 28.21 ms. Allocated memory is still 134.2 MB. Free memory was 106.1 MB in the beginning and 104.8 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 7.1 GB. [2019-08-05 12:17:31,990 INFO L168 Benchmark]: RCFGBuilder took 363.35 ms. Allocated memory is still 134.2 MB. Free memory was 104.8 MB in the beginning and 91.7 MB in the end (delta: 13.1 MB). Peak memory consumption was 13.1 MB. Max. memory is 7.1 GB. [2019-08-05 12:17:31,991 INFO L168 Benchmark]: Abstract Interpretation took 350.63 ms. Allocated memory is still 134.2 MB. Free memory was 91.5 MB in the beginning and 80.6 MB in the end (delta: 11.0 MB). Peak memory consumption was 11.0 MB. Max. memory is 7.1 GB. [2019-08-05 12:17:31,996 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 0.22 ms. Allocated memory is still 134.2 MB. Free memory was 109.5 MB in the beginning and 109.3 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 47.00 ms. Allocated memory is still 134.2 MB. Free memory was 107.9 MB in the beginning and 106.1 MB in the end (delta: 1.8 MB). Peak memory consumption was 1.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 28.21 ms. Allocated memory is still 134.2 MB. Free memory was 106.1 MB in the beginning and 104.8 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 363.35 ms. Allocated memory is still 134.2 MB. Free memory was 104.8 MB in the beginning and 91.7 MB in the end (delta: 13.1 MB). Peak memory consumption was 13.1 MB. Max. memory is 7.1 GB. * Abstract Interpretation took 350.63 ms. Allocated memory is still 134.2 MB. Free memory was 91.5 MB in the beginning and 80.6 MB in the end (delta: 11.0 MB). Peak memory consumption was 11.0 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: - UnprovableResult [Line: 147]: Unable to prove that assertion always holds Unable to prove that assertion always holds Reason: abstract domain could reach this error location. Possible FailurePath: [L57] #NULL.offset, #NULL.base := 0, 0; [L58] #valid := #valid[0 := 0]; [L59] ~a~0.base, ~a~0.offset := 0, 0; [L60] ~b~0.base, ~b~0.offset := 0, 0; [L61] ~n~0 := 0; [L62] main_old_#valid := #valid; [L63] havoc main_#res; [L64] havoc main_#t~malloc4.offset, main_#t~post6.base, main_#t~mem7, main_#t~nondet2, main_#t~post3, main_#t~malloc4.base, main_#t~malloc5.base, main_#t~post6.offset, main_#t~malloc5.offset; [L65] ~n~0 := 1; [L66] assume 0 <= main_#t~nondet2 + 2147483648 && main_#t~nondet2 <= 2147483647; [L67] assume !(~n~0 < 30) || 0 == main_#t~nondet2; [L68] havoc main_#t~nondet2; [L69] #Ultimate.alloc_old_#valid, #Ultimate.alloc_old_#length := #valid, #length; [L70] #Ultimate.alloc_~size := 4 * ~n~0; [L71] havoc #Ultimate.alloc_#res.offset, #Ultimate.alloc_#res.base; [L72] havoc #valid, #length; [L73] assume 0 == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base]; [L74] assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1] == #valid; [L75] assume #Ultimate.alloc_#res.offset == 0; [L76] assume !(0 == #Ultimate.alloc_#res.base); [L77] assume #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size] == #length; [L78] main_#t~malloc4.offset, main_#t~malloc4.base := #Ultimate.alloc_#res.offset, #Ultimate.alloc_#res.base; [L79] ~a~0.base, ~a~0.offset := main_#t~malloc4.base, main_#t~malloc4.offset; [L80] #Ultimate.alloc_old_#valid, #Ultimate.alloc_old_#length := #valid, #length; [L81] #Ultimate.alloc_~size := 4 * ~n~0; [L82] havoc #Ultimate.alloc_#res.offset, #Ultimate.alloc_#res.base; [L83] havoc #valid, #length; [L84] assume 0 == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base]; [L85] assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1]; [L86] assume #Ultimate.alloc_#res.offset == 0; [L87] assume !(0 == #Ultimate.alloc_#res.base); [L88] assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size]; [L89] main_#t~malloc5.base, main_#t~malloc5.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset; [L90] ~b~0.base, ~b~0.offset := main_#t~malloc5.base, main_#t~malloc5.offset; [L91] main_#t~post6.base, main_#t~post6.offset := ~b~0.base, ~b~0.offset; [L92] ~b~0.base, ~b~0.offset := main_#t~post6.base, main_#t~post6.offset + 4; [L93] write~int_old_#memory_int := #memory_int; [L94] write~int_#sizeOfWrittenType, write~int_#ptr.base, write~int_#value, write~int_#ptr.offset := 4, main_#t~post6.base, 0, main_#t~post6.offset; [L95] assume #valid[write~int_#ptr.base] == 1; [L96] assume 0 <= write~int_#ptr.offset && write~int_#sizeOfWrittenType + write~int_#ptr.offset <= #length[write~int_#ptr.base]; [L97] assume 1 == #valid[write~int_#ptr.base]; [L98] assume write~int_#sizeOfWrittenType + write~int_#ptr.offset <= #length[write~int_#ptr.base] && 0 <= write~int_#ptr.offset; [L99] havoc #memory_int; [L100] 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]]; [L101] havoc main_#t~post6.base, main_#t~post6.offset; [L102] havoc foo_#t~post1, foo_#t~post0, foo_~i~0; [L103] havoc foo_~i~0; [L104] foo_~i~0 := 0; [L133] assume foo_~i~0 < ~n~0; [L134] write~int_old_#memory_int := #memory_int; [L135] 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; [L136] assume #valid[write~int_#ptr.base] == 1; [L137] assume 0 <= write~int_#ptr.offset && write~int_#ptr.offset + write~int_#sizeOfWrittenType <= #length[write~int_#ptr.base]; [L138] assume #valid[write~int_#ptr.base] == 1; [L139] assume write~int_#sizeOfWrittenType + write~int_#ptr.offset <= #length[write~int_#ptr.base] && 0 <= write~int_#ptr.offset; [L140] havoc #memory_int; [L141] 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; [L142] foo_#t~post0 := foo_~i~0; [L143] foo_~i~0 := foo_#t~post0 + 1; [L144] havoc foo_#t~post0; [L111] assume !(foo_~i~0 < ~n~0); [L112] foo_~i~0 := 0; [L113] assume !(foo_~i~0 + 1 < ~n~0); [L114] read~int_#ptr.base, read~int_#ptr.offset, read~int_#sizeOfReadType := ~b~0.base, ~b~0.offset + -4, 4; [L115] assume 1 == #valid[read~int_#ptr.base]; [L116] assume read~int_#sizeOfReadType + read~int_#ptr.offset <= #length[read~int_#ptr.base] && 0 <= read~int_#ptr.offset; [L117] assume 1 == #valid[read~int_#ptr.base]; [L118] assume 0 <= read~int_#ptr.offset && read~int_#sizeOfReadType + read~int_#ptr.offset <= #length[read~int_#ptr.base]; [L119] havoc read~int_#value; [L120] assume read~int_#value == #memory_int[read~int_#ptr.base][read~int_#ptr.offset]; [L121] main_#t~mem7 := read~int_#value; [L122] assume !(main_#t~mem7 == 0); [L123] havoc main_#t~mem7; [L124] assume 0 == ~a~0.offset; [L125] assume 0 == ~a~0.base || #valid[~a~0.base] == 1; [L126] ULTIMATE.dealloc_old_#valid := #valid; [L127] ULTIMATE.dealloc_~addr.base, ULTIMATE.dealloc_~addr.offset := ~a~0.base, ~a~0.offset; [L128] havoc #valid; [L129] assume #valid == ULTIMATE.dealloc_old_#valid[ULTIMATE.dealloc_~addr.base := 0]; [L130] assume !(0 == ~b~0.offset); [L147] assert false; RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...