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/toy/tooDifficultLoopInvariant/PointerIncrement-simplified01.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-4ddfff8 [2019-08-09 14:13:58,217 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-09 14:13:58,219 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-09 14:13:58,230 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-09 14:13:58,231 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-09 14:13:58,232 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-09 14:13:58,233 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-09 14:13:58,235 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-09 14:13:58,237 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-09 14:13:58,238 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-09 14:13:58,239 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-09 14:13:58,240 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-09 14:13:58,241 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-09 14:13:58,242 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-09 14:13:58,243 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-09 14:13:58,244 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-09 14:13:58,245 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-09 14:13:58,246 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-09 14:13:58,248 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-09 14:13:58,250 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-09 14:13:58,252 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-09 14:13:58,253 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-09 14:13:58,255 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-09 14:13:58,256 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-09 14:13:58,258 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-09 14:13:58,259 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-09 14:13:58,259 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-09 14:13:58,260 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-09 14:13:58,260 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-09 14:13:58,261 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-09 14:13:58,262 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-09 14:13:58,263 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-09 14:13:58,263 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-09 14:13:58,264 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-09 14:13:58,265 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-09 14:13:58,266 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-09 14:13:58,267 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-09 14:13:58,267 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-09 14:13:58,267 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-09 14:13:58,268 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-09 14:13:58,269 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-09 14:13:58,303 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-09 14:13:58,315 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-09 14:13:58,319 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-09 14:13:58,320 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-09 14:13:58,321 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-09 14:13:58,321 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/PointerIncrement-simplified01.bpl [2019-08-09 14:13:58,322 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/PointerIncrement-simplified01.bpl' [2019-08-09 14:13:58,362 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-09 14:13:58,364 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-09 14:13:58,365 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-09 14:13:58,365 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-09 14:13:58,365 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-09 14:13:58,390 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "PointerIncrement-simplified01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:13:58" (1/1) ... [2019-08-09 14:13:58,393 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "PointerIncrement-simplified01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:13:58" (1/1) ... [2019-08-09 14:13:58,407 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "PointerIncrement-simplified01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:13:58" (1/1) ... [2019-08-09 14:13:58,407 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "PointerIncrement-simplified01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:13:58" (1/1) ... [2019-08-09 14:13:58,417 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "PointerIncrement-simplified01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:13:58" (1/1) ... [2019-08-09 14:13:58,423 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "PointerIncrement-simplified01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:13:58" (1/1) ... [2019-08-09 14:13:58,424 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "PointerIncrement-simplified01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:13:58" (1/1) ... [2019-08-09 14:13:58,425 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-09 14:13:58,430 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-09 14:13:58,430 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-09 14:13:58,430 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-09 14:13:58,431 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "PointerIncrement-simplified01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:13:58" (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 14:13:58,520 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-09 14:13:58,520 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-08-09 14:13:58,521 INFO L130 BoogieDeclarations]: Found specification of procedure ~malloc [2019-08-09 14:13:58,521 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-09 14:13:58,750 INFO L275 CfgBuilder]: Using library mode [2019-08-09 14:13:58,751 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-08-09 14:13:58,752 INFO L202 PluginConnector]: Adding new model PointerIncrement-simplified01.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.08 02:13:58 BoogieIcfgContainer [2019-08-09 14:13:58,752 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-09 14:13:58,753 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-09 14:13:58,753 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-09 14:13:58,753 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-09 14:13:58,754 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "PointerIncrement-simplified01.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.08 02:13:58" (1/1) ... [2019-08-09 14:13:59,139 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-09 14:13:59,148 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-09 14:13:59,151 INFO L168 Benchmark]: Toolchain (without parser) took 786.09 ms. Allocated memory is still 136.8 MB. Free memory was 103.8 MB in the beginning and 74.1 MB in the end (delta: 29.7 MB). Peak memory consumption was 29.7 MB. Max. memory is 7.1 GB. [2019-08-09 14:13:59,152 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.23 ms. Allocated memory is still 136.8 MB. Free memory was 105.2 MB in the beginning and 105.0 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2019-08-09 14:13:59,153 INFO L168 Benchmark]: Boogie Preprocessor took 61.61 ms. Allocated memory is still 136.8 MB. Free memory was 103.8 MB in the beginning and 101.6 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. [2019-08-09 14:13:59,154 INFO L168 Benchmark]: RCFGBuilder took 322.68 ms. Allocated memory is still 136.8 MB. Free memory was 101.4 MB in the beginning and 89.5 MB in the end (delta: 11.9 MB). Peak memory consumption was 11.9 MB. Max. memory is 7.1 GB. [2019-08-09 14:13:59,155 INFO L168 Benchmark]: Symbolic Interpretation took 395.64 ms. Allocated memory is still 136.8 MB. Free memory was 89.5 MB in the beginning and 74.1 MB in the end (delta: 15.4 MB). Peak memory consumption was 15.4 MB. Max. memory is 7.1 GB. [2019-08-09 14:13:59,159 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 16]: Unable to prove that procedure precondition always holds Unable to prove that procedure precondition always holds Reason: Interpreter reached this location of interest. Location might be reachable. Predicate is 56#(not (<= (+ main_~q~1.offset 4) (select |#length| main_~q~1.base))). Possible FailurePath: - UnprovableResult [Line: 16]: Unable to prove that procedure precondition always holds Unable to prove that procedure precondition always holds Reason: Interpreter reached this location of interest. Location might be reachable. Predicate is 53#(not (select |#valid| main_~q~1.base)). Possible FailurePath: * 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 136.8 MB. Free memory was 105.2 MB in the beginning and 105.0 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. * Boogie Preprocessor took 61.61 ms. Allocated memory is still 136.8 MB. Free memory was 103.8 MB in the beginning and 101.6 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 322.68 ms. Allocated memory is still 136.8 MB. Free memory was 101.4 MB in the beginning and 89.5 MB in the end (delta: 11.9 MB). Peak memory consumption was 11.9 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 395.64 ms. Allocated memory is still 136.8 MB. Free memory was 89.5 MB in the beginning and 74.1 MB in the end (delta: 15.4 MB). Peak memory consumption was 15.4 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...