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-simplified02.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-e6f8464 [2019-08-06 14:21:56,670 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-06 14:21:56,672 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-06 14:21:56,691 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-06 14:21:56,691 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-06 14:21:56,692 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-06 14:21:56,694 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-06 14:21:56,698 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-06 14:21:56,701 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-06 14:21:56,708 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-06 14:21:56,709 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-06 14:21:56,710 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-06 14:21:56,710 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-06 14:21:56,711 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-06 14:21:56,716 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-06 14:21:56,718 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-06 14:21:56,719 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-06 14:21:56,720 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-06 14:21:56,724 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-06 14:21:56,729 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-06 14:21:56,731 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-06 14:21:56,733 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-06 14:21:56,735 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-06 14:21:56,736 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-06 14:21:56,742 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-06 14:21:56,742 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-06 14:21:56,742 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-06 14:21:56,743 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-06 14:21:56,744 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-06 14:21:56,747 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-06 14:21:56,747 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-06 14:21:56,748 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-06 14:21:56,750 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-06 14:21:56,751 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-06 14:21:56,752 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-06 14:21:56,753 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-06 14:21:56,753 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-06 14:21:56,754 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-06 14:21:56,754 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-06 14:21:56,755 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-06 14:21:56,755 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-06 14:21:56,808 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-06 14:21:56,823 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-06 14:21:56,827 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-06 14:21:56,829 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-06 14:21:56,830 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-06 14:21:56,831 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/PointerIncrement-simplified02.bpl [2019-08-06 14:21:56,831 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/PointerIncrement-simplified02.bpl' [2019-08-06 14:21:56,883 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-06 14:21:56,885 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-06 14:21:56,886 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-06 14:21:56,886 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-06 14:21:56,886 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-06 14:21:56,911 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "PointerIncrement-simplified02.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 02:21:56" (1/1) ... [2019-08-06 14:21:56,913 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "PointerIncrement-simplified02.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 02:21:56" (1/1) ... [2019-08-06 14:21:56,923 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "PointerIncrement-simplified02.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 02:21:56" (1/1) ... [2019-08-06 14:21:56,924 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "PointerIncrement-simplified02.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 02:21:56" (1/1) ... [2019-08-06 14:21:56,928 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "PointerIncrement-simplified02.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 02:21:56" (1/1) ... [2019-08-06 14:21:56,932 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "PointerIncrement-simplified02.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 02:21:56" (1/1) ... [2019-08-06 14:21:56,933 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "PointerIncrement-simplified02.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 02:21:56" (1/1) ... [2019-08-06 14:21:56,934 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-06 14:21:56,935 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-06 14:21:56,936 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-06 14:21:56,936 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-06 14:21:56,937 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "PointerIncrement-simplified02.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 02:21:56" (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 [2019-08-06 14:21:57,005 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-06 14:21:57,005 INFO L130 BoogieDeclarations]: Found specification of procedure ~malloc [2019-08-06 14:21:57,006 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-06 14:21:57,259 INFO L275 CfgBuilder]: Using library mode [2019-08-06 14:21:57,259 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-08-06 14:21:57,261 INFO L202 PluginConnector]: Adding new model PointerIncrement-simplified02.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.08 02:21:57 BoogieIcfgContainer [2019-08-06 14:21:57,262 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-06 14:21:57,263 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-06 14:21:57,271 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-06 14:21:57,272 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-06 14:21:57,273 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "PointerIncrement-simplified02.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.08 02:21:57" (1/1) ... [2019-08-06 14:21:57,304 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-06 14:21:57,309 INFO L155 IcfgInterpreter]: Building call graph [2019-08-06 14:21:57,323 INFO L160 IcfgInterpreter]: Initial procedures are [main] [2019-08-06 14:21:57,340 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-06 14:21:57,342 INFO L185 IcfgInterpreter]: Interpreting procedure main with input of size 1 [2019-08-06 14:21:57,455 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-06 14:21:57,456 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-06 14:21:57,459 INFO L179 IcfgInterpreter]: Location mainErr0ASSERT_VIOLATIONASSERT has predicate 30#(and (or (and (not (< main_q.offset (+ main_p.offset 400))) (not |main_#t~short2|)) (and (< main_q.offset (+ main_p.offset 400)) |main_#t~short2|)) (<= main_q.offset (select |#length| main_q.base)) (not (<= (+ main_q.offset 4) (select |#length| main_q.base))) (exists ((|v_main_#t~short2_6| Bool)) |v_main_#t~short2_6|) |main_#t~short2|) [2019-08-06 14:21:57,460 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-06 14:21:57,466 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-06 14:21:57,468 INFO L168 Benchmark]: Toolchain (without parser) took 582.46 ms. Allocated memory is still 133.2 MB. Free memory was 109.6 MB in the beginning and 90.5 MB in the end (delta: 19.1 MB). Peak memory consumption was 19.1 MB. Max. memory is 7.1 GB. [2019-08-06 14:21:57,470 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.24 ms. Allocated memory is still 133.2 MB. Free memory was 110.8 MB in the beginning and 110.6 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. [2019-08-06 14:21:57,471 INFO L168 Benchmark]: Boogie Preprocessor took 48.87 ms. Allocated memory is still 133.2 MB. Free memory was 109.4 MB in the beginning and 107.2 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. [2019-08-06 14:21:57,472 INFO L168 Benchmark]: RCFGBuilder took 326.79 ms. Allocated memory is still 133.2 MB. Free memory was 107.2 MB in the beginning and 96.5 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 7.1 GB. [2019-08-06 14:21:57,473 INFO L168 Benchmark]: Symbolic Interpretation took 203.20 ms. Allocated memory is still 133.2 MB. Free memory was 96.5 MB in the beginning and 90.5 MB in the end (delta: 6.0 MB). Peak memory consumption was 6.0 MB. Max. memory is 7.1 GB. [2019-08-06 14:21:57,478 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 17]: 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.. Possible FailurePath: * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.24 ms. Allocated memory is still 133.2 MB. Free memory was 110.8 MB in the beginning and 110.6 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. * Boogie Preprocessor took 48.87 ms. Allocated memory is still 133.2 MB. Free memory was 109.4 MB in the beginning and 107.2 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 326.79 ms. Allocated memory is still 133.2 MB. Free memory was 107.2 MB in the beginning and 96.5 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 203.20 ms. Allocated memory is still 133.2 MB. Free memory was 96.5 MB in the beginning and 90.5 MB in the end (delta: 6.0 MB). Peak memory consumption was 6.0 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...