java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/Sifa.xml -i ../../../trunk/examples/programs/20181010-MemSafetyPathprograms/ArraysOfVariableLength_true-valid-memsafety.c_13.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-4ddfff8 [2019-08-09 14:16:15,416 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-09 14:16:15,418 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-09 14:16:15,430 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-09 14:16:15,430 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-09 14:16:15,431 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-09 14:16:15,432 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-09 14:16:15,434 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-09 14:16:15,436 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-09 14:16:15,437 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-09 14:16:15,438 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-09 14:16:15,439 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-09 14:16:15,439 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-09 14:16:15,440 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-09 14:16:15,441 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-09 14:16:15,442 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-09 14:16:15,443 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-09 14:16:15,444 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-09 14:16:15,445 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-09 14:16:15,447 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-09 14:16:15,449 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-09 14:16:15,450 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-09 14:16:15,451 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-09 14:16:15,452 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-09 14:16:15,454 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-09 14:16:15,454 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-09 14:16:15,454 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-09 14:16:15,455 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-09 14:16:15,456 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-09 14:16:15,457 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-09 14:16:15,457 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-09 14:16:15,458 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-09 14:16:15,458 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-09 14:16:15,459 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-09 14:16:15,460 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-09 14:16:15,460 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-09 14:16:15,461 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-09 14:16:15,461 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-09 14:16:15,461 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-09 14:16:15,462 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-09 14:16:15,463 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-09 14:16:15,488 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-09 14:16:15,500 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-09 14:16:15,503 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-09 14:16:15,505 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-09 14:16:15,505 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-09 14:16:15,506 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20181010-MemSafetyPathprograms/ArraysOfVariableLength_true-valid-memsafety.c_13.bpl [2019-08-09 14:16:15,506 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20181010-MemSafetyPathprograms/ArraysOfVariableLength_true-valid-memsafety.c_13.bpl' [2019-08-09 14:16:15,549 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-09 14:16:15,551 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-09 14:16:15,551 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-09 14:16:15,551 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-09 14:16:15,552 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-09 14:16:15,574 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "ArraysOfVariableLength_true-valid-memsafety.c_13.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:16:15" (1/1) ... [2019-08-09 14:16:15,575 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "ArraysOfVariableLength_true-valid-memsafety.c_13.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:16:15" (1/1) ... [2019-08-09 14:16:15,586 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "ArraysOfVariableLength_true-valid-memsafety.c_13.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:16:15" (1/1) ... [2019-08-09 14:16:15,587 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "ArraysOfVariableLength_true-valid-memsafety.c_13.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:16:15" (1/1) ... [2019-08-09 14:16:15,592 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "ArraysOfVariableLength_true-valid-memsafety.c_13.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:16:15" (1/1) ... [2019-08-09 14:16:15,593 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "ArraysOfVariableLength_true-valid-memsafety.c_13.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:16:15" (1/1) ... [2019-08-09 14:16:15,595 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "ArraysOfVariableLength_true-valid-memsafety.c_13.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:16:15" (1/1) ... [2019-08-09 14:16:15,597 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-09 14:16:15,598 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-09 14:16:15,598 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-09 14:16:15,598 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-09 14:16:15,599 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "ArraysOfVariableLength_true-valid-memsafety.c_13.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:16:15" (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:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-08-09 14:16:15,674 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2019-08-09 14:16:15,675 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-09 14:16:15,675 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-09 14:16:15,962 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-09 14:16:15,963 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-09 14:16:15,965 INFO L202 PluginConnector]: Adding new model ArraysOfVariableLength_true-valid-memsafety.c_13.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.08 02:16:15 BoogieIcfgContainer [2019-08-09 14:16:15,967 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-09 14:16:15,967 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-09 14:16:15,967 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-09 14:16:15,968 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-09 14:16:15,969 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "ArraysOfVariableLength_true-valid-memsafety.c_13.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.08 02:16:15" (1/1) ... [2019-08-09 14:16:16,259 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-08-09 14:16:16,307 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-08-09 14:16:16,570 WARN L188 SmtUtils]: Spent 261.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 77 [2019-08-09 14:16:16,621 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-08-09 14:16:16,926 WARN L188 SmtUtils]: Spent 303.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 88 [2019-08-09 14:16:17,151 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-09 14:16:17,159 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-09 14:16:17,161 INFO L168 Benchmark]: Toolchain (without parser) took 1609.75 ms. Allocated memory was 133.7 MB in the beginning and 196.6 MB in the end (delta: 62.9 MB). Free memory was 109.3 MB in the beginning and 180.2 MB in the end (delta: -70.9 MB). Peak memory consumption was 94.1 MB. Max. memory is 7.1 GB. [2019-08-09 14:16:17,163 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.20 ms. Allocated memory is still 133.7 MB. Free memory was 111.0 MB in the beginning and 110.8 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. [2019-08-09 14:16:17,165 INFO L168 Benchmark]: Boogie Preprocessor took 46.19 ms. Allocated memory is still 133.7 MB. Free memory was 109.3 MB in the beginning and 107.1 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. [2019-08-09 14:16:17,167 INFO L168 Benchmark]: RCFGBuilder took 368.87 ms. Allocated memory is still 133.7 MB. Free memory was 107.1 MB in the beginning and 94.2 MB in the end (delta: 12.9 MB). Peak memory consumption was 12.9 MB. Max. memory is 7.1 GB. [2019-08-09 14:16:17,169 INFO L168 Benchmark]: Symbolic Interpretation took 1191.61 ms. Allocated memory was 133.7 MB in the beginning and 196.6 MB in the end (delta: 62.9 MB). Free memory was 94.2 MB in the beginning and 180.2 MB in the end (delta: -86.0 MB). Peak memory consumption was 79.0 MB. Max. memory is 7.1 GB. [2019-08-09 14:16:17,177 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 153]: Unable to prove that assertion always holds Unable to prove that assertion always holds Reason: Interpreter reached this location of interest. Location might be reachable. Predicate is 68#(or (not (<= (+ |ULTIMATE.start_read~int_#sizeOfReadType| |ULTIMATE.start_read~int_#ptr.offset|) (select |#length| |ULTIMATE.start_read~int_#ptr.base|))) (not (<= 0 |ULTIMATE.start_read~int_#ptr.offset|))). Possible FailurePath: * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.20 ms. Allocated memory is still 133.7 MB. Free memory was 111.0 MB in the beginning and 110.8 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. * Boogie Preprocessor took 46.19 ms. Allocated memory is still 133.7 MB. Free memory was 109.3 MB in the beginning and 107.1 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 368.87 ms. Allocated memory is still 133.7 MB. Free memory was 107.1 MB in the beginning and 94.2 MB in the end (delta: 12.9 MB). Peak memory consumption was 12.9 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 1191.61 ms. Allocated memory was 133.7 MB in the beginning and 196.6 MB in the end (delta: 62.9 MB). Free memory was 94.2 MB in the beginning and 180.2 MB in the end (delta: -86.0 MB). Peak memory consumption was 79.0 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...