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/abstractInterpretation/regression/eq/29a_two_malloced_pointers_dont_alias.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-3b9210c [2019-08-06 16:58:53,424 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-06 16:58:53,427 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-06 16:58:53,439 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-06 16:58:53,439 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-06 16:58:53,441 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-06 16:58:53,442 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-06 16:58:53,445 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-06 16:58:53,447 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-06 16:58:53,448 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-06 16:58:53,449 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-06 16:58:53,451 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-06 16:58:53,451 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-06 16:58:53,452 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-06 16:58:53,453 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-06 16:58:53,455 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-06 16:58:53,456 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-06 16:58:53,457 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-06 16:58:53,459 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-06 16:58:53,462 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-06 16:58:53,468 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-06 16:58:53,472 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-06 16:58:53,473 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-06 16:58:53,476 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-06 16:58:53,481 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-06 16:58:53,483 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-06 16:58:53,484 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-06 16:58:53,485 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-06 16:58:53,485 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-06 16:58:53,488 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-06 16:58:53,489 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-06 16:58:53,491 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-06 16:58:53,492 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-06 16:58:53,493 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-06 16:58:53,495 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-06 16:58:53,496 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-06 16:58:53,497 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-06 16:58:53,497 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-06 16:58:53,497 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-06 16:58:53,500 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-06 16:58:53,501 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-06 16:58:53,539 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-06 16:58:53,556 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-06 16:58:53,560 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-06 16:58:53,562 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-06 16:58:53,564 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-06 16:58:53,565 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/abstractInterpretation/regression/eq/29a_two_malloced_pointers_dont_alias.bpl [2019-08-06 16:58:53,565 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/abstractInterpretation/regression/eq/29a_two_malloced_pointers_dont_alias.bpl' [2019-08-06 16:58:53,606 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-06 16:58:53,608 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-06 16:58:53,608 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-06 16:58:53,608 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-06 16:58:53,608 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-06 16:58:53,636 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "29a_two_malloced_pointers_dont_alias.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:58:53" (1/1) ... [2019-08-06 16:58:53,638 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "29a_two_malloced_pointers_dont_alias.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:58:53" (1/1) ... [2019-08-06 16:58:53,652 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "29a_two_malloced_pointers_dont_alias.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:58:53" (1/1) ... [2019-08-06 16:58:53,653 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "29a_two_malloced_pointers_dont_alias.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:58:53" (1/1) ... [2019-08-06 16:58:53,657 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "29a_two_malloced_pointers_dont_alias.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:58:53" (1/1) ... [2019-08-06 16:58:53,659 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "29a_two_malloced_pointers_dont_alias.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:58:53" (1/1) ... [2019-08-06 16:58:53,660 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "29a_two_malloced_pointers_dont_alias.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:58:53" (1/1) ... [2019-08-06 16:58:53,662 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-06 16:58:53,663 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-06 16:58:53,663 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-06 16:58:53,665 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-06 16:58:53,666 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "29a_two_malloced_pointers_dont_alias.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:58:53" (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 16:58:53,741 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-06 16:58:53,741 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-06 16:58:53,741 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-08-06 16:58:53,903 INFO L275 CfgBuilder]: Using library mode [2019-08-06 16:58:53,904 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-06 16:58:53,905 INFO L202 PluginConnector]: Adding new model 29a_two_malloced_pointers_dont_alias.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.08 04:58:53 BoogieIcfgContainer [2019-08-06 16:58:53,905 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-06 16:58:53,906 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-06 16:58:53,908 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-06 16:58:53,909 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-06 16:58:53,910 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "29a_two_malloced_pointers_dont_alias.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.08 04:58:53" (1/1) ... [2019-08-06 16:58:53,924 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-06 16:58:53,926 INFO L155 IcfgInterpreter]: Building call graph [2019-08-06 16:58:53,937 INFO L160 IcfgInterpreter]: Initial procedures are [main] [2019-08-06 16:58:53,945 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-06 16:58:53,947 INFO L185 IcfgInterpreter]: Interpreting procedure main with input of size 1 [2019-08-06 16:58:53,992 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-06 16:58:53,993 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-06 16:58:53,996 INFO L179 IcfgInterpreter]: Location mainErr0ASSERT_VIOLATIONASSERT has predicate 6#(and (exists ((v_valid_4 (Array Int Bool))) (and (= valid (store (store v_valid_4 main_p true) main_q true)) (not (select v_valid_4 main_p)) (not (select (store v_valid_4 main_p true) main_q)))) (= main_q main_p)) [2019-08-06 16:58:53,997 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-06 16:58:54,005 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-06 16:58:54,008 INFO L168 Benchmark]: Toolchain (without parser) took 399.65 ms. Allocated memory is still 138.4 MB. Free memory was 106.7 MB in the beginning and 91.3 MB in the end (delta: 15.4 MB). Peak memory consumption was 15.4 MB. Max. memory is 7.1 GB. [2019-08-06 16:58:54,010 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.22 ms. Allocated memory is still 138.4 MB. Free memory was 107.9 MB in the beginning and 107.7 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. [2019-08-06 16:58:54,012 INFO L168 Benchmark]: Boogie Preprocessor took 54.01 ms. Allocated memory is still 138.4 MB. Free memory was 106.7 MB in the beginning and 104.6 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 7.1 GB. [2019-08-06 16:58:54,013 INFO L168 Benchmark]: RCFGBuilder took 242.80 ms. Allocated memory is still 138.4 MB. Free memory was 104.4 MB in the beginning and 95.6 MB in the end (delta: 8.9 MB). Peak memory consumption was 8.9 MB. Max. memory is 7.1 GB. [2019-08-06 16:58:54,014 INFO L168 Benchmark]: Symbolic Interpretation took 99.63 ms. Allocated memory is still 138.4 MB. Free memory was 95.6 MB in the beginning and 91.3 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 7.1 GB. [2019-08-06 16:58:54,020 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 24]: 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 0.22 ms. Allocated memory is still 138.4 MB. Free memory was 107.9 MB in the beginning and 107.7 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. * Boogie Preprocessor took 54.01 ms. Allocated memory is still 138.4 MB. Free memory was 106.7 MB in the beginning and 104.6 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 242.80 ms. Allocated memory is still 138.4 MB. Free memory was 104.4 MB in the beginning and 95.6 MB in the end (delta: 8.9 MB). Peak memory consumption was 8.9 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 99.63 ms. Allocated memory is still 138.4 MB. Free memory was 95.6 MB in the beginning and 91.3 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...