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/44d_join_strong_and_weak_equivalence.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-3b9210c [2019-08-06 16:58:44,398 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-06 16:58:44,400 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-06 16:58:44,413 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-06 16:58:44,413 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-06 16:58:44,414 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-06 16:58:44,416 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-06 16:58:44,418 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-06 16:58:44,420 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-06 16:58:44,421 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-06 16:58:44,422 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-06 16:58:44,430 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-06 16:58:44,430 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-06 16:58:44,434 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-06 16:58:44,436 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-06 16:58:44,437 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-06 16:58:44,438 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-06 16:58:44,442 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-06 16:58:44,446 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-06 16:58:44,451 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-06 16:58:44,455 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-06 16:58:44,456 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-06 16:58:44,460 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-06 16:58:44,461 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-06 16:58:44,464 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-06 16:58:44,464 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-06 16:58:44,465 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-06 16:58:44,466 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-06 16:58:44,467 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-06 16:58:44,468 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-06 16:58:44,468 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-06 16:58:44,470 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-06 16:58:44,473 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-06 16:58:44,474 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-06 16:58:44,476 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-06 16:58:44,476 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-06 16:58:44,478 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-06 16:58:44,478 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-06 16:58:44,478 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-06 16:58:44,482 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-06 16:58:44,483 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-06 16:58:44,532 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-06 16:58:44,549 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-06 16:58:44,553 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-06 16:58:44,555 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-06 16:58:44,556 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-06 16:58:44,557 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/abstractInterpretation/regression/eq/44d_join_strong_and_weak_equivalence.bpl [2019-08-06 16:58:44,557 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/abstractInterpretation/regression/eq/44d_join_strong_and_weak_equivalence.bpl' [2019-08-06 16:58:44,597 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-06 16:58:44,598 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-06 16:58:44,599 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-06 16:58:44,599 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-06 16:58:44,599 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-06 16:58:44,628 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "44d_join_strong_and_weak_equivalence.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:58:44" (1/1) ... [2019-08-06 16:58:44,630 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "44d_join_strong_and_weak_equivalence.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:58:44" (1/1) ... [2019-08-06 16:58:44,640 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "44d_join_strong_and_weak_equivalence.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:58:44" (1/1) ... [2019-08-06 16:58:44,641 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "44d_join_strong_and_weak_equivalence.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:58:44" (1/1) ... [2019-08-06 16:58:44,644 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "44d_join_strong_and_weak_equivalence.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:58:44" (1/1) ... [2019-08-06 16:58:44,649 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "44d_join_strong_and_weak_equivalence.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:58:44" (1/1) ... [2019-08-06 16:58:44,650 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "44d_join_strong_and_weak_equivalence.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:58:44" (1/1) ... [2019-08-06 16:58:44,651 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-06 16:58:44,652 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-06 16:58:44,652 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-06 16:58:44,652 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-06 16:58:44,654 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "44d_join_strong_and_weak_equivalence.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:58:44" (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 16:58:44,723 INFO L124 BoogieDeclarations]: Specification and implementation of procedure main given in one single declaration [2019-08-06 16:58:44,723 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-06 16:58:44,724 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-06 16:58:44,936 INFO L275 CfgBuilder]: Using library mode [2019-08-06 16:58:44,936 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-06 16:58:44,938 INFO L202 PluginConnector]: Adding new model 44d_join_strong_and_weak_equivalence.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.08 04:58:44 BoogieIcfgContainer [2019-08-06 16:58:44,938 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-06 16:58:44,939 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-06 16:58:44,939 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-06 16:58:44,939 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-06 16:58:44,940 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "44d_join_strong_and_weak_equivalence.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.08 04:58:44" (1/1) ... [2019-08-06 16:58:44,953 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-06 16:58:44,955 INFO L155 IcfgInterpreter]: Building call graph [2019-08-06 16:58:44,968 INFO L160 IcfgInterpreter]: Initial procedures are [main] [2019-08-06 16:58:44,978 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-06 16:58:44,986 INFO L185 IcfgInterpreter]: Interpreting procedure main with input of size 1 [2019-08-06 16:58:45,067 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-06 16:58:45,068 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-06 16:58:45,072 INFO L179 IcfgInterpreter]: Location mainErr0ASSERT_VIOLATIONASSERT has predicate 6#(and (not (= (select main_c main_k) 3)) (or (and (= (select main_c main_i) 3) (= main_a (store main_b main_i main_x))) (= main_b main_a) (and (= (select main_c main_j) 3) (= (store main_b main_j main_y) main_a))) (not (= (select main_a main_k) (select main_b main_k)))) [2019-08-06 16:58:45,073 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-06 16:58:45,081 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-06 16:58:45,091 INFO L168 Benchmark]: Toolchain (without parser) took 484.87 ms. Allocated memory is still 136.8 MB. Free memory was 105.1 MB in the beginning and 88.1 MB in the end (delta: 17.0 MB). Peak memory consumption was 17.0 MB. Max. memory is 7.1 GB. [2019-08-06 16:58:45,093 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.24 ms. Allocated memory is still 136.8 MB. Free memory was 106.4 MB in the beginning and 106.2 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. [2019-08-06 16:58:45,094 INFO L168 Benchmark]: Boogie Preprocessor took 52.42 ms. Allocated memory is still 136.8 MB. Free memory was 105.1 MB in the beginning and 103.1 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 7.1 GB. [2019-08-06 16:58:45,097 INFO L168 Benchmark]: RCFGBuilder took 286.28 ms. Allocated memory is still 136.8 MB. Free memory was 102.9 MB in the beginning and 92.6 MB in the end (delta: 10.3 MB). Peak memory consumption was 10.3 MB. Max. memory is 7.1 GB. [2019-08-06 16:58:45,102 INFO L168 Benchmark]: Symbolic Interpretation took 142.63 ms. Allocated memory is still 136.8 MB. Free memory was 92.4 MB in the beginning and 88.1 MB in the end (delta: 4.3 MB). Peak memory consumption was 4.3 MB. Max. memory is 7.1 GB. [2019-08-06 16:58:45,112 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 0.24 ms. Allocated memory is still 136.8 MB. Free memory was 106.4 MB in the beginning and 106.2 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. * Boogie Preprocessor took 52.42 ms. Allocated memory is still 136.8 MB. Free memory was 105.1 MB in the beginning and 103.1 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 286.28 ms. Allocated memory is still 136.8 MB. Free memory was 102.9 MB in the beginning and 92.6 MB in the end (delta: 10.3 MB). Peak memory consumption was 10.3 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 142.63 ms. Allocated memory is still 136.8 MB. Free memory was 92.4 MB in the beginning and 88.1 MB in the end (delta: 4.3 MB). Peak memory consumption was 4.3 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...